mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
51996525c7
qemu/target-ppc/translate.c
j_mayer 30032c940a Fix missing nip updates for instructions that potentially generate 
exceptions from op helpers.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3308 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-01 05:22:17 +00:00

6383 lines
213 KiB
C
Raw Blame History

/*
* PowerPC emulation for qemu: main translation routines.
*
* Copyright (c) 2003-2007 Jocelyn Mayer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include "cpu.h"
#include "exec-all.h"
#include "disas.h"
/* Include definitions for instructions classes and implementations flags */
//#define DO_SINGLE_STEP
//#define PPC_DEBUG_DISAS
//#define DEBUG_MEMORY_ACCESSES
//#define DO_PPC_STATISTICS
/*****************************************************************************/
/* Code translation helpers */
#if defined(USE_DIRECT_JUMP)
#define TBPARAM(x)
#else
#define TBPARAM(x) (long)(x)
#endif
enum {
#define DEF(s, n, copy_size) INDEX_op_ ## s,
#include "opc.h"
#undef DEF
NB_OPS,
};
static uint16_t *gen_opc_ptr;
static uint32_t *gen_opparam_ptr;
#include "gen-op.h"
static inline void gen_set_T0 (target_ulong val)
{
#if defined(TARGET_PPC64)
if (val >> 32)
gen_op_set_T0_64(val >> 32, val);
else
#endif
gen_op_set_T0(val);
}
static inline void gen_set_T1 (target_ulong val)
{
#if defined(TARGET_PPC64)
if (val >> 32)
gen_op_set_T1_64(val >> 32, val);
else
#endif
gen_op_set_T1(val);
}
#define GEN8(func, NAME) \
static GenOpFunc *NAME ## _table [8] = { \
NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \
NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \
}; \
static inline void func(int n) \
{ \
NAME ## _table[n](); \
}
#define GEN16(func, NAME) \
static GenOpFunc *NAME ## _table [16] = { \
NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \
NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \
NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \
NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \
}; \
static inline void func(int n) \
{ \
NAME ## _table[n](); \
}
#define GEN32(func, NAME) \
static GenOpFunc *NAME ## _table [32] = { \
NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \
NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \
NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \
NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \
NAME ## 16, NAME ## 17, NAME ## 18, NAME ## 19, \
NAME ## 20, NAME ## 21, NAME ## 22, NAME ## 23, \
NAME ## 24, NAME ## 25, NAME ## 26, NAME ## 27, \
NAME ## 28, NAME ## 29, NAME ## 30, NAME ## 31, \
}; \
static inline void func(int n) \
{ \
NAME ## _table[n](); \
}
/* Condition register moves */
GEN8(gen_op_load_crf_T0, gen_op_load_crf_T0_crf);
GEN8(gen_op_load_crf_T1, gen_op_load_crf_T1_crf);
GEN8(gen_op_store_T0_crf, gen_op_store_T0_crf_crf);
GEN8(gen_op_store_T1_crf, gen_op_store_T1_crf_crf);
/* Floating point condition and status register moves */
GEN8(gen_op_load_fpscr_T0, gen_op_load_fpscr_T0_fpscr);
GEN8(gen_op_store_T0_fpscr, gen_op_store_T0_fpscr_fpscr);
GEN8(gen_op_clear_fpscr, gen_op_clear_fpscr_fpscr);
static inline void gen_op_store_T0_fpscri (int n, uint8_t param)
{
gen_op_set_T0(param);
gen_op_store_T0_fpscr(n);
}
/* General purpose registers moves */
GEN32(gen_op_load_gpr_T0, gen_op_load_gpr_T0_gpr);
GEN32(gen_op_load_gpr_T1, gen_op_load_gpr_T1_gpr);
GEN32(gen_op_load_gpr_T2, gen_op_load_gpr_T2_gpr);
GEN32(gen_op_store_T0_gpr, gen_op_store_T0_gpr_gpr);
GEN32(gen_op_store_T1_gpr, gen_op_store_T1_gpr_gpr);
#if 0 // unused
GEN32(gen_op_store_T2_gpr, gen_op_store_T2_gpr_gpr);
#endif
/* floating point registers moves */
GEN32(gen_op_load_fpr_FT0, gen_op_load_fpr_FT0_fpr);
GEN32(gen_op_load_fpr_FT1, gen_op_load_fpr_FT1_fpr);
GEN32(gen_op_load_fpr_FT2, gen_op_load_fpr_FT2_fpr);
GEN32(gen_op_store_FT0_fpr, gen_op_store_FT0_fpr_fpr);
GEN32(gen_op_store_FT1_fpr, gen_op_store_FT1_fpr_fpr);
#if 0 // unused
GEN32(gen_op_store_FT2_fpr, gen_op_store_FT2_fpr_fpr);
#endif
/* internal defines */
typedef struct DisasContext {
struct TranslationBlock *tb;
target_ulong nip;
uint32_t opcode;
uint32_t exception;
/* Routine used to access memory */
int mem_idx;
/* Translation flags */
#if !defined(CONFIG_USER_ONLY)
int supervisor;
#endif
#if defined(TARGET_PPC64)
int sf_mode;
#endif
int fpu_enabled;
#if defined(TARGET_PPCEMB)
int spe_enabled;
#endif
ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */
int singlestep_enabled;
} DisasContext;
struct opc_handler_t {
/* invalid bits */
uint32_t inval;
/* instruction type */
uint64_t type;
/* handler */
void (*handler)(DisasContext *ctx);
#if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU)
const unsigned char *oname;
#endif
#if defined(DO_PPC_STATISTICS)
uint64_t count;
#endif
};
static inline void gen_set_Rc0 (DisasContext *ctx)
{
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_cmpi_64(0);
else
#endif
gen_op_cmpi(0);
gen_op_set_Rc0();
}
static inline void gen_update_nip (DisasContext *ctx, target_ulong nip)
{
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_update_nip_64(nip >> 32, nip);
else
#endif
gen_op_update_nip(nip);
}
#define GEN_EXCP(ctx, excp, error) \
do { \
if ((ctx)->exception == POWERPC_EXCP_NONE) { \
gen_update_nip(ctx, (ctx)->nip); \
} \
gen_op_raise_exception_err((excp), (error)); \
ctx->exception = (excp); \
} while (0)
#define GEN_EXCP_INVAL(ctx) \
GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \
POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL)
#define GEN_EXCP_PRIVOPC(ctx) \
GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \
POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_OPC)
#define GEN_EXCP_PRIVREG(ctx) \
GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \
POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG)
#define GEN_EXCP_NO_FP(ctx) \
GEN_EXCP(ctx, POWERPC_EXCP_FPU, 0)
#define GEN_EXCP_NO_AP(ctx) \
GEN_EXCP(ctx, POWERPC_EXCP_APU, 0)
/* Stop translation */
static inline void GEN_STOP (DisasContext *ctx)
{
gen_update_nip(ctx, ctx->nip);
ctx->exception = POWERPC_EXCP_STOP;
}
/* No need to update nip here, as execution flow will change */
static inline void GEN_SYNC (DisasContext *ctx)
{
ctx->exception = POWERPC_EXCP_SYNC;
}
#define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
static void gen_##name (DisasContext *ctx); \
GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \
static void gen_##name (DisasContext *ctx)
typedef struct opcode_t {
unsigned char opc1, opc2, opc3;
#if HOST_LONG_BITS == 64 /* Explicitely align to 64 bits */
unsigned char pad[5];
#else
unsigned char pad[1];
#endif
opc_handler_t handler;
const unsigned char *oname;
} opcode_t;
/*****************************************************************************/
/*** Instruction decoding ***/
#define EXTRACT_HELPER(name, shift, nb) \
static inline uint32_t name (uint32_t opcode) \
{ \
return (opcode >> (shift)) & ((1 << (nb)) - 1); \
}
#define EXTRACT_SHELPER(name, shift, nb) \
static inline int32_t name (uint32_t opcode) \
{ \
return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \
}
/* Opcode part 1 */
EXTRACT_HELPER(opc1, 26, 6);
/* Opcode part 2 */
EXTRACT_HELPER(opc2, 1, 5);
/* Opcode part 3 */
EXTRACT_HELPER(opc3, 6, 5);
/* Update Cr0 flags */
EXTRACT_HELPER(Rc, 0, 1);
/* Destination */
EXTRACT_HELPER(rD, 21, 5);
/* Source */
EXTRACT_HELPER(rS, 21, 5);
/* First operand */
EXTRACT_HELPER(rA, 16, 5);
/* Second operand */
EXTRACT_HELPER(rB, 11, 5);
/* Third operand */
EXTRACT_HELPER(rC, 6, 5);
/*** Get CRn ***/
EXTRACT_HELPER(crfD, 23, 3);
EXTRACT_HELPER(crfS, 18, 3);
EXTRACT_HELPER(crbD, 21, 5);
EXTRACT_HELPER(crbA, 16, 5);
EXTRACT_HELPER(crbB, 11, 5);
/* SPR / TBL */
EXTRACT_HELPER(_SPR, 11, 10);
static inline uint32_t SPR (uint32_t opcode)
{
uint32_t sprn = _SPR(opcode);
return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
}
/*** Get constants ***/
EXTRACT_HELPER(IMM, 12, 8);
/* 16 bits signed immediate value */
EXTRACT_SHELPER(SIMM, 0, 16);
/* 16 bits unsigned immediate value */
EXTRACT_HELPER(UIMM, 0, 16);
/* Bit count */
EXTRACT_HELPER(NB, 11, 5);
/* Shift count */
EXTRACT_HELPER(SH, 11, 5);
/* Mask start */
EXTRACT_HELPER(MB, 6, 5);
/* Mask end */
EXTRACT_HELPER(ME, 1, 5);
/* Trap operand */
EXTRACT_HELPER(TO, 21, 5);
EXTRACT_HELPER(CRM, 12, 8);
EXTRACT_HELPER(FM, 17, 8);
EXTRACT_HELPER(SR, 16, 4);
EXTRACT_HELPER(FPIMM, 20, 4);
/*** Jump target decoding ***/
/* Displacement */
EXTRACT_SHELPER(d, 0, 16);
/* Immediate address */
static inline target_ulong LI (uint32_t opcode)
{
return (opcode >> 0) & 0x03FFFFFC;
}
static inline uint32_t BD (uint32_t opcode)
{
return (opcode >> 0) & 0xFFFC;
}
EXTRACT_HELPER(BO, 21, 5);
EXTRACT_HELPER(BI, 16, 5);
/* Absolute/relative address */
EXTRACT_HELPER(AA, 1, 1);
/* Link */
EXTRACT_HELPER(LK, 0, 1);
/* Create a mask between <start> and <end> bits */
static inline target_ulong MASK (uint32_t start, uint32_t end)
{
target_ulong ret;
#if defined(TARGET_PPC64)
if (likely(start == 0)) {
ret = (uint64_t)(-1ULL) << (63 - end);
} else if (likely(end == 63)) {
ret = (uint64_t)(-1ULL) >> start;
}
#else
if (likely(start == 0)) {
ret = (uint32_t)(-1ULL) << (31 - end);
} else if (likely(end == 31)) {
ret = (uint32_t)(-1ULL) >> start;
}
#endif
else {
ret = (((target_ulong)(-1ULL)) >> (start)) ^
(((target_ulong)(-1ULL) >> (end)) >> 1);
if (unlikely(start > end))
return ~ret;
}
return ret;
}
/*****************************************************************************/
/* PowerPC Instructions types definitions */
enum {
PPC_NONE = 0x0000000000000000ULL,
/* integer operations instructions */
/* flow control instructions */
/* virtual memory instructions */
/* ld/st with reservation instructions */
/* cache control instructions */
/* spr/msr access instructions */
PPC_INSNS_BASE = 0x0000000000000001ULL,
#define PPC_INTEGER PPC_INSNS_BASE
#define PPC_FLOW PPC_INSNS_BASE
#define PPC_MEM PPC_INSNS_BASE
#define PPC_RES PPC_INSNS_BASE
#define PPC_CACHE PPC_INSNS_BASE
#define PPC_MISC PPC_INSNS_BASE
/* Optional floating point instructions */
PPC_FLOAT = 0x0000000000000002ULL,
PPC_FLOAT_FSQRT = 0x0000000000000004ULL,
PPC_FLOAT_FRES = 0x0000000000000008ULL,
PPC_FLOAT_FRSQRTE = 0x0000000000000010ULL,
PPC_FLOAT_FSEL = 0x0000000000000020ULL,
PPC_FLOAT_STFIWX = 0x0000000000000040ULL,
/* external control instructions */
PPC_EXTERN = 0x0000000000000080ULL,
/* segment register access instructions */
PPC_SEGMENT = 0x0000000000000100ULL,
/* Optional cache control instruction */
PPC_CACHE_DCBA = 0x0000000000000200ULL,
/* Optional memory control instructions */
PPC_MEM_TLBIA = 0x0000000000000400ULL,
PPC_MEM_TLBIE = 0x0000000000000800ULL,
PPC_MEM_TLBSYNC = 0x0000000000001000ULL,
/* eieio & sync */
PPC_MEM_SYNC = 0x0000000000002000ULL,
/* PowerPC 6xx TLB management instructions */
PPC_6xx_TLB = 0x0000000000004000ULL,
/* Altivec support */
PPC_ALTIVEC = 0x0000000000008000ULL,
/* Time base mftb instruction */
PPC_MFTB = 0x0000000000010000ULL,
/* Embedded PowerPC dedicated instructions */
PPC_EMB_COMMON = 0x0000000000020000ULL,
/* PowerPC 40x exception model */
PPC_40x_EXCP = 0x0000000000040000ULL,
/* PowerPC 40x TLB management instructions */
PPC_40x_TLB = 0x0000000000080000ULL,
/* PowerPC 405 Mac instructions */
PPC_405_MAC = 0x0000000000100000ULL,
/* PowerPC 440 specific instructions */
PPC_440_SPEC = 0x0000000000200000ULL,
/* Power-to-PowerPC bridge (601) */
PPC_POWER_BR = 0x0000000000400000ULL,
/* PowerPC 602 specific */
PPC_602_SPEC = 0x0000000000800000ULL,
/* Deprecated instructions */
/* Original POWER instruction set */
PPC_POWER = 0x0000000001000000ULL,
/* POWER2 instruction set extension */
PPC_POWER2 = 0x0000000002000000ULL,
/* Power RTC support */
PPC_POWER_RTC = 0x0000000004000000ULL,
/* 64 bits PowerPC instructions */
/* 64 bits PowerPC instruction set */
PPC_64B = 0x0000000008000000ULL,
/* 64 bits hypervisor extensions */
PPC_64H = 0x0000000010000000ULL,
/* 64 bits PowerPC "bridge" features */
PPC_64_BRIDGE = 0x0000000020000000ULL,
/* BookE (embedded) PowerPC specification */
PPC_BOOKE = 0x0000000040000000ULL,
/* eieio */
PPC_MEM_EIEIO = 0x0000000080000000ULL,
/* e500 vector instructions */
PPC_E500_VECTOR = 0x0000000100000000ULL,
/* PowerPC 4xx dedicated instructions */
PPC_4xx_COMMON = 0x0000000200000000ULL,
/* PowerPC 2.03 specification extensions */
PPC_203 = 0x0000000400000000ULL,
/* PowerPC 2.03 SPE extension */
PPC_SPE = 0x0000000800000000ULL,
/* PowerPC 2.03 SPE floating-point extension */
PPC_SPEFPU = 0x0000001000000000ULL,
/* SLB management */
PPC_SLBI = 0x0000002000000000ULL,
/* PowerPC 40x ibct instructions */
PPC_40x_ICBT = 0x0000004000000000ULL,
/* PowerPC 74xx TLB management instructions */
PPC_74xx_TLB = 0x0000008000000000ULL,
/* More BookE (embedded) instructions... */
PPC_BOOKE_EXT = 0x0000010000000000ULL,
/* rfmci is not implemented in all BookE PowerPC */
PPC_RFMCI = 0x0000020000000000ULL,
/* user-mode DCR access, implemented in PowerPC 460 */
PPC_DCRUX = 0x0000040000000000ULL,
/* New floating-point extensions (PowerPC 2.0x) */
PPC_FLOAT_EXT = 0x0000080000000000ULL,
/* New wait instruction (PowerPC 2.0x) */
PPC_WAIT = 0x0000100000000000ULL,
/* New 64 bits extensions (PowerPC 2.0x) */
PPC_64BX = 0x0000200000000000ULL,
};
/*****************************************************************************/
/* PowerPC instructions table */
#if HOST_LONG_BITS == 64
#define OPC_ALIGN 8
#else
#define OPC_ALIGN 4
#endif
#if defined(__APPLE__)
#define OPCODES_SECTION \
__attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) ))
#else
#define OPCODES_SECTION \
__attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) ))
#endif
#if defined(DO_PPC_STATISTICS)
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = op1, \
.opc2 = op2, \
.opc3 = op3, \
.pad = { 0, }, \
.handler = { \
.inval = invl, \
.type = _typ, \
.handler = &gen_##name, \
.oname = stringify(name), \
}, \
.oname = stringify(name), \
}
#else
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = op1, \
.opc2 = op2, \
.opc3 = op3, \
.pad = { 0, }, \
.handler = { \
.inval = invl, \
.type = _typ, \
.handler = &gen_##name, \
}, \
.oname = stringify(name), \
}
#endif
#define GEN_OPCODE_MARK(name) \
OPCODES_SECTION opcode_t opc_##name = { \
.opc1 = 0xFF, \
.opc2 = 0xFF, \
.opc3 = 0xFF, \
.pad = { 0, }, \
.handler = { \
.inval = 0x00000000, \
.type = 0x00, \
.handler = NULL, \
}, \
.oname = stringify(name), \
}
/* Start opcode list */
GEN_OPCODE_MARK(start);
/* Invalid instruction */
GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE)
{
GEN_EXCP_INVAL(ctx);
}
static opc_handler_t invalid_handler = {
.inval = 0xFFFFFFFF,
.type = PPC_NONE,
.handler = gen_invalid,
};
/*** Integer arithmetic ***/
#define __GEN_INT_ARITH2(name, opc1, opc2, opc3, inval, type) \
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_load_gpr_T1(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
#define __GEN_INT_ARITH2_O(name, opc1, opc2, opc3, inval, type) \
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_load_gpr_T1(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
#define __GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
#define __GEN_INT_ARITH1_O(name, opc1, opc2, opc3, type) \
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
/* Two operands arithmetic functions */
#define GEN_INT_ARITH2(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000000, type) \
__GEN_INT_ARITH2_O(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type)
/* Two operands arithmetic functions with no overflow allowed */
#define GEN_INT_ARITHN(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000400, type)
/* One operand arithmetic functions */
#define GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH1_O(name##o, opc1, opc2, opc3 | 0x10, type)
#if defined(TARGET_PPC64)
#define __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, inval, type) \
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_load_gpr_T1(rB(ctx->opcode)); \
if (ctx->sf_mode) \
gen_op_##name##_64(); \
else \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
#define __GEN_INT_ARITH2_O_64(name, opc1, opc2, opc3, inval, type) \
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_load_gpr_T1(rB(ctx->opcode)); \
if (ctx->sf_mode) \
gen_op_##name##_64(); \
else \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
#define __GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
if (ctx->sf_mode) \
gen_op_##name##_64(); \
else \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
#define __GEN_INT_ARITH1_O_64(name, opc1, opc2, opc3, type) \
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
if (ctx->sf_mode) \
gen_op_##name##_64(); \
else \
gen_op_##name(); \
gen_op_store_T0_gpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
/* Two operands arithmetic functions */
#define GEN_INT_ARITH2_64(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000000, type) \
__GEN_INT_ARITH2_O_64(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type)
/* Two operands arithmetic functions with no overflow allowed */
#define GEN_INT_ARITHN_64(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000400, type)
/* One operand arithmetic functions */
#define GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
__GEN_INT_ARITH1_O_64(name##o, opc1, opc2, opc3 | 0x10, type)
#else
#define GEN_INT_ARITH2_64 GEN_INT_ARITH2
#define GEN_INT_ARITHN_64 GEN_INT_ARITHN
#define GEN_INT_ARITH1_64 GEN_INT_ARITH1
#endif
/* add add. addo addo. */
static inline void gen_op_addo (void)
{
gen_op_move_T2_T0();
gen_op_add();
gen_op_check_addo();
}
#if defined(TARGET_PPC64)
#define gen_op_add_64 gen_op_add
static inline void gen_op_addo_64 (void)
{
gen_op_move_T2_T0();
gen_op_add();
gen_op_check_addo_64();
}
#endif
GEN_INT_ARITH2_64 (add, 0x1F, 0x0A, 0x08, PPC_INTEGER);
/* addc addc. addco addco. */
static inline void gen_op_addc (void)
{
gen_op_move_T2_T0();
gen_op_add();
gen_op_check_addc();
}
static inline void gen_op_addco (void)
{
gen_op_move_T2_T0();
gen_op_add();
gen_op_check_addc();
gen_op_check_addo();
}
#if defined(TARGET_PPC64)
static inline void gen_op_addc_64 (void)
{
gen_op_move_T2_T0();
gen_op_add();
gen_op_check_addc_64();
}
static inline void gen_op_addco_64 (void)
{
gen_op_move_T2_T0();
gen_op_add();
gen_op_check_addc_64();
gen_op_check_addo_64();
}
#endif
GEN_INT_ARITH2_64 (addc, 0x1F, 0x0A, 0x00, PPC_INTEGER);
/* adde adde. addeo addeo. */
static inline void gen_op_addeo (void)
{
gen_op_move_T2_T0();
gen_op_adde();
gen_op_check_addo();
}
#if defined(TARGET_PPC64)
static inline void gen_op_addeo_64 (void)
{
gen_op_move_T2_T0();
gen_op_adde_64();
gen_op_check_addo_64();
}
#endif
GEN_INT_ARITH2_64 (adde, 0x1F, 0x0A, 0x04, PPC_INTEGER);
/* addme addme. addmeo addmeo. */
static inline void gen_op_addme (void)
{
gen_op_move_T1_T0();
gen_op_add_me();
}
#if defined(TARGET_PPC64)
static inline void gen_op_addme_64 (void)
{
gen_op_move_T1_T0();
gen_op_add_me_64();
}
#endif
GEN_INT_ARITH1_64 (addme, 0x1F, 0x0A, 0x07, PPC_INTEGER);
/* addze addze. addzeo addzeo. */
static inline void gen_op_addze (void)
{
gen_op_move_T2_T0();
gen_op_add_ze();
gen_op_check_addc();
}
static inline void gen_op_addzeo (void)
{
gen_op_move_T2_T0();
gen_op_add_ze();
gen_op_check_addc();
gen_op_check_addo();
}
#if defined(TARGET_PPC64)
static inline void gen_op_addze_64 (void)
{
gen_op_move_T2_T0();
gen_op_add_ze();
gen_op_check_addc_64();
}
static inline void gen_op_addzeo_64 (void)
{
gen_op_move_T2_T0();
gen_op_add_ze();
gen_op_check_addc_64();
gen_op_check_addo_64();
}
#endif
GEN_INT_ARITH1_64 (addze, 0x1F, 0x0A, 0x06, PPC_INTEGER);
/* divw divw. divwo divwo. */
GEN_INT_ARITH2 (divw, 0x1F, 0x0B, 0x0F, PPC_INTEGER);
/* divwu divwu. divwuo divwuo. */
GEN_INT_ARITH2 (divwu, 0x1F, 0x0B, 0x0E, PPC_INTEGER);
/* mulhw mulhw. */
GEN_INT_ARITHN (mulhw, 0x1F, 0x0B, 0x02, PPC_INTEGER);
/* mulhwu mulhwu. */
GEN_INT_ARITHN (mulhwu, 0x1F, 0x0B, 0x00, PPC_INTEGER);
/* mullw mullw. mullwo mullwo. */
GEN_INT_ARITH2 (mullw, 0x1F, 0x0B, 0x07, PPC_INTEGER);
/* neg neg. nego nego. */
GEN_INT_ARITH1_64 (neg, 0x1F, 0x08, 0x03, PPC_INTEGER);
/* subf subf. subfo subfo. */
static inline void gen_op_subfo (void)
{
gen_op_move_T2_T0();
gen_op_subf();
gen_op_check_subfo();
}
#if defined(TARGET_PPC64)
#define gen_op_subf_64 gen_op_subf
static inline void gen_op_subfo_64 (void)
{
gen_op_move_T2_T0();
gen_op_subf();
gen_op_check_subfo_64();
}
#endif
GEN_INT_ARITH2_64 (subf, 0x1F, 0x08, 0x01, PPC_INTEGER);
/* subfc subfc. subfco subfco. */
static inline void gen_op_subfc (void)
{
gen_op_subf();
gen_op_check_subfc();
}
static inline void gen_op_subfco (void)
{
gen_op_move_T2_T0();
gen_op_subf();
gen_op_check_subfc();
gen_op_check_subfo();
}
#if defined(TARGET_PPC64)
static inline void gen_op_subfc_64 (void)
{
gen_op_subf();
gen_op_check_subfc_64();
}
static inline void gen_op_subfco_64 (void)
{
gen_op_move_T2_T0();
gen_op_subf();
gen_op_check_subfc_64();
gen_op_check_subfo_64();
}
#endif
GEN_INT_ARITH2_64 (subfc, 0x1F, 0x08, 0x00, PPC_INTEGER);
/* subfe subfe. subfeo subfeo. */
static inline void gen_op_subfeo (void)
{
gen_op_move_T2_T0();
gen_op_subfe();
gen_op_check_subfo();
}
#if defined(TARGET_PPC64)
#define gen_op_subfe_64 gen_op_subfe
static inline void gen_op_subfeo_64 (void)
{
gen_op_move_T2_T0();
gen_op_subfe_64();
gen_op_check_subfo_64();
}
#endif
GEN_INT_ARITH2_64 (subfe, 0x1F, 0x08, 0x04, PPC_INTEGER);
/* subfme subfme. subfmeo subfmeo. */
GEN_INT_ARITH1_64 (subfme, 0x1F, 0x08, 0x07, PPC_INTEGER);
/* subfze subfze. subfzeo subfzeo. */
GEN_INT_ARITH1_64 (subfze, 0x1F, 0x08, 0x06, PPC_INTEGER);
/* addi */
GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_long simm = SIMM(ctx->opcode);
if (rA(ctx->opcode) == 0) {
/* li case */
gen_set_T0(simm);
} else {
gen_op_load_gpr_T0(rA(ctx->opcode));
if (likely(simm != 0))
gen_op_addi(simm);
}
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* addic */
GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_long simm = SIMM(ctx->opcode);
gen_op_load_gpr_T0(rA(ctx->opcode));
if (likely(simm != 0)) {
gen_op_move_T2_T0();
gen_op_addi(simm);
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_check_addc_64();
else
#endif
gen_op_check_addc();
} else {
gen_op_clear_xer_ca();
}
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* addic. */
GEN_HANDLER(addic_, 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_long simm = SIMM(ctx->opcode);
gen_op_load_gpr_T0(rA(ctx->opcode));
if (likely(simm != 0)) {
gen_op_move_T2_T0();
gen_op_addi(simm);
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_check_addc_64();
else
#endif
gen_op_check_addc();
} else {
gen_op_clear_xer_ca();
}
gen_op_store_T0_gpr(rD(ctx->opcode));
gen_set_Rc0(ctx);
}
/* addis */
GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_long simm = SIMM(ctx->opcode);
if (rA(ctx->opcode) == 0) {
/* lis case */
gen_set_T0(simm << 16);
} else {
gen_op_load_gpr_T0(rA(ctx->opcode));
if (likely(simm != 0))
gen_op_addi(simm << 16);
}
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* mulli */
GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_mulli(SIMM(ctx->opcode));
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* subfic */
GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_subfic_64(SIMM(ctx->opcode));
else
#endif
gen_op_subfic(SIMM(ctx->opcode));
gen_op_store_T0_gpr(rD(ctx->opcode));
}
#if defined(TARGET_PPC64)
/* mulhd mulhd. */
GEN_INT_ARITHN (mulhd, 0x1F, 0x09, 0x02, PPC_64B);
/* mulhdu mulhdu. */
GEN_INT_ARITHN (mulhdu, 0x1F, 0x09, 0x00, PPC_64B);
/* mulld mulld. mulldo mulldo. */
GEN_INT_ARITH2 (mulld, 0x1F, 0x09, 0x07, PPC_64B);
/* divd divd. divdo divdo. */
GEN_INT_ARITH2 (divd, 0x1F, 0x09, 0x0F, PPC_64B);
/* divdu divdu. divduo divduo. */
GEN_INT_ARITH2 (divdu, 0x1F, 0x09, 0x0E, PPC_64B);
#endif
/*** Integer comparison ***/
#if defined(TARGET_PPC64)
#define GEN_CMP(name, opc, type) \
GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_load_gpr_T1(rB(ctx->opcode)); \
if (ctx->sf_mode && (ctx->opcode & 0x00200000)) \
gen_op_##name##_64(); \
else \
gen_op_##name(); \
gen_op_store_T0_crf(crfD(ctx->opcode)); \
}
#else
#define GEN_CMP(name, opc, type) \
GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \
{ \
gen_op_load_gpr_T0(rA(ctx->opcode)); \
gen_op_load_gpr_T1(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_crf(crfD(ctx->opcode)); \
}
#endif
/* cmp */
GEN_CMP(cmp, 0x00, PPC_INTEGER);
/* cmpi */
GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
#if defined(TARGET_PPC64)
if (ctx->sf_mode && (ctx->opcode & 0x00200000))
gen_op_cmpi_64(SIMM(ctx->opcode));
else
#endif
gen_op_cmpi(SIMM(ctx->opcode));
gen_op_store_T0_crf(crfD(ctx->opcode));
}
/* cmpl */
GEN_CMP(cmpl, 0x01, PPC_INTEGER);
/* cmpli */
GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
#if defined(TARGET_PPC64)
if (ctx->sf_mode && (ctx->opcode & 0x00200000))
gen_op_cmpli_64(UIMM(ctx->opcode));
else
#endif
gen_op_cmpli(UIMM(ctx->opcode));
gen_op_store_T0_crf(crfD(ctx->opcode));
}
/* isel (PowerPC 2.03 specification) */
GEN_HANDLER(isel, 0x1F, 0x0F, 0x00, 0x00000001, PPC_203)
{
uint32_t bi = rC(ctx->opcode);
uint32_t mask;
if (rA(ctx->opcode) == 0) {
gen_set_T0(0);
} else {
gen_op_load_gpr_T1(rA(ctx->opcode));
}
gen_op_load_gpr_T2(rB(ctx->opcode));
mask = 1 << (3 - (bi & 0x03));
gen_op_load_crf_T0(bi >> 2);
gen_op_test_true(mask);
gen_op_isel();
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/*** Integer logical ***/
#define __GEN_LOGICAL2(name, opc2, opc3, type) \
GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000000, type) \
{ \
gen_op_load_gpr_T0(rS(ctx->opcode)); \
gen_op_load_gpr_T1(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
#define GEN_LOGICAL2(name, opc, type) \
__GEN_LOGICAL2(name, 0x1C, opc, type)
#define GEN_LOGICAL1(name, opc, type) \
GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \
{ \
gen_op_load_gpr_T0(rS(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_set_Rc0(ctx); \
}
/* and & and. */
GEN_LOGICAL2(and, 0x00, PPC_INTEGER);
/* andc & andc. */
GEN_LOGICAL2(andc, 0x01, PPC_INTEGER);
/* andi. */
GEN_HANDLER(andi_, 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_andi_T0(UIMM(ctx->opcode));
gen_op_store_T0_gpr(rA(ctx->opcode));
gen_set_Rc0(ctx);
}
/* andis. */
GEN_HANDLER(andis_, 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_andi_T0(UIMM(ctx->opcode) << 16);
gen_op_store_T0_gpr(rA(ctx->opcode));
gen_set_Rc0(ctx);
}
/* cntlzw */
GEN_LOGICAL1(cntlzw, 0x00, PPC_INTEGER);
/* eqv & eqv. */
GEN_LOGICAL2(eqv, 0x08, PPC_INTEGER);
/* extsb & extsb. */
GEN_LOGICAL1(extsb, 0x1D, PPC_INTEGER);
/* extsh & extsh. */
GEN_LOGICAL1(extsh, 0x1C, PPC_INTEGER);
/* nand & nand. */
GEN_LOGICAL2(nand, 0x0E, PPC_INTEGER);
/* nor & nor. */
GEN_LOGICAL2(nor, 0x03, PPC_INTEGER);
/* or & or. */
GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER)
{
int rs, ra, rb;
rs = rS(ctx->opcode);
ra = rA(ctx->opcode);
rb = rB(ctx->opcode);
/* Optimisation for mr. ri case */
if (rs != ra || rs != rb) {
gen_op_load_gpr_T0(rs);
if (rs != rb) {
gen_op_load_gpr_T1(rb);
gen_op_or();
}
gen_op_store_T0_gpr(ra);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
} else if (unlikely(Rc(ctx->opcode) != 0)) {
gen_op_load_gpr_T0(rs);
gen_set_Rc0(ctx);
#if defined(TARGET_PPC64)
} else {
switch (rs) {
case 1:
/* Set process priority to low */
gen_op_store_pri(2);
break;
case 6:
/* Set process priority to medium-low */
gen_op_store_pri(3);
break;
case 2:
/* Set process priority to normal */
gen_op_store_pri(4);
break;
#if !defined(CONFIG_USER_ONLY)
case 31:
if (ctx->supervisor > 0) {
/* Set process priority to very low */
gen_op_store_pri(1);
}
break;
case 5:
if (ctx->supervisor > 0) {
/* Set process priority to medium-hight */
gen_op_store_pri(5);
}
break;
case 3:
if (ctx->supervisor > 0) {
/* Set process priority to high */
gen_op_store_pri(6);
}
break;
#if defined(TARGET_PPC64H)
case 7:
if (ctx->supervisor > 1) {
/* Set process priority to very high */
gen_op_store_pri(7);
}
break;
#endif
#endif
default:
/* nop */
break;
}
#endif
}
}
/* orc & orc. */
GEN_LOGICAL2(orc, 0x0C, PPC_INTEGER);
/* xor & xor. */
GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
/* Optimisation for "set to zero" case */
if (rS(ctx->opcode) != rB(ctx->opcode)) {
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_xor();
} else {
gen_op_reset_T0();
}
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* ori */
GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
/* XXX: should handle special NOPs for POWER series */
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
if (likely(uimm != 0))
gen_op_ori(uimm);
gen_op_store_T0_gpr(rA(ctx->opcode));
}
/* oris */
GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
if (likely(uimm != 0))
gen_op_ori(uimm << 16);
gen_op_store_T0_gpr(rA(ctx->opcode));
}
/* xori */
GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
if (likely(uimm != 0))
gen_op_xori(uimm);
gen_op_store_T0_gpr(rA(ctx->opcode));
}
/* xoris */
GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong uimm = UIMM(ctx->opcode);
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
/* NOP */
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
if (likely(uimm != 0))
gen_op_xori(uimm << 16);
gen_op_store_T0_gpr(rA(ctx->opcode));
}
/* popcntb : PowerPC 2.03 specification */
GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_203)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_popcntb_64();
else
#endif
gen_op_popcntb();
gen_op_store_T0_gpr(rA(ctx->opcode));
}
#if defined(TARGET_PPC64)
/* extsw & extsw. */
GEN_LOGICAL1(extsw, 0x1E, PPC_64B);
/* cntlzd */
GEN_LOGICAL1(cntlzd, 0x01, PPC_64B);
#endif
/*** Integer rotate ***/
/* rlwimi & rlwimi. */
GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
target_ulong mask;
uint32_t mb, me, sh;
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
sh = SH(ctx->opcode);
if (likely(sh == 0)) {
if (likely(mb == 0 && me == 31)) {
gen_op_load_gpr_T0(rS(ctx->opcode));
goto do_store;
} else if (likely(mb == 31 && me == 0)) {
gen_op_load_gpr_T0(rA(ctx->opcode));
goto do_store;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rA(ctx->opcode));
goto do_mask;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rA(ctx->opcode));
gen_op_rotli32_T0(SH(ctx->opcode));
do_mask:
#if defined(TARGET_PPC64)
mb += 32;
me += 32;
#endif
mask = MASK(mb, me);
gen_op_andi_T0(mask);
gen_op_andi_T1(~mask);
gen_op_or();
do_store:
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* rlwinm & rlwinm. */
GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
uint32_t mb, me, sh;
sh = SH(ctx->opcode);
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
gen_op_load_gpr_T0(rS(ctx->opcode));
if (likely(sh == 0)) {
goto do_mask;
}
if (likely(mb == 0)) {
if (likely(me == 31)) {
gen_op_rotli32_T0(sh);
goto do_store;
} else if (likely(me == (31 - sh))) {
gen_op_sli_T0(sh);
goto do_store;
}
} else if (likely(me == 31)) {
if (likely(sh == (32 - mb))) {
gen_op_srli_T0(mb);
goto do_store;
}
}
gen_op_rotli32_T0(sh);
do_mask:
#if defined(TARGET_PPC64)
mb += 32;
me += 32;
#endif
gen_op_andi_T0(MASK(mb, me));
do_store:
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* rlwnm & rlwnm. */
GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
uint32_t mb, me;
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_rotl32_T0_T1();
if (unlikely(mb != 0 || me != 31)) {
#if defined(TARGET_PPC64)
mb += 32;
me += 32;
#endif
gen_op_andi_T0(MASK(mb, me));
}
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
#if defined(TARGET_PPC64)
#define GEN_PPC64_R2(name, opc1, opc2) \
GEN_HANDLER(name##0, opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 0); \
} \
GEN_HANDLER(name##1, opc1, opc2 | 0x10, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 1); \
}
#define GEN_PPC64_R4(name, opc1, opc2) \
GEN_HANDLER(name##0, opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 0, 0); \
} \
GEN_HANDLER(name##1, opc1, opc2 | 0x01, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 0, 1); \
} \
GEN_HANDLER(name##2, opc1, opc2 | 0x10, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 1, 0); \
} \
GEN_HANDLER(name##3, opc1, opc2 | 0x11, 0xFF, 0x00000000, PPC_64B) \
{ \
gen_##name(ctx, 1, 1); \
}
static inline void gen_andi_T0_64 (DisasContext *ctx, uint64_t mask)
{
if (mask >> 32)
gen_op_andi_T0_64(mask >> 32, mask & 0xFFFFFFFF);
else
gen_op_andi_T0(mask);
}
static inline void gen_andi_T1_64 (DisasContext *ctx, uint64_t mask)
{
if (mask >> 32)
gen_op_andi_T1_64(mask >> 32, mask & 0xFFFFFFFF);
else
gen_op_andi_T1(mask);
}
static inline void gen_rldinm (DisasContext *ctx, uint32_t mb, uint32_t me,
uint32_t sh)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
if (likely(sh == 0)) {
goto do_mask;
}
if (likely(mb == 0)) {
if (likely(me == 63)) {
gen_op_rotli64_T0(sh);
goto do_store;
} else if (likely(me == (63 - sh))) {
gen_op_sli_T0(sh);
goto do_store;
}
} else if (likely(me == 63)) {
if (likely(sh == (64 - mb))) {
gen_op_srli_T0_64(mb);
goto do_store;
}
}
gen_op_rotli64_T0(sh);
do_mask:
gen_andi_T0_64(ctx, MASK(mb, me));
do_store:
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* rldicl - rldicl. */
static inline void gen_rldicl (DisasContext *ctx, int mbn, int shn)
{
uint32_t sh, mb;
sh = SH(ctx->opcode) | (shn << 5);
mb = MB(ctx->opcode) | (mbn << 5);
gen_rldinm(ctx, mb, 63, sh);
}
GEN_PPC64_R4(rldicl, 0x1E, 0x00);
/* rldicr - rldicr. */
static inline void gen_rldicr (DisasContext *ctx, int men, int shn)
{
uint32_t sh, me;
sh = SH(ctx->opcode) | (shn << 5);
me = MB(ctx->opcode) | (men << 5);
gen_rldinm(ctx, 0, me, sh);
}
GEN_PPC64_R4(rldicr, 0x1E, 0x02);
/* rldic - rldic. */
static inline void gen_rldic (DisasContext *ctx, int mbn, int shn)
{
uint32_t sh, mb;
sh = SH(ctx->opcode) | (shn << 5);
mb = MB(ctx->opcode) | (mbn << 5);
gen_rldinm(ctx, mb, 63 - sh, sh);
}
GEN_PPC64_R4(rldic, 0x1E, 0x04);
static inline void gen_rldnm (DisasContext *ctx, uint32_t mb, uint32_t me)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_rotl64_T0_T1();
if (unlikely(mb != 0 || me != 63)) {
gen_andi_T0_64(ctx, MASK(mb, me));
}
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* rldcl - rldcl. */
static inline void gen_rldcl (DisasContext *ctx, int mbn)
{
uint32_t mb;
mb = MB(ctx->opcode) | (mbn << 5);
gen_rldnm(ctx, mb, 63);
}
GEN_PPC64_R2(rldcl, 0x1E, 0x08);
/* rldcr - rldcr. */
static inline void gen_rldcr (DisasContext *ctx, int men)
{
uint32_t me;
me = MB(ctx->opcode) | (men << 5);
gen_rldnm(ctx, 0, me);
}
GEN_PPC64_R2(rldcr, 0x1E, 0x09);
/* rldimi - rldimi. */
static inline void gen_rldimi (DisasContext *ctx, int mbn, int shn)
{
uint64_t mask;
uint32_t sh, mb;
sh = SH(ctx->opcode) | (shn << 5);
mb = MB(ctx->opcode) | (mbn << 5);
if (likely(sh == 0)) {
if (likely(mb == 0)) {
gen_op_load_gpr_T0(rS(ctx->opcode));
goto do_store;
} else if (likely(mb == 63)) {
gen_op_load_gpr_T0(rA(ctx->opcode));
goto do_store;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rA(ctx->opcode));
goto do_mask;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rA(ctx->opcode));
gen_op_rotli64_T0(sh);
do_mask:
mask = MASK(mb, 63 - sh);
gen_andi_T0_64(ctx, mask);
gen_andi_T1_64(ctx, ~mask);
gen_op_or();
do_store:
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
GEN_PPC64_R4(rldimi, 0x1E, 0x06);
#endif
/*** Integer shift ***/
/* slw & slw. */
__GEN_LOGICAL2(slw, 0x18, 0x00, PPC_INTEGER);
/* sraw & sraw. */
__GEN_LOGICAL2(sraw, 0x18, 0x18, PPC_INTEGER);
/* srawi & srawi. */
GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER)
{
int mb, me;
gen_op_load_gpr_T0(rS(ctx->opcode));
if (SH(ctx->opcode) != 0) {
gen_op_move_T1_T0();
mb = 32 - SH(ctx->opcode);
me = 31;
#if defined(TARGET_PPC64)
mb += 32;
me += 32;
#endif
gen_op_srawi(SH(ctx->opcode), MASK(mb, me));
}
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* srw & srw. */
__GEN_LOGICAL2(srw, 0x18, 0x10, PPC_INTEGER);
#if defined(TARGET_PPC64)
/* sld & sld. */
__GEN_LOGICAL2(sld, 0x1B, 0x00, PPC_64B);
/* srad & srad. */
__GEN_LOGICAL2(srad, 0x1A, 0x18, PPC_64B);
/* sradi & sradi. */
static inline void gen_sradi (DisasContext *ctx, int n)
{
uint64_t mask;
int sh, mb, me;
gen_op_load_gpr_T0(rS(ctx->opcode));
sh = SH(ctx->opcode) + (n << 5);
if (sh != 0) {
gen_op_move_T1_T0();
mb = 64 - SH(ctx->opcode);
me = 63;
mask = MASK(mb, me);
gen_op_sradi(sh, mask >> 32, mask);
}
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
GEN_HANDLER(sradi0, 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B)
{
gen_sradi(ctx, 0);
}
GEN_HANDLER(sradi1, 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B)
{
gen_sradi(ctx, 1);
}
/* srd & srd. */
__GEN_LOGICAL2(srd, 0x1B, 0x10, PPC_64B);
#endif
/*** Floating-Point arithmetic ***/
#define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, type) \
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_op_reset_scrfx(); \
gen_op_load_fpr_FT0(rA(ctx->opcode)); \
gen_op_load_fpr_FT1(rC(ctx->opcode)); \
gen_op_load_fpr_FT2(rB(ctx->opcode)); \
gen_op_f##op(); \
if (isfloat) { \
gen_op_frsp(); \
} \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_op_set_Rc1(); \
}
#define GEN_FLOAT_ACB(name, op2, type) \
_GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, type); \
_GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, type);
#define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat) \
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, PPC_FLOAT) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_op_reset_scrfx(); \
gen_op_load_fpr_FT0(rA(ctx->opcode)); \
gen_op_load_fpr_FT1(rB(ctx->opcode)); \
gen_op_f##op(); \
if (isfloat) { \
gen_op_frsp(); \
} \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_op_set_Rc1(); \
}
#define GEN_FLOAT_AB(name, op2, inval) \
_GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0); \
_GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1);
#define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat) \
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, PPC_FLOAT) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_op_reset_scrfx(); \
gen_op_load_fpr_FT0(rA(ctx->opcode)); \
gen_op_load_fpr_FT1(rC(ctx->opcode)); \
gen_op_f##op(); \
if (isfloat) { \
gen_op_frsp(); \
} \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_op_set_Rc1(); \
}
#define GEN_FLOAT_AC(name, op2, inval) \
_GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0); \
_GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1);
#define GEN_FLOAT_B(name, op2, op3, type) \
GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_op_reset_scrfx(); \
gen_op_load_fpr_FT0(rB(ctx->opcode)); \
gen_op_f##name(); \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_op_set_Rc1(); \
}
#define GEN_FLOAT_BS(name, op1, op2, type) \
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_op_reset_scrfx(); \
gen_op_load_fpr_FT0(rB(ctx->opcode)); \
gen_op_f##name(); \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
if (unlikely(Rc(ctx->opcode) != 0)) \
gen_op_set_Rc1(); \
}
/* fadd - fadds */
GEN_FLOAT_AB(add, 0x15, 0x000007C0);
/* fdiv - fdivs */
GEN_FLOAT_AB(div, 0x12, 0x000007C0);
/* fmul - fmuls */
GEN_FLOAT_AC(mul, 0x19, 0x0000F800);
/* fre */
GEN_FLOAT_BS(re, 0x3F, 0x18, PPC_FLOAT_EXT);
/* fres */
GEN_FLOAT_BS(res, 0x3B, 0x18, PPC_FLOAT_FRES);
/* frsqrte */
GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, PPC_FLOAT_FRSQRTE);
/* fsel */
_GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, PPC_FLOAT_FSEL);
/* fsub - fsubs */
GEN_FLOAT_AB(sub, 0x14, 0x000007C0);
/* Optional: */
/* fsqrt */
GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_reset_scrfx();
gen_op_load_fpr_FT0(rB(ctx->opcode));
gen_op_fsqrt();
gen_op_store_FT0_fpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_reset_scrfx();
gen_op_load_fpr_FT0(rB(ctx->opcode));
gen_op_fsqrt();
gen_op_frsp();
gen_op_store_FT0_fpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
/*** Floating-Point multiply-and-add ***/
/* fmadd - fmadds */
GEN_FLOAT_ACB(madd, 0x1D, PPC_FLOAT);
/* fmsub - fmsubs */
GEN_FLOAT_ACB(msub, 0x1C, PPC_FLOAT);
/* fnmadd - fnmadds */
GEN_FLOAT_ACB(nmadd, 0x1F, PPC_FLOAT);
/* fnmsub - fnmsubs */
GEN_FLOAT_ACB(nmsub, 0x1E, PPC_FLOAT);
/*** Floating-Point round & convert ***/
/* fctiw */
GEN_FLOAT_B(ctiw, 0x0E, 0x00, PPC_FLOAT);
/* fctiwz */
GEN_FLOAT_B(ctiwz, 0x0F, 0x00, PPC_FLOAT);
/* frsp */
GEN_FLOAT_B(rsp, 0x0C, 0x00, PPC_FLOAT);
#if defined(TARGET_PPC64)
/* fcfid */
GEN_FLOAT_B(cfid, 0x0E, 0x1A, PPC_64B);
/* fctid */
GEN_FLOAT_B(ctid, 0x0E, 0x19, PPC_64B);
/* fctidz */
GEN_FLOAT_B(ctidz, 0x0F, 0x19, PPC_64B);
#endif
/* frin */
GEN_FLOAT_B(rin, 0x08, 0x0C, PPC_FLOAT_EXT);
/* friz */
GEN_FLOAT_B(riz, 0x08, 0x0D, PPC_FLOAT_EXT);
/* frip */
GEN_FLOAT_B(rip, 0x08, 0x0E, PPC_FLOAT_EXT);
/* frim */
GEN_FLOAT_B(rim, 0x08, 0x0F, PPC_FLOAT_EXT);
/*** Floating-Point compare ***/
/* fcmpo */
GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_reset_scrfx();
gen_op_load_fpr_FT0(rA(ctx->opcode));
gen_op_load_fpr_FT1(rB(ctx->opcode));
gen_op_fcmpo();
gen_op_store_T0_crf(crfD(ctx->opcode));
}
/* fcmpu */
GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_reset_scrfx();
gen_op_load_fpr_FT0(rA(ctx->opcode));
gen_op_load_fpr_FT1(rB(ctx->opcode));
gen_op_fcmpu();
gen_op_store_T0_crf(crfD(ctx->opcode));
}
/*** Floating-point move ***/
/* fabs */
GEN_FLOAT_B(abs, 0x08, 0x08, PPC_FLOAT);
/* fmr - fmr. */
GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_reset_scrfx();
gen_op_load_fpr_FT0(rB(ctx->opcode));
gen_op_store_FT0_fpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
/* fnabs */
GEN_FLOAT_B(nabs, 0x08, 0x04, PPC_FLOAT);
/* fneg */
GEN_FLOAT_B(neg, 0x08, 0x01, PPC_FLOAT);
/*** Floating-Point status & ctrl register ***/
/* mcrfs */
GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_load_fpscr_T0(crfS(ctx->opcode));
gen_op_store_T0_crf(crfD(ctx->opcode));
gen_op_clear_fpscr(crfS(ctx->opcode));
}
/* mffs */
GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_load_fpscr();
gen_op_store_FT0_fpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
/* mtfsb0 */
GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT)
{
uint8_t crb;
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
crb = crbD(ctx->opcode) >> 2;
gen_op_load_fpscr_T0(crb);
gen_op_andi_T0(~(1 << (crbD(ctx->opcode) & 0x03)));
gen_op_store_T0_fpscr(crb);
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
/* mtfsb1 */
GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT)
{
uint8_t crb;
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
crb = crbD(ctx->opcode) >> 2;
gen_op_load_fpscr_T0(crb);
gen_op_ori(1 << (crbD(ctx->opcode) & 0x03));
gen_op_store_T0_fpscr(crb);
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
/* mtfsf */
GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_load_fpr_FT0(rB(ctx->opcode));
gen_op_store_fpscr(FM(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
/* mtfsfi */
GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT)
{
if (unlikely(!ctx->fpu_enabled)) {
GEN_EXCP_NO_FP(ctx);
return;
}
gen_op_store_T0_fpscri(crbD(ctx->opcode) >> 2, FPIMM(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_op_set_Rc1();
}
/*** Addressing modes ***/
/* Register indirect with immediate index : EA = (rA|0) + SIMM */
static inline void gen_addr_imm_index (DisasContext *ctx, target_long maskl)
{
target_long simm = SIMM(ctx->opcode);
simm &= ~maskl;
if (rA(ctx->opcode) == 0) {
gen_set_T0(simm);
} else {
gen_op_load_gpr_T0(rA(ctx->opcode));
if (likely(simm != 0))
gen_op_addi(simm);
}
#ifdef DEBUG_MEMORY_ACCESSES
gen_op_print_mem_EA();
#endif
}
static inline void gen_addr_reg_index (DisasContext *ctx)
{
if (rA(ctx->opcode) == 0) {
gen_op_load_gpr_T0(rB(ctx->opcode));
} else {
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_add();
}
#ifdef DEBUG_MEMORY_ACCESSES
gen_op_print_mem_EA();
#endif
}
static inline void gen_addr_register (DisasContext *ctx)
{
if (rA(ctx->opcode) == 0) {
gen_op_reset_T0();
} else {
gen_op_load_gpr_T0(rA(ctx->opcode));
}
#ifdef DEBUG_MEMORY_ACCESSES
gen_op_print_mem_EA();
#endif
}
/*** Integer load ***/
#define op_ldst(name) (*gen_op_##name[ctx->mem_idx])()
#if defined(CONFIG_USER_ONLY)
#if defined(TARGET_PPC64)
#define OP_LD_TABLE(width) \
static GenOpFunc *gen_op_l##width[] = { \
&gen_op_l##width##_raw, \
&gen_op_l##width##_le_raw, \
&gen_op_l##width##_64_raw, \
&gen_op_l##width##_le_64_raw, \
};
#define OP_ST_TABLE(width) \
static GenOpFunc *gen_op_st##width[] = { \
&gen_op_st##width##_raw, \
&gen_op_st##width##_le_raw, \
&gen_op_st##width##_64_raw, \
&gen_op_st##width##_le_64_raw, \
};
/* Byte access routine are endian safe */
#define gen_op_stb_le_64_raw gen_op_stb_64_raw
#define gen_op_lbz_le_64_raw gen_op_lbz_64_raw
#else
#define OP_LD_TABLE(width) \
static GenOpFunc *gen_op_l##width[] = { \
&gen_op_l##width##_raw, \
&gen_op_l##width##_le_raw, \
};
#define OP_ST_TABLE(width) \
static GenOpFunc *gen_op_st##width[] = { \
&gen_op_st##width##_raw, \
&gen_op_st##width##_le_raw, \
};
#endif
/* Byte access routine are endian safe */
#define gen_op_stb_le_raw gen_op_stb_raw
#define gen_op_lbz_le_raw gen_op_lbz_raw
#else
#if defined(TARGET_PPC64)
#define OP_LD_TABLE(width) \
static GenOpFunc *gen_op_l##width[] = { \
&gen_op_l##width##_user, \
&gen_op_l##width##_le_user, \
&gen_op_l##width##_kernel, \
&gen_op_l##width##_le_kernel, \
&gen_op_l##width##_64_user, \
&gen_op_l##width##_le_64_user, \
&gen_op_l##width##_64_kernel, \
&gen_op_l##width##_le_64_kernel, \
};
#define OP_ST_TABLE(width) \
static GenOpFunc *gen_op_st##width[] = { \
&gen_op_st##width##_user, \
&gen_op_st##width##_le_user, \
&gen_op_st##width##_kernel, \
&gen_op_st##width##_le_kernel, \
&gen_op_st##width##_64_user, \
&gen_op_st##width##_le_64_user, \
&gen_op_st##width##_64_kernel, \
&gen_op_st##width##_le_64_kernel, \
};
/* Byte access routine are endian safe */
#define gen_op_stb_le_64_user gen_op_stb_64_user
#define gen_op_lbz_le_64_user gen_op_lbz_64_user
#define gen_op_stb_le_64_kernel gen_op_stb_64_kernel
#define gen_op_lbz_le_64_kernel gen_op_lbz_64_kernel
#else
#define OP_LD_TABLE(width) \
static GenOpFunc *gen_op_l##width[] = { \
&gen_op_l##width##_user, \
&gen_op_l##width##_le_user, \
&gen_op_l##width##_kernel, \
&gen_op_l##width##_le_kernel, \
};
#define OP_ST_TABLE(width) \
static GenOpFunc *gen_op_st##width[] = { \
&gen_op_st##width##_user, \
&gen_op_st##width##_le_user, \
&gen_op_st##width##_kernel, \
&gen_op_st##width##_le_kernel, \
};
#endif
/* Byte access routine are endian safe */
#define gen_op_stb_le_user gen_op_stb_user
#define gen_op_lbz_le_user gen_op_lbz_user
#define gen_op_stb_le_kernel gen_op_stb_kernel
#define gen_op_lbz_le_kernel gen_op_lbz_kernel
#endif
#define GEN_LD(width, opc, type) \
GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
gen_addr_imm_index(ctx, 0); \
op_ldst(l##width); \
gen_op_store_T1_gpr(rD(ctx->opcode)); \
}
#define GEN_LDU(width, opc, type) \
GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
if (unlikely(rA(ctx->opcode) == 0 || \
rA(ctx->opcode) == rD(ctx->opcode))) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
if (type == PPC_64B) \
gen_addr_imm_index(ctx, 0x03); \
else \
gen_addr_imm_index(ctx, 0); \
op_ldst(l##width); \
gen_op_store_T1_gpr(rD(ctx->opcode)); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_LDUX(width, opc2, opc3, type) \
GEN_HANDLER(l##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
if (unlikely(rA(ctx->opcode) == 0 || \
rA(ctx->opcode) == rD(ctx->opcode))) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
op_ldst(l##width); \
gen_op_store_T1_gpr(rD(ctx->opcode)); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_LDX(width, opc2, opc3, type) \
GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
gen_addr_reg_index(ctx); \
op_ldst(l##width); \
gen_op_store_T1_gpr(rD(ctx->opcode)); \
}
#define GEN_LDS(width, op, type) \
OP_LD_TABLE(width); \
GEN_LD(width, op | 0x20, type); \
GEN_LDU(width, op | 0x21, type); \
GEN_LDUX(width, 0x17, op | 0x01, type); \
GEN_LDX(width, 0x17, op | 0x00, type)
/* lbz lbzu lbzux lbzx */
GEN_LDS(bz, 0x02, PPC_INTEGER);
/* lha lhau lhaux lhax */
GEN_LDS(ha, 0x0A, PPC_INTEGER);
/* lhz lhzu lhzux lhzx */
GEN_LDS(hz, 0x08, PPC_INTEGER);
/* lwz lwzu lwzux lwzx */
GEN_LDS(wz, 0x00, PPC_INTEGER);
#if defined(TARGET_PPC64)
OP_LD_TABLE(wa);
OP_LD_TABLE(d);
/* lwaux */
GEN_LDUX(wa, 0x15, 0x0B, PPC_64B);
/* lwax */
GEN_LDX(wa, 0x15, 0x0A, PPC_64B);
/* ldux */
GEN_LDUX(d, 0x15, 0x01, PPC_64B);
/* ldx */
GEN_LDX(d, 0x15, 0x00, PPC_64B);
GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B)
{
if (Rc(ctx->opcode)) {
if (unlikely(rA(ctx->opcode) == 0 ||
rA(ctx->opcode) == rD(ctx->opcode))) {
GEN_EXCP_INVAL(ctx);
return;
}
}
gen_addr_imm_index(ctx, 0x03);
if (ctx->opcode & 0x02) {
/* lwa (lwau is undefined) */
op_ldst(lwa);
} else {
/* ld - ldu */
op_ldst(ld);
}
gen_op_store_T1_gpr(rD(ctx->opcode));
if (Rc(ctx->opcode))
gen_op_store_T0_gpr(rA(ctx->opcode));
}
/* lq */
GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
int ra, rd;
/* Restore CPU state */
if (unlikely(ctx->supervisor == 0)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
ra = rA(ctx->opcode);
rd = rD(ctx->opcode);
if (unlikely((rd & 1) || rd == ra)) {
GEN_EXCP_INVAL(ctx);
return;
}
if (unlikely(ctx->mem_idx & 1)) {
/* Little-endian mode is not handled */
GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
return;
}
gen_addr_imm_index(ctx, 0x0F);
op_ldst(ld);
gen_op_store_T1_gpr(rd);
gen_op_addi(8);
op_ldst(ld);
gen_op_store_T1_gpr(rd + 1);
#endif
}
#endif
/*** Integer store ***/
#define GEN_ST(width, opc, type) \
GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
gen_addr_imm_index(ctx, 0); \
gen_op_load_gpr_T1(rS(ctx->opcode)); \
op_ldst(st##width); \
}
#define GEN_STU(width, opc, type) \
GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
if (unlikely(rA(ctx->opcode) == 0)) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
if (type == PPC_64B) \
gen_addr_imm_index(ctx, 0x03); \
else \
gen_addr_imm_index(ctx, 0); \
gen_op_load_gpr_T1(rS(ctx->opcode)); \
op_ldst(st##width); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_STUX(width, opc2, opc3, type) \
GEN_HANDLER(st##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
if (unlikely(rA(ctx->opcode) == 0)) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
gen_op_load_gpr_T1(rS(ctx->opcode)); \
op_ldst(st##width); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_STX(width, opc2, opc3, type) \
GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
gen_addr_reg_index(ctx); \
gen_op_load_gpr_T1(rS(ctx->opcode)); \
op_ldst(st##width); \
}
#define GEN_STS(width, op, type) \
OP_ST_TABLE(width); \
GEN_ST(width, op | 0x20, type); \
GEN_STU(width, op | 0x21, type); \
GEN_STUX(width, 0x17, op | 0x01, type); \
GEN_STX(width, 0x17, op | 0x00, type)
/* stb stbu stbux stbx */
GEN_STS(b, 0x06, PPC_INTEGER);
/* sth sthu sthux sthx */
GEN_STS(h, 0x0C, PPC_INTEGER);
/* stw stwu stwux stwx */
GEN_STS(w, 0x04, PPC_INTEGER);
#if defined(TARGET_PPC64)
OP_ST_TABLE(d);
GEN_STUX(d, 0x15, 0x05, PPC_64B);
GEN_STX(d, 0x15, 0x04, PPC_64B);
GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B)
{
int rs;
rs = rS(ctx->opcode);
if ((ctx->opcode & 0x3) == 0x2) {
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
/* stq */
if (unlikely(ctx->supervisor == 0)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
if (unlikely(rs & 1)) {
GEN_EXCP_INVAL(ctx);
return;
}
if (unlikely(ctx->mem_idx & 1)) {
/* Little-endian mode is not handled */
GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
return;
}
gen_addr_imm_index(ctx, 0x03);
gen_op_load_gpr_T1(rs);
op_ldst(std);
gen_op_addi(8);
gen_op_load_gpr_T1(rs + 1);
op_ldst(std);
#endif
} else {
/* std / stdu */
if (Rc(ctx->opcode)) {
if (unlikely(rA(ctx->opcode) == 0)) {
GEN_EXCP_INVAL(ctx);
return;
}
}
gen_addr_imm_index(ctx, 0x03);
gen_op_load_gpr_T1(rs);
op_ldst(std);
if (Rc(ctx->opcode))
gen_op_store_T0_gpr(rA(ctx->opcode));
}
}
#endif
/*** Integer load and store with byte reverse ***/
/* lhbrx */
OP_LD_TABLE(hbr);
GEN_LDX(hbr, 0x16, 0x18, PPC_INTEGER);
/* lwbrx */
OP_LD_TABLE(wbr);
GEN_LDX(wbr, 0x16, 0x10, PPC_INTEGER);
/* sthbrx */
OP_ST_TABLE(hbr);
GEN_STX(hbr, 0x16, 0x1C, PPC_INTEGER);
/* stwbrx */
OP_ST_TABLE(wbr);
GEN_STX(wbr, 0x16, 0x14, PPC_INTEGER);
/*** Integer load and store multiple ***/
#define op_ldstm(name, reg) (*gen_op_##name[ctx->mem_idx])(reg)
#if defined(TARGET_PPC64)
#if defined(CONFIG_USER_ONLY)
static GenOpFunc1 *gen_op_lmw[] = {
&gen_op_lmw_raw,
&gen_op_lmw_le_raw,
&gen_op_lmw_64_raw,
&gen_op_lmw_le_64_raw,
};
static GenOpFunc1 *gen_op_stmw[] = {
&gen_op_stmw_64_raw,
&gen_op_stmw_le_64_raw,
};
#else
static GenOpFunc1 *gen_op_lmw[] = {
&gen_op_lmw_user,
&gen_op_lmw_le_user,
&gen_op_lmw_kernel,
&gen_op_lmw_le_kernel,
&gen_op_lmw_64_user,
&gen_op_lmw_le_64_user,
&gen_op_lmw_64_kernel,
&gen_op_lmw_le_64_kernel,
};
static GenOpFunc1 *gen_op_stmw[] = {
&gen_op_stmw_user,
&gen_op_stmw_le_user,
&gen_op_stmw_kernel,
&gen_op_stmw_le_kernel,
&gen_op_stmw_64_user,
&gen_op_stmw_le_64_user,
&gen_op_stmw_64_kernel,
&gen_op_stmw_le_64_kernel,
};
#endif
#else
#if defined(CONFIG_USER_ONLY)
static GenOpFunc1 *gen_op_lmw[] = {
&gen_op_lmw_raw,
&gen_op_lmw_le_raw,
};
static GenOpFunc1 *gen_op_stmw[] = {
&gen_op_stmw_raw,
&gen_op_stmw_le_raw,
};
#else
static GenOpFunc1 *gen_op_lmw[] = {
&gen_op_lmw_user,
&gen_op_lmw_le_user,
&gen_op_lmw_kernel,
&gen_op_lmw_le_kernel,
};
static GenOpFunc1 *gen_op_stmw[] = {
&gen_op_stmw_user,
&gen_op_stmw_le_user,
&gen_op_stmw_kernel,
&gen_op_stmw_le_kernel,
};
#endif
#endif
/* lmw */
GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(ctx, 0);
op_ldstm(lmw, rD(ctx->opcode));
}
/* stmw */
GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(ctx, 0);
op_ldstm(stmw, rS(ctx->opcode));
}
/*** Integer load and store strings ***/
#define op_ldsts(name, start) (*gen_op_##name[ctx->mem_idx])(start)
#define op_ldstsx(name, rd, ra, rb) (*gen_op_##name[ctx->mem_idx])(rd, ra, rb)
#if defined(TARGET_PPC64)
#if defined(CONFIG_USER_ONLY)
static GenOpFunc1 *gen_op_lswi[] = {
&gen_op_lswi_raw,
&gen_op_lswi_le_raw,
&gen_op_lswi_64_raw,
&gen_op_lswi_le_64_raw,
};
static GenOpFunc3 *gen_op_lswx[] = {
&gen_op_lswx_raw,
&gen_op_lswx_le_raw,
&gen_op_lswx_64_raw,
&gen_op_lswx_le_64_raw,
};
static GenOpFunc1 *gen_op_stsw[] = {
&gen_op_stsw_raw,
&gen_op_stsw_le_raw,
&gen_op_stsw_64_raw,
&gen_op_stsw_le_64_raw,
};
#else
static GenOpFunc1 *gen_op_lswi[] = {
&gen_op_lswi_user,
&gen_op_lswi_le_user,
&gen_op_lswi_kernel,
&gen_op_lswi_le_kernel,
&gen_op_lswi_64_user,
&gen_op_lswi_le_64_user,
&gen_op_lswi_64_kernel,
&gen_op_lswi_le_64_kernel,
};
static GenOpFunc3 *gen_op_lswx[] = {
&gen_op_lswx_user,
&gen_op_lswx_le_user,
&gen_op_lswx_kernel,
&gen_op_lswx_le_kernel,
&gen_op_lswx_64_user,
&gen_op_lswx_le_64_user,
&gen_op_lswx_64_kernel,
&gen_op_lswx_le_64_kernel,
};
static GenOpFunc1 *gen_op_stsw[] = {
&gen_op_stsw_user,
&gen_op_stsw_le_user,
&gen_op_stsw_kernel,
&gen_op_stsw_le_kernel,
&gen_op_stsw_64_user,
&gen_op_stsw_le_64_user,
&gen_op_stsw_64_kernel,
&gen_op_stsw_le_64_kernel,
};
#endif
#else
#if defined(CONFIG_USER_ONLY)
static GenOpFunc1 *gen_op_lswi[] = {
&gen_op_lswi_raw,
&gen_op_lswi_le_raw,
};
static GenOpFunc3 *gen_op_lswx[] = {
&gen_op_lswx_raw,
&gen_op_lswx_le_raw,
};
static GenOpFunc1 *gen_op_stsw[] = {
&gen_op_stsw_raw,
&gen_op_stsw_le_raw,
};
#else
static GenOpFunc1 *gen_op_lswi[] = {
&gen_op_lswi_user,
&gen_op_lswi_le_user,
&gen_op_lswi_kernel,
&gen_op_lswi_le_kernel,
};
static GenOpFunc3 *gen_op_lswx[] = {
&gen_op_lswx_user,
&gen_op_lswx_le_user,
&gen_op_lswx_kernel,
&gen_op_lswx_le_kernel,
};
static GenOpFunc1 *gen_op_stsw[] = {
&gen_op_stsw_user,
&gen_op_stsw_le_user,
&gen_op_stsw_kernel,
&gen_op_stsw_le_kernel,
};
#endif
#endif
/* lswi */
/* PowerPC32 specification says we must generate an exception if
* rA is in the range of registers to be loaded.
* In an other hand, IBM says this is valid, but rA won't be loaded.
* For now, I'll follow the spec...
*/
GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_INTEGER)
{
int nb = NB(ctx->opcode);
int start = rD(ctx->opcode);
int ra = rA(ctx->opcode);
int nr;
if (nb == 0)
nb = 32;
nr = nb / 4;
if (unlikely(((start + nr) > 32 &&
start <= ra && (start + nr - 32) > ra) ||
((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_LSWX);
return;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_register(ctx);
gen_op_set_T1(nb);
op_ldsts(lswi, start);
}
/* lswx */
GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_INTEGER)
{
int ra = rA(ctx->opcode);
int rb = rB(ctx->opcode);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
if (ra == 0) {
ra = rb;
}
gen_op_load_xer_bc();
op_ldstsx(lswx, rD(ctx->opcode), ra, rb);
}
/* stswi */
GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_INTEGER)
{
int nb = NB(ctx->opcode);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_register(ctx);
if (nb == 0)
nb = 32;
gen_op_set_T1(nb);
op_ldsts(stsw, rS(ctx->opcode));
}
/* stswx */
GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_INTEGER)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
gen_op_load_xer_bc();
op_ldsts(stsw, rS(ctx->opcode));
}
/*** Memory synchronisation ***/
/* eieio */
GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO)
{
}
/* isync */
GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM)
{
GEN_STOP(ctx);
}
#define op_lwarx() (*gen_op_lwarx[ctx->mem_idx])()
#define op_stwcx() (*gen_op_stwcx[ctx->mem_idx])()
#if defined(TARGET_PPC64)
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_lwarx[] = {
&gen_op_lwarx_raw,
&gen_op_lwarx_le_raw,
&gen_op_lwarx_64_raw,
&gen_op_lwarx_le_64_raw,
};
static GenOpFunc *gen_op_stwcx[] = {
&gen_op_stwcx_raw,
&gen_op_stwcx_le_raw,
&gen_op_stwcx_64_raw,
&gen_op_stwcx_le_64_raw,
};
#else
static GenOpFunc *gen_op_lwarx[] = {
&gen_op_lwarx_user,
&gen_op_lwarx_le_user,
&gen_op_lwarx_kernel,
&gen_op_lwarx_le_kernel,
&gen_op_lwarx_64_user,
&gen_op_lwarx_le_64_user,
&gen_op_lwarx_64_kernel,
&gen_op_lwarx_le_64_kernel,
};
static GenOpFunc *gen_op_stwcx[] = {
&gen_op_stwcx_user,
&gen_op_stwcx_le_user,
&gen_op_stwcx_kernel,
&gen_op_stwcx_le_kernel,
&gen_op_stwcx_64_user,
&gen_op_stwcx_le_64_user,
&gen_op_stwcx_64_kernel,
&gen_op_stwcx_le_64_kernel,
};
#endif
#else
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_lwarx[] = {
&gen_op_lwarx_raw,
&gen_op_lwarx_le_raw,
};
static GenOpFunc *gen_op_stwcx[] = {
&gen_op_stwcx_raw,
&gen_op_stwcx_le_raw,
};
#else
static GenOpFunc *gen_op_lwarx[] = {
&gen_op_lwarx_user,
&gen_op_lwarx_le_user,
&gen_op_lwarx_kernel,
&gen_op_lwarx_le_kernel,
};
static GenOpFunc *gen_op_stwcx[] = {
&gen_op_stwcx_user,
&gen_op_stwcx_le_user,
&gen_op_stwcx_kernel,
&gen_op_stwcx_le_kernel,
};
#endif
#endif
/* lwarx */
GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
op_lwarx();
gen_op_store_T1_gpr(rD(ctx->opcode));
}
/* stwcx. */
GEN_HANDLER(stwcx_, 0x1F, 0x16, 0x04, 0x00000000, PPC_RES)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
gen_op_load_gpr_T1(rS(ctx->opcode));
op_stwcx();
}
#if defined(TARGET_PPC64)
#define op_ldarx() (*gen_op_ldarx[ctx->mem_idx])()
#define op_stdcx() (*gen_op_stdcx[ctx->mem_idx])()
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_ldarx[] = {
&gen_op_ldarx_raw,
&gen_op_ldarx_le_raw,
&gen_op_ldarx_64_raw,
&gen_op_ldarx_le_64_raw,
};
static GenOpFunc *gen_op_stdcx[] = {
&gen_op_stdcx_raw,
&gen_op_stdcx_le_raw,
&gen_op_stdcx_64_raw,
&gen_op_stdcx_le_64_raw,
};
#else
static GenOpFunc *gen_op_ldarx[] = {
&gen_op_ldarx_user,
&gen_op_ldarx_le_user,
&gen_op_ldarx_kernel,
&gen_op_ldarx_le_kernel,
&gen_op_ldarx_64_user,
&gen_op_ldarx_le_64_user,
&gen_op_ldarx_64_kernel,
&gen_op_ldarx_le_64_kernel,
};
static GenOpFunc *gen_op_stdcx[] = {
&gen_op_stdcx_user,
&gen_op_stdcx_le_user,
&gen_op_stdcx_kernel,
&gen_op_stdcx_le_kernel,
&gen_op_stdcx_64_user,
&gen_op_stdcx_le_64_user,
&gen_op_stdcx_64_kernel,
&gen_op_stdcx_le_64_kernel,
};
#endif
/* ldarx */
GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
op_ldarx();
gen_op_store_T1_gpr(rD(ctx->opcode));
}
/* stdcx. */
GEN_HANDLER(stdcx_, 0x1F, 0x16, 0x06, 0x00000000, PPC_64B)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
gen_op_load_gpr_T1(rS(ctx->opcode));
op_stdcx();
}
#endif /* defined(TARGET_PPC64) */
/* sync */
GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC)
{
}
/* wait */
GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT)
{
/* Stop translation, as the CPU is supposed to sleep from now */
gen_op_wait();
GEN_EXCP(ctx, EXCP_HLT, 1);
}
/*** Floating-point load ***/
#define GEN_LDF(width, opc, type) \
GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_addr_imm_index(ctx, 0); \
op_ldst(l##width); \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
}
#define GEN_LDUF(width, opc, type) \
GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
gen_addr_imm_index(ctx, 0); \
op_ldst(l##width); \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_LDUXF(width, opc, type) \
GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
op_ldst(l##width); \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_LDXF(width, opc2, opc3, type) \
GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
op_ldst(l##width); \
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
}
#define GEN_LDFS(width, op, type) \
OP_LD_TABLE(width); \
GEN_LDF(width, op | 0x20, type); \
GEN_LDUF(width, op | 0x21, type); \
GEN_LDUXF(width, op | 0x01, type); \
GEN_LDXF(width, 0x17, op | 0x00, type)
/* lfd lfdu lfdux lfdx */
GEN_LDFS(fd, 0x12, PPC_FLOAT);
/* lfs lfsu lfsux lfsx */
GEN_LDFS(fs, 0x10, PPC_FLOAT);
/*** Floating-point store ***/
#define GEN_STF(width, opc, type) \
GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_addr_imm_index(ctx, 0); \
gen_op_load_fpr_FT0(rS(ctx->opcode)); \
op_ldst(st##width); \
}
#define GEN_STUF(width, opc, type) \
GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
gen_addr_imm_index(ctx, 0); \
gen_op_load_fpr_FT0(rS(ctx->opcode)); \
op_ldst(st##width); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_STUXF(width, opc, type) \
GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
if (unlikely(rA(ctx->opcode) == 0)) { \
GEN_EXCP_INVAL(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
gen_op_load_fpr_FT0(rS(ctx->opcode)); \
op_ldst(st##width); \
gen_op_store_T0_gpr(rA(ctx->opcode)); \
}
#define GEN_STXF(width, opc2, opc3, type) \
GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
{ \
if (unlikely(!ctx->fpu_enabled)) { \
GEN_EXCP_NO_FP(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
gen_op_load_fpr_FT0(rS(ctx->opcode)); \
op_ldst(st##width); \
}
#define GEN_STFS(width, op, type) \
OP_ST_TABLE(width); \
GEN_STF(width, op | 0x20, type); \
GEN_STUF(width, op | 0x21, type); \
GEN_STUXF(width, op | 0x01, type); \
GEN_STXF(width, 0x17, op | 0x00, type)
/* stfd stfdu stfdux stfdx */
GEN_STFS(fd, 0x16, PPC_FLOAT);
/* stfs stfsu stfsux stfsx */
GEN_STFS(fs, 0x14, PPC_FLOAT);
/* Optional: */
/* stfiwx */
OP_ST_TABLE(fiwx);
GEN_STXF(fiwx, 0x17, 0x1E, PPC_FLOAT_STFIWX);
/*** Branch ***/
static inline void gen_goto_tb (DisasContext *ctx, int n, target_ulong dest)
{
TranslationBlock *tb;
tb = ctx->tb;
if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
if (n == 0)
gen_op_goto_tb0(TBPARAM(tb));
else
gen_op_goto_tb1(TBPARAM(tb));
gen_set_T1(dest);
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_b_T1_64();
else
#endif
gen_op_b_T1();
gen_op_set_T0((long)tb + n);
if (ctx->singlestep_enabled)
gen_op_debug();
gen_op_exit_tb();
} else {
gen_set_T1(dest);
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_b_T1_64();
else
#endif
gen_op_b_T1();
gen_op_reset_T0();
if (ctx->singlestep_enabled)
gen_op_debug();
gen_op_exit_tb();
}
}
static inline void gen_setlr (DisasContext *ctx, target_ulong nip)
{
#if defined(TARGET_PPC64)
if (ctx->sf_mode != 0 && (nip >> 32))
gen_op_setlr_64(ctx->nip >> 32, ctx->nip);
else
#endif
gen_op_setlr(ctx->nip);
}
/* b ba bl bla */
GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
{
target_ulong li, target;
/* sign extend LI */
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
li = ((int64_t)LI(ctx->opcode) << 38) >> 38;
else
#endif
li = ((int32_t)LI(ctx->opcode) << 6) >> 6;
if (likely(AA(ctx->opcode) == 0))
target = ctx->nip + li - 4;
else
target = li;
#if defined(TARGET_PPC64)
if (!ctx->sf_mode)
target = (uint32_t)target;
#endif
if (LK(ctx->opcode))
gen_setlr(ctx, ctx->nip);
gen_goto_tb(ctx, 0, target);
ctx->exception = POWERPC_EXCP_BRANCH;
}
#define BCOND_IM 0
#define BCOND_LR 1
#define BCOND_CTR 2
static inline void gen_bcond (DisasContext *ctx, int type)
{
target_ulong target = 0;
target_ulong li;
uint32_t bo = BO(ctx->opcode);
uint32_t bi = BI(ctx->opcode);
uint32_t mask;
if ((bo & 0x4) == 0)
gen_op_dec_ctr();
switch(type) {
case BCOND_IM:
li = (target_long)((int16_t)(BD(ctx->opcode)));
if (likely(AA(ctx->opcode) == 0)) {
target = ctx->nip + li - 4;
} else {
target = li;
}
#if defined(TARGET_PPC64)
if (!ctx->sf_mode)
target = (uint32_t)target;
#endif
break;
case BCOND_CTR:
gen_op_movl_T1_ctr();
break;
default:
case BCOND_LR:
gen_op_movl_T1_lr();
break;
}
if (LK(ctx->opcode))
gen_setlr(ctx, ctx->nip);
if (bo & 0x10) {
/* No CR condition */
switch (bo & 0x6) {
case 0:
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_test_ctr_64();
else
#endif
gen_op_test_ctr();
break;
case 2:
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_test_ctrz_64();
else
#endif
gen_op_test_ctrz();
break;
default:
case 4:
case 6:
if (type == BCOND_IM) {
gen_goto_tb(ctx, 0, target);
goto out;
} else {
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_b_T1_64();
else
#endif
gen_op_b_T1();
gen_op_reset_T0();
goto no_test;
}
break;
}
} else {
mask = 1 << (3 - (bi & 0x03));
gen_op_load_crf_T0(bi >> 2);
if (bo & 0x8) {
switch (bo & 0x6) {
case 0:
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_test_ctr_true_64(mask);
else
#endif
gen_op_test_ctr_true(mask);
break;
case 2:
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_test_ctrz_true_64(mask);
else
#endif
gen_op_test_ctrz_true(mask);
break;
default:
case 4:
case 6:
gen_op_test_true(mask);
break;
}
} else {
switch (bo & 0x6) {
case 0:
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_test_ctr_false_64(mask);
else
#endif
gen_op_test_ctr_false(mask);
break;
case 2:
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_test_ctrz_false_64(mask);
else
#endif
gen_op_test_ctrz_false(mask);
break;
default:
case 4:
case 6:
gen_op_test_false(mask);
break;
}
}
}
if (type == BCOND_IM) {
int l1 = gen_new_label();
gen_op_jz_T0(l1);
gen_goto_tb(ctx, 0, target);
gen_set_label(l1);
gen_goto_tb(ctx, 1, ctx->nip);
} else {
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_btest_T1_64(ctx->nip >> 32, ctx->nip);
else
#endif
gen_op_btest_T1(ctx->nip);
gen_op_reset_T0();
no_test:
if (ctx->singlestep_enabled)
gen_op_debug();
gen_op_exit_tb();
}
out:
ctx->exception = POWERPC_EXCP_BRANCH;
}
GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
{
gen_bcond(ctx, BCOND_IM);
}
GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW)
{
gen_bcond(ctx, BCOND_CTR);
}
GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW)
{
gen_bcond(ctx, BCOND_LR);
}
/*** Condition register logical ***/
#define GEN_CRLOGIC(op, opc) \
GEN_HANDLER(cr##op, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \
{ \
gen_op_load_crf_T0(crbA(ctx->opcode) >> 2); \
gen_op_getbit_T0(3 - (crbA(ctx->opcode) & 0x03)); \
gen_op_load_crf_T1(crbB(ctx->opcode) >> 2); \
gen_op_getbit_T1(3 - (crbB(ctx->opcode) & 0x03)); \
gen_op_##op(); \
gen_op_load_crf_T1(crbD(ctx->opcode) >> 2); \
gen_op_setcrfbit(~(1 << (3 - (crbD(ctx->opcode) & 0x03))), \
3 - (crbD(ctx->opcode) & 0x03)); \
gen_op_store_T1_crf(crbD(ctx->opcode) >> 2); \
}
/* crand */
GEN_CRLOGIC(and, 0x08);
/* crandc */
GEN_CRLOGIC(andc, 0x04);
/* creqv */
GEN_CRLOGIC(eqv, 0x09);
/* crnand */
GEN_CRLOGIC(nand, 0x07);
/* crnor */
GEN_CRLOGIC(nor, 0x01);
/* cror */
GEN_CRLOGIC(or, 0x0E);
/* crorc */
GEN_CRLOGIC(orc, 0x0D);
/* crxor */
GEN_CRLOGIC(xor, 0x06);
/* mcrf */
GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER)
{
gen_op_load_crf_T0(crfS(ctx->opcode));
gen_op_store_T0_crf(crfD(ctx->opcode));
}
/*** System linkage ***/
/* rfi (supervisor only) */
GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
/* Restore CPU state */
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_rfi();
GEN_SYNC(ctx);
#endif
}
#if defined(TARGET_PPC64)
GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
/* Restore CPU state */
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_rfid();
GEN_SYNC(ctx);
#endif
}
#endif
#if defined(TARGET_PPC64H)
GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64B)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
/* Restore CPU state */
if (unlikely(ctx->supervisor <= 1)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_hrfid();
GEN_SYNC(ctx);
#endif
}
#endif
/* sc */
GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW)
{
uint32_t lev;
lev = (ctx->opcode >> 5) & 0x7F;
#if defined(CONFIG_USER_ONLY)
GEN_EXCP(ctx, POWERPC_EXCP_SYSCALL_USER, lev);
#else
GEN_EXCP(ctx, POWERPC_EXCP_SYSCALL, lev);
#endif
}
/*** Trap ***/
/* tw */
GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_op_tw(TO(ctx->opcode));
}
/* twi */
GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_set_T1(SIMM(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_op_tw(TO(ctx->opcode));
}
#if defined(TARGET_PPC64)
/* td */
GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_op_td(TO(ctx->opcode));
}
/* tdi */
GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_set_T1(SIMM(ctx->opcode));
/* Update the nip since this might generate a trap exception */
gen_update_nip(ctx, ctx->nip);
gen_op_td(TO(ctx->opcode));
}
#endif
/*** Processor control ***/
/* mcrxr */
GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC)
{
gen_op_load_xer_cr();
gen_op_store_T0_crf(crfD(ctx->opcode));
gen_op_clear_xer_ov();
gen_op_clear_xer_ca();
}
/* mfcr */
GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC)
{
uint32_t crm, crn;
if (likely(ctx->opcode & 0x00100000)) {
crm = CRM(ctx->opcode);
if (likely((crm ^ (crm - 1)) == 0)) {
crn = ffs(crm);
gen_op_load_cro(7 - crn);
}
} else {
gen_op_load_cr();
}
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* mfmsr */
GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_msr();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
#if 0
#define SPR_NOACCESS ((void *)(-1))
#else
static void spr_noaccess (void *opaque, int sprn)
{
sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
printf("ERROR: try to access SPR %d !\n", sprn);
}
#define SPR_NOACCESS (&spr_noaccess)
#endif
/* mfspr */
static inline void gen_op_mfspr (DisasContext *ctx)
{
void (*read_cb)(void *opaque, int sprn);
uint32_t sprn = SPR(ctx->opcode);
#if !defined(CONFIG_USER_ONLY)
#if defined(TARGET_PPC64H)
if (ctx->supervisor == 2)
read_cb = ctx->spr_cb[sprn].hea_read;
else
#endif
if (ctx->supervisor)
read_cb = ctx->spr_cb[sprn].oea_read;
else
#endif
read_cb = ctx->spr_cb[sprn].uea_read;
if (likely(read_cb != NULL)) {
if (likely(read_cb != SPR_NOACCESS)) {
(*read_cb)(ctx, sprn);
gen_op_store_T0_gpr(rD(ctx->opcode));
} else {
/* Privilege exception */
if (loglevel != 0) {
fprintf(logfile, "Trying to read privileged spr %d %03x\n",
sprn, sprn);
}
printf("Trying to read privileged spr %d %03x\n", sprn, sprn);
GEN_EXCP_PRIVREG(ctx);
}
} else {
/* Not defined */
if (loglevel != 0) {
fprintf(logfile, "Trying to read invalid spr %d %03x\n",
sprn, sprn);
}
printf("Trying to read invalid spr %d %03x\n", sprn, sprn);
GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR);
}
}
GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC)
{
gen_op_mfspr(ctx);
}
/* mftb */
GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB)
{
gen_op_mfspr(ctx);
}
/* mtcrf */
GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC)
{
uint32_t crm, crn;
gen_op_load_gpr_T0(rS(ctx->opcode));
crm = CRM(ctx->opcode);
if (likely((ctx->opcode & 0x00100000) || (crm ^ (crm - 1)) == 0)) {
crn = ffs(crm);
gen_op_srli_T0(crn * 4);
gen_op_andi_T0(0xF);
gen_op_store_cro(7 - crn);
} else {
gen_op_store_cr(crm);
}
}
/* mtmsr */
#if defined(TARGET_PPC64)
GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
if (ctx->opcode & 0x00010000) {
/* Special form that does not need any synchronisation */
gen_op_update_riee();
} else {
/* XXX: we need to update nip before the store
* if we enter power saving mode, we will exit the loop
* directly from ppc_store_msr
*/
gen_update_nip(ctx, ctx->nip);
gen_op_store_msr();
/* Must stop the translation as machine state (may have) changed */
/* Note that mtmsr is not always defined as context-synchronizing */
ctx->exception = POWERPC_EXCP_STOP;
}
#endif
}
#endif
GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
if (ctx->opcode & 0x00010000) {
/* Special form that does not need any synchronisation */
gen_op_update_riee();
} else {
/* XXX: we need to update nip before the store
* if we enter power saving mode, we will exit the loop
* directly from ppc_store_msr
*/
gen_update_nip(ctx, ctx->nip);
#if defined(TARGET_PPC64)
if (!ctx->sf_mode)
gen_op_store_msr_32();
else
#endif
gen_op_store_msr();
/* Must stop the translation as machine state (may have) changed */
/* Note that mtmsrd is not always defined as context-synchronizing */
ctx->exception = POWERPC_EXCP_STOP;
}
#endif
}
/* mtspr */
GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC)
{
void (*write_cb)(void *opaque, int sprn);
uint32_t sprn = SPR(ctx->opcode);
#if !defined(CONFIG_USER_ONLY)
#if defined(TARGET_PPC64H)
if (ctx->supervisor == 2)
write_cb = ctx->spr_cb[sprn].hea_write;
else
#endif
if (ctx->supervisor)
write_cb = ctx->spr_cb[sprn].oea_write;
else
#endif
write_cb = ctx->spr_cb[sprn].uea_write;
if (likely(write_cb != NULL)) {
if (likely(write_cb != SPR_NOACCESS)) {
gen_op_load_gpr_T0(rS(ctx->opcode));
(*write_cb)(ctx, sprn);
} else {
/* Privilege exception */
if (loglevel != 0) {
fprintf(logfile, "Trying to write privileged spr %d %03x\n",
sprn, sprn);
}
printf("Trying to write privileged spr %d %03x\n", sprn, sprn);
GEN_EXCP_PRIVREG(ctx);
}
} else {
/* Not defined */
if (loglevel != 0) {
fprintf(logfile, "Trying to write invalid spr %d %03x\n",
sprn, sprn);
}
printf("Trying to write invalid spr %d %03x\n", sprn, sprn);
GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR);
}
}
/*** Cache management ***/
/* For now, all those will be implemented as nop:
* this is valid, regarding the PowerPC specs...
* We just have to flush tb while invalidating instruction cache lines...
*/
/* dcbf */
GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE)
{
gen_addr_reg_index(ctx);
op_ldst(lbz);
}
/* dcbi (Supervisor only) */
GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_addr_reg_index(ctx);
/* XXX: specification says this should be treated as a store by the MMU */
//op_ldst(lbz);
op_ldst(stb);
#endif
}
/* dcdst */
GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE)
{
/* XXX: specification say this is treated as a load by the MMU */
gen_addr_reg_index(ctx);
op_ldst(lbz);
}
/* dcbt */
GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
/* dcbtst */
GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
/* dcbz */
#define op_dcbz() (*gen_op_dcbz[ctx->mem_idx])()
#if defined(TARGET_PPC64)
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_dcbz[] = {
&gen_op_dcbz_raw,
&gen_op_dcbz_raw,
&gen_op_dcbz_64_raw,
&gen_op_dcbz_64_raw,
};
#else
static GenOpFunc *gen_op_dcbz[] = {
&gen_op_dcbz_user,
&gen_op_dcbz_user,
&gen_op_dcbz_kernel,
&gen_op_dcbz_kernel,
&gen_op_dcbz_64_user,
&gen_op_dcbz_64_user,
&gen_op_dcbz_64_kernel,
&gen_op_dcbz_64_kernel,
};
#endif
#else
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_dcbz[] = {
&gen_op_dcbz_raw,
&gen_op_dcbz_raw,
};
#else
static GenOpFunc *gen_op_dcbz[] = {
&gen_op_dcbz_user,
&gen_op_dcbz_user,
&gen_op_dcbz_kernel,
&gen_op_dcbz_kernel,
};
#endif
#endif
GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE)
{
gen_addr_reg_index(ctx);
op_dcbz();
gen_op_check_reservation();
}
/* icbi */
#define op_icbi() (*gen_op_icbi[ctx->mem_idx])()
#if defined(TARGET_PPC64)
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_icbi[] = {
&gen_op_icbi_raw,
&gen_op_icbi_raw,
&gen_op_icbi_64_raw,
&gen_op_icbi_64_raw,
};
#else
static GenOpFunc *gen_op_icbi[] = {
&gen_op_icbi_user,
&gen_op_icbi_user,
&gen_op_icbi_kernel,
&gen_op_icbi_kernel,
&gen_op_icbi_64_user,
&gen_op_icbi_64_user,
&gen_op_icbi_64_kernel,
&gen_op_icbi_64_kernel,
};
#endif
#else
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_icbi[] = {
&gen_op_icbi_raw,
&gen_op_icbi_raw,
};
#else
static GenOpFunc *gen_op_icbi[] = {
&gen_op_icbi_user,
&gen_op_icbi_user,
&gen_op_icbi_kernel,
&gen_op_icbi_kernel,
};
#endif
#endif
GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
op_icbi();
}
/* Optional: */
/* dcba */
GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a store by the MMU
* but does not generate any exception
*/
}
/*** Segment register manipulation ***/
/* Supervisor only: */
/* mfsr */
GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_set_T1(SR(ctx->opcode));
gen_op_load_sr();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
/* mfsrin */
GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_srli_T1(28);
gen_op_load_sr();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
/* mtsr */
GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_set_T1(SR(ctx->opcode));
gen_op_store_sr();
#endif
}
/* mtsrin */
GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_srli_T1(28);
gen_op_store_sr();
#endif
}
/*** Lookaside buffer management ***/
/* Optional & supervisor only: */
/* tlbia */
GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
if (loglevel != 0)
fprintf(logfile, "%s: ! supervisor\n", __func__);
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_tlbia();
#endif
}
/* tlbie */
GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rB(ctx->opcode));
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_tlbie_64();
else
#endif
gen_op_tlbie();
#endif
}
/* tlbsync */
GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* This has no effect: it should ensure that all previous
* tlbie have completed
*/
GEN_STOP(ctx);
#endif
}
#if defined(TARGET_PPC64)
/* slbia */
GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
if (loglevel != 0)
fprintf(logfile, "%s: ! supervisor\n", __func__);
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_slbia();
#endif
}
/* slbie */
GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rB(ctx->opcode));
gen_op_slbie();
#endif
}
#endif
/*** External control ***/
/* Optional: */
#define op_eciwx() (*gen_op_eciwx[ctx->mem_idx])()
#define op_ecowx() (*gen_op_ecowx[ctx->mem_idx])()
#if defined(TARGET_PPC64)
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_eciwx[] = {
&gen_op_eciwx_raw,
&gen_op_eciwx_le_raw,
&gen_op_eciwx_64_raw,
&gen_op_eciwx_le_64_raw,
};
static GenOpFunc *gen_op_ecowx[] = {
&gen_op_ecowx_raw,
&gen_op_ecowx_le_raw,
&gen_op_ecowx_64_raw,
&gen_op_ecowx_le_64_raw,
};
#else
static GenOpFunc *gen_op_eciwx[] = {
&gen_op_eciwx_user,
&gen_op_eciwx_le_user,
&gen_op_eciwx_kernel,
&gen_op_eciwx_le_kernel,
&gen_op_eciwx_64_user,
&gen_op_eciwx_le_64_user,
&gen_op_eciwx_64_kernel,
&gen_op_eciwx_le_64_kernel,
};
static GenOpFunc *gen_op_ecowx[] = {
&gen_op_ecowx_user,
&gen_op_ecowx_le_user,
&gen_op_ecowx_kernel,
&gen_op_ecowx_le_kernel,
&gen_op_ecowx_64_user,
&gen_op_ecowx_le_64_user,
&gen_op_ecowx_64_kernel,
&gen_op_ecowx_le_64_kernel,
};
#endif
#else
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_eciwx[] = {
&gen_op_eciwx_raw,
&gen_op_eciwx_le_raw,
};
static GenOpFunc *gen_op_ecowx[] = {
&gen_op_ecowx_raw,
&gen_op_ecowx_le_raw,
};
#else
static GenOpFunc *gen_op_eciwx[] = {
&gen_op_eciwx_user,
&gen_op_eciwx_le_user,
&gen_op_eciwx_kernel,
&gen_op_eciwx_le_kernel,
};
static GenOpFunc *gen_op_ecowx[] = {
&gen_op_ecowx_user,
&gen_op_ecowx_le_user,
&gen_op_ecowx_kernel,
&gen_op_ecowx_le_kernel,
};
#endif
#endif
/* eciwx */
GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN)
{
/* Should check EAR[E] & alignment ! */
gen_addr_reg_index(ctx);
op_eciwx();
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* ecowx */
GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN)
{
/* Should check EAR[E] & alignment ! */
gen_addr_reg_index(ctx);
gen_op_load_gpr_T1(rS(ctx->opcode));
op_ecowx();
}
/* PowerPC 601 specific instructions */
/* abs - abs. */
GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_POWER_abs();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* abso - abso. */
GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_POWER_abso();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* clcs */
GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_POWER_clcs();
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* div - div. */
GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_div();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* divo - divo. */
GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_divo();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* divs - divs. */
GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_divs();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* divso - divso. */
GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_divso();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* doz - doz. */
GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_doz();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* dozo - dozo. */
GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_dozo();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* dozi */
GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_set_T1(SIMM(ctx->opcode));
gen_op_POWER_doz();
gen_op_store_T0_gpr(rD(ctx->opcode));
}
/* As lscbx load from memory byte after byte, it's always endian safe */
#define op_POWER_lscbx(start, ra, rb) \
(*gen_op_POWER_lscbx[ctx->mem_idx])(start, ra, rb)
#if defined(CONFIG_USER_ONLY)
static GenOpFunc3 *gen_op_POWER_lscbx[] = {
&gen_op_POWER_lscbx_raw,
&gen_op_POWER_lscbx_raw,
};
#else
static GenOpFunc3 *gen_op_POWER_lscbx[] = {
&gen_op_POWER_lscbx_user,
&gen_op_POWER_lscbx_user,
&gen_op_POWER_lscbx_kernel,
&gen_op_POWER_lscbx_kernel,
};
#endif
/* lscbx - lscbx. */
GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR)
{
int ra = rA(ctx->opcode);
int rb = rB(ctx->opcode);
gen_addr_reg_index(ctx);
if (ra == 0) {
ra = rb;
}
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_op_load_xer_bc();
gen_op_load_xer_cmp();
op_POWER_lscbx(rD(ctx->opcode), ra, rb);
gen_op_store_xer_bc();
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* maskg - maskg. */
GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_maskg();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* maskir - maskir. */
GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rS(ctx->opcode));
gen_op_load_gpr_T2(rB(ctx->opcode));
gen_op_POWER_maskir();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* mul - mul. */
GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_mul();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* mulo - mulo. */
GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_mulo();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* nabs - nabs. */
GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_POWER_nabs();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* nabso - nabso. */
GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_POWER_nabso();
gen_op_store_T0_gpr(rD(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* rlmi - rlmi. */
GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
{
uint32_t mb, me;
mb = MB(ctx->opcode);
me = ME(ctx->opcode);
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rA(ctx->opcode));
gen_op_load_gpr_T2(rB(ctx->opcode));
gen_op_POWER_rlmi(MASK(mb, me), ~MASK(mb, me));
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* rrib - rrib. */
GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rA(ctx->opcode));
gen_op_load_gpr_T2(rB(ctx->opcode));
gen_op_POWER_rrib();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sle - sle. */
GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_sle();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sleq - sleq. */
GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_sleq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sliq - sliq. */
GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_set_T1(SH(ctx->opcode));
gen_op_POWER_sle();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* slliq - slliq. */
GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_set_T1(SH(ctx->opcode));
gen_op_POWER_sleq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sllq - sllq. */
GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_sllq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* slq - slq. */
GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_slq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sraiq - sraiq. */
GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_set_T1(SH(ctx->opcode));
gen_op_POWER_sraq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sraq - sraq. */
GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_sraq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sre - sre. */
GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_sre();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* srea - srea. */
GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_srea();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sreq */
GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_sreq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* sriq */
GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_set_T1(SH(ctx->opcode));
gen_op_POWER_srq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* srliq */
GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_set_T1(SH(ctx->opcode));
gen_op_POWER_srlq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* srlq */
GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_srlq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* srq */
GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_POWER_srq();
gen_op_store_T0_gpr(rA(ctx->opcode));
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx);
}
/* PowerPC 602 specific instructions */
/* dsa */
GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC)
{
/* XXX: TODO */
GEN_EXCP_INVAL(ctx);
}
/* esa */
GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC)
{
/* XXX: TODO */
GEN_EXCP_INVAL(ctx);
}
/* mfrom */
GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_602_mfrom();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
/* 602 - 603 - G2 TLB management */
/* tlbld */
GEN_HANDLER(tlbld_6xx, 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rB(ctx->opcode));
gen_op_6xx_tlbld();
#endif
}
/* tlbli */
GEN_HANDLER(tlbli_6xx, 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rB(ctx->opcode));
gen_op_6xx_tlbli();
#endif
}
/* 74xx TLB management */
/* tlbld */
GEN_HANDLER(tlbld_74xx, 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rB(ctx->opcode));
gen_op_74xx_tlbld();
#endif
}
/* tlbli */
GEN_HANDLER(tlbli_74xx, 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rB(ctx->opcode));
gen_op_74xx_tlbli();
#endif
}
/* POWER instructions not in PowerPC 601 */
/* clf */
GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER)
{
/* Cache line flush: implemented as no-op */
}
/* cli */
GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER)
{
/* Cache line invalidate: privileged and treated as no-op */
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
#endif
}
/* dclst */
GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER)
{
/* Data cache line store: treated as no-op */
}
GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
int ra = rA(ctx->opcode);
int rd = rD(ctx->opcode);
gen_addr_reg_index(ctx);
gen_op_POWER_mfsri();
gen_op_store_T0_gpr(rd);
if (ra != 0 && ra != rd)
gen_op_store_T1_gpr(ra);
#endif
}
GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_addr_reg_index(ctx);
gen_op_POWER_rac();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_POWER_rfsvc();
GEN_SYNC(ctx);
#endif
}
/* svc is not implemented for now */
/* POWER2 specific instructions */
/* Quad manipulation (load/store two floats at a time) */
#define op_POWER2_lfq() (*gen_op_POWER2_lfq[ctx->mem_idx])()
#define op_POWER2_stfq() (*gen_op_POWER2_stfq[ctx->mem_idx])()
#if defined(CONFIG_USER_ONLY)
static GenOpFunc *gen_op_POWER2_lfq[] = {
&gen_op_POWER2_lfq_le_raw,
&gen_op_POWER2_lfq_raw,
};
static GenOpFunc *gen_op_POWER2_stfq[] = {
&gen_op_POWER2_stfq_le_raw,
&gen_op_POWER2_stfq_raw,
};
#else
static GenOpFunc *gen_op_POWER2_lfq[] = {
&gen_op_POWER2_lfq_le_user,
&gen_op_POWER2_lfq_user,
&gen_op_POWER2_lfq_le_kernel,
&gen_op_POWER2_lfq_kernel,
};
static GenOpFunc *gen_op_POWER2_stfq[] = {
&gen_op_POWER2_stfq_le_user,
&gen_op_POWER2_stfq_user,
&gen_op_POWER2_stfq_le_kernel,
&gen_op_POWER2_stfq_kernel,
};
#endif
/* lfq */
GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(ctx, 0);
op_POWER2_lfq();
gen_op_store_FT0_fpr(rD(ctx->opcode));
gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
}
/* lfqu */
GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
int ra = rA(ctx->opcode);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(ctx, 0);
op_POWER2_lfq();
gen_op_store_FT0_fpr(rD(ctx->opcode));
gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
if (ra != 0)
gen_op_store_T0_gpr(ra);
}
/* lfqux */
GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2)
{
int ra = rA(ctx->opcode);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
op_POWER2_lfq();
gen_op_store_FT0_fpr(rD(ctx->opcode));
gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
if (ra != 0)
gen_op_store_T0_gpr(ra);
}
/* lfqx */
GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
op_POWER2_lfq();
gen_op_store_FT0_fpr(rD(ctx->opcode));
gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
}
/* stfq */
GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(ctx, 0);
gen_op_load_fpr_FT0(rS(ctx->opcode));
gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
op_POWER2_stfq();
}
/* stfqu */
GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
{
int ra = rA(ctx->opcode);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(ctx, 0);
gen_op_load_fpr_FT0(rS(ctx->opcode));
gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
op_POWER2_stfq();
if (ra != 0)
gen_op_store_T0_gpr(ra);
}
/* stfqux */
GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2)
{
int ra = rA(ctx->opcode);
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
gen_op_load_fpr_FT0(rS(ctx->opcode));
gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
op_POWER2_stfq();
if (ra != 0)
gen_op_store_T0_gpr(ra);
}
/* stfqx */
GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2)
{
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_reg_index(ctx);
gen_op_load_fpr_FT0(rS(ctx->opcode));
gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
op_POWER2_stfq();
}
/* BookE specific instructions */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_BOOKE_EXT)
{
/* XXX: TODO */
GEN_EXCP_INVAL(ctx);
}
/* XXX: not implemented on 440 ? */
GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_BOOKE_EXT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_addr_reg_index(ctx);
/* Use the same micro-ops as for tlbie */
#if defined(TARGET_PPC64)
if (ctx->sf_mode)
gen_op_tlbie_64();
else
#endif
gen_op_tlbie();
#endif
}
/* All 405 MAC instructions are translated here */
static inline void gen_405_mulladd_insn (DisasContext *ctx, int opc2, int opc3,
int ra, int rb, int rt, int Rc)
{
gen_op_load_gpr_T0(ra);
gen_op_load_gpr_T1(rb);
switch (opc3 & 0x0D) {
case 0x05:
/* macchw - macchw. - macchwo - macchwo. */
/* macchws - macchws. - macchwso - macchwso. */
/* nmacchw - nmacchw. - nmacchwo - nmacchwo. */
/* nmacchws - nmacchws. - nmacchwso - nmacchwso. */
/* mulchw - mulchw. */
gen_op_405_mulchw();
break;
case 0x04:
/* macchwu - macchwu. - macchwuo - macchwuo. */
/* macchwsu - macchwsu. - macchwsuo - macchwsuo. */
/* mulchwu - mulchwu. */
gen_op_405_mulchwu();
break;
case 0x01:
/* machhw - machhw. - machhwo - machhwo. */
/* machhws - machhws. - machhwso - machhwso. */
/* nmachhw - nmachhw. - nmachhwo - nmachhwo. */
/* nmachhws - nmachhws. - nmachhwso - nmachhwso. */
/* mulhhw - mulhhw. */
gen_op_405_mulhhw();
break;
case 0x00:
/* machhwu - machhwu. - machhwuo - machhwuo. */
/* machhwsu - machhwsu. - machhwsuo - machhwsuo. */
/* mulhhwu - mulhhwu. */
gen_op_405_mulhhwu();
break;
case 0x0D:
/* maclhw - maclhw. - maclhwo - maclhwo. */
/* maclhws - maclhws. - maclhwso - maclhwso. */
/* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */
/* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */
/* mullhw - mullhw. */
gen_op_405_mullhw();
break;
case 0x0C:
/* maclhwu - maclhwu. - maclhwuo - maclhwuo. */
/* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */
/* mullhwu - mullhwu. */
gen_op_405_mullhwu();
break;
}
if (opc2 & 0x02) {
/* nmultiply-and-accumulate (0x0E) */
gen_op_neg();
}
if (opc2 & 0x04) {
/* (n)multiply-and-accumulate (0x0C - 0x0E) */
gen_op_load_gpr_T2(rt);
gen_op_move_T1_T0();
gen_op_405_add_T0_T2();
}
if (opc3 & 0x10) {
/* Check overflow */
if (opc3 & 0x01)
gen_op_405_check_ov();
else
gen_op_405_check_ovu();
}
if (opc3 & 0x02) {
/* Saturate */
if (opc3 & 0x01)
gen_op_405_check_sat();
else
gen_op_405_check_satu();
}
gen_op_store_T0_gpr(rt);
if (unlikely(Rc) != 0) {
/* Update Rc0 */
gen_set_Rc0(ctx);
}
}
#define GEN_MAC_HANDLER(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) \
{ \
gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \
rD(ctx->opcode), Rc(ctx->opcode)); \
}
/* macchw - macchw. */
GEN_MAC_HANDLER(macchw, 0x0C, 0x05);
/* macchwo - macchwo. */
GEN_MAC_HANDLER(macchwo, 0x0C, 0x15);
/* macchws - macchws. */
GEN_MAC_HANDLER(macchws, 0x0C, 0x07);
/* macchwso - macchwso. */
GEN_MAC_HANDLER(macchwso, 0x0C, 0x17);
/* macchwsu - macchwsu. */
GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06);
/* macchwsuo - macchwsuo. */
GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16);
/* macchwu - macchwu. */
GEN_MAC_HANDLER(macchwu, 0x0C, 0x04);
/* macchwuo - macchwuo. */
GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14);
/* machhw - machhw. */
GEN_MAC_HANDLER(machhw, 0x0C, 0x01);
/* machhwo - machhwo. */
GEN_MAC_HANDLER(machhwo, 0x0C, 0x11);
/* machhws - machhws. */
GEN_MAC_HANDLER(machhws, 0x0C, 0x03);
/* machhwso - machhwso. */
GEN_MAC_HANDLER(machhwso, 0x0C, 0x13);
/* machhwsu - machhwsu. */
GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02);
/* machhwsuo - machhwsuo. */
GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12);
/* machhwu - machhwu. */
GEN_MAC_HANDLER(machhwu, 0x0C, 0x00);
/* machhwuo - machhwuo. */
GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10);
/* maclhw - maclhw. */
GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D);
/* maclhwo - maclhwo. */
GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D);
/* maclhws - maclhws. */
GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F);
/* maclhwso - maclhwso. */
GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F);
/* maclhwu - maclhwu. */
GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C);
/* maclhwuo - maclhwuo. */
GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C);
/* maclhwsu - maclhwsu. */
GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E);
/* maclhwsuo - maclhwsuo. */
GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E);
/* nmacchw - nmacchw. */
GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05);
/* nmacchwo - nmacchwo. */
GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15);
/* nmacchws - nmacchws. */
GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07);
/* nmacchwso - nmacchwso. */
GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17);
/* nmachhw - nmachhw. */
GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01);
/* nmachhwo - nmachhwo. */
GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11);
/* nmachhws - nmachhws. */
GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03);
/* nmachhwso - nmachhwso. */
GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13);
/* nmaclhw - nmaclhw. */
GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D);
/* nmaclhwo - nmaclhwo. */
GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D);
/* nmaclhws - nmaclhws. */
GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F);
/* nmaclhwso - nmaclhwso. */
GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F);
/* mulchw - mulchw. */
GEN_MAC_HANDLER(mulchw, 0x08, 0x05);
/* mulchwu - mulchwu. */
GEN_MAC_HANDLER(mulchwu, 0x08, 0x04);
/* mulhhw - mulhhw. */
GEN_MAC_HANDLER(mulhhw, 0x08, 0x01);
/* mulhhwu - mulhhwu. */
GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00);
/* mullhw - mullhw. */
GEN_MAC_HANDLER(mullhw, 0x08, 0x0D);
/* mullhwu - mullhwu. */
GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C);
/* mfdcr */
GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_EMB_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
uint32_t dcrn = SPR(ctx->opcode);
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_set_T0(dcrn);
gen_op_load_dcr();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
/* mtdcr */
GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_EMB_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
uint32_t dcrn = SPR(ctx->opcode);
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_set_T0(dcrn);
gen_op_load_gpr_T1(rS(ctx->opcode));
gen_op_store_dcr();
#endif
}
/* mfdcrx */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_BOOKE_EXT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_dcr();
gen_op_store_T0_gpr(rD(ctx->opcode));
/* Note: Rc update flag set leads to undefined state of Rc0 */
#endif
}
/* mtdcrx */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_BOOKE_EXT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVREG(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVREG(ctx);
return;
}
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rS(ctx->opcode));
gen_op_store_dcr();
/* Note: Rc update flag set leads to undefined state of Rc0 */
#endif
}
/* mfdcrux (PPC 460) : user-mode access to DCR */
GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_dcr();
gen_op_store_T0_gpr(rD(ctx->opcode));
/* Note: Rc update flag set leads to undefined state of Rc0 */
}
/* mtdcrux (PPC 460) : user-mode access to DCR */
GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX)
{
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rS(ctx->opcode));
gen_op_store_dcr();
/* Note: Rc update flag set leads to undefined state of Rc0 */
}
/* dccci */
GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* interpreted as no-op */
#endif
}
/* dcread */
GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_addr_reg_index(ctx);
op_ldst(lwz);
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
/* icbt */
GEN_HANDLER(icbt_40x, 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
/* iccci */
GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* interpreted as no-op */
#endif
}
/* icread */
GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* interpreted as no-op */
#endif
}
/* rfci (supervisor only) */
GEN_HANDLER(rfci_40x, 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* Restore CPU state */
gen_op_40x_rfci();
GEN_SYNC(ctx);
#endif
}
GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* Restore CPU state */
gen_op_rfci();
GEN_SYNC(ctx);
#endif
}
/* BookE specific */
/* XXX: not implemented on 440 ? */
GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_BOOKE_EXT)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* Restore CPU state */
gen_op_rfdi();
GEN_SYNC(ctx);
#endif
}
/* XXX: not implemented on 440 ? */
GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
/* Restore CPU state */
gen_op_rfmci();
GEN_SYNC(ctx);
#endif
}
/* TLB management - PowerPC 405 implementation */
/* tlbre */
GEN_HANDLER(tlbre_40x, 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
switch (rB(ctx->opcode)) {
case 0:
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_4xx_tlbre_hi();
gen_op_store_T0_gpr(rD(ctx->opcode));
break;
case 1:
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_4xx_tlbre_lo();
gen_op_store_T0_gpr(rD(ctx->opcode));
break;
default:
GEN_EXCP_INVAL(ctx);
break;
}
#endif
}
/* tlbsx - tlbsx. */
GEN_HANDLER(tlbsx_40x, 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_addr_reg_index(ctx);
gen_op_4xx_tlbsx();
if (Rc(ctx->opcode))
gen_op_4xx_tlbsx_check();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
/* tlbwe */
GEN_HANDLER(tlbwe_40x, 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
switch (rB(ctx->opcode)) {
case 0:
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rS(ctx->opcode));
gen_op_4xx_tlbwe_hi();
break;
case 1:
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rS(ctx->opcode));
gen_op_4xx_tlbwe_lo();
break;
default:
GEN_EXCP_INVAL(ctx);
break;
}
#endif
}
/* TLB management - PowerPC 440 implementation */
/* tlbre */
GEN_HANDLER(tlbre_440, 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
switch (rB(ctx->opcode)) {
case 0:
case 1:
case 2:
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_440_tlbre(rB(ctx->opcode));
gen_op_store_T0_gpr(rD(ctx->opcode));
break;
default:
GEN_EXCP_INVAL(ctx);
break;
}
#endif
}
/* tlbsx - tlbsx. */
GEN_HANDLER(tlbsx_440, 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_addr_reg_index(ctx);
gen_op_440_tlbsx();
if (Rc(ctx->opcode))
gen_op_4xx_tlbsx_check();
gen_op_store_T0_gpr(rD(ctx->opcode));
#endif
}
/* tlbwe */
GEN_HANDLER(tlbwe_440, 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
switch (rB(ctx->opcode)) {
case 0:
case 1:
case 2:
gen_op_load_gpr_T0(rA(ctx->opcode));
gen_op_load_gpr_T1(rS(ctx->opcode));
gen_op_440_tlbwe(rB(ctx->opcode));
break;
default:
GEN_EXCP_INVAL(ctx);
break;
}
#endif
}
/* wrtee */
GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_EMB_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_load_gpr_T0(rD(ctx->opcode));
gen_op_wrte();
/* Stop translation to have a chance to raise an exception
* if we just set msr_ee to 1
*/
GEN_STOP(ctx);
#endif
}
/* wrteei */
GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_EMB_COMMON)
{
#if defined(CONFIG_USER_ONLY)
GEN_EXCP_PRIVOPC(ctx);
#else
if (unlikely(!ctx->supervisor)) {
GEN_EXCP_PRIVOPC(ctx);
return;
}
gen_op_set_T0(ctx->opcode & 0x00010000);
gen_op_wrte();
/* Stop translation to have a chance to raise an exception
* if we just set msr_ee to 1
*/
GEN_STOP(ctx);
#endif
}
/* PowerPC 440 specific instructions */
/* dlmzb */
GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC)
{
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_440_dlmzb();
gen_op_store_T0_gpr(rA(ctx->opcode));
gen_op_store_xer_bc();
if (Rc(ctx->opcode)) {
gen_op_440_dlmzb_update_Rc();
gen_op_store_T0_crf(0);
}
}
/* mbar replaces eieio on 440 */
GEN_HANDLER(mbar, 0x1F, 0x16, 0x13, 0x001FF801, PPC_BOOKE)
{
/* interpreted as no-op */
}
/* msync replaces sync on 440 */
GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE)
{
/* interpreted as no-op */
}
/* icbt */
GEN_HANDLER(icbt_440, 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE)
{
/* interpreted as no-op */
/* XXX: specification say this is treated as a load by the MMU
* but does not generate any exception
*/
}
#if defined(TARGET_PPCEMB)
/*** SPE extension ***/
/* Register moves */
GEN32(gen_op_load_gpr64_T0, gen_op_load_gpr64_T0_gpr);
GEN32(gen_op_load_gpr64_T1, gen_op_load_gpr64_T1_gpr);
#if 0 // unused
GEN32(gen_op_load_gpr64_T2, gen_op_load_gpr64_T2_gpr);
#endif
GEN32(gen_op_store_T0_gpr64, gen_op_store_T0_gpr64_gpr);
GEN32(gen_op_store_T1_gpr64, gen_op_store_T1_gpr64_gpr);
#if 0 // unused
GEN32(gen_op_store_T2_gpr64, gen_op_store_T2_gpr64_gpr);
#endif
#define GEN_SPE(name0, name1, opc2, opc3, inval, type) \
GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type) \
{ \
if (Rc(ctx->opcode)) \
gen_##name1(ctx); \
else \
gen_##name0(ctx); \
}
/* Handler for undefined SPE opcodes */
static inline void gen_speundef (DisasContext *ctx)
{
GEN_EXCP_INVAL(ctx);
}
/* SPE load and stores */
static inline void gen_addr_spe_imm_index (DisasContext *ctx, int sh)
{
target_long simm = rB(ctx->opcode);
if (rA(ctx->opcode) == 0) {
gen_set_T0(simm << sh);
} else {
gen_op_load_gpr_T0(rA(ctx->opcode));
if (likely(simm != 0))
gen_op_addi(simm << sh);
}
}
#define op_spe_ldst(name) (*gen_op_##name[ctx->mem_idx])()
#if defined(CONFIG_USER_ONLY)
#if defined(TARGET_PPC64)
#define OP_SPE_LD_TABLE(name) \
static GenOpFunc *gen_op_spe_l##name[] = { \
&gen_op_spe_l##name##_raw, \
&gen_op_spe_l##name##_le_raw, \
&gen_op_spe_l##name##_64_raw, \
&gen_op_spe_l##name##_le_64_raw, \
};
#define OP_SPE_ST_TABLE(name) \
static GenOpFunc *gen_op_spe_st##name[] = { \
&gen_op_spe_st##name##_raw, \
&gen_op_spe_st##name##_le_raw, \
&gen_op_spe_st##name##_64_raw, \
&gen_op_spe_st##name##_le_64_raw, \
};
#else /* defined(TARGET_PPC64) */
#define OP_SPE_LD_TABLE(name) \
static GenOpFunc *gen_op_spe_l##name[] = { \
&gen_op_spe_l##name##_raw, \
&gen_op_spe_l##name##_le_raw, \
};
#define OP_SPE_ST_TABLE(name) \
static GenOpFunc *gen_op_spe_st##name[] = { \
&gen_op_spe_st##name##_raw, \
&gen_op_spe_st##name##_le_raw, \
};
#endif /* defined(TARGET_PPC64) */
#else /* defined(CONFIG_USER_ONLY) */
#if defined(TARGET_PPC64)
#define OP_SPE_LD_TABLE(name) \
static GenOpFunc *gen_op_spe_l##name[] = { \
&gen_op_spe_l##name##_user, \
&gen_op_spe_l##name##_le_user, \
&gen_op_spe_l##name##_kernel, \
&gen_op_spe_l##name##_le_kernel, \
&gen_op_spe_l##name##_64_user, \
&gen_op_spe_l##name##_le_64_user, \
&gen_op_spe_l##name##_64_kernel, \
&gen_op_spe_l##name##_le_64_kernel, \
};
#define OP_SPE_ST_TABLE(name) \
static GenOpFunc *gen_op_spe_st##name[] = { \
&gen_op_spe_st##name##_user, \
&gen_op_spe_st##name##_le_user, \
&gen_op_spe_st##name##_kernel, \
&gen_op_spe_st##name##_le_kernel, \
&gen_op_spe_st##name##_64_user, \
&gen_op_spe_st##name##_le_64_user, \
&gen_op_spe_st##name##_64_kernel, \
&gen_op_spe_st##name##_le_64_kernel, \
};
#else /* defined(TARGET_PPC64) */
#define OP_SPE_LD_TABLE(name) \
static GenOpFunc *gen_op_spe_l##name[] = { \
&gen_op_spe_l##name##_user, \
&gen_op_spe_l##name##_le_user, \
&gen_op_spe_l##name##_kernel, \
&gen_op_spe_l##name##_le_kernel, \
};
#define OP_SPE_ST_TABLE(name) \
static GenOpFunc *gen_op_spe_st##name[] = { \
&gen_op_spe_st##name##_user, \
&gen_op_spe_st##name##_le_user, \
&gen_op_spe_st##name##_kernel, \
&gen_op_spe_st##name##_le_kernel, \
};
#endif /* defined(TARGET_PPC64) */
#endif /* defined(CONFIG_USER_ONLY) */
#define GEN_SPE_LD(name, sh) \
static inline void gen_evl##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_addr_spe_imm_index(ctx, sh); \
op_spe_ldst(spe_l##name); \
gen_op_store_T1_gpr64(rD(ctx->opcode)); \
}
#define GEN_SPE_LDX(name) \
static inline void gen_evl##name##x (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
op_spe_ldst(spe_l##name); \
gen_op_store_T1_gpr64(rD(ctx->opcode)); \
}
#define GEN_SPEOP_LD(name, sh) \
OP_SPE_LD_TABLE(name); \
GEN_SPE_LD(name, sh); \
GEN_SPE_LDX(name)
#define GEN_SPE_ST(name, sh) \
static inline void gen_evst##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_addr_spe_imm_index(ctx, sh); \
gen_op_load_gpr64_T1(rS(ctx->opcode)); \
op_spe_ldst(spe_st##name); \
}
#define GEN_SPE_STX(name) \
static inline void gen_evst##name##x (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_addr_reg_index(ctx); \
gen_op_load_gpr64_T1(rS(ctx->opcode)); \
op_spe_ldst(spe_st##name); \
}
#define GEN_SPEOP_ST(name, sh) \
OP_SPE_ST_TABLE(name); \
GEN_SPE_ST(name, sh); \
GEN_SPE_STX(name)
#define GEN_SPEOP_LDST(name, sh) \
GEN_SPEOP_LD(name, sh); \
GEN_SPEOP_ST(name, sh)
/* SPE arithmetic and logic */
#define GEN_SPEOP_ARITH2(name) \
static inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_op_load_gpr64_T0(rA(ctx->opcode)); \
gen_op_load_gpr64_T1(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr64(rD(ctx->opcode)); \
}
#define GEN_SPEOP_ARITH1(name) \
static inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_op_load_gpr64_T0(rA(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr64(rD(ctx->opcode)); \
}
#define GEN_SPEOP_COMP(name) \
static inline void gen_##name (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_op_load_gpr64_T0(rA(ctx->opcode)); \
gen_op_load_gpr64_T1(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_crf(crfD(ctx->opcode)); \
}
/* Logical */
GEN_SPEOP_ARITH2(evand);
GEN_SPEOP_ARITH2(evandc);
GEN_SPEOP_ARITH2(evxor);
GEN_SPEOP_ARITH2(evor);
GEN_SPEOP_ARITH2(evnor);
GEN_SPEOP_ARITH2(eveqv);
GEN_SPEOP_ARITH2(evorc);
GEN_SPEOP_ARITH2(evnand);
GEN_SPEOP_ARITH2(evsrwu);
GEN_SPEOP_ARITH2(evsrws);
GEN_SPEOP_ARITH2(evslw);
GEN_SPEOP_ARITH2(evrlw);
GEN_SPEOP_ARITH2(evmergehi);
GEN_SPEOP_ARITH2(evmergelo);
GEN_SPEOP_ARITH2(evmergehilo);
GEN_SPEOP_ARITH2(evmergelohi);
/* Arithmetic */
GEN_SPEOP_ARITH2(evaddw);
GEN_SPEOP_ARITH2(evsubfw);
GEN_SPEOP_ARITH1(evabs);
GEN_SPEOP_ARITH1(evneg);
GEN_SPEOP_ARITH1(evextsb);
GEN_SPEOP_ARITH1(evextsh);
GEN_SPEOP_ARITH1(evrndw);
GEN_SPEOP_ARITH1(evcntlzw);
GEN_SPEOP_ARITH1(evcntlsw);
static inline void gen_brinc (DisasContext *ctx)
{
/* Note: brinc is usable even if SPE is disabled */
gen_op_load_gpr64_T0(rA(ctx->opcode));
gen_op_load_gpr64_T1(rB(ctx->opcode));
gen_op_brinc();
gen_op_store_T0_gpr64(rD(ctx->opcode));
}
#define GEN_SPEOP_ARITH_IMM2(name) \
static inline void gen_##name##i (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_op_load_gpr64_T0(rB(ctx->opcode)); \
gen_op_splatwi_T1_64(rA(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr64(rD(ctx->opcode)); \
}
#define GEN_SPEOP_LOGIC_IMM2(name) \
static inline void gen_##name##i (DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
GEN_EXCP_NO_AP(ctx); \
return; \
} \
gen_op_load_gpr64_T0(rA(ctx->opcode)); \
gen_op_splatwi_T1_64(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr64(rD(ctx->opcode)); \
}
GEN_SPEOP_ARITH_IMM2(evaddw);
#define gen_evaddiw gen_evaddwi
GEN_SPEOP_ARITH_IMM2(evsubfw);
#define gen_evsubifw gen_evsubfwi
GEN_SPEOP_LOGIC_IMM2(evslw);
GEN_SPEOP_LOGIC_IMM2(evsrwu);
#define gen_evsrwis gen_evsrwsi
GEN_SPEOP_LOGIC_IMM2(evsrws);
#define gen_evsrwiu gen_evsrwui
GEN_SPEOP_LOGIC_IMM2(evrlw);
static inline void gen_evsplati (DisasContext *ctx)
{
int32_t imm = (int32_t)(rA(ctx->opcode) << 27) >> 27;
gen_op_splatwi_T0_64(imm);
gen_op_store_T0_gpr64(rD(ctx->opcode));
}
static inline void gen_evsplatfi (DisasContext *ctx)
{
uint32_t imm = rA(ctx->opcode) << 27;
gen_op_splatwi_T0_64(imm);
gen_op_store_T0_gpr64(rD(ctx->opcode));
}
/* Comparison */
GEN_SPEOP_COMP(evcmpgtu);
GEN_SPEOP_COMP(evcmpgts);
GEN_SPEOP_COMP(evcmpltu);
GEN_SPEOP_COMP(evcmplts);
GEN_SPEOP_COMP(evcmpeq);
GEN_SPE(evaddw, speundef, 0x00, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evaddiw, speundef, 0x01, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evsubfw, speundef, 0x02, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evsubifw, speundef, 0x03, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evabs, evneg, 0x04, 0x08, 0x0000F800, PPC_SPE); ////
GEN_SPE(evextsb, evextsh, 0x05, 0x08, 0x0000F800, PPC_SPE); ////
GEN_SPE(evrndw, evcntlzw, 0x06, 0x08, 0x0000F800, PPC_SPE); ////
GEN_SPE(evcntlsw, brinc, 0x07, 0x08, 0x00000000, PPC_SPE); //
GEN_SPE(speundef, evand, 0x08, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evandc, speundef, 0x09, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evxor, evor, 0x0B, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evnor, eveqv, 0x0C, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(speundef, evorc, 0x0D, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evnand, speundef, 0x0F, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evsrwu, evsrws, 0x10, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evsrwiu, evsrwis, 0x11, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evslw, speundef, 0x12, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evslwi, speundef, 0x13, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evrlw, evsplati, 0x14, 0x08, 0x00000000, PPC_SPE); //
GEN_SPE(evrlwi, evsplatfi, 0x15, 0x08, 0x00000000, PPC_SPE);
GEN_SPE(evmergehi, evmergelo, 0x16, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evmergehilo, evmergelohi, 0x17, 0x08, 0x00000000, PPC_SPE); ////
GEN_SPE(evcmpgtu, evcmpgts, 0x18, 0x08, 0x00600000, PPC_SPE); ////
GEN_SPE(evcmpltu, evcmplts, 0x19, 0x08, 0x00600000, PPC_SPE); ////
GEN_SPE(evcmpeq, speundef, 0x1A, 0x08, 0x00600000, PPC_SPE); ////
static inline void gen_evsel (DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
GEN_EXCP_NO_AP(ctx);
return;
}
gen_op_load_crf_T0(ctx->opcode & 0x7);
gen_op_load_gpr64_T0(rA(ctx->opcode));
gen_op_load_gpr64_T1(rB(ctx->opcode));
gen_op_evsel();
gen_op_store_T0_gpr64(rD(ctx->opcode));
}
GEN_HANDLER(evsel0, 0x04, 0x1c, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
GEN_HANDLER(evsel1, 0x04, 0x1d, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
GEN_HANDLER(evsel2, 0x04, 0x1e, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
GEN_HANDLER(evsel3, 0x04, 0x1f, 0x09, 0x00000000, PPC_SPE)
{
gen_evsel(ctx);
}
/* Load and stores */
#if defined(TARGET_PPC64)
/* In that case, we already have 64 bits load & stores
* so, spe_ldd is equivalent to ld and spe_std is equivalent to std
*/
#if defined(CONFIG_USER_ONLY)
#define gen_op_spe_ldd_raw gen_op_ld_raw
#define gen_op_spe_ldd_64_raw gen_op_ld_64_raw
#define gen_op_spe_ldd_le_raw gen_op_ld_le_raw
#define gen_op_spe_ldd_le_64_raw gen_op_ld_le_64_raw
#define gen_op_spe_stdd_raw gen_op_ld_raw
#define gen_op_spe_stdd_64_raw gen_op_std_64_raw
#define gen_op_spe_stdd_le_raw gen_op_std_le_raw
#define gen_op_spe_stdd_le_64_raw gen_op_std_le_64_raw
#else /* defined(CONFIG_USER_ONLY) */
#define gen_op_spe_ldd_kernel gen_op_ld_kernel
#define gen_op_spe_ldd_64_kernel gen_op_ld_64_kernel
#define gen_op_spe_ldd_le_kernel gen_op_ld_kernel
#define gen_op_spe_ldd_le_64_kernel gen_op_ld_64_kernel
#define gen_op_spe_ldd_user gen_op_ld_user
#define gen_op_spe_ldd_64_user gen_op_ld_64_user
#define gen_op_spe_ldd_le_user gen_op_ld_le_user
#define gen_op_spe_ldd_le_64_user gen_op_ld_le_64_user
#define gen_op_spe_stdd_kernel gen_op_std_kernel
#define gen_op_spe_stdd_64_kernel gen_op_std_64_kernel
#define gen_op_spe_stdd_le_kernel gen_op_std_kernel
#define gen_op_spe_stdd_le_64_kernel gen_op_std_64_kernel
#define gen_op_spe_stdd_user gen_op_std_user
#define gen_op_spe_stdd_64_user gen_op_std_64_user
#define gen_op_spe_stdd_le_user gen_op_std_le_user
#define gen_op_spe_stdd_le_64_user gen_op_std_le_64_user
#endif /* defined(CONFIG_USER_ONLY) */
#endif /* defined(TARGET_PPC64) */
GEN_SPEOP_LDST(dd, 3);
GEN_SPEOP_LDST(dw, 3);
GEN_SPEOP_LDST(dh, 3);
GEN_SPEOP_LDST(whe, 2);
GEN_SPEOP_LD(whou, 2);
GEN_SPEOP_LD(whos, 2);
GEN_SPEOP_ST(who, 2);
#if defined(TARGET_PPC64)
/* In that case, spe_stwwo is equivalent to stw */
#if defined(CONFIG_USER_ONLY)
#define gen_op_spe_stwwo_raw gen_op_stw_raw
#define gen_op_spe_stwwo_le_raw gen_op_stw_le_raw
#define gen_op_spe_stwwo_64_raw gen_op_stw_64_raw
#define gen_op_spe_stwwo_le_64_raw gen_op_stw_le_64_raw
#else
#define gen_op_spe_stwwo_user gen_op_stw_user
#define gen_op_spe_stwwo_le_user gen_op_stw_le_user
#define gen_op_spe_stwwo_64_user gen_op_stw_64_user
#define gen_op_spe_stwwo_le_64_user gen_op_stw_le_64_user
#define gen_op_spe_stwwo_kernel gen_op_stw_kernel
#define gen_op_spe_stwwo_le_kernel gen_op_stw_le_kernel
#define gen_op_spe_stwwo_64_kernel gen_op_stw_64_kernel
#define gen_op_spe_stwwo_le_64_kernel gen_op_stw_le_64_kernel
#endif
#endif
#define _GEN_OP_SPE_STWWE(suffix) \
static inline void gen_op_spe_stwwe_##suffix (void) \
{ \
gen_op_srli32_T1_64(); \
gen_op_spe_stwwo_##suffix(); \
}
#define _GEN_OP_SPE_STWWE_LE(suffix) \
static inline void gen_op_spe_stwwe_le_##suffix (void) \
{ \
gen_op_srli32_T1_64(); \
gen_op_spe_stwwo_le_##suffix(); \
}
#if defined(TARGET_PPC64)
#define GEN_OP_SPE_STWWE(suffix) \
_GEN_OP_SPE_STWWE(suffix); \
_GEN_OP_SPE_STWWE_LE(suffix); \
static inline void gen_op_spe_stwwe_64_##suffix (void) \
{ \
gen_op_srli32_T1_64(); \
gen_op_spe_stwwo_64_##suffix(); \
} \
static inline void gen_op_spe_stwwe_le_64_##suffix (void) \
{ \
gen_op_srli32_T1_64(); \
gen_op_spe_stwwo_le_64_##suffix(); \
}
#else
#define GEN_OP_SPE_STWWE(suffix) \
_GEN_OP_SPE_STWWE(suffix); \
_GEN_OP_SPE_STWWE_LE(suffix)
#endif
#if defined(CONFIG_USER_ONLY)
GEN_OP_SPE_STWWE(raw);
#else /* defined(CONFIG_USER_ONLY) */
GEN_OP_SPE_STWWE(kernel);
GEN_OP_SPE_STWWE(user);
#endif /* defined(CONFIG_USER_ONLY) */
GEN_SPEOP_ST(wwe, 2);
GEN_SPEOP_ST(wwo, 2);
#define GEN_SPE_LDSPLAT(name, op, suffix) \
static inline void gen_op_spe_l##name##_##suffix (void) \
{ \
gen_op_##op##_##suffix(); \
gen_op_splatw_T1_64(); \
}
#define GEN_OP_SPE_LHE(suffix) \
static inline void gen_op_spe_lhe_##suffix (void) \
{ \
gen_op_spe_lh_##suffix(); \
gen_op_sli16_T1_64(); \
}
#define GEN_OP_SPE_LHX(suffix) \
static inline void gen_op_spe_lhx_##suffix (void) \
{ \
gen_op_spe_lh_##suffix(); \
gen_op_extsh_T1_64(); \
}
#if defined(CONFIG_USER_ONLY)
GEN_OP_SPE_LHE(raw);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, raw);
GEN_OP_SPE_LHE(le_raw);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_raw);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, raw);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_raw);
GEN_OP_SPE_LHX(raw);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, raw);
GEN_OP_SPE_LHX(le_raw);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_raw);
#if defined(TARGET_PPC64)
GEN_OP_SPE_LHE(64_raw);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_raw);
GEN_OP_SPE_LHE(le_64_raw);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_raw);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_raw);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_raw);
GEN_OP_SPE_LHX(64_raw);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_raw);
GEN_OP_SPE_LHX(le_64_raw);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_raw);
#endif
#else
GEN_OP_SPE_LHE(kernel);
GEN_OP_SPE_LHE(user);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, kernel);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, user);
GEN_OP_SPE_LHE(le_kernel);
GEN_OP_SPE_LHE(le_user);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_kernel);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_user);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, kernel);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, user);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_kernel);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_user);
GEN_OP_SPE_LHX(kernel);
GEN_OP_SPE_LHX(user);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, kernel);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, user);
GEN_OP_SPE_LHX(le_kernel);
GEN_OP_SPE_LHX(le_user);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_kernel);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_user);
#if defined(TARGET_PPC64)
GEN_OP_SPE_LHE(64_kernel);
GEN_OP_SPE_LHE(64_user);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_kernel);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_user);
GEN_OP_SPE_LHE(le_64_kernel);
GEN_OP_SPE_LHE(le_64_user);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_kernel);
GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_user);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_kernel);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_user);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_kernel);
GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_user);
GEN_OP_SPE_LHX(64_kernel);
GEN_OP_SPE_LHX(64_user);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_kernel);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_user);
GEN_OP_SPE_LHX(le_64_kernel);
GEN_OP_SPE_LHX(le_64_user);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_kernel);
GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_user);
#endif
#endif
GEN_SPEOP_LD(hhesplat, 1);
GEN_SPEOP_LD(hhousplat, 1);
GEN_SPEOP_LD(hhossplat, 1);
GEN_SPEOP_LD(wwsplat, 2);
GEN_SPEOP_LD(whsplat, 2);
GEN_SPE(evlddx, evldd, 0x00, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evldwx, evldw, 0x01, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evldhx, evldh, 0x02, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlhhesplatx, evlhhesplat, 0x04, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlhhousplatx, evlhhousplat, 0x06, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlhhossplatx, evlhhossplat, 0x07, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlwhex, evlwhe, 0x08, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlwhoux, evlwhou, 0x0A, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlwhosx, evlwhos, 0x0B, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlwwsplatx, evlwwsplat, 0x0C, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evlwhsplatx, evlwhsplat, 0x0E, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evstddx, evstdd, 0x10, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evstdwx, evstdw, 0x11, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evstdhx, evstdh, 0x12, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evstwhex, evstwhe, 0x18, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evstwhox, evstwho, 0x1A, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evstwwex, evstwwe, 0x1C, 0x0C, 0x00000000, PPC_SPE); //
GEN_SPE(evstwwox, evstwwo, 0x1E, 0x0C, 0x00000000, PPC_SPE); //
/* Multiply and add - TODO */
#if 0
GEN_SPE(speundef, evmhessf, 0x01, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossf, 0x03, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmheumi, evmhesmi, 0x04, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmf, 0x05, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumi, evmhosmi, 0x06, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmf, 0x07, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhessfa, 0x11, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossfa, 0x13, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmheumia, evmhesmia, 0x14, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmfa, 0x15, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumia, evmhosmia, 0x16, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmfa, 0x17, 0x10, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhssf, 0x03, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumi, speundef, 0x04, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwhumi, evmwhsmi, 0x06, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhsmf, 0x07, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssf, 0x09, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwumi, evmwsmi, 0x0C, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmf, 0x0D, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhssfa, 0x13, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumia, speundef, 0x14, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwhumia, evmwhsmia, 0x16, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwhsmfa, 0x17, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssfa, 0x19, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evmwumia, evmwsmia, 0x1C, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmfa, 0x1D, 0x11, 0x00000000, PPC_SPE);
GEN_SPE(evadduiaaw, evaddsiaaw, 0x00, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evsubfusiaaw, evsubfssiaaw, 0x01, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evaddumiaaw, evaddsmiaaw, 0x04, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evsubfumiaaw, evsubfsmiaaw, 0x05, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evdivws, evdivwu, 0x06, 0x13, 0x00000000, PPC_SPE);
GEN_SPE(evmra, speundef, 0x07, 0x13, 0x0000F800, PPC_SPE);
GEN_SPE(evmheusiaaw, evmhessiaaw, 0x00, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhessfaaw, 0x01, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhousiaaw, evmhossiaaw, 0x02, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossfaaw, 0x03, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmheumiaaw, evmhesmiaaw, 0x04, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmfaaw, 0x05, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumiaaw, evmhosmiaaw, 0x06, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmfaaw, 0x07, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhegumiaa, evmhegsmiaa, 0x14, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhegsmfaa, 0x15, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmhogumiaa, evmhogsmiaa, 0x16, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhogsmfaa, 0x17, 0x14, 0x00000000, PPC_SPE);
GEN_SPE(evmwlusiaaw, evmwlssiaaw, 0x00, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumiaaw, evmwlsmiaaw, 0x04, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssfaa, 0x09, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(evmwumiaa, evmwsmiaa, 0x0C, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmfaa, 0x0D, 0x15, 0x00000000, PPC_SPE);
GEN_SPE(evmheusianw, evmhessianw, 0x00, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhessfanw, 0x01, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhousianw, evmhossianw, 0x02, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhossfanw, 0x03, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmheumianw, evmhesmianw, 0x04, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhesmfanw, 0x05, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhoumianw, evmhosmianw, 0x06, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhosmfanw, 0x07, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhegumian, evmhegsmian, 0x14, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhegsmfan, 0x15, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmhigumian, evmhigsmian, 0x16, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmhogsmfan, 0x17, 0x16, 0x00000000, PPC_SPE);
GEN_SPE(evmwlusianw, evmwlssianw, 0x00, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(evmwlumianw, evmwlsmianw, 0x04, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwssfan, 0x09, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(evmwumian, evmwsmian, 0x0C, 0x17, 0x00000000, PPC_SPE);
GEN_SPE(speundef, evmwsmfan, 0x0D, 0x17, 0x00000000, PPC_SPE);
#endif
/*** SPE floating-point extension ***/
#define GEN_SPEFPUOP_CONV(name) \
static inline void gen_##name (DisasContext *ctx) \
{ \
gen_op_load_gpr64_T0(rB(ctx->opcode)); \
gen_op_##name(); \
gen_op_store_T0_gpr64(rD(ctx->opcode)); \
}
/* Single precision floating-point vectors operations */
/* Arithmetic */
GEN_SPEOP_ARITH2(evfsadd);
GEN_SPEOP_ARITH2(evfssub);
GEN_SPEOP_ARITH2(evfsmul);
GEN_SPEOP_ARITH2(evfsdiv);
GEN_SPEOP_ARITH1(evfsabs);
GEN_SPEOP_ARITH1(evfsnabs);
GEN_SPEOP_ARITH1(evfsneg);
/* Conversion */
GEN_SPEFPUOP_CONV(evfscfui);
GEN_SPEFPUOP_CONV(evfscfsi);
GEN_SPEFPUOP_CONV(evfscfuf);
GEN_SPEFPUOP_CONV(evfscfsf);
GEN_SPEFPUOP_CONV(evfsctui);
GEN_SPEFPUOP_CONV(evfsctsi);
GEN_SPEFPUOP_CONV(evfsctuf);
GEN_SPEFPUOP_CONV(evfsctsf);
GEN_SPEFPUOP_CONV(evfsctuiz);
GEN_SPEFPUOP_CONV(evfsctsiz);
/* Comparison */
GEN_SPEOP_COMP(evfscmpgt);
GEN_SPEOP_COMP(evfscmplt);
GEN_SPEOP_COMP(evfscmpeq);
GEN_SPEOP_COMP(evfststgt);
GEN_SPEOP_COMP(evfststlt);
GEN_SPEOP_COMP(evfststeq);
/* Opcodes definitions */
GEN_SPE(evfsadd, evfssub, 0x00, 0x0A, 0x00000000, PPC_SPEFPU); //
GEN_SPE(evfsabs, evfsnabs, 0x02, 0x0A, 0x0000F800, PPC_SPEFPU); //
GEN_SPE(evfsneg, speundef, 0x03, 0x0A, 0x0000F800, PPC_SPEFPU); //
GEN_SPE(evfsmul, evfsdiv, 0x04, 0x0A, 0x00000000, PPC_SPEFPU); //
GEN_SPE(evfscmpgt, evfscmplt, 0x06, 0x0A, 0x00600000, PPC_SPEFPU); //
GEN_SPE(evfscmpeq, speundef, 0x07, 0x0A, 0x00600000, PPC_SPEFPU); //
GEN_SPE(evfscfui, evfscfsi, 0x08, 0x0A, 0x00180000, PPC_SPEFPU); //
GEN_SPE(evfscfuf, evfscfsf, 0x09, 0x0A, 0x00180000, PPC_SPEFPU); //
GEN_SPE(evfsctui, evfsctsi, 0x0A, 0x0A, 0x00180000, PPC_SPEFPU); //
GEN_SPE(evfsctuf, evfsctsf, 0x0B, 0x0A, 0x00180000, PPC_SPEFPU); //
GEN_SPE(evfsctuiz, speundef, 0x0C, 0x0A, 0x00180000, PPC_SPEFPU); //
GEN_SPE(evfsctsiz, speundef, 0x0D, 0x0A, 0x00180000, PPC_SPEFPU); //
GEN_SPE(evfststgt, evfststlt, 0x0E, 0x0A, 0x00600000, PPC_SPEFPU); //
GEN_SPE(evfststeq, speundef, 0x0F, 0x0A, 0x00600000, PPC_SPEFPU); //
/* Single precision floating-point operations */
/* Arithmetic */
GEN_SPEOP_ARITH2(efsadd);
GEN_SPEOP_ARITH2(efssub);
GEN_SPEOP_ARITH2(efsmul);
GEN_SPEOP_ARITH2(efsdiv);
GEN_SPEOP_ARITH1(efsabs);
GEN_SPEOP_ARITH1(efsnabs);
GEN_SPEOP_ARITH1(efsneg);
/* Conversion */
GEN_SPEFPUOP_CONV(efscfui);
GEN_SPEFPUOP_CONV(efscfsi);
GEN_SPEFPUOP_CONV(efscfuf);
GEN_SPEFPUOP_CONV(efscfsf);
GEN_SPEFPUOP_CONV(efsctui);
GEN_SPEFPUOP_CONV(efsctsi);
GEN_SPEFPUOP_CONV(efsctuf);
GEN_SPEFPUOP_CONV(efsctsf);
GEN_SPEFPUOP_CONV(efsctuiz);
GEN_SPEFPUOP_CONV(efsctsiz);
GEN_SPEFPUOP_CONV(efscfd);
/* Comparison */
GEN_SPEOP_COMP(efscmpgt);
GEN_SPEOP_COMP(efscmplt);
GEN_SPEOP_COMP(efscmpeq);
GEN_SPEOP_COMP(efststgt);
GEN_SPEOP_COMP(efststlt);
GEN_SPEOP_COMP(efststeq);
/* Opcodes definitions */
GEN_SPE(efsadd, efssub, 0x00, 0x0A, 0x00000000, PPC_SPEFPU); //
GEN_SPE(efsabs, efsnabs, 0x02, 0x0B, 0x0000F800, PPC_SPEFPU); //
GEN_SPE(efsneg, speundef, 0x03, 0x0B, 0x0000F800, PPC_SPEFPU); //
GEN_SPE(efsmul, efsdiv, 0x04, 0x0B, 0x00000000, PPC_SPEFPU); //
GEN_SPE(efscmpgt, efscmplt, 0x06, 0x0B, 0x00600000, PPC_SPEFPU); //
GEN_SPE(efscmpeq, efscfd, 0x07, 0x0B, 0x00600000, PPC_SPEFPU); //
GEN_SPE(efscfui, efscfsi, 0x08, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efscfuf, efscfsf, 0x09, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efsctui, efsctsi, 0x0A, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efsctuf, efsctsf, 0x0B, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efsctuiz, efsctsiz, 0x0C, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efststgt, efststlt, 0x0E, 0x0B, 0x00600000, PPC_SPEFPU); //
GEN_SPE(efststeq, speundef, 0x0F, 0x0B, 0x00600000, PPC_SPEFPU); //
/* Double precision floating-point operations */
/* Arithmetic */
GEN_SPEOP_ARITH2(efdadd);
GEN_SPEOP_ARITH2(efdsub);
GEN_SPEOP_ARITH2(efdmul);
GEN_SPEOP_ARITH2(efddiv);
GEN_SPEOP_ARITH1(efdabs);
GEN_SPEOP_ARITH1(efdnabs);
GEN_SPEOP_ARITH1(efdneg);
/* Conversion */
GEN_SPEFPUOP_CONV(efdcfui);
GEN_SPEFPUOP_CONV(efdcfsi);
GEN_SPEFPUOP_CONV(efdcfuf);
GEN_SPEFPUOP_CONV(efdcfsf);
GEN_SPEFPUOP_CONV(efdctui);
GEN_SPEFPUOP_CONV(efdctsi);
GEN_SPEFPUOP_CONV(efdctuf);
GEN_SPEFPUOP_CONV(efdctsf);
GEN_SPEFPUOP_CONV(efdctuiz);
GEN_SPEFPUOP_CONV(efdctsiz);
GEN_SPEFPUOP_CONV(efdcfs);
GEN_SPEFPUOP_CONV(efdcfuid);
GEN_SPEFPUOP_CONV(efdcfsid);
GEN_SPEFPUOP_CONV(efdctuidz);
GEN_SPEFPUOP_CONV(efdctsidz);
/* Comparison */
GEN_SPEOP_COMP(efdcmpgt);
GEN_SPEOP_COMP(efdcmplt);
GEN_SPEOP_COMP(efdcmpeq);
GEN_SPEOP_COMP(efdtstgt);
GEN_SPEOP_COMP(efdtstlt);
GEN_SPEOP_COMP(efdtsteq);
/* Opcodes definitions */
GEN_SPE(efdadd, efdsub, 0x10, 0x0B, 0x00000000, PPC_SPEFPU); //
GEN_SPE(efdcfuid, efdcfsid, 0x11, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdabs, efdnabs, 0x12, 0x0B, 0x0000F800, PPC_SPEFPU); //
GEN_SPE(efdneg, speundef, 0x13, 0x0B, 0x0000F800, PPC_SPEFPU); //
GEN_SPE(efdmul, efddiv, 0x14, 0x0B, 0x00000000, PPC_SPEFPU); //
GEN_SPE(efdctuidz, efdctsidz, 0x15, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdcmpgt, efdcmplt, 0x16, 0x0B, 0x00600000, PPC_SPEFPU); //
GEN_SPE(efdcmpeq, efdcfs, 0x17, 0x0B, 0x00600000, PPC_SPEFPU); //
GEN_SPE(efdcfui, efdcfsi, 0x18, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdcfuf, efdcfsf, 0x19, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdctui, efdctsi, 0x1A, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdctuf, efdctsf, 0x1B, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdctuiz, speundef, 0x1C, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdctsiz, speundef, 0x1D, 0x0B, 0x00180000, PPC_SPEFPU); //
GEN_SPE(efdtstgt, efdtstlt, 0x1E, 0x0B, 0x00600000, PPC_SPEFPU); //
GEN_SPE(efdtsteq, speundef, 0x1F, 0x0B, 0x00600000, PPC_SPEFPU); //
#endif
/* End opcode list */
GEN_OPCODE_MARK(end);
#include "translate_init.c"
/*****************************************************************************/
/* Misc PowerPC helpers */
static inline uint32_t load_xer (CPUState *env)
{
return (xer_so << XER_SO) |
(xer_ov << XER_OV) |
(xer_ca << XER_CA) |
(xer_bc << XER_BC) |
(xer_cmp << XER_CMP);
}
void cpu_dump_state (CPUState *env, FILE *f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
int flags)
{
#if defined(TARGET_PPC64) || 1
#define FILL ""
#define RGPL 4
#define RFPL 4
#else
#define FILL " "
#define RGPL 8
#define RFPL 4
#endif
int i;
cpu_fprintf(f, "NIP " ADDRX " LR " ADDRX " CTR " ADDRX "\n",
env->nip, env->lr, env->ctr);
cpu_fprintf(f, "MSR " REGX FILL " XER %08x "
#if !defined(NO_TIMER_DUMP)
"TB %08x %08x "
#if !defined(CONFIG_USER_ONLY)
"DECR %08x"
#endif
#endif
"\n",
do_load_msr(env), load_xer(env)
#if !defined(NO_TIMER_DUMP)
, cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env)
#if !defined(CONFIG_USER_ONLY)
, cpu_ppc_load_decr(env)
#endif
#endif
);
for (i = 0; i < 32; i++) {
if ((i & (RGPL - 1)) == 0)
cpu_fprintf(f, "GPR%02d", i);
cpu_fprintf(f, " " REGX, (target_ulong)env->gpr[i]);
if ((i & (RGPL - 1)) == (RGPL - 1))
cpu_fprintf(f, "\n");
}
cpu_fprintf(f, "CR ");
for (i = 0; i < 8; i++)
cpu_fprintf(f, "%01x", env->crf[i]);
cpu_fprintf(f, " [");
for (i = 0; i < 8; i++) {
char a = '-';
if (env->crf[i] & 0x08)
a = 'L';
else if (env->crf[i] & 0x04)
a = 'G';
else if (env->crf[i] & 0x02)
a = 'E';
cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' ');
}
cpu_fprintf(f, " ] " FILL "RES " REGX "\n", env->reserve);
for (i = 0; i < 32; i++) {
if ((i & (RFPL - 1)) == 0)
cpu_fprintf(f, "FPR%02d", i);
cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i]));
if ((i & (RFPL - 1)) == (RFPL - 1))
cpu_fprintf(f, "\n");
}
cpu_fprintf(f, "SRR0 " REGX " SRR1 " REGX " " FILL FILL FILL
"SDR1 " REGX "\n",
env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1);
#undef RGPL
#undef RFPL
#undef FILL
}
void cpu_dump_statistics (CPUState *env, FILE*f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
int flags)
{
#if defined(DO_PPC_STATISTICS)
opc_handler_t **t1, **t2, **t3, *handler;
int op1, op2, op3;
t1 = env->opcodes;
for (op1 = 0; op1 < 64; op1++) {
handler = t1[op1];
if (is_indirect_opcode(handler)) {
t2 = ind_table(handler);
for (op2 = 0; op2 < 32; op2++) {
handler = t2[op2];
if (is_indirect_opcode(handler)) {
t3 = ind_table(handler);
for (op3 = 0; op3 < 32; op3++) {
handler = t3[op3];
if (handler->count == 0)
continue;
cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: "
"%016llx %lld\n",
op1, op2, op3, op1, (op3 << 5) | op2,
handler->oname,
handler->count, handler->count);
}
} else {
if (handler->count == 0)
continue;
cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: "
"%016llx %lld\n",
op1, op2, op1, op2, handler->oname,
handler->count, handler->count);
}
}
} else {
if (handler->count == 0)
continue;
cpu_fprintf(f, "%02x (%02x ) %16s: %016llx %lld\n",
op1, op1, handler->oname,
handler->count, handler->count);
}
}
#endif
}
/*****************************************************************************/
static inline int gen_intermediate_code_internal (CPUState *env,
TranslationBlock *tb,
int search_pc)
{
DisasContext ctx, *ctxp = &ctx;
opc_handler_t **table, *handler;
target_ulong pc_start;
uint16_t *gen_opc_end;
int j, lj = -1;
pc_start = tb->pc;
gen_opc_ptr = gen_opc_buf;
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
gen_opparam_ptr = gen_opparam_buf;
nb_gen_labels = 0;
ctx.nip = pc_start;
ctx.tb = tb;
ctx.exception = POWERPC_EXCP_NONE;
ctx.spr_cb = env->spr_cb;
#if defined(CONFIG_USER_ONLY)
ctx.mem_idx = msr_le;
#if defined(TARGET_PPC64)
ctx.mem_idx |= msr_sf << 1;
#endif
#else
#if defined(TARGET_PPC64H)
if (msr_pr == 0 && msr_hv == 1)
ctx.supervisor = 2;
else
#endif
ctx.supervisor = 1 - msr_pr;
ctx.mem_idx = ((1 - msr_pr) << 1) | msr_le;
#if defined(TARGET_PPC64)
ctx.mem_idx |= msr_sf << 2;
#endif
#endif
#if defined(TARGET_PPC64)
ctx.sf_mode = msr_sf;
#endif
ctx.fpu_enabled = msr_fp;
#if defined(TARGET_PPCEMB)
ctx.spe_enabled = msr_spe;
#endif
ctx.singlestep_enabled = env->singlestep_enabled;
#if defined (DO_SINGLE_STEP) && 0
/* Single step trace mode */
msr_se = 1;
#endif
/* Set env in case of segfault during code fetch */
while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) {
if (unlikely(env->nb_breakpoints > 0)) {
for (j = 0; j < env->nb_breakpoints; j++) {
if (env->breakpoints[j] == ctx.nip) {
gen_update_nip(&ctx, ctx.nip);
gen_op_debug();
break;
}
}
}
if (unlikely(search_pc)) {
j = gen_opc_ptr - gen_opc_buf;
if (lj < j) {
lj++;
while (lj < j)
gen_opc_instr_start[lj++] = 0;
gen_opc_pc[lj] = ctx.nip;
gen_opc_instr_start[lj] = 1;
}
}
#if defined PPC_DEBUG_DISAS
if (loglevel & CPU_LOG_TB_IN_ASM) {
fprintf(logfile, "----------------\n");
fprintf(logfile, "nip=" ADDRX " super=%d ir=%d\n",
ctx.nip, 1 - msr_pr, msr_ir);
}
#endif
ctx.opcode = ldl_code(ctx.nip);
if (msr_le) {
ctx.opcode = ((ctx.opcode & 0xFF000000) >> 24) |
((ctx.opcode & 0x00FF0000) >> 8) |
((ctx.opcode & 0x0000FF00) << 8) |
((ctx.opcode & 0x000000FF) << 24);
}
#if defined PPC_DEBUG_DISAS
if (loglevel & CPU_LOG_TB_IN_ASM) {
fprintf(logfile, "translate opcode %08x (%02x %02x %02x) (%s)\n",
ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode),
opc3(ctx.opcode), msr_le ? "little" : "big");
}
#endif
ctx.nip += 4;
table = env->opcodes;
handler = table[opc1(ctx.opcode)];
if (is_indirect_opcode(handler)) {
table = ind_table(handler);
handler = table[opc2(ctx.opcode)];
if (is_indirect_opcode(handler)) {
table = ind_table(handler);
handler = table[opc3(ctx.opcode)];
}
}
/* Is opcode *REALLY* valid ? */
if (unlikely(handler->handler == &gen_invalid)) {
if (loglevel != 0) {
fprintf(logfile, "invalid/unsupported opcode: "
"%02x - %02x - %02x (%08x) 0x" ADDRX " %d\n",
opc1(ctx.opcode), opc2(ctx.opcode),
opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, msr_ir);
} else {
printf("invalid/unsupported opcode: "
"%02x - %02x - %02x (%08x) 0x" ADDRX " %d\n",
opc1(ctx.opcode), opc2(ctx.opcode),
opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, msr_ir);
}
} else {
if (unlikely((ctx.opcode & handler->inval) != 0)) {
if (loglevel != 0) {
fprintf(logfile, "invalid bits: %08x for opcode: "
"%02x - %02x - %02x (%08x) 0x" ADDRX "\n",
ctx.opcode & handler->inval, opc1(ctx.opcode),
opc2(ctx.opcode), opc3(ctx.opcode),
ctx.opcode, ctx.nip - 4);
} else {
printf("invalid bits: %08x for opcode: "
"%02x - %02x - %02x (%08x) 0x" ADDRX "\n",
ctx.opcode & handler->inval, opc1(ctx.opcode),
opc2(ctx.opcode), opc3(ctx.opcode),
ctx.opcode, ctx.nip - 4);
}
GEN_EXCP_INVAL(ctxp);
break;
}
}
(*(handler->handler))(&ctx);
#if defined(DO_PPC_STATISTICS)
handler->count++;
#endif
/* Check trace mode exceptions */
#if 0 // XXX: buggy on embedded PowerPC
if (unlikely((msr_be && ctx.exception == POWERPC_EXCP_BRANCH) ||
/* Check in single step trace mode
* we need to stop except if:
* - rfi, trap or syscall
* - first instruction of an exception handler
*/
(msr_se && (ctx.nip < 0x100 ||
ctx.nip > 0xF00 ||
(ctx.nip & 0xFC) != 0x04) &&
#if defined(CONFIG_USER_ONLY)
ctx.exception != POWERPC_EXCP_SYSCALL_USER &&
#else
ctx.exception != POWERPC_EXCP_SYSCALL &&
#endif
ctx.exception != POWERPC_EXCP_TRAP))) {
GEN_EXCP(ctxp, POWERPC_EXCP_TRACE, 0);
}
#endif
/* if we reach a page boundary or are single stepping, stop
* generation
*/
if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) ||
(env->singlestep_enabled))) {
break;
}
#if defined (DO_SINGLE_STEP)
break;
#endif
}
if (ctx.exception == POWERPC_EXCP_NONE) {
gen_goto_tb(&ctx, 0, ctx.nip);
} else if (ctx.exception != POWERPC_EXCP_BRANCH) {
gen_op_reset_T0();
/* Generate the return instruction */
gen_op_exit_tb();
}
*gen_opc_ptr = INDEX_op_end;
if (unlikely(search_pc)) {
j = gen_opc_ptr - gen_opc_buf;
lj++;
while (lj <= j)
gen_opc_instr_start[lj++] = 0;
} else {
tb->size = ctx.nip - pc_start;
}
#if defined(DEBUG_DISAS)
if (loglevel & CPU_LOG_TB_CPU) {
fprintf(logfile, "---------------- excp: %04x\n", ctx.exception);
cpu_dump_state(env, logfile, fprintf, 0);
}
if (loglevel & CPU_LOG_TB_IN_ASM) {
int flags;
flags = env->bfd_mach;
flags |= msr_le << 16;
fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
target_disas(logfile, pc_start, ctx.nip - pc_start, flags);
fprintf(logfile, "\n");
}
if (loglevel & CPU_LOG_TB_OP) {
fprintf(logfile, "OP:\n");
dump_ops(gen_opc_buf, gen_opparam_buf);
fprintf(logfile, "\n");
}
#endif
return 0;
}
int gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
{
return gen_intermediate_code_internal(env, tb, 0);
}
int gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
{
return gen_intermediate_code_internal(env, tb, 1);
}
Reference in New Issue View Git Blame Copy Permalink