mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
2cade6a3f6
qemu/target-sparc/translate.c
blueswir1 2cade6a3f6 Support for address masking 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4882 c046a42c-6fe2-441c-8c8c-71466251a162
2008-07-17 12:53:05 +00:00

4969 lines
185 KiB
C
Raw Blame History

/*
SPARC translation
Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
Copyright (C) 2003-2005 Fabrice Bellard
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 "helper.h"
#include "tcg-op.h"
#define DEBUG_DISAS
#define DYNAMIC_PC 1 /* dynamic pc value */
#define JUMP_PC 2 /* dynamic pc value which takes only two values
according to jump_pc[T2] */
/* global register indexes */
static TCGv cpu_env, cpu_regwptr;
static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst;
static TCGv cpu_psr, cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8];
static TCGv cpu_cond, cpu_src1, cpu_src2, cpu_dst, cpu_addr, cpu_val;
#ifdef TARGET_SPARC64
static TCGv cpu_xcc;
#endif
/* local register indexes (only used inside old micro ops) */
static TCGv cpu_tmp0, cpu_tmp32, cpu_tmp64;
#include "gen-icount.h"
typedef struct DisasContext {
target_ulong pc; /* current Program Counter: integer or DYNAMIC_PC */
target_ulong npc; /* next PC: integer or DYNAMIC_PC or JUMP_PC */
target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */
int is_br;
int mem_idx;
int fpu_enabled;
int address_mask_32bit;
struct TranslationBlock *tb;
uint32_t features;
} DisasContext;
// This function uses non-native bit order
#define GET_FIELD(X, FROM, TO) \
((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
// This function uses the order in the manuals, i.e. bit 0 is 2^0
#define GET_FIELD_SP(X, FROM, TO) \
GET_FIELD(X, 31 - (TO), 31 - (FROM))
#define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1)
#define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1))
#ifdef TARGET_SPARC64
#define FFPREG(r) (r)
#define DFPREG(r) (((r & 1) << 5) | (r & 0x1e))
#define QFPREG(r) (((r & 1) << 5) | (r & 0x1c))
#else
#define FFPREG(r) (r)
#define DFPREG(r) (r & 0x1e)
#define QFPREG(r) (r & 0x1c)
#endif
static int sign_extend(int x, int len)
{
len = 32 - len;
return (x << len) >> len;
}
#define IS_IMM (insn & (1<<13))
/* floating point registers moves */
static void gen_op_load_fpr_FT0(unsigned int src)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0));
}
static void gen_op_load_fpr_FT1(unsigned int src)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft1));
}
static void gen_op_store_FT0_fpr(unsigned int dst)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, ft0));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst]));
}
static void gen_op_load_fpr_DT0(unsigned int src)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
offsetof(CPU_DoubleU, l.upper));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
offsetof(CPU_DoubleU, l.lower));
}
static void gen_op_load_fpr_DT1(unsigned int src)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) +
offsetof(CPU_DoubleU, l.upper));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt1) +
offsetof(CPU_DoubleU, l.lower));
}
static void gen_op_store_DT0_fpr(unsigned int dst)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
offsetof(CPU_DoubleU, l.upper));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst]));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, dt0) +
offsetof(CPU_DoubleU, l.lower));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1]));
}
static void gen_op_load_fpr_QT0(unsigned int src)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.upmost));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.upper));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.lower));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.lowest));
}
static void gen_op_load_fpr_QT1(unsigned int src)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
offsetof(CPU_QuadU, l.upmost));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 1]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
offsetof(CPU_QuadU, l.upper));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 2]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
offsetof(CPU_QuadU, l.lower));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[src + 3]));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt1) +
offsetof(CPU_QuadU, l.lowest));
}
static void gen_op_store_QT0_fpr(unsigned int dst)
{
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.upmost));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst]));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.upper));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 1]));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.lower));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 2]));
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, qt0) +
offsetof(CPU_QuadU, l.lowest));
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, fpr[dst + 3]));
}
/* moves */
#ifdef CONFIG_USER_ONLY
#define supervisor(dc) 0
#ifdef TARGET_SPARC64
#define hypervisor(dc) 0
#endif
#else
#define supervisor(dc) (dc->mem_idx >= 1)
#ifdef TARGET_SPARC64
#define hypervisor(dc) (dc->mem_idx == 2)
#else
#endif
#endif
#ifdef TARGET_SPARC64
#ifndef TARGET_ABI32
#define AM_CHECK(dc) ((dc)->address_mask_32bit)
#else
#define AM_CHECK(dc) (1)
#endif
#endif
static inline void gen_address_mask(DisasContext *dc, TCGv addr)
{
#ifdef TARGET_SPARC64
if (AM_CHECK(dc))
tcg_gen_andi_tl(addr, addr, 0xffffffffULL);
#endif
}
static inline void gen_movl_reg_TN(int reg, TCGv tn)
{
if (reg == 0)
tcg_gen_movi_tl(tn, 0);
else if (reg < 8)
tcg_gen_mov_tl(tn, cpu_gregs[reg]);
else {
tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
}
}
static inline void gen_movl_TN_reg(int reg, TCGv tn)
{
if (reg == 0)
return;
else if (reg < 8)
tcg_gen_mov_tl(cpu_gregs[reg], tn);
else {
tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
}
}
static inline void gen_goto_tb(DisasContext *s, int tb_num,
target_ulong pc, target_ulong npc)
{
TranslationBlock *tb;
tb = s->tb;
if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
(npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK)) {
/* jump to same page: we can use a direct jump */
tcg_gen_goto_tb(tb_num);
tcg_gen_movi_tl(cpu_pc, pc);
tcg_gen_movi_tl(cpu_npc, npc);
tcg_gen_exit_tb((long)tb + tb_num);
} else {
/* jump to another page: currently not optimized */
tcg_gen_movi_tl(cpu_pc, pc);
tcg_gen_movi_tl(cpu_npc, npc);
tcg_gen_exit_tb(0);
}
}
// XXX suboptimal
static inline void gen_mov_reg_N(TCGv reg, TCGv src)
{
tcg_gen_extu_i32_tl(reg, src);
tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT);
tcg_gen_andi_tl(reg, reg, 0x1);
}
static inline void gen_mov_reg_Z(TCGv reg, TCGv src)
{
tcg_gen_extu_i32_tl(reg, src);
tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT);
tcg_gen_andi_tl(reg, reg, 0x1);
}
static inline void gen_mov_reg_V(TCGv reg, TCGv src)
{
tcg_gen_extu_i32_tl(reg, src);
tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT);
tcg_gen_andi_tl(reg, reg, 0x1);
}
static inline void gen_mov_reg_C(TCGv reg, TCGv src)
{
tcg_gen_extu_i32_tl(reg, src);
tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT);
tcg_gen_andi_tl(reg, reg, 0x1);
}
static inline void gen_cc_clear_icc(void)
{
tcg_gen_movi_i32(cpu_psr, 0);
}
#ifdef TARGET_SPARC64
static inline void gen_cc_clear_xcc(void)
{
tcg_gen_movi_i32(cpu_xcc, 0);
}
#endif
/* old op:
if (!T0)
env->psr |= PSR_ZERO;
if ((int32_t) T0 < 0)
env->psr |= PSR_NEG;
*/
static inline void gen_cc_NZ_icc(TCGv dst)
{
TCGv r_temp;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL);
tcg_gen_brcondi_tl(TCG_COND_NE, r_temp, 0, l1);
tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_ZERO);
gen_set_label(l1);
tcg_gen_ext_i32_tl(r_temp, dst);
tcg_gen_brcondi_tl(TCG_COND_GE, r_temp, 0, l2);
tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_NEG);
gen_set_label(l2);
tcg_temp_free(r_temp);
}
#ifdef TARGET_SPARC64
static inline void gen_cc_NZ_xcc(TCGv dst)
{
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_NE, dst, 0, l1);
tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_ZERO);
gen_set_label(l1);
tcg_gen_brcondi_tl(TCG_COND_GE, dst, 0, l2);
tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_NEG);
gen_set_label(l2);
}
#endif
/* old op:
if (T0 < src1)
env->psr |= PSR_CARRY;
*/
static inline void gen_cc_C_add_icc(TCGv dst, TCGv src1)
{
TCGv r_temp;
int l1;
l1 = gen_new_label();
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_andi_tl(r_temp, dst, 0xffffffffULL);
tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1);
tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY);
gen_set_label(l1);
tcg_temp_free(r_temp);
}
#ifdef TARGET_SPARC64
static inline void gen_cc_C_add_xcc(TCGv dst, TCGv src1)
{
int l1;
l1 = gen_new_label();
tcg_gen_brcond_tl(TCG_COND_GEU, dst, src1, l1);
tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY);
gen_set_label(l1);
}
#endif
/* old op:
if (((src1 ^ T1 ^ -1) & (src1 ^ T0)) & (1 << 31))
env->psr |= PSR_OVF;
*/
static inline void gen_cc_V_add_icc(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp;
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_xor_tl(r_temp, src1, src2);
tcg_gen_xori_tl(r_temp, r_temp, -1);
tcg_gen_xor_tl(cpu_tmp0, src1, dst);
tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT);
tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
tcg_temp_free(r_temp);
tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32);
}
#ifdef TARGET_SPARC64
static inline void gen_cc_V_add_xcc(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp;
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_xor_tl(r_temp, src1, src2);
tcg_gen_xori_tl(r_temp, r_temp, -1);
tcg_gen_xor_tl(cpu_tmp0, src1, dst);
tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63));
tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT);
tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
tcg_temp_free(r_temp);
tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32);
}
#endif
static inline void gen_add_tv(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp, r_const;
int l1;
l1 = gen_new_label();
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_xor_tl(r_temp, src1, src2);
tcg_gen_xori_tl(r_temp, r_temp, -1);
tcg_gen_xor_tl(cpu_tmp0, src1, dst);
tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
r_const = tcg_const_i32(TT_TOVF);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
gen_set_label(l1);
tcg_temp_free(r_temp);
}
static inline void gen_cc_V_tag(TCGv src1, TCGv src2)
{
int l1;
l1 = gen_new_label();
tcg_gen_or_tl(cpu_tmp0, src1, src2);
tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3);
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF);
gen_set_label(l1);
}
static inline void gen_tag_tv(TCGv src1, TCGv src2)
{
int l1;
TCGv r_const;
l1 = gen_new_label();
tcg_gen_or_tl(cpu_tmp0, src1, src2);
tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3);
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
r_const = tcg_const_i32(TT_TOVF);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
gen_set_label(l1);
}
static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_addx_cc(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
gen_mov_reg_C(cpu_tmp0, cpu_psr);
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_tmp0);
gen_cc_clear_icc();
gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
#endif
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_dst, cpu_cc_src2);
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#ifdef TARGET_SPARC64
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_tadd_cc(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_V_tag(cpu_cc_src, cpu_cc_src2);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_tadd_ccTV(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
gen_tag_tv(cpu_cc_src, cpu_cc_src2);
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_add_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_add_xcc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_add_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
/* old op:
if (src1 < T1)
env->psr |= PSR_CARRY;
*/
static inline void gen_cc_C_sub_icc(TCGv src1, TCGv src2)
{
TCGv r_temp1, r_temp2;
int l1;
l1 = gen_new_label();
r_temp1 = tcg_temp_new(TCG_TYPE_TL);
r_temp2 = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_andi_tl(r_temp1, src1, 0xffffffffULL);
tcg_gen_andi_tl(r_temp2, src2, 0xffffffffULL);
tcg_gen_brcond_tl(TCG_COND_GEU, r_temp1, r_temp2, l1);
tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_CARRY);
gen_set_label(l1);
tcg_temp_free(r_temp1);
tcg_temp_free(r_temp2);
}
#ifdef TARGET_SPARC64
static inline void gen_cc_C_sub_xcc(TCGv src1, TCGv src2)
{
int l1;
l1 = gen_new_label();
tcg_gen_brcond_tl(TCG_COND_GEU, src1, src2, l1);
tcg_gen_ori_i32(cpu_xcc, cpu_xcc, PSR_CARRY);
gen_set_label(l1);
}
#endif
/* old op:
if (((src1 ^ T1) & (src1 ^ T0)) & (1 << 31))
env->psr |= PSR_OVF;
*/
static inline void gen_cc_V_sub_icc(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp;
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_xor_tl(r_temp, src1, src2);
tcg_gen_xor_tl(cpu_tmp0, src1, dst);
tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
tcg_gen_shri_tl(r_temp, r_temp, 31 - PSR_OVF_SHIFT);
tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
tcg_gen_or_i32(cpu_psr, cpu_psr, cpu_tmp32);
tcg_temp_free(r_temp);
}
#ifdef TARGET_SPARC64
static inline void gen_cc_V_sub_xcc(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp;
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_xor_tl(r_temp, src1, src2);
tcg_gen_xor_tl(cpu_tmp0, src1, dst);
tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 63));
tcg_gen_shri_tl(r_temp, r_temp, 63 - PSR_OVF_SHIFT);
tcg_gen_trunc_tl_i32(cpu_tmp32, r_temp);
tcg_gen_or_i32(cpu_xcc, cpu_xcc, cpu_tmp32);
tcg_temp_free(r_temp);
}
#endif
static inline void gen_sub_tv(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp, r_const;
int l1;
l1 = gen_new_label();
r_temp = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_xor_tl(r_temp, src1, src2);
tcg_gen_xor_tl(cpu_tmp0, src1, dst);
tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
tcg_gen_andi_tl(r_temp, r_temp, (1 << 31));
tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
r_const = tcg_const_i32(TT_TOVF);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
gen_set_label(l1);
tcg_temp_free(r_temp);
}
static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2);
gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2);
gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_subx_cc(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
gen_mov_reg_C(cpu_tmp0, cpu_psr);
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_tmp0);
gen_cc_clear_icc();
gen_cc_C_sub_icc(cpu_cc_dst, cpu_cc_src);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_C_sub_xcc(cpu_cc_dst, cpu_cc_src);
#endif
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_dst, cpu_cc_src2);
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_sub_icc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#ifdef TARGET_SPARC64
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_sub_xcc(cpu_cc_dst, cpu_cc_src);
gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_tsub_cc(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2);
gen_cc_V_sub_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_V_tag(cpu_cc_src, cpu_cc_src2);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2);
gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_tsub_ccTV(TCGv dst, TCGv src1, TCGv src2)
{
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
gen_tag_tv(cpu_cc_src, cpu_cc_src2);
tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_sub_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_C_sub_icc(cpu_cc_src, cpu_cc_src2);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_NZ_xcc(cpu_cc_dst);
gen_cc_C_sub_xcc(cpu_cc_src, cpu_cc_src2);
gen_cc_V_sub_xcc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
#endif
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp, r_temp2;
int l1;
l1 = gen_new_label();
r_temp = tcg_temp_new(TCG_TYPE_TL);
r_temp2 = tcg_temp_new(TCG_TYPE_I32);
/* old op:
if (!(env->y & 1))
T1 = 0;
*/
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_ld32u_tl(r_temp, cpu_env, offsetof(CPUSPARCState, y));
tcg_gen_trunc_tl_i32(r_temp2, r_temp);
tcg_gen_andi_i32(r_temp2, r_temp2, 0x1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
tcg_gen_brcondi_i32(TCG_COND_NE, r_temp2, 0, l1);
tcg_gen_movi_tl(cpu_cc_src2, 0);
gen_set_label(l1);
// b2 = T0 & 1;
// env->y = (b2 << 31) | (env->y >> 1);
tcg_gen_trunc_tl_i32(r_temp2, cpu_cc_src);
tcg_gen_andi_i32(r_temp2, r_temp2, 0x1);
tcg_gen_shli_i32(r_temp2, r_temp2, 31);
tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y));
tcg_gen_shri_i32(cpu_tmp32, cpu_tmp32, 1);
tcg_gen_or_i32(cpu_tmp32, cpu_tmp32, r_temp2);
tcg_temp_free(r_temp2);
tcg_gen_st_i32(cpu_tmp32, cpu_env, offsetof(CPUSPARCState, y));
// b1 = N ^ V;
gen_mov_reg_N(cpu_tmp0, cpu_psr);
gen_mov_reg_V(r_temp, cpu_psr);
tcg_gen_xor_tl(cpu_tmp0, cpu_tmp0, r_temp);
tcg_temp_free(r_temp);
// T0 = (b1 << 31) | (T0 >> 1);
// src1 = T0;
tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, 31);
tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1);
tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0);
/* do addition and update flags */
tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
gen_cc_V_add_icc(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
gen_cc_C_add_icc(cpu_cc_dst, cpu_cc_src);
tcg_gen_mov_tl(dst, cpu_cc_dst);
}
static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp, r_temp2;
r_temp = tcg_temp_new(TCG_TYPE_I64);
r_temp2 = tcg_temp_new(TCG_TYPE_I64);
tcg_gen_extu_tl_i64(r_temp, src2);
tcg_gen_extu_tl_i64(r_temp2, src1);
tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
tcg_gen_shri_i64(r_temp, r_temp2, 32);
tcg_gen_trunc_i64_i32(r_temp, r_temp);
tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y));
tcg_temp_free(r_temp);
#ifdef TARGET_SPARC64
tcg_gen_mov_i64(dst, r_temp2);
#else
tcg_gen_trunc_i64_tl(dst, r_temp2);
#endif
tcg_temp_free(r_temp2);
}
static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2)
{
TCGv r_temp, r_temp2;
r_temp = tcg_temp_new(TCG_TYPE_I64);
r_temp2 = tcg_temp_new(TCG_TYPE_I64);
tcg_gen_ext_tl_i64(r_temp, src2);
tcg_gen_ext_tl_i64(r_temp2, src1);
tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
tcg_gen_shri_i64(r_temp, r_temp2, 32);
tcg_gen_trunc_i64_i32(r_temp, r_temp);
tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y));
tcg_temp_free(r_temp);
#ifdef TARGET_SPARC64
tcg_gen_mov_i64(dst, r_temp2);
#else
tcg_gen_trunc_i64_tl(dst, r_temp2);
#endif
tcg_temp_free(r_temp2);
}
#ifdef TARGET_SPARC64
static inline void gen_trap_ifdivzero_tl(TCGv divisor)
{
TCGv r_const;
int l1;
l1 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_NE, divisor, 0, l1);
r_const = tcg_const_i32(TT_DIV_ZERO);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
gen_set_label(l1);
}
static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2)
{
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
tcg_gen_mov_tl(cpu_cc_src, src1);
tcg_gen_mov_tl(cpu_cc_src2, src2);
gen_trap_ifdivzero_tl(cpu_cc_src2);
tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src, INT64_MIN, l1);
tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src2, -1, l1);
tcg_gen_movi_i64(dst, INT64_MIN);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_div_i64(dst, cpu_cc_src, cpu_cc_src2);
gen_set_label(l2);
}
#endif
static inline void gen_op_div_cc(TCGv dst)
{
int l1;
tcg_gen_mov_tl(cpu_cc_dst, dst);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
l1 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_cc_src2, 0, l1);
tcg_gen_ori_i32(cpu_psr, cpu_psr, PSR_OVF);
gen_set_label(l1);
}
static inline void gen_op_logic_cc(TCGv dst)
{
tcg_gen_mov_tl(cpu_cc_dst, dst);
gen_cc_clear_icc();
gen_cc_NZ_icc(cpu_cc_dst);
#ifdef TARGET_SPARC64
gen_cc_clear_xcc();
gen_cc_NZ_xcc(cpu_cc_dst);
#endif
}
// 1
static inline void gen_op_eval_ba(TCGv dst)
{
tcg_gen_movi_tl(dst, 1);
}
// Z
static inline void gen_op_eval_be(TCGv dst, TCGv src)
{
gen_mov_reg_Z(dst, src);
}
// Z | (N ^ V)
static inline void gen_op_eval_ble(TCGv dst, TCGv src)
{
gen_mov_reg_N(cpu_tmp0, src);
gen_mov_reg_V(dst, src);
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
gen_mov_reg_Z(cpu_tmp0, src);
tcg_gen_or_tl(dst, dst, cpu_tmp0);
}
// N ^ V
static inline void gen_op_eval_bl(TCGv dst, TCGv src)
{
gen_mov_reg_V(cpu_tmp0, src);
gen_mov_reg_N(dst, src);
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
}
// C | Z
static inline void gen_op_eval_bleu(TCGv dst, TCGv src)
{
gen_mov_reg_Z(cpu_tmp0, src);
gen_mov_reg_C(dst, src);
tcg_gen_or_tl(dst, dst, cpu_tmp0);
}
// C
static inline void gen_op_eval_bcs(TCGv dst, TCGv src)
{
gen_mov_reg_C(dst, src);
}
// V
static inline void gen_op_eval_bvs(TCGv dst, TCGv src)
{
gen_mov_reg_V(dst, src);
}
// 0
static inline void gen_op_eval_bn(TCGv dst)
{
tcg_gen_movi_tl(dst, 0);
}
// N
static inline void gen_op_eval_bneg(TCGv dst, TCGv src)
{
gen_mov_reg_N(dst, src);
}
// !Z
static inline void gen_op_eval_bne(TCGv dst, TCGv src)
{
gen_mov_reg_Z(dst, src);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !(Z | (N ^ V))
static inline void gen_op_eval_bg(TCGv dst, TCGv src)
{
gen_mov_reg_N(cpu_tmp0, src);
gen_mov_reg_V(dst, src);
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
gen_mov_reg_Z(cpu_tmp0, src);
tcg_gen_or_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !(N ^ V)
static inline void gen_op_eval_bge(TCGv dst, TCGv src)
{
gen_mov_reg_V(cpu_tmp0, src);
gen_mov_reg_N(dst, src);
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !(C | Z)
static inline void gen_op_eval_bgu(TCGv dst, TCGv src)
{
gen_mov_reg_Z(cpu_tmp0, src);
gen_mov_reg_C(dst, src);
tcg_gen_or_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !C
static inline void gen_op_eval_bcc(TCGv dst, TCGv src)
{
gen_mov_reg_C(dst, src);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !N
static inline void gen_op_eval_bpos(TCGv dst, TCGv src)
{
gen_mov_reg_N(dst, src);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !V
static inline void gen_op_eval_bvc(TCGv dst, TCGv src)
{
gen_mov_reg_V(dst, src);
tcg_gen_xori_tl(dst, dst, 0x1);
}
/*
FPSR bit field FCC1 | FCC0:
0 =
1 <
2 >
3 unordered
*/
static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src,
unsigned int fcc_offset)
{
tcg_gen_extu_i32_tl(reg, src);
tcg_gen_shri_tl(reg, reg, FSR_FCC0_SHIFT + fcc_offset);
tcg_gen_andi_tl(reg, reg, 0x1);
}
static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src,
unsigned int fcc_offset)
{
tcg_gen_extu_i32_tl(reg, src);
tcg_gen_shri_tl(reg, reg, FSR_FCC1_SHIFT + fcc_offset);
tcg_gen_andi_tl(reg, reg, 0x1);
}
// !0: FCC0 | FCC1
static inline void gen_op_eval_fbne(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_or_tl(dst, dst, cpu_tmp0);
}
// 1 or 2: FCC0 ^ FCC1
static inline void gen_op_eval_fblg(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
}
// 1 or 3: FCC0
static inline void gen_op_eval_fbul(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
}
// 1: FCC0 & !FCC1
static inline void gen_op_eval_fbl(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
tcg_gen_and_tl(dst, dst, cpu_tmp0);
}
// 2 or 3: FCC1
static inline void gen_op_eval_fbug(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC1(dst, src, fcc_offset);
}
// 2: !FCC0 & FCC1
static inline void gen_op_eval_fbg(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
tcg_gen_xori_tl(dst, dst, 0x1);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_and_tl(dst, dst, cpu_tmp0);
}
// 3: FCC0 & FCC1
static inline void gen_op_eval_fbu(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_and_tl(dst, dst, cpu_tmp0);
}
// 0: !(FCC0 | FCC1)
static inline void gen_op_eval_fbe(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_or_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// 0 or 3: !(FCC0 ^ FCC1)
static inline void gen_op_eval_fbue(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_xor_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// 0 or 2: !FCC0
static inline void gen_op_eval_fbge(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !1: !(FCC0 & !FCC1)
static inline void gen_op_eval_fbuge(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
tcg_gen_and_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// 0 or 1: !FCC1
static inline void gen_op_eval_fble(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC1(dst, src, fcc_offset);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !2: !(!FCC0 & FCC1)
static inline void gen_op_eval_fbule(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
tcg_gen_xori_tl(dst, dst, 0x1);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_and_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
// !3: !(FCC0 & FCC1)
static inline void gen_op_eval_fbo(TCGv dst, TCGv src,
unsigned int fcc_offset)
{
gen_mov_reg_FCC0(dst, src, fcc_offset);
gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
tcg_gen_and_tl(dst, dst, cpu_tmp0);
tcg_gen_xori_tl(dst, dst, 0x1);
}
static inline void gen_branch2(DisasContext *dc, target_ulong pc1,
target_ulong pc2, TCGv r_cond)
{
int l1;
l1 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
gen_goto_tb(dc, 0, pc1, pc1 + 4);
gen_set_label(l1);
gen_goto_tb(dc, 1, pc2, pc2 + 4);
}
static inline void gen_branch_a(DisasContext *dc, target_ulong pc1,
target_ulong pc2, TCGv r_cond)
{
int l1;
l1 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
gen_goto_tb(dc, 0, pc2, pc1);
gen_set_label(l1);
gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8);
}
static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2,
TCGv r_cond)
{
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
tcg_gen_movi_tl(cpu_npc, npc1);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_npc, npc2);
gen_set_label(l2);
}
/* call this function before using the condition register as it may
have been set for a jump */
static inline void flush_cond(DisasContext *dc, TCGv cond)
{
if (dc->npc == JUMP_PC) {
gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
dc->npc = DYNAMIC_PC;
}
}
static inline void save_npc(DisasContext *dc, TCGv cond)
{
if (dc->npc == JUMP_PC) {
gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
dc->npc = DYNAMIC_PC;
} else if (dc->npc != DYNAMIC_PC) {
tcg_gen_movi_tl(cpu_npc, dc->npc);
}
}
static inline void save_state(DisasContext *dc, TCGv cond)
{
tcg_gen_movi_tl(cpu_pc, dc->pc);
save_npc(dc, cond);
}
static inline void gen_mov_pc_npc(DisasContext *dc, TCGv cond)
{
if (dc->npc == JUMP_PC) {
gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
tcg_gen_mov_tl(cpu_pc, cpu_npc);
dc->pc = DYNAMIC_PC;
} else if (dc->npc == DYNAMIC_PC) {
tcg_gen_mov_tl(cpu_pc, cpu_npc);
dc->pc = DYNAMIC_PC;
} else {
dc->pc = dc->npc;
}
}
static inline void gen_op_next_insn(void)
{
tcg_gen_mov_tl(cpu_pc, cpu_npc);
tcg_gen_addi_tl(cpu_npc, cpu_npc, 4);
}
static inline void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond)
{
TCGv r_src;
#ifdef TARGET_SPARC64
if (cc)
r_src = cpu_xcc;
else
r_src = cpu_psr;
#else
r_src = cpu_psr;
#endif
switch (cond) {
case 0x0:
gen_op_eval_bn(r_dst);
break;
case 0x1:
gen_op_eval_be(r_dst, r_src);
break;
case 0x2:
gen_op_eval_ble(r_dst, r_src);
break;
case 0x3:
gen_op_eval_bl(r_dst, r_src);
break;
case 0x4:
gen_op_eval_bleu(r_dst, r_src);
break;
case 0x5:
gen_op_eval_bcs(r_dst, r_src);
break;
case 0x6:
gen_op_eval_bneg(r_dst, r_src);
break;
case 0x7:
gen_op_eval_bvs(r_dst, r_src);
break;
case 0x8:
gen_op_eval_ba(r_dst);
break;
case 0x9:
gen_op_eval_bne(r_dst, r_src);
break;
case 0xa:
gen_op_eval_bg(r_dst, r_src);
break;
case 0xb:
gen_op_eval_bge(r_dst, r_src);
break;
case 0xc:
gen_op_eval_bgu(r_dst, r_src);
break;
case 0xd:
gen_op_eval_bcc(r_dst, r_src);
break;
case 0xe:
gen_op_eval_bpos(r_dst, r_src);
break;
case 0xf:
gen_op_eval_bvc(r_dst, r_src);
break;
}
}
static inline void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond)
{
unsigned int offset;
switch (cc) {
default:
case 0x0:
offset = 0;
break;
case 0x1:
offset = 32 - 10;
break;
case 0x2:
offset = 34 - 10;
break;
case 0x3:
offset = 36 - 10;
break;
}
switch (cond) {
case 0x0:
gen_op_eval_bn(r_dst);
break;
case 0x1:
gen_op_eval_fbne(r_dst, cpu_fsr, offset);
break;
case 0x2:
gen_op_eval_fblg(r_dst, cpu_fsr, offset);
break;
case 0x3:
gen_op_eval_fbul(r_dst, cpu_fsr, offset);
break;
case 0x4:
gen_op_eval_fbl(r_dst, cpu_fsr, offset);
break;
case 0x5:
gen_op_eval_fbug(r_dst, cpu_fsr, offset);
break;
case 0x6:
gen_op_eval_fbg(r_dst, cpu_fsr, offset);
break;
case 0x7:
gen_op_eval_fbu(r_dst, cpu_fsr, offset);
break;
case 0x8:
gen_op_eval_ba(r_dst);
break;
case 0x9:
gen_op_eval_fbe(r_dst, cpu_fsr, offset);
break;
case 0xa:
gen_op_eval_fbue(r_dst, cpu_fsr, offset);
break;
case 0xb:
gen_op_eval_fbge(r_dst, cpu_fsr, offset);
break;
case 0xc:
gen_op_eval_fbuge(r_dst, cpu_fsr, offset);
break;
case 0xd:
gen_op_eval_fble(r_dst, cpu_fsr, offset);
break;
case 0xe:
gen_op_eval_fbule(r_dst, cpu_fsr, offset);
break;
case 0xf:
gen_op_eval_fbo(r_dst, cpu_fsr, offset);
break;
}
}
#ifdef TARGET_SPARC64
// Inverted logic
static const int gen_tcg_cond_reg[8] = {
-1,
TCG_COND_NE,
TCG_COND_GT,
TCG_COND_GE,
-1,
TCG_COND_EQ,
TCG_COND_LE,
TCG_COND_LT,
};
static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src)
{
int l1;
l1 = gen_new_label();
tcg_gen_movi_tl(r_dst, 0);
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], r_src, 0, l1);
tcg_gen_movi_tl(r_dst, 1);
gen_set_label(l1);
}
#endif
/* XXX: potentially incorrect if dynamic npc */
static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
TCGv r_cond)
{
unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
target_ulong target = dc->pc + offset;
if (cond == 0x0) {
/* unconditional not taken */
if (a) {
dc->pc = dc->npc + 4;
dc->npc = dc->pc + 4;
} else {
dc->pc = dc->npc;
dc->npc = dc->pc + 4;
}
} else if (cond == 0x8) {
/* unconditional taken */
if (a) {
dc->pc = target;
dc->npc = dc->pc + 4;
} else {
dc->pc = dc->npc;
dc->npc = target;
}
} else {
flush_cond(dc, r_cond);
gen_cond(r_cond, cc, cond);
if (a) {
gen_branch_a(dc, target, dc->npc, r_cond);
dc->is_br = 1;
} else {
dc->pc = dc->npc;
dc->jump_pc[0] = target;
dc->jump_pc[1] = dc->npc + 4;
dc->npc = JUMP_PC;
}
}
}
/* XXX: potentially incorrect if dynamic npc */
static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
TCGv r_cond)
{
unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
target_ulong target = dc->pc + offset;
if (cond == 0x0) {
/* unconditional not taken */
if (a) {
dc->pc = dc->npc + 4;
dc->npc = dc->pc + 4;
} else {
dc->pc = dc->npc;
dc->npc = dc->pc + 4;
}
} else if (cond == 0x8) {
/* unconditional taken */
if (a) {
dc->pc = target;
dc->npc = dc->pc + 4;
} else {
dc->pc = dc->npc;
dc->npc = target;
}
} else {
flush_cond(dc, r_cond);
gen_fcond(r_cond, cc, cond);
if (a) {
gen_branch_a(dc, target, dc->npc, r_cond);
dc->is_br = 1;
} else {
dc->pc = dc->npc;
dc->jump_pc[0] = target;
dc->jump_pc[1] = dc->npc + 4;
dc->npc = JUMP_PC;
}
}
}
#ifdef TARGET_SPARC64
/* XXX: potentially incorrect if dynamic npc */
static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn,
TCGv r_cond, TCGv r_reg)
{
unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29));
target_ulong target = dc->pc + offset;
flush_cond(dc, r_cond);
gen_cond_reg(r_cond, cond, r_reg);
if (a) {
gen_branch_a(dc, target, dc->npc, r_cond);
dc->is_br = 1;
} else {
dc->pc = dc->npc;
dc->jump_pc[0] = target;
dc->jump_pc[1] = dc->npc + 4;
dc->npc = JUMP_PC;
}
}
static GenOpFunc * const gen_fcmps[4] = {
helper_fcmps,
helper_fcmps_fcc1,
helper_fcmps_fcc2,
helper_fcmps_fcc3,
};
static GenOpFunc * const gen_fcmpd[4] = {
helper_fcmpd,
helper_fcmpd_fcc1,
helper_fcmpd_fcc2,
helper_fcmpd_fcc3,
};
static GenOpFunc * const gen_fcmpq[4] = {
helper_fcmpq,
helper_fcmpq_fcc1,
helper_fcmpq_fcc2,
helper_fcmpq_fcc3,
};
static GenOpFunc * const gen_fcmpes[4] = {
helper_fcmpes,
helper_fcmpes_fcc1,
helper_fcmpes_fcc2,
helper_fcmpes_fcc3,
};
static GenOpFunc * const gen_fcmped[4] = {
helper_fcmped,
helper_fcmped_fcc1,
helper_fcmped_fcc2,
helper_fcmped_fcc3,
};
static GenOpFunc * const gen_fcmpeq[4] = {
helper_fcmpeq,
helper_fcmpeq_fcc1,
helper_fcmpeq_fcc2,
helper_fcmpeq_fcc3,
};
static inline void gen_op_fcmps(int fccno)
{
tcg_gen_helper_0_0(gen_fcmps[fccno]);
}
static inline void gen_op_fcmpd(int fccno)
{
tcg_gen_helper_0_0(gen_fcmpd[fccno]);
}
static inline void gen_op_fcmpq(int fccno)
{
tcg_gen_helper_0_0(gen_fcmpq[fccno]);
}
static inline void gen_op_fcmpes(int fccno)
{
tcg_gen_helper_0_0(gen_fcmpes[fccno]);
}
static inline void gen_op_fcmped(int fccno)
{
tcg_gen_helper_0_0(gen_fcmped[fccno]);
}
static inline void gen_op_fcmpeq(int fccno)
{
tcg_gen_helper_0_0(gen_fcmpeq[fccno]);
}
#else
static inline void gen_op_fcmps(int fccno)
{
tcg_gen_helper_0_0(helper_fcmps);
}
static inline void gen_op_fcmpd(int fccno)
{
tcg_gen_helper_0_0(helper_fcmpd);
}
static inline void gen_op_fcmpq(int fccno)
{
tcg_gen_helper_0_0(helper_fcmpq);
}
static inline void gen_op_fcmpes(int fccno)
{
tcg_gen_helper_0_0(helper_fcmpes);
}
static inline void gen_op_fcmped(int fccno)
{
tcg_gen_helper_0_0(helper_fcmped);
}
static inline void gen_op_fcmpeq(int fccno)
{
tcg_gen_helper_0_0(helper_fcmpeq);
}
#endif
static inline void gen_op_fpexception_im(int fsr_flags)
{
TCGv r_const;
tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~FSR_FTT_MASK);
tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags);
r_const = tcg_const_i32(TT_FP_EXCP);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
}
static int gen_trap_ifnofpu(DisasContext *dc, TCGv r_cond)
{
#if !defined(CONFIG_USER_ONLY)
if (!dc->fpu_enabled) {
TCGv r_const;
save_state(dc, r_cond);
r_const = tcg_const_i32(TT_NFPU_INSN);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
dc->is_br = 1;
return 1;
}
#endif
return 0;
}
static inline void gen_op_clear_ieee_excp_and_FTT(void)
{
tcg_gen_andi_tl(cpu_fsr, cpu_fsr, ~(FSR_FTT_MASK | FSR_CEXC_MASK));
}
static inline void gen_clear_float_exceptions(void)
{
tcg_gen_helper_0_0(helper_clear_float_exceptions);
}
/* asi moves */
#ifdef TARGET_SPARC64
static inline TCGv gen_get_asi(int insn, TCGv r_addr)
{
int asi, offset;
TCGv r_asi;
if (IS_IMM) {
r_asi = tcg_temp_new(TCG_TYPE_I32);
offset = GET_FIELD(insn, 25, 31);
tcg_gen_addi_tl(r_addr, r_addr, offset);
tcg_gen_ld_i32(r_asi, cpu_env, offsetof(CPUSPARCState, asi));
} else {
asi = GET_FIELD(insn, 19, 26);
r_asi = tcg_const_i32(asi);
}
return r_asi;
}
static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
int sign)
{
TCGv r_asi, r_size, r_sign;
r_asi = gen_get_asi(insn, addr);
r_size = tcg_const_i32(size);
r_sign = tcg_const_i32(sign);
tcg_gen_helper_1_4(helper_ld_asi, dst, addr, r_asi, r_size, r_sign);
tcg_temp_free(r_sign);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
}
static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
{
TCGv r_asi, r_size;
r_asi = gen_get_asi(insn, addr);
r_size = tcg_const_i32(size);
tcg_gen_helper_0_4(helper_st_asi, addr, src, r_asi, r_size);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
}
static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd)
{
TCGv r_asi, r_size, r_rd;
r_asi = gen_get_asi(insn, addr);
r_size = tcg_const_i32(size);
r_rd = tcg_const_i32(rd);
tcg_gen_helper_0_4(helper_ldf_asi, addr, r_asi, r_size, r_rd);
tcg_temp_free(r_rd);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
}
static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd)
{
TCGv r_asi, r_size, r_rd;
r_asi = gen_get_asi(insn, addr);
r_size = tcg_const_i32(size);
r_rd = tcg_const_i32(rd);
tcg_gen_helper_0_4(helper_stf_asi, addr, r_asi, r_size, r_rd);
tcg_temp_free(r_rd);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
}
static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
{
TCGv r_asi, r_size, r_sign;
r_asi = gen_get_asi(insn, addr);
r_size = tcg_const_i32(4);
r_sign = tcg_const_i32(0);
tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
tcg_temp_free(r_sign);
tcg_gen_helper_0_4(helper_st_asi, addr, dst, r_asi, r_size);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
}
static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn)
{
TCGv r_asi, r_size, r_sign;
r_asi = gen_get_asi(insn, addr);
r_size = tcg_const_i32(8);
r_sign = tcg_const_i32(0);
tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
tcg_temp_free(r_sign);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
tcg_gen_andi_i64(lo, cpu_tmp64, 0xffffffffULL);
tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
tcg_gen_andi_i64(hi, cpu_tmp64, 0xffffffffULL);
}
static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
{
TCGv r_temp, r_asi, r_size;
r_temp = tcg_temp_new(TCG_TYPE_TL);
gen_movl_reg_TN(rd + 1, r_temp);
tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi,
r_temp);
tcg_temp_free(r_temp);
r_asi = gen_get_asi(insn, addr);
r_size = tcg_const_i32(8);
tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
}
static inline void gen_cas_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
int rd)
{
TCGv r_val1, r_asi;
r_val1 = tcg_temp_new(TCG_TYPE_TL);
gen_movl_reg_TN(rd, r_val1);
r_asi = gen_get_asi(insn, addr);
tcg_gen_helper_1_4(helper_cas_asi, dst, addr, r_val1, val2, r_asi);
tcg_temp_free(r_asi);
tcg_temp_free(r_val1);
}
static inline void gen_casx_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
int rd)
{
TCGv r_asi;
gen_movl_reg_TN(rd, cpu_tmp64);
r_asi = gen_get_asi(insn, addr);
tcg_gen_helper_1_4(helper_casx_asi, dst, addr, cpu_tmp64, val2, r_asi);
tcg_temp_free(r_asi);
}
#elif !defined(CONFIG_USER_ONLY)
static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
int sign)
{
TCGv r_asi, r_size, r_sign;
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
r_size = tcg_const_i32(size);
r_sign = tcg_const_i32(sign);
tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
tcg_temp_free(r_sign);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
}
static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
{
TCGv r_asi, r_size;
tcg_gen_extu_tl_i64(cpu_tmp64, src);
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
r_size = tcg_const_i32(size);
tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
}
static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
{
TCGv r_asi, r_size, r_sign;
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
r_size = tcg_const_i32(4);
r_sign = tcg_const_i32(0);
tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
tcg_temp_free(r_sign);
tcg_gen_helper_0_4(helper_st_asi, addr, dst, r_asi, r_size);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
}
static inline void gen_ldda_asi(TCGv lo, TCGv hi, TCGv addr, int insn)
{
TCGv r_asi, r_size, r_sign;
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
r_size = tcg_const_i32(8);
r_sign = tcg_const_i32(0);
tcg_gen_helper_1_4(helper_ld_asi, cpu_tmp64, addr, r_asi, r_size, r_sign);
tcg_temp_free(r_sign);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
tcg_gen_trunc_i64_tl(lo, cpu_tmp64);
tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
tcg_gen_trunc_i64_tl(hi, cpu_tmp64);
}
static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
{
TCGv r_temp, r_asi, r_size;
r_temp = tcg_temp_new(TCG_TYPE_TL);
gen_movl_reg_TN(rd + 1, r_temp);
tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, hi, r_temp);
tcg_temp_free(r_temp);
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
r_size = tcg_const_i32(8);
tcg_gen_helper_0_4(helper_st_asi, addr, cpu_tmp64, r_asi, r_size);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
}
#endif
#if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn)
{
TCGv r_val, r_asi, r_size;
gen_ld_asi(dst, addr, insn, 1, 0);
r_val = tcg_const_i64(0xffULL);
r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
r_size = tcg_const_i32(1);
tcg_gen_helper_0_4(helper_st_asi, addr, r_val, r_asi, r_size);
tcg_temp_free(r_size);
tcg_temp_free(r_asi);
tcg_temp_free(r_val);
}
#endif
static inline TCGv get_src1(unsigned int insn, TCGv def)
{
TCGv r_rs1 = def;
unsigned int rs1;
rs1 = GET_FIELD(insn, 13, 17);
if (rs1 == 0)
r_rs1 = tcg_const_tl(0); // XXX how to free?
else if (rs1 < 8)
r_rs1 = cpu_gregs[rs1];
else
tcg_gen_ld_tl(def, cpu_regwptr, (rs1 - 8) * sizeof(target_ulong));
return r_rs1;
}
static inline TCGv get_src2(unsigned int insn, TCGv def)
{
TCGv r_rs2 = def;
unsigned int rs2;
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 19, 31);
r_rs2 = tcg_const_tl((int)rs2); // XXX how to free?
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
if (rs2 == 0)
r_rs2 = tcg_const_tl(0); // XXX how to free?
else if (rs2 < 8)
r_rs2 = cpu_gregs[rs2];
else
tcg_gen_ld_tl(def, cpu_regwptr, (rs2 - 8) * sizeof(target_ulong));
}
return r_rs2;
}
#define CHECK_IU_FEATURE(dc, FEATURE) \
if (!((dc)->features & CPU_FEATURE_ ## FEATURE)) \
goto illegal_insn;
#define CHECK_FPU_FEATURE(dc, FEATURE) \
if (!((dc)->features & CPU_FEATURE_ ## FEATURE)) \
goto nfpu_insn;
/* before an instruction, dc->pc must be static */
static void disas_sparc_insn(DisasContext * dc)
{
unsigned int insn, opc, rs1, rs2, rd;
if (unlikely(loglevel & CPU_LOG_TB_OP))
tcg_gen_debug_insn_start(dc->pc);
insn = ldl_code(dc->pc);
opc = GET_FIELD(insn, 0, 1);
rd = GET_FIELD(insn, 2, 6);
cpu_src1 = tcg_temp_new(TCG_TYPE_TL); // const
cpu_src2 = tcg_temp_new(TCG_TYPE_TL); // const
switch (opc) {
case 0: /* branches/sethi */
{
unsigned int xop = GET_FIELD(insn, 7, 9);
int32_t target;
switch (xop) {
#ifdef TARGET_SPARC64
case 0x1: /* V9 BPcc */
{
int cc;
target = GET_FIELD_SP(insn, 0, 18);
target = sign_extend(target, 18);
target <<= 2;
cc = GET_FIELD_SP(insn, 20, 21);
if (cc == 0)
do_branch(dc, target, insn, 0, cpu_cond);
else if (cc == 2)
do_branch(dc, target, insn, 1, cpu_cond);
else
goto illegal_insn;
goto jmp_insn;
}
case 0x3: /* V9 BPr */
{
target = GET_FIELD_SP(insn, 0, 13) |
(GET_FIELD_SP(insn, 20, 21) << 14);
target = sign_extend(target, 16);
target <<= 2;
cpu_src1 = get_src1(insn, cpu_src1);
do_branch_reg(dc, target, insn, cpu_cond, cpu_src1);
goto jmp_insn;
}
case 0x5: /* V9 FBPcc */
{
int cc = GET_FIELD_SP(insn, 20, 21);
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
target = GET_FIELD_SP(insn, 0, 18);
target = sign_extend(target, 19);
target <<= 2;
do_fbranch(dc, target, insn, cc, cpu_cond);
goto jmp_insn;
}
#else
case 0x7: /* CBN+x */
{
goto ncp_insn;
}
#endif
case 0x2: /* BN+x */
{
target = GET_FIELD(insn, 10, 31);
target = sign_extend(target, 22);
target <<= 2;
do_branch(dc, target, insn, 0, cpu_cond);
goto jmp_insn;
}
case 0x6: /* FBN+x */
{
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
target = GET_FIELD(insn, 10, 31);
target = sign_extend(target, 22);
target <<= 2;
do_fbranch(dc, target, insn, 0, cpu_cond);
goto jmp_insn;
}
case 0x4: /* SETHI */
if (rd) { // nop
uint32_t value = GET_FIELD(insn, 10, 31);
TCGv r_const;
r_const = tcg_const_tl(value << 10);
gen_movl_TN_reg(rd, r_const);
tcg_temp_free(r_const);
}
break;
case 0x0: /* UNIMPL */
default:
goto illegal_insn;
}
break;
}
break;
case 1:
/*CALL*/ {
target_long target = GET_FIELDs(insn, 2, 31) << 2;
TCGv r_const;
r_const = tcg_const_tl(dc->pc);
gen_movl_TN_reg(15, r_const);
tcg_temp_free(r_const);
target += dc->pc;
gen_mov_pc_npc(dc, cpu_cond);
dc->npc = target;
}
goto jmp_insn;
case 2: /* FPU & Logical Operations */
{
unsigned int xop = GET_FIELD(insn, 7, 12);
if (xop == 0x3a) { /* generate trap */
int cond;
cpu_src1 = get_src1(insn, cpu_src1);
if (IS_IMM) {
rs2 = GET_FIELD(insn, 25, 31);
tcg_gen_addi_tl(cpu_dst, cpu_src1, rs2);
} else {
rs2 = GET_FIELD(insn, 27, 31);
if (rs2 != 0) {
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
} else
tcg_gen_mov_tl(cpu_dst, cpu_src1);
}
cond = GET_FIELD(insn, 3, 6);
if (cond == 0x8) {
save_state(dc, cpu_cond);
tcg_gen_helper_0_1(helper_trap, cpu_dst);
} else if (cond != 0) {
TCGv r_cond = tcg_temp_new(TCG_TYPE_TL);
#ifdef TARGET_SPARC64
/* V9 icc/xcc */
int cc = GET_FIELD_SP(insn, 11, 12);
save_state(dc, cpu_cond);
if (cc == 0)
gen_cond(r_cond, 0, cond);
else if (cc == 2)
gen_cond(r_cond, 1, cond);
else
goto illegal_insn;
#else
save_state(dc, cpu_cond);
gen_cond(r_cond, 0, cond);
#endif
tcg_gen_helper_0_2(helper_trapcc, cpu_dst, r_cond);
tcg_temp_free(r_cond);
}
gen_op_next_insn();
tcg_gen_exit_tb(0);
dc->is_br = 1;
goto jmp_insn;
} else if (xop == 0x28) {
rs1 = GET_FIELD(insn, 13, 17);
switch(rs1) {
case 0: /* rdy */
#ifndef TARGET_SPARC64
case 0x01 ... 0x0e: /* undefined in the SPARCv8
manual, rdy on the microSPARC
II */
case 0x0f: /* stbar in the SPARCv8 manual,
rdy on the microSPARC II */
case 0x10 ... 0x1f: /* implementation-dependent in the
SPARCv8 manual, rdy on the
microSPARC II */
#endif
tcg_gen_ld_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, y));
gen_movl_TN_reg(rd, cpu_tmp0);
break;
#ifdef TARGET_SPARC64
case 0x2: /* V9 rdccr */
tcg_gen_helper_1_0(helper_rdccr, cpu_dst);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x3: /* V9 rdasi */
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, asi));
tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x4: /* V9 rdtick */
{
TCGv r_tickptr;
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, tick));
tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst,
r_tickptr);
tcg_temp_free(r_tickptr);
gen_movl_TN_reg(rd, cpu_dst);
}
break;
case 0x5: /* V9 rdpc */
{
TCGv r_const;
r_const = tcg_const_tl(dc->pc);
gen_movl_TN_reg(rd, r_const);
tcg_temp_free(r_const);
}
break;
case 0x6: /* V9 rdfprs */
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, fprs));
tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0xf: /* V9 membar */
break; /* no effect */
case 0x13: /* Graphics Status */
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
tcg_gen_ld_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, gsr));
gen_movl_TN_reg(rd, cpu_tmp0);
break;
case 0x17: /* Tick compare */
tcg_gen_ld_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, tick_cmpr));
gen_movl_TN_reg(rd, cpu_tmp0);
break;
case 0x18: /* System tick */
{
TCGv r_tickptr;
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, stick));
tcg_gen_helper_1_1(helper_tick_get_count, cpu_dst,
r_tickptr);
tcg_temp_free(r_tickptr);
gen_movl_TN_reg(rd, cpu_dst);
}
break;
case 0x19: /* System tick compare */
tcg_gen_ld_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, stick_cmpr));
gen_movl_TN_reg(rd, cpu_tmp0);
break;
case 0x10: /* Performance Control */
case 0x11: /* Performance Instrumentation Counter */
case 0x12: /* Dispatch Control */
case 0x14: /* Softint set, WO */
case 0x15: /* Softint clear, WO */
case 0x16: /* Softint write */
#endif
default:
goto illegal_insn;
}
#if !defined(CONFIG_USER_ONLY)
} else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */
#ifndef TARGET_SPARC64
if (!supervisor(dc))
goto priv_insn;
tcg_gen_helper_1_0(helper_rdpsr, cpu_dst);
#else
if (!hypervisor(dc))
goto priv_insn;
rs1 = GET_FIELD(insn, 13, 17);
switch (rs1) {
case 0: // hpstate
// gen_op_rdhpstate();
break;
case 1: // htstate
// gen_op_rdhtstate();
break;
case 3: // hintp
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, hintp));
tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
break;
case 5: // htba
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, htba));
tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
break;
case 6: // hver
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, hver));
tcg_gen_ext_i32_tl(cpu_dst, cpu_tmp32);
break;
case 31: // hstick_cmpr
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, hstick_cmpr));
break;
default:
goto illegal_insn;
}
#endif
gen_movl_TN_reg(rd, cpu_dst);
break;
} else if (xop == 0x2a) { /* rdwim / V9 rdpr */
if (!supervisor(dc))
goto priv_insn;
#ifdef TARGET_SPARC64
rs1 = GET_FIELD(insn, 13, 17);
switch (rs1) {
case 0: // tpc
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tpc));
tcg_temp_free(r_tsptr);
}
break;
case 1: // tnpc
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tnpc));
tcg_temp_free(r_tsptr);
}
break;
case 2: // tstate
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tstate));
tcg_temp_free(r_tsptr);
}
break;
case 3: // tt
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_ld_i32(cpu_tmp0, r_tsptr,
offsetof(trap_state, tt));
tcg_temp_free(r_tsptr);
}
break;
case 4: // tick
{
TCGv r_tickptr;
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, tick));
tcg_gen_helper_1_1(helper_tick_get_count, cpu_tmp0,
r_tickptr);
gen_movl_TN_reg(rd, cpu_tmp0);
tcg_temp_free(r_tickptr);
}
break;
case 5: // tba
tcg_gen_ld_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, tbr));
break;
case 6: // pstate
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, pstate));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 7: // tl
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, tl));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 8: // pil
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, psrpil));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 9: // cwp
tcg_gen_helper_1_0(helper_rdcwp, cpu_tmp0);
break;
case 10: // cansave
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, cansave));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 11: // canrestore
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, canrestore));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 12: // cleanwin
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, cleanwin));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 13: // otherwin
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, otherwin));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 14: // wstate
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, wstate));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 16: // UA2005 gl
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, gl));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 26: // UA2005 strand status
if (!hypervisor(dc))
goto priv_insn;
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, ssr));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
break;
case 31: // ver
tcg_gen_ld_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, version));
break;
case 15: // fq
default:
goto illegal_insn;
}
#else
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, wim));
tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
#endif
gen_movl_TN_reg(rd, cpu_tmp0);
break;
} else if (xop == 0x2b) { /* rdtbr / V9 flushw */
#ifdef TARGET_SPARC64
save_state(dc, cpu_cond);
tcg_gen_helper_0_0(helper_flushw);
#else
if (!supervisor(dc))
goto priv_insn;
tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUSPARCState, tbr));
gen_movl_TN_reg(rd, cpu_tmp0);
#endif
break;
#endif
} else if (xop == 0x34) { /* FPU Operations */
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
gen_op_clear_ieee_excp_and_FTT();
rs1 = GET_FIELD(insn, 13, 17);
rs2 = GET_FIELD(insn, 27, 31);
xop = GET_FIELD(insn, 18, 26);
switch (xop) {
case 0x1: /* fmovs */
gen_op_load_fpr_FT0(rs2);
gen_op_store_FT0_fpr(rd);
break;
case 0x5: /* fnegs */
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fnegs);
gen_op_store_FT0_fpr(rd);
break;
case 0x9: /* fabss */
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fabss);
gen_op_store_FT0_fpr(rd);
break;
case 0x29: /* fsqrts */
CHECK_FPU_FEATURE(dc, FSQRT);
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fsqrts);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0x2a: /* fsqrtd */
CHECK_FPU_FEATURE(dc, FSQRT);
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fsqrtd);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x2b: /* fsqrtq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fsqrtq);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x41:
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fadds);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0x42:
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_faddd);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x43: /* faddq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT0(QFPREG(rs1));
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_faddq);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x45:
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fsubs);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0x46:
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fsubd);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x47: /* fsubq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT0(QFPREG(rs1));
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fsubq);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x49: /* fmuls */
CHECK_FPU_FEATURE(dc, FMUL);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fmuls);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0x4a: /* fmuld */
CHECK_FPU_FEATURE(dc, FMUL);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fmuld);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x4b: /* fmulq */
CHECK_FPU_FEATURE(dc, FLOAT128);
CHECK_FPU_FEATURE(dc, FMUL);
gen_op_load_fpr_QT0(QFPREG(rs1));
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fmulq);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x4d:
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fdivs);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0x4e:
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fdivd);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x4f: /* fdivq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT0(QFPREG(rs1));
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fdivq);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x69:
CHECK_FPU_FEATURE(dc, FSMULD);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fsmuld);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x6e: /* fdmulq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fdmulq);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0xc4:
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fitos);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0xc6:
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fdtos);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0xc7: /* fqtos */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fqtos);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0xc8:
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fitod);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0xc9:
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fstod);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0xcb: /* fqtod */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fqtod);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0xcc: /* fitoq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fitoq);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0xcd: /* fstoq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fstoq);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0xce: /* fdtoq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fdtoq);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0xd1:
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fstoi);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0xd2:
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fdtoi);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0xd3: /* fqtoi */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fqtoi);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
#ifdef TARGET_SPARC64
case 0x2: /* V9 fmovd */
gen_op_load_fpr_DT0(DFPREG(rs2));
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x3: /* V9 fmovq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT0(QFPREG(rs2));
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x6: /* V9 fnegd */
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fnegd);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x7: /* V9 fnegq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT1(QFPREG(rs2));
tcg_gen_helper_0_0(helper_fnegq);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0xa: /* V9 fabsd */
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fabsd);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0xb: /* V9 fabsq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT1(QFPREG(rs2));
tcg_gen_helper_0_0(helper_fabsq);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
case 0x81: /* V9 fstox */
gen_op_load_fpr_FT1(rs2);
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fstox);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x82: /* V9 fdtox */
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fdtox);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x83: /* V9 fqtox */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fqtox);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x84: /* V9 fxtos */
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fxtos);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_FT0_fpr(rd);
break;
case 0x88: /* V9 fxtod */
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fxtod);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x8c: /* V9 fxtoq */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_clear_float_exceptions();
tcg_gen_helper_0_0(helper_fxtoq);
tcg_gen_helper_0_0(helper_check_ieee_exceptions);
gen_op_store_QT0_fpr(QFPREG(rd));
break;
#endif
default:
goto illegal_insn;
}
} else if (xop == 0x35) { /* FPU Operations */
#ifdef TARGET_SPARC64
int cond;
#endif
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
gen_op_clear_ieee_excp_and_FTT();
rs1 = GET_FIELD(insn, 13, 17);
rs2 = GET_FIELD(insn, 27, 31);
xop = GET_FIELD(insn, 18, 26);
#ifdef TARGET_SPARC64
if ((xop & 0x11f) == 0x005) { // V9 fmovsr
int l1;
l1 = gen_new_label();
cond = GET_FIELD_SP(insn, 14, 17);
cpu_src1 = get_src1(insn, cpu_src1);
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
0, l1);
gen_op_load_fpr_FT0(rs2);
gen_op_store_FT0_fpr(rd);
gen_set_label(l1);
break;
} else if ((xop & 0x11f) == 0x006) { // V9 fmovdr
int l1;
l1 = gen_new_label();
cond = GET_FIELD_SP(insn, 14, 17);
cpu_src1 = get_src1(insn, cpu_src1);
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
0, l1);
gen_op_load_fpr_DT0(DFPREG(rs2));
gen_op_store_DT0_fpr(DFPREG(rd));
gen_set_label(l1);
break;
} else if ((xop & 0x11f) == 0x007) { // V9 fmovqr
int l1;
CHECK_FPU_FEATURE(dc, FLOAT128);
l1 = gen_new_label();
cond = GET_FIELD_SP(insn, 14, 17);
cpu_src1 = get_src1(insn, cpu_src1);
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
0, l1);
gen_op_load_fpr_QT0(QFPREG(rs2));
gen_op_store_QT0_fpr(QFPREG(rd));
gen_set_label(l1);
break;
}
#endif
switch (xop) {
#ifdef TARGET_SPARC64
#define FMOVCC(size_FDQ, fcc) \
{ \
TCGv r_cond; \
int l1; \
\
l1 = gen_new_label(); \
r_cond = tcg_temp_new(TCG_TYPE_TL); \
cond = GET_FIELD_SP(insn, 14, 17); \
gen_fcond(r_cond, fcc, cond); \
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
0, l1); \
glue(glue(gen_op_load_fpr_, size_FDQ), T0) \
(glue(size_FDQ, FPREG(rs2))); \
glue(glue(gen_op_store_, size_FDQ), T0_fpr) \
(glue(size_FDQ, FPREG(rd))); \
gen_set_label(l1); \
tcg_temp_free(r_cond); \
}
case 0x001: /* V9 fmovscc %fcc0 */
FMOVCC(F, 0);
break;
case 0x002: /* V9 fmovdcc %fcc0 */
FMOVCC(D, 0);
break;
case 0x003: /* V9 fmovqcc %fcc0 */
CHECK_FPU_FEATURE(dc, FLOAT128);
FMOVCC(Q, 0);
break;
case 0x041: /* V9 fmovscc %fcc1 */
FMOVCC(F, 1);
break;
case 0x042: /* V9 fmovdcc %fcc1 */
FMOVCC(D, 1);
break;
case 0x043: /* V9 fmovqcc %fcc1 */
CHECK_FPU_FEATURE(dc, FLOAT128);
FMOVCC(Q, 1);
break;
case 0x081: /* V9 fmovscc %fcc2 */
FMOVCC(F, 2);
break;
case 0x082: /* V9 fmovdcc %fcc2 */
FMOVCC(D, 2);
break;
case 0x083: /* V9 fmovqcc %fcc2 */
CHECK_FPU_FEATURE(dc, FLOAT128);
FMOVCC(Q, 2);
break;
case 0x0c1: /* V9 fmovscc %fcc3 */
FMOVCC(F, 3);
break;
case 0x0c2: /* V9 fmovdcc %fcc3 */
FMOVCC(D, 3);
break;
case 0x0c3: /* V9 fmovqcc %fcc3 */
CHECK_FPU_FEATURE(dc, FLOAT128);
FMOVCC(Q, 3);
break;
#undef FMOVCC
#define FMOVCC(size_FDQ, icc) \
{ \
TCGv r_cond; \
int l1; \
\
l1 = gen_new_label(); \
r_cond = tcg_temp_new(TCG_TYPE_TL); \
cond = GET_FIELD_SP(insn, 14, 17); \
gen_cond(r_cond, icc, cond); \
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
0, l1); \
glue(glue(gen_op_load_fpr_, size_FDQ), T0) \
(glue(size_FDQ, FPREG(rs2))); \
glue(glue(gen_op_store_, size_FDQ), T0_fpr) \
(glue(size_FDQ, FPREG(rd))); \
gen_set_label(l1); \
tcg_temp_free(r_cond); \
}
case 0x101: /* V9 fmovscc %icc */
FMOVCC(F, 0);
break;
case 0x102: /* V9 fmovdcc %icc */
FMOVCC(D, 0);
case 0x103: /* V9 fmovqcc %icc */
CHECK_FPU_FEATURE(dc, FLOAT128);
FMOVCC(Q, 0);
break;
case 0x181: /* V9 fmovscc %xcc */
FMOVCC(F, 1);
break;
case 0x182: /* V9 fmovdcc %xcc */
FMOVCC(D, 1);
break;
case 0x183: /* V9 fmovqcc %xcc */
CHECK_FPU_FEATURE(dc, FLOAT128);
FMOVCC(Q, 1);
break;
#undef FMOVCC
#endif
case 0x51: /* fcmps, V9 %fcc */
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
gen_op_fcmps(rd & 3);
break;
case 0x52: /* fcmpd, V9 %fcc */
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_op_fcmpd(rd & 3);
break;
case 0x53: /* fcmpq, V9 %fcc */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT0(QFPREG(rs1));
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_op_fcmpq(rd & 3);
break;
case 0x55: /* fcmpes, V9 %fcc */
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
gen_op_fcmpes(rd & 3);
break;
case 0x56: /* fcmped, V9 %fcc */
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
gen_op_fcmped(rd & 3);
break;
case 0x57: /* fcmpeq, V9 %fcc */
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT0(QFPREG(rs1));
gen_op_load_fpr_QT1(QFPREG(rs2));
gen_op_fcmpeq(rd & 3);
break;
default:
goto illegal_insn;
}
} else if (xop == 0x2) {
// clr/mov shortcut
rs1 = GET_FIELD(insn, 13, 17);
if (rs1 == 0) {
// or %g0, x, y -> mov T0, x; mov y, T0
if (IS_IMM) { /* immediate */
TCGv r_const;
rs2 = GET_FIELDs(insn, 19, 31);
r_const = tcg_const_tl((int)rs2);
gen_movl_TN_reg(rd, r_const);
tcg_temp_free(r_const);
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
gen_movl_reg_TN(rs2, cpu_dst);
gen_movl_TN_reg(rd, cpu_dst);
}
} else {
cpu_src1 = get_src1(insn, cpu_src1);
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 19, 31);
tcg_gen_ori_tl(cpu_dst, cpu_src1, (int)rs2);
gen_movl_TN_reg(rd, cpu_dst);
} else { /* register */
// or x, %g0, y -> mov T1, x; mov y, T1
rs2 = GET_FIELD(insn, 27, 31);
if (rs2 != 0) {
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
} else
gen_movl_TN_reg(rd, cpu_src1);
}
}
#ifdef TARGET_SPARC64
} else if (xop == 0x25) { /* sll, V9 sllx */
cpu_src1 = get_src1(insn, cpu_src1);
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 20, 31);
if (insn & (1 << 12)) {
tcg_gen_shli_i64(cpu_dst, cpu_src1, rs2 & 0x3f);
} else {
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
tcg_gen_shli_i64(cpu_dst, cpu_dst, rs2 & 0x1f);
}
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
gen_movl_reg_TN(rs2, cpu_src2);
if (insn & (1 << 12)) {
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0);
} else {
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
tcg_gen_shl_i64(cpu_dst, cpu_dst, cpu_tmp0);
}
}
gen_movl_TN_reg(rd, cpu_dst);
} else if (xop == 0x26) { /* srl, V9 srlx */
cpu_src1 = get_src1(insn, cpu_src1);
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 20, 31);
if (insn & (1 << 12)) {
tcg_gen_shri_i64(cpu_dst, cpu_src1, rs2 & 0x3f);
} else {
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
tcg_gen_shri_i64(cpu_dst, cpu_dst, rs2 & 0x1f);
}
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
gen_movl_reg_TN(rs2, cpu_src2);
if (insn & (1 << 12)) {
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0);
} else {
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0);
}
}
gen_movl_TN_reg(rd, cpu_dst);
} else if (xop == 0x27) { /* sra, V9 srax */
cpu_src1 = get_src1(insn, cpu_src1);
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 20, 31);
if (insn & (1 << 12)) {
tcg_gen_sari_i64(cpu_dst, cpu_src1, rs2 & 0x3f);
} else {
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
tcg_gen_ext_i32_i64(cpu_dst, cpu_dst);
tcg_gen_sari_i64(cpu_dst, cpu_dst, rs2 & 0x1f);
}
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
gen_movl_reg_TN(rs2, cpu_src2);
if (insn & (1 << 12)) {
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0);
} else {
tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0);
}
}
gen_movl_TN_reg(rd, cpu_dst);
#endif
} else if (xop < 0x36) {
cpu_src1 = get_src1(insn, cpu_src1);
cpu_src2 = get_src2(insn, cpu_src2);
if (xop < 0x20) {
switch (xop & ~0x10) {
case 0x0:
if (xop & 0x10)
gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2);
else
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
break;
case 0x1:
tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0x2:
tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0x3:
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0x4:
if (xop & 0x10)
gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2);
else
tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2);
break;
case 0x5:
tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1);
tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_tmp0);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0x6:
tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1);
tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_tmp0);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0x7:
tcg_gen_xori_tl(cpu_tmp0, cpu_src2, -1);
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_tmp0);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0x8:
if (xop & 0x10)
gen_op_addx_cc(cpu_dst, cpu_src1, cpu_src2);
else {
gen_mov_reg_C(cpu_tmp0, cpu_psr);
tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0);
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_tmp0);
}
break;
#ifdef TARGET_SPARC64
case 0x9: /* V9 mulx */
tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2);
break;
#endif
case 0xa:
CHECK_IU_FEATURE(dc, MUL);
gen_op_umul(cpu_dst, cpu_src1, cpu_src2);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0xb:
CHECK_IU_FEATURE(dc, MUL);
gen_op_smul(cpu_dst, cpu_src1, cpu_src2);
if (xop & 0x10)
gen_op_logic_cc(cpu_dst);
break;
case 0xc:
if (xop & 0x10)
gen_op_subx_cc(cpu_dst, cpu_src1, cpu_src2);
else {
gen_mov_reg_C(cpu_tmp0, cpu_psr);
tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0);
tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_tmp0);
}
break;
#ifdef TARGET_SPARC64
case 0xd: /* V9 udivx */
tcg_gen_mov_tl(cpu_cc_src, cpu_src1);
tcg_gen_mov_tl(cpu_cc_src2, cpu_src2);
gen_trap_ifdivzero_tl(cpu_cc_src2);
tcg_gen_divu_i64(cpu_dst, cpu_cc_src, cpu_cc_src2);
break;
#endif
case 0xe:
CHECK_IU_FEATURE(dc, DIV);
tcg_gen_helper_1_2(helper_udiv, cpu_dst, cpu_src1,
cpu_src2);
if (xop & 0x10)
gen_op_div_cc(cpu_dst);
break;
case 0xf:
CHECK_IU_FEATURE(dc, DIV);
tcg_gen_helper_1_2(helper_sdiv, cpu_dst, cpu_src1,
cpu_src2);
if (xop & 0x10)
gen_op_div_cc(cpu_dst);
break;
default:
goto illegal_insn;
}
gen_movl_TN_reg(rd, cpu_dst);
} else {
switch (xop) {
case 0x20: /* taddcc */
gen_op_tadd_cc(cpu_dst, cpu_src1, cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x21: /* tsubcc */
gen_op_tsub_cc(cpu_dst, cpu_src1, cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x22: /* taddcctv */
save_state(dc, cpu_cond);
gen_op_tadd_ccTV(cpu_dst, cpu_src1, cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x23: /* tsubcctv */
save_state(dc, cpu_cond);
gen_op_tsub_ccTV(cpu_dst, cpu_src1, cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x24: /* mulscc */
gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
#ifndef TARGET_SPARC64
case 0x25: /* sll */
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 20, 31);
tcg_gen_shli_tl(cpu_dst, cpu_src1, rs2 & 0x1f);
} else { /* register */
tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0);
}
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x26: /* srl */
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 20, 31);
tcg_gen_shri_tl(cpu_dst, cpu_src1, rs2 & 0x1f);
} else { /* register */
tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0);
}
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x27: /* sra */
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 20, 31);
tcg_gen_sari_tl(cpu_dst, cpu_src1, rs2 & 0x1f);
} else { /* register */
tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0);
}
gen_movl_TN_reg(rd, cpu_dst);
break;
#endif
case 0x30:
{
switch(rd) {
case 0: /* wry */
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
tcg_gen_st_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, y));
break;
#ifndef TARGET_SPARC64
case 0x01 ... 0x0f: /* undefined in the
SPARCv8 manual, nop
on the microSPARC
II */
case 0x10 ... 0x1f: /* implementation-dependent
in the SPARCv8
manual, nop on the
microSPARC II */
break;
#else
case 0x2: /* V9 wrccr */
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
tcg_gen_helper_0_1(helper_wrccr, cpu_dst);
break;
case 0x3: /* V9 wrasi */
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, asi));
break;
case 0x6: /* V9 wrfprs */
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, fprs));
save_state(dc, cpu_cond);
gen_op_next_insn();
tcg_gen_exit_tb(0);
dc->is_br = 1;
break;
case 0xf: /* V9 sir, nop if user */
#if !defined(CONFIG_USER_ONLY)
if (supervisor(dc))
; // XXX
#endif
break;
case 0x13: /* Graphics Status */
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
tcg_gen_st_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, gsr));
break;
case 0x17: /* Tick compare */
#if !defined(CONFIG_USER_ONLY)
if (!supervisor(dc))
goto illegal_insn;
#endif
{
TCGv r_tickptr;
tcg_gen_xor_tl(cpu_tmp0, cpu_src1,
cpu_src2);
tcg_gen_st_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState,
tick_cmpr));
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, tick));
tcg_gen_helper_0_2(helper_tick_set_limit,
r_tickptr, cpu_tmp0);
tcg_temp_free(r_tickptr);
}
break;
case 0x18: /* System tick */
#if !defined(CONFIG_USER_ONLY)
if (!supervisor(dc))
goto illegal_insn;
#endif
{
TCGv r_tickptr;
tcg_gen_xor_tl(cpu_dst, cpu_src1,
cpu_src2);
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, stick));
tcg_gen_helper_0_2(helper_tick_set_count,
r_tickptr, cpu_dst);
tcg_temp_free(r_tickptr);
}
break;
case 0x19: /* System tick compare */
#if !defined(CONFIG_USER_ONLY)
if (!supervisor(dc))
goto illegal_insn;
#endif
{
TCGv r_tickptr;
tcg_gen_xor_tl(cpu_tmp0, cpu_src1,
cpu_src2);
tcg_gen_st_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState,
stick_cmpr));
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, stick));
tcg_gen_helper_0_2(helper_tick_set_limit,
r_tickptr, cpu_tmp0);
tcg_temp_free(r_tickptr);
}
break;
case 0x10: /* Performance Control */
case 0x11: /* Performance Instrumentation
Counter */
case 0x12: /* Dispatch Control */
case 0x14: /* Softint set */
case 0x15: /* Softint clear */
case 0x16: /* Softint write */
#endif
default:
goto illegal_insn;
}
}
break;
#if !defined(CONFIG_USER_ONLY)
case 0x31: /* wrpsr, V9 saved, restored */
{
if (!supervisor(dc))
goto priv_insn;
#ifdef TARGET_SPARC64
switch (rd) {
case 0:
tcg_gen_helper_0_0(helper_saved);
break;
case 1:
tcg_gen_helper_0_0(helper_restored);
break;
case 2: /* UA2005 allclean */
case 3: /* UA2005 otherw */
case 4: /* UA2005 normalw */
case 5: /* UA2005 invalw */
// XXX
default:
goto illegal_insn;
}
#else
tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
tcg_gen_helper_0_1(helper_wrpsr, cpu_dst);
save_state(dc, cpu_cond);
gen_op_next_insn();
tcg_gen_exit_tb(0);
dc->is_br = 1;
#endif
}
break;
case 0x32: /* wrwim, V9 wrpr */
{
if (!supervisor(dc))
goto priv_insn;
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
#ifdef TARGET_SPARC64
switch (rd) {
case 0: // tpc
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tpc));
tcg_temp_free(r_tsptr);
}
break;
case 1: // tnpc
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state, tnpc));
tcg_temp_free(r_tsptr);
}
break;
case 2: // tstate
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_st_tl(cpu_tmp0, r_tsptr,
offsetof(trap_state,
tstate));
tcg_temp_free(r_tsptr);
}
break;
case 3: // tt
{
TCGv r_tsptr;
r_tsptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tsptr, cpu_env,
offsetof(CPUState, tsptr));
tcg_gen_st_i32(cpu_tmp0, r_tsptr,
offsetof(trap_state, tt));
tcg_temp_free(r_tsptr);
}
break;
case 4: // tick
{
TCGv r_tickptr;
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, tick));
tcg_gen_helper_0_2(helper_tick_set_count,
r_tickptr, cpu_tmp0);
tcg_temp_free(r_tickptr);
}
break;
case 5: // tba
tcg_gen_st_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, tbr));
break;
case 6: // pstate
save_state(dc, cpu_cond);
tcg_gen_helper_0_1(helper_wrpstate, cpu_tmp0);
gen_op_next_insn();
tcg_gen_exit_tb(0);
dc->is_br = 1;
break;
case 7: // tl
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, tl));
break;
case 8: // pil
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState,
psrpil));
break;
case 9: // cwp
tcg_gen_helper_0_1(helper_wrcwp, cpu_tmp0);
break;
case 10: // cansave
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState,
cansave));
break;
case 11: // canrestore
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState,
canrestore));
break;
case 12: // cleanwin
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState,
cleanwin));
break;
case 13: // otherwin
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState,
otherwin));
break;
case 14: // wstate
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState,
wstate));
break;
case 16: // UA2005 gl
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, gl));
break;
case 26: // UA2005 strand status
if (!hypervisor(dc))
goto priv_insn;
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, ssr));
break;
default:
goto illegal_insn;
}
#else
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, wim));
#endif
}
break;
case 0x33: /* wrtbr, UA2005 wrhpr */
{
#ifndef TARGET_SPARC64
if (!supervisor(dc))
goto priv_insn;
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
tcg_gen_st_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState, tbr));
#else
if (!hypervisor(dc))
goto priv_insn;
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
switch (rd) {
case 0: // hpstate
// XXX gen_op_wrhpstate();
save_state(dc, cpu_cond);
gen_op_next_insn();
tcg_gen_exit_tb(0);
dc->is_br = 1;
break;
case 1: // htstate
// XXX gen_op_wrhtstate();
break;
case 3: // hintp
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, hintp));
break;
case 5: // htba
tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUSPARCState, htba));
break;
case 31: // hstick_cmpr
{
TCGv r_tickptr;
tcg_gen_st_tl(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState,
hstick_cmpr));
r_tickptr = tcg_temp_new(TCG_TYPE_PTR);
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUState, hstick));
tcg_gen_helper_0_2(helper_tick_set_limit,
r_tickptr, cpu_tmp0);
tcg_temp_free(r_tickptr);
}
break;
case 6: // hver readonly
default:
goto illegal_insn;
}
#endif
}
break;
#endif
#ifdef TARGET_SPARC64
case 0x2c: /* V9 movcc */
{
int cc = GET_FIELD_SP(insn, 11, 12);
int cond = GET_FIELD_SP(insn, 14, 17);
TCGv r_cond;
int l1;
r_cond = tcg_temp_new(TCG_TYPE_TL);
if (insn & (1 << 18)) {
if (cc == 0)
gen_cond(r_cond, 0, cond);
else if (cc == 2)
gen_cond(r_cond, 1, cond);
else
goto illegal_insn;
} else {
gen_fcond(r_cond, cc, cond);
}
l1 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
if (IS_IMM) { /* immediate */
TCGv r_const;
rs2 = GET_FIELD_SPs(insn, 0, 10);
r_const = tcg_const_tl((int)rs2);
gen_movl_TN_reg(rd, r_const);
tcg_temp_free(r_const);
} else {
rs2 = GET_FIELD_SP(insn, 0, 4);
gen_movl_reg_TN(rs2, cpu_tmp0);
gen_movl_TN_reg(rd, cpu_tmp0);
}
gen_set_label(l1);
tcg_temp_free(r_cond);
break;
}
case 0x2d: /* V9 sdivx */
gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x2e: /* V9 popc */
{
cpu_src2 = get_src2(insn, cpu_src2);
tcg_gen_helper_1_1(helper_popc, cpu_dst,
cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
}
case 0x2f: /* V9 movr */
{
int cond = GET_FIELD_SP(insn, 10, 12);
int l1;
cpu_src1 = get_src1(insn, cpu_src1);
l1 = gen_new_label();
tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond],
cpu_src1, 0, l1);
if (IS_IMM) { /* immediate */
TCGv r_const;
rs2 = GET_FIELD_SPs(insn, 0, 9);
r_const = tcg_const_tl((int)rs2);
gen_movl_TN_reg(rd, r_const);
tcg_temp_free(r_const);
} else {
rs2 = GET_FIELD_SP(insn, 0, 4);
gen_movl_reg_TN(rs2, cpu_tmp0);
gen_movl_TN_reg(rd, cpu_tmp0);
}
gen_set_label(l1);
break;
}
#endif
default:
goto illegal_insn;
}
}
} else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */
#ifdef TARGET_SPARC64
int opf = GET_FIELD_SP(insn, 5, 13);
rs1 = GET_FIELD(insn, 13, 17);
rs2 = GET_FIELD(insn, 27, 31);
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
switch (opf) {
case 0x000: /* VIS I edge8cc */
case 0x001: /* VIS II edge8n */
case 0x002: /* VIS I edge8lcc */
case 0x003: /* VIS II edge8ln */
case 0x004: /* VIS I edge16cc */
case 0x005: /* VIS II edge16n */
case 0x006: /* VIS I edge16lcc */
case 0x007: /* VIS II edge16ln */
case 0x008: /* VIS I edge32cc */
case 0x009: /* VIS II edge32n */
case 0x00a: /* VIS I edge32lcc */
case 0x00b: /* VIS II edge32ln */
// XXX
goto illegal_insn;
case 0x010: /* VIS I array8 */
CHECK_FPU_FEATURE(dc, VIS1);
cpu_src1 = get_src1(insn, cpu_src1);
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1,
cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x012: /* VIS I array16 */
CHECK_FPU_FEATURE(dc, VIS1);
cpu_src1 = get_src1(insn, cpu_src1);
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1,
cpu_src2);
tcg_gen_shli_i64(cpu_dst, cpu_dst, 1);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x014: /* VIS I array32 */
CHECK_FPU_FEATURE(dc, VIS1);
cpu_src1 = get_src1(insn, cpu_src1);
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_helper_1_2(helper_array8, cpu_dst, cpu_src1,
cpu_src2);
tcg_gen_shli_i64(cpu_dst, cpu_dst, 2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x018: /* VIS I alignaddr */
CHECK_FPU_FEATURE(dc, VIS1);
cpu_src1 = get_src1(insn, cpu_src1);
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_helper_1_2(helper_alignaddr, cpu_dst, cpu_src1,
cpu_src2);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x019: /* VIS II bmask */
case 0x01a: /* VIS I alignaddrl */
// XXX
goto illegal_insn;
case 0x020: /* VIS I fcmple16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmple16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x022: /* VIS I fcmpne16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmpne16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x024: /* VIS I fcmple32 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmple32);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x026: /* VIS I fcmpne32 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmpne32);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x028: /* VIS I fcmpgt16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmpgt16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x02a: /* VIS I fcmpeq16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmpeq16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x02c: /* VIS I fcmpgt32 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmpgt32);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x02e: /* VIS I fcmpeq32 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fcmpeq32);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x031: /* VIS I fmul8x16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fmul8x16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x033: /* VIS I fmul8x16au */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fmul8x16au);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x035: /* VIS I fmul8x16al */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fmul8x16al);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x036: /* VIS I fmul8sux16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fmul8sux16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x037: /* VIS I fmul8ulx16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fmul8ulx16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x038: /* VIS I fmuld8sux16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fmuld8sux16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x039: /* VIS I fmuld8ulx16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fmuld8ulx16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x03a: /* VIS I fpack32 */
case 0x03b: /* VIS I fpack16 */
case 0x03d: /* VIS I fpackfix */
case 0x03e: /* VIS I pdist */
// XXX
goto illegal_insn;
case 0x048: /* VIS I faligndata */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_faligndata);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x04b: /* VIS I fpmerge */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fpmerge);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x04c: /* VIS II bshuffle */
// XXX
goto illegal_insn;
case 0x04d: /* VIS I fexpand */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fexpand);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x050: /* VIS I fpadd16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fpadd16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x051: /* VIS I fpadd16s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fpadd16s);
gen_op_store_FT0_fpr(rd);
break;
case 0x052: /* VIS I fpadd32 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fpadd32);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x053: /* VIS I fpadd32s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fpadd32s);
gen_op_store_FT0_fpr(rd);
break;
case 0x054: /* VIS I fpsub16 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fpsub16);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x055: /* VIS I fpsub16s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fpsub16s);
gen_op_store_FT0_fpr(rd);
break;
case 0x056: /* VIS I fpsub32 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fpadd32);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x057: /* VIS I fpsub32s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fpsub32s);
gen_op_store_FT0_fpr(rd);
break;
case 0x060: /* VIS I fzero */
CHECK_FPU_FEATURE(dc, VIS1);
tcg_gen_helper_0_0(helper_movl_DT0_0);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x061: /* VIS I fzeros */
CHECK_FPU_FEATURE(dc, VIS1);
tcg_gen_helper_0_0(helper_movl_FT0_0);
gen_op_store_FT0_fpr(rd);
break;
case 0x062: /* VIS I fnor */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fnor);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x063: /* VIS I fnors */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fnors);
gen_op_store_FT0_fpr(rd);
break;
case 0x064: /* VIS I fandnot2 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT1(DFPREG(rs1));
gen_op_load_fpr_DT0(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fandnot);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x065: /* VIS I fandnot2s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT1(rs1);
gen_op_load_fpr_FT0(rs2);
tcg_gen_helper_0_0(helper_fandnots);
gen_op_store_FT0_fpr(rd);
break;
case 0x066: /* VIS I fnot2 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fnot);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x067: /* VIS I fnot2s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fnot);
gen_op_store_FT0_fpr(rd);
break;
case 0x068: /* VIS I fandnot1 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fandnot);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x069: /* VIS I fandnot1s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fandnots);
gen_op_store_FT0_fpr(rd);
break;
case 0x06a: /* VIS I fnot1 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT1(DFPREG(rs1));
tcg_gen_helper_0_0(helper_fnot);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x06b: /* VIS I fnot1s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT1(rs1);
tcg_gen_helper_0_0(helper_fnot);
gen_op_store_FT0_fpr(rd);
break;
case 0x06c: /* VIS I fxor */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fxor);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x06d: /* VIS I fxors */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fxors);
gen_op_store_FT0_fpr(rd);
break;
case 0x06e: /* VIS I fnand */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fnand);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x06f: /* VIS I fnands */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fnands);
gen_op_store_FT0_fpr(rd);
break;
case 0x070: /* VIS I fand */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fand);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x071: /* VIS I fands */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fands);
gen_op_store_FT0_fpr(rd);
break;
case 0x072: /* VIS I fxnor */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fxnor);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x073: /* VIS I fxnors */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fxnors);
gen_op_store_FT0_fpr(rd);
break;
case 0x074: /* VIS I fsrc1 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x075: /* VIS I fsrc1s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_store_FT0_fpr(rd);
break;
case 0x076: /* VIS I fornot2 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT1(DFPREG(rs1));
gen_op_load_fpr_DT0(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fornot);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x077: /* VIS I fornot2s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT1(rs1);
gen_op_load_fpr_FT0(rs2);
tcg_gen_helper_0_0(helper_fornots);
gen_op_store_FT0_fpr(rd);
break;
case 0x078: /* VIS I fsrc2 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs2));
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x079: /* VIS I fsrc2s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs2);
gen_op_store_FT0_fpr(rd);
break;
case 0x07a: /* VIS I fornot1 */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_fornot);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x07b: /* VIS I fornot1s */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fornots);
gen_op_store_FT0_fpr(rd);
break;
case 0x07c: /* VIS I for */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_DT0(DFPREG(rs1));
gen_op_load_fpr_DT1(DFPREG(rs2));
tcg_gen_helper_0_0(helper_for);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x07d: /* VIS I fors */
CHECK_FPU_FEATURE(dc, VIS1);
gen_op_load_fpr_FT0(rs1);
gen_op_load_fpr_FT1(rs2);
tcg_gen_helper_0_0(helper_fors);
gen_op_store_FT0_fpr(rd);
break;
case 0x07e: /* VIS I fone */
CHECK_FPU_FEATURE(dc, VIS1);
tcg_gen_helper_0_0(helper_movl_DT0_1);
gen_op_store_DT0_fpr(DFPREG(rd));
break;
case 0x07f: /* VIS I fones */
CHECK_FPU_FEATURE(dc, VIS1);
tcg_gen_helper_0_0(helper_movl_FT0_1);
gen_op_store_FT0_fpr(rd);
break;
case 0x080: /* VIS I shutdown */
case 0x081: /* VIS II siam */
// XXX
goto illegal_insn;
default:
goto illegal_insn;
}
#else
goto ncp_insn;
#endif
} else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */
#ifdef TARGET_SPARC64
goto illegal_insn;
#else
goto ncp_insn;
#endif
#ifdef TARGET_SPARC64
} else if (xop == 0x39) { /* V9 return */
TCGv r_const;
save_state(dc, cpu_cond);
cpu_src1 = get_src1(insn, cpu_src1);
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 19, 31);
tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2);
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
if (rs2) {
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
} else
tcg_gen_mov_tl(cpu_dst, cpu_src1);
}
tcg_gen_helper_0_0(helper_restore);
gen_mov_pc_npc(dc, cpu_cond);
r_const = tcg_const_i32(3);
tcg_gen_helper_0_2(helper_check_align, cpu_dst, r_const);
tcg_temp_free(r_const);
tcg_gen_mov_tl(cpu_npc, cpu_dst);
dc->npc = DYNAMIC_PC;
goto jmp_insn;
#endif
} else {
cpu_src1 = get_src1(insn, cpu_src1);
if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 19, 31);
tcg_gen_addi_tl(cpu_dst, cpu_src1, (int)rs2);
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
if (rs2) {
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
} else
tcg_gen_mov_tl(cpu_dst, cpu_src1);
}
switch (xop) {
case 0x38: /* jmpl */
{
TCGv r_const;
r_const = tcg_const_tl(dc->pc);
gen_movl_TN_reg(rd, r_const);
tcg_temp_free(r_const);
gen_mov_pc_npc(dc, cpu_cond);
r_const = tcg_const_i32(3);
tcg_gen_helper_0_2(helper_check_align, cpu_dst,
r_const);
tcg_temp_free(r_const);
tcg_gen_mov_tl(cpu_npc, cpu_dst);
dc->npc = DYNAMIC_PC;
}
goto jmp_insn;
#if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
case 0x39: /* rett, V9 return */
{
TCGv r_const;
if (!supervisor(dc))
goto priv_insn;
gen_mov_pc_npc(dc, cpu_cond);
r_const = tcg_const_i32(3);
tcg_gen_helper_0_2(helper_check_align, cpu_dst,
r_const);
tcg_temp_free(r_const);
tcg_gen_mov_tl(cpu_npc, cpu_dst);
dc->npc = DYNAMIC_PC;
tcg_gen_helper_0_0(helper_rett);
}
goto jmp_insn;
#endif
case 0x3b: /* flush */
if (!((dc)->features & CPU_FEATURE_FLUSH))
goto unimp_flush;
tcg_gen_helper_0_1(helper_flush, cpu_dst);
break;
case 0x3c: /* save */
save_state(dc, cpu_cond);
tcg_gen_helper_0_0(helper_save);
gen_movl_TN_reg(rd, cpu_dst);
break;
case 0x3d: /* restore */
save_state(dc, cpu_cond);
tcg_gen_helper_0_0(helper_restore);
gen_movl_TN_reg(rd, cpu_dst);
break;
#if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
case 0x3e: /* V9 done/retry */
{
switch (rd) {
case 0:
if (!supervisor(dc))
goto priv_insn;
dc->npc = DYNAMIC_PC;
dc->pc = DYNAMIC_PC;
tcg_gen_helper_0_0(helper_done);
goto jmp_insn;
case 1:
if (!supervisor(dc))
goto priv_insn;
dc->npc = DYNAMIC_PC;
dc->pc = DYNAMIC_PC;
tcg_gen_helper_0_0(helper_retry);
goto jmp_insn;
default:
goto illegal_insn;
}
}
break;
#endif
default:
goto illegal_insn;
}
}
break;
}
break;
case 3: /* load/store instructions */
{
unsigned int xop = GET_FIELD(insn, 7, 12);
cpu_src1 = get_src1(insn, cpu_src1);
if (xop == 0x3c || xop == 0x3e) { // V9 casa/casxa
rs2 = GET_FIELD(insn, 27, 31);
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_mov_tl(cpu_addr, cpu_src1);
} else if (IS_IMM) { /* immediate */
rs2 = GET_FIELDs(insn, 19, 31);
tcg_gen_addi_tl(cpu_addr, cpu_src1, (int)rs2);
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
if (rs2 != 0) {
gen_movl_reg_TN(rs2, cpu_src2);
tcg_gen_add_tl(cpu_addr, cpu_src1, cpu_src2);
} else
tcg_gen_mov_tl(cpu_addr, cpu_src1);
}
if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) ||
(xop > 0x17 && xop <= 0x1d ) ||
(xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) {
switch (xop) {
case 0x0: /* load unsigned word */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x1: /* load unsigned byte */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x2: /* load unsigned halfword */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x3: /* load double word */
if (rd & 1)
goto illegal_insn;
else {
TCGv r_const;
save_state(dc, cpu_cond);
r_const = tcg_const_i32(7);
tcg_gen_helper_0_2(helper_check_align, cpu_addr,
r_const); // XXX remove
tcg_temp_free(r_const);
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffffULL);
gen_movl_TN_reg(rd + 1, cpu_tmp0);
tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
tcg_gen_trunc_i64_tl(cpu_val, cpu_tmp64);
tcg_gen_andi_tl(cpu_val, cpu_val, 0xffffffffULL);
}
break;
case 0x9: /* load signed byte */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0xa: /* load signed halfword */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0xd: /* ldstub -- XXX: should be atomically */
{
TCGv r_const;
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
r_const = tcg_const_tl(0xff);
tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx);
tcg_temp_free(r_const);
}
break;
case 0x0f: /* swap register with memory. Also
atomically */
CHECK_IU_FEATURE(dc, SWAP);
gen_movl_reg_TN(rd, cpu_val);
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
tcg_gen_extu_i32_tl(cpu_val, cpu_tmp32);
break;
#if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
case 0x10: /* load word alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0);
break;
case 0x11: /* load unsigned byte alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0);
break;
case 0x12: /* load unsigned halfword alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0);
break;
case 0x13: /* load double word alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
if (rd & 1)
goto illegal_insn;
save_state(dc, cpu_cond);
gen_ldda_asi(cpu_tmp0, cpu_val, cpu_addr, insn);
gen_movl_TN_reg(rd + 1, cpu_tmp0);
break;
case 0x19: /* load signed byte alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1);
break;
case 0x1a: /* load signed halfword alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1);
break;
case 0x1d: /* ldstuba -- XXX: should be atomically */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_ldstub_asi(cpu_val, cpu_addr, insn);
break;
case 0x1f: /* swap reg with alt. memory. Also
atomically */
CHECK_IU_FEATURE(dc, SWAP);
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_movl_reg_TN(rd, cpu_val);
gen_swap_asi(cpu_val, cpu_addr, insn);
break;
#ifndef TARGET_SPARC64
case 0x30: /* ldc */
case 0x31: /* ldcsr */
case 0x33: /* lddc */
goto ncp_insn;
#endif
#endif
#ifdef TARGET_SPARC64
case 0x08: /* V9 ldsw */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x0b: /* V9 ldx */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x18: /* V9 ldswa */
save_state(dc, cpu_cond);
gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1);
break;
case 0x1b: /* V9 ldxa */
save_state(dc, cpu_cond);
gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0);
break;
case 0x2d: /* V9 prefetch, no effect */
goto skip_move;
case 0x30: /* V9 ldfa */
save_state(dc, cpu_cond);
gen_ldf_asi(cpu_addr, insn, 4, rd);
goto skip_move;
case 0x33: /* V9 lddfa */
save_state(dc, cpu_cond);
gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd));
goto skip_move;
case 0x3d: /* V9 prefetcha, no effect */
goto skip_move;
case 0x32: /* V9 ldqfa */
CHECK_FPU_FEATURE(dc, FLOAT128);
save_state(dc, cpu_cond);
gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd));
goto skip_move;
#endif
default:
goto illegal_insn;
}
gen_movl_TN_reg(rd, cpu_val);
#ifdef TARGET_SPARC64
skip_move: ;
#endif
} else if (xop >= 0x20 && xop < 0x24) {
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
save_state(dc, cpu_cond);
switch (xop) {
case 0x20: /* load fpreg */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, fpr[rd]));
break;
case 0x21: /* load fsr */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, ft0));
tcg_gen_helper_0_0(helper_ldfsr);
break;
case 0x22: /* load quad fpreg */
{
TCGv r_const;
CHECK_FPU_FEATURE(dc, FLOAT128);
r_const = tcg_const_i32(dc->mem_idx);
tcg_gen_helper_0_2(helper_ldqf, cpu_addr, r_const);
tcg_temp_free(r_const);
gen_op_store_QT0_fpr(QFPREG(rd));
}
break;
case 0x23: /* load double fpreg */
{
TCGv r_const;
r_const = tcg_const_i32(dc->mem_idx);
tcg_gen_helper_0_2(helper_lddf, cpu_addr, r_const);
tcg_temp_free(r_const);
gen_op_store_DT0_fpr(DFPREG(rd));
}
break;
default:
goto illegal_insn;
}
} else if (xop < 8 || (xop >= 0x14 && xop < 0x18) || \
xop == 0xe || xop == 0x1e) {
gen_movl_reg_TN(rd, cpu_val);
switch (xop) {
case 0x4: /* store word */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x5: /* store byte */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x6: /* store halfword */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x7: /* store double word */
if (rd & 1)
goto illegal_insn;
else {
TCGv r_low, r_const;
save_state(dc, cpu_cond);
gen_address_mask(dc, cpu_addr);
r_const = tcg_const_i32(7);
tcg_gen_helper_0_2(helper_check_align, cpu_addr,
r_const); // XXX remove
tcg_temp_free(r_const);
r_low = tcg_temp_new(TCG_TYPE_TL);
gen_movl_reg_TN(rd + 1, r_low);
tcg_gen_helper_1_2(helper_pack64, cpu_tmp64, cpu_val,
r_low);
tcg_temp_free(r_low);
tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
}
break;
#if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
case 0x14: /* store word alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_st_asi(cpu_val, cpu_addr, insn, 4);
break;
case 0x15: /* store byte alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_st_asi(cpu_val, cpu_addr, insn, 1);
break;
case 0x16: /* store halfword alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
save_state(dc, cpu_cond);
gen_st_asi(cpu_val, cpu_addr, insn, 2);
break;
case 0x17: /* store double word alternate */
#ifndef TARGET_SPARC64
if (IS_IMM)
goto illegal_insn;
if (!supervisor(dc))
goto priv_insn;
#endif
if (rd & 1)
goto illegal_insn;
else {
save_state(dc, cpu_cond);
gen_stda_asi(cpu_val, cpu_addr, insn, rd);
}
break;
#endif
#ifdef TARGET_SPARC64
case 0x0e: /* V9 stx */
gen_address_mask(dc, cpu_addr);
tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx);
break;
case 0x1e: /* V9 stxa */
save_state(dc, cpu_cond);
gen_st_asi(cpu_val, cpu_addr, insn, 8);
break;
#endif
default:
goto illegal_insn;
}
} else if (xop > 0x23 && xop < 0x28) {
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
save_state(dc, cpu_cond);
switch (xop) {
case 0x24: /* store fpreg */
gen_address_mask(dc, cpu_addr);
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, fpr[rd]));
tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx);
break;
case 0x25: /* stfsr, V9 stxfsr */
gen_address_mask(dc, cpu_addr);
tcg_gen_helper_0_0(helper_stfsr);
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, ft0));
tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx);
break;
case 0x26:
#ifdef TARGET_SPARC64
/* V9 stqf, store quad fpreg */
{
TCGv r_const;
CHECK_FPU_FEATURE(dc, FLOAT128);
gen_op_load_fpr_QT0(QFPREG(rd));
r_const = tcg_const_i32(dc->mem_idx);
tcg_gen_helper_0_2(helper_stqf, cpu_addr, r_const);
tcg_temp_free(r_const);
}
break;
#else /* !TARGET_SPARC64 */
/* stdfq, store floating point queue */
#if defined(CONFIG_USER_ONLY)
goto illegal_insn;
#else
if (!supervisor(dc))
goto priv_insn;
if (gen_trap_ifnofpu(dc, cpu_cond))
goto jmp_insn;
goto nfq_insn;
#endif
#endif
case 0x27: /* store double fpreg */
{
TCGv r_const;
gen_op_load_fpr_DT0(DFPREG(rd));
r_const = tcg_const_i32(dc->mem_idx);
tcg_gen_helper_0_2(helper_stdf, cpu_addr, r_const);
tcg_temp_free(r_const);
}
break;
default:
goto illegal_insn;
}
} else if (xop > 0x33 && xop < 0x3f) {
save_state(dc, cpu_cond);
switch (xop) {
#ifdef TARGET_SPARC64
case 0x34: /* V9 stfa */
gen_op_load_fpr_FT0(rd);
gen_stf_asi(cpu_addr, insn, 4, rd);
break;
case 0x36: /* V9 stqfa */
{
TCGv r_const;
CHECK_FPU_FEATURE(dc, FLOAT128);
r_const = tcg_const_i32(7);
tcg_gen_helper_0_2(helper_check_align, cpu_addr,
r_const);
tcg_temp_free(r_const);
gen_op_load_fpr_QT0(QFPREG(rd));
gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd));
}
break;
case 0x37: /* V9 stdfa */
gen_op_load_fpr_DT0(DFPREG(rd));
gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd));
break;
case 0x3c: /* V9 casa */
gen_cas_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
gen_movl_TN_reg(rd, cpu_val);
break;
case 0x3e: /* V9 casxa */
gen_casx_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
gen_movl_TN_reg(rd, cpu_val);
break;
#else
case 0x34: /* stc */
case 0x35: /* stcsr */
case 0x36: /* stdcq */
case 0x37: /* stdc */
goto ncp_insn;
#endif
default:
goto illegal_insn;
}
}
else
goto illegal_insn;
}
break;
}
/* default case for non jump instructions */
if (dc->npc == DYNAMIC_PC) {
dc->pc = DYNAMIC_PC;
gen_op_next_insn();
} else if (dc->npc == JUMP_PC) {
/* we can do a static jump */
gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond);
dc->is_br = 1;
} else {
dc->pc = dc->npc;
dc->npc = dc->npc + 4;
}
jmp_insn:
return;
illegal_insn:
{
TCGv r_const;
save_state(dc, cpu_cond);
r_const = tcg_const_i32(TT_ILL_INSN);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
dc->is_br = 1;
}
return;
unimp_flush:
{
TCGv r_const;
save_state(dc, cpu_cond);
r_const = tcg_const_i32(TT_UNIMP_FLUSH);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
dc->is_br = 1;
}
return;
#if !defined(CONFIG_USER_ONLY)
priv_insn:
{
TCGv r_const;
save_state(dc, cpu_cond);
r_const = tcg_const_i32(TT_PRIV_INSN);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
dc->is_br = 1;
}
return;
#endif
nfpu_insn:
save_state(dc, cpu_cond);
gen_op_fpexception_im(FSR_FTT_UNIMPFPOP);
dc->is_br = 1;
return;
#if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
nfq_insn:
save_state(dc, cpu_cond);
gen_op_fpexception_im(FSR_FTT_SEQ_ERROR);
dc->is_br = 1;
return;
#endif
#ifndef TARGET_SPARC64
ncp_insn:
{
TCGv r_const;
save_state(dc, cpu_cond);
r_const = tcg_const_i32(TT_NCP_INSN);
tcg_gen_helper_0_1(raise_exception, r_const);
tcg_temp_free(r_const);
dc->is_br = 1;
}
return;
#endif
}
static inline int gen_intermediate_code_internal(TranslationBlock * tb,
int spc, CPUSPARCState *env)
{
target_ulong pc_start, last_pc;
uint16_t *gen_opc_end;
DisasContext dc1, *dc = &dc1;
int j, lj = -1;
int num_insns;
int max_insns;
memset(dc, 0, sizeof(DisasContext));
dc->tb = tb;
pc_start = tb->pc;
dc->pc = pc_start;
last_pc = dc->pc;
dc->npc = (target_ulong) tb->cs_base;
dc->mem_idx = cpu_mmu_index(env);
dc->features = env->features;
if ((dc->features & CPU_FEATURE_FLOAT)) {
dc->fpu_enabled = cpu_fpu_enabled(env);
#if defined(CONFIG_USER_ONLY)
dc->features |= CPU_FEATURE_FLOAT128;
#endif
} else
dc->fpu_enabled = 0;
#ifdef TARGET_SPARC64
dc->address_mask_32bit = env->pstate & PS_AM;
#endif
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
cpu_tmp0 = tcg_temp_new(TCG_TYPE_TL);
cpu_tmp32 = tcg_temp_new(TCG_TYPE_I32);
cpu_tmp64 = tcg_temp_new(TCG_TYPE_I64);
cpu_dst = tcg_temp_local_new(TCG_TYPE_TL);
// loads and stores
cpu_val = tcg_temp_local_new(TCG_TYPE_TL);
cpu_addr = tcg_temp_local_new(TCG_TYPE_TL);
num_insns = 0;
max_insns = tb->cflags & CF_COUNT_MASK;
if (max_insns == 0)
max_insns = CF_COUNT_MASK;
gen_icount_start();
do {
if (env->nb_breakpoints > 0) {
for(j = 0; j < env->nb_breakpoints; j++) {
if (env->breakpoints[j] == dc->pc) {
if (dc->pc != pc_start)
save_state(dc, cpu_cond);
tcg_gen_helper_0_0(helper_debug);
tcg_gen_exit_tb(0);
dc->is_br = 1;
goto exit_gen_loop;
}
}
}
if (spc) {
if (loglevel > 0)
fprintf(logfile, "Search PC...\n");
j = gen_opc_ptr - gen_opc_buf;
if (lj < j) {
lj++;
while (lj < j)
gen_opc_instr_start[lj++] = 0;
gen_opc_pc[lj] = dc->pc;
gen_opc_npc[lj] = dc->npc;
gen_opc_instr_start[lj] = 1;
gen_opc_icount[lj] = num_insns;
}
}
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
gen_io_start();
last_pc = dc->pc;
disas_sparc_insn(dc);
num_insns++;
if (dc->is_br)
break;
/* if the next PC is different, we abort now */
if (dc->pc != (last_pc + 4))
break;
/* if we reach a page boundary, we stop generation so that the
PC of a TT_TFAULT exception is always in the right page */
if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0)
break;
/* if single step mode, we generate only one instruction and
generate an exception */
if (env->singlestep_enabled) {
tcg_gen_movi_tl(cpu_pc, dc->pc);
tcg_gen_exit_tb(0);
break;
}
} while ((gen_opc_ptr < gen_opc_end) &&
(dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32) &&
num_insns < max_insns);
exit_gen_loop:
tcg_temp_free(cpu_addr);
tcg_temp_free(cpu_val);
tcg_temp_free(cpu_dst);
tcg_temp_free(cpu_tmp64);
tcg_temp_free(cpu_tmp32);
tcg_temp_free(cpu_tmp0);
if (tb->cflags & CF_LAST_IO)
gen_io_end();
if (!dc->is_br) {
if (dc->pc != DYNAMIC_PC &&
(dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) {
/* static PC and NPC: we can use direct chaining */
gen_goto_tb(dc, 0, dc->pc, dc->npc);
} else {
if (dc->pc != DYNAMIC_PC)
tcg_gen_movi_tl(cpu_pc, dc->pc);
save_npc(dc, cpu_cond);
tcg_gen_exit_tb(0);
}
}
gen_icount_end(tb, num_insns);
*gen_opc_ptr = INDEX_op_end;
if (spc) {
j = gen_opc_ptr - gen_opc_buf;
lj++;
while (lj <= j)
gen_opc_instr_start[lj++] = 0;
#if 0
if (loglevel > 0) {
page_dump(logfile);
}
#endif
gen_opc_jump_pc[0] = dc->jump_pc[0];
gen_opc_jump_pc[1] = dc->jump_pc[1];
} else {
tb->size = last_pc + 4 - pc_start;
tb->icount = num_insns;
}
#ifdef DEBUG_DISAS
if (loglevel & CPU_LOG_TB_IN_ASM) {
fprintf(logfile, "--------------\n");
fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
target_disas(logfile, pc_start, last_pc + 4 - pc_start, 0);
fprintf(logfile, "\n");
}
#endif
return 0;
}
int gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb)
{
return gen_intermediate_code_internal(tb, 0, env);
}
int gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb)
{
return gen_intermediate_code_internal(tb, 1, env);
}
void gen_intermediate_code_init(CPUSPARCState *env)
{
unsigned int i;
static int inited;
static const char * const gregnames[8] = {
NULL, // g0 not used
"g1",
"g2",
"g3",
"g4",
"g5",
"g6",
"g7",
};
/* init various static tables */
if (!inited) {
inited = 1;
cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env");
cpu_regwptr = tcg_global_mem_new(TCG_TYPE_PTR, TCG_AREG0,
offsetof(CPUState, regwptr),
"regwptr");
#ifdef TARGET_SPARC64
cpu_xcc = tcg_global_mem_new(TCG_TYPE_I32,
TCG_AREG0, offsetof(CPUState, xcc),
"xcc");
#endif
cpu_cond = tcg_global_mem_new(TCG_TYPE_TL,
TCG_AREG0, offsetof(CPUState, cond),
"cond");
cpu_cc_src = tcg_global_mem_new(TCG_TYPE_TL,
TCG_AREG0, offsetof(CPUState, cc_src),
"cc_src");
cpu_cc_src2 = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
offsetof(CPUState, cc_src2),
"cc_src2");
cpu_cc_dst = tcg_global_mem_new(TCG_TYPE_TL,
TCG_AREG0, offsetof(CPUState, cc_dst),
"cc_dst");
cpu_psr = tcg_global_mem_new(TCG_TYPE_I32,
TCG_AREG0, offsetof(CPUState, psr),
"psr");
cpu_fsr = tcg_global_mem_new(TCG_TYPE_TL,
TCG_AREG0, offsetof(CPUState, fsr),
"fsr");
cpu_pc = tcg_global_mem_new(TCG_TYPE_TL,
TCG_AREG0, offsetof(CPUState, pc),
"pc");
cpu_npc = tcg_global_mem_new(TCG_TYPE_TL,
TCG_AREG0, offsetof(CPUState, npc),
"npc");
for (i = 1; i < 8; i++)
cpu_gregs[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
offsetof(CPUState, gregs[i]),
gregnames[i]);
/* register helpers */
#undef DEF_HELPER
#define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name);
#include "helper.h"
}
}
void gen_pc_load(CPUState *env, TranslationBlock *tb,
unsigned long searched_pc, int pc_pos, void *puc)
{
target_ulong npc;
env->pc = gen_opc_pc[pc_pos];
npc = gen_opc_npc[pc_pos];
if (npc == 1) {
/* dynamic NPC: already stored */
} else if (npc == 2) {
target_ulong t2 = (target_ulong)(unsigned long)puc;
/* jump PC: use T2 and the jump targets of the translation */
if (t2)
env->npc = gen_opc_jump_pc[0];
else
env->npc = gen_opc_jump_pc[1];
} else {
env->npc = npc;
}
}
Reference in New Issue View Git Blame Copy Permalink