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tcg: Introduce tcg_out_addi_ptr

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Implement the function for arm, i386, and s390x, which will use it.
Add stubs for all other backends.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-10-18 21:28:04 +10:00
parent 273eb50c0f
commit 6a6d772e30
11 changed files with 86 additions and 0 deletions
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7
tcg/aarch64/tcg-target.c.inc
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@ -1102,6 +1102,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd,
tcg_out_insn(s, 3305, LDR, 0, rd); tcg_out_insn(s, 3305, LDR, 0, rd);
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
g_assert_not_reached();
}
/* Define something more legible for general use. */ /* Define something more legible for general use. */
#define tcg_out_ldst_r tcg_out_insn_3310 #define tcg_out_ldst_r tcg_out_insn_3310

20
tcg/arm/tcg-target.c.inc
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@ -2581,6 +2581,26 @@ static void tcg_out_movi(TCGContext *s, TCGType type,
tcg_out_movi32(s, COND_AL, ret, arg); tcg_out_movi32(s, COND_AL, ret, arg);
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
int enc, opc = ARITH_ADD;
/* All of the easiest immediates to encode are positive. */
if (imm < 0) {
imm = -imm;
opc = ARITH_SUB;
}
enc = encode_imm(imm);
if (enc >= 0) {
tcg_out_dat_imm(s, COND_AL, opc, rd, rs, enc);
} else {
tcg_out_movi32(s, COND_AL, TCG_REG_TMP, imm);
tcg_out_dat_reg(s, COND_AL, opc, rd, rs,
TCG_REG_TMP, SHIFT_IMM_LSL(0));
}
}
/* Type is always V128, with I64 elements. */ /* Type is always V128, with I64 elements. */
static void tcg_out_dup2_vec(TCGContext *s, TCGReg rd, TCGReg rl, TCGReg rh) static void tcg_out_dup2_vec(TCGContext *s, TCGReg rd, TCGReg rl, TCGReg rh)
{ {

8
tcg/i386/tcg-target.c.inc
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@ -1069,6 +1069,14 @@ static void tcg_out_movi(TCGContext *s, TCGType type,
} }
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
tcg_debug_assert(TCG_TARGET_REG_BITS == 32);
tcg_out_modrm_offset(s, OPC_LEA, rd, rs, imm);
}
static inline void tcg_out_pushi(TCGContext *s, tcg_target_long val) static inline void tcg_out_pushi(TCGContext *s, tcg_target_long val)
{ {
if (val == (int8_t)val) { if (val == (int8_t)val) {

7
tcg/loongarch64/tcg-target.c.inc
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@ -417,6 +417,13 @@ static void tcg_out_addi(TCGContext *s, TCGType type, TCGReg rd,
} }
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
g_assert_not_reached();
}
static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg) static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg)
{ {
tcg_out_opc_andi(s, ret, arg, 0xff); tcg_out_opc_andi(s, ret, arg, 0xff);

7
tcg/mips/tcg-target.c.inc
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@ -550,6 +550,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type,
} }
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
g_assert_not_reached();
}
static void tcg_out_bswap16(TCGContext *s, TCGReg ret, TCGReg arg, int flags) static void tcg_out_bswap16(TCGContext *s, TCGReg ret, TCGReg arg, int flags)
{ {
/* ret and arg can't be register tmp0 */ /* ret and arg can't be register tmp0 */

7
tcg/ppc/tcg-target.c.inc
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@ -1125,6 +1125,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg ret,
} }
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
g_assert_not_reached();
}
static bool mask_operand(uint32_t c, int *mb, int *me) static bool mask_operand(uint32_t c, int *mb, int *me)
{ {
uint32_t lsb, test; uint32_t lsb, test;

7
tcg/riscv/tcg-target.c.inc
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@ -559,6 +559,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd,
tcg_out_opc_imm(s, OPC_LD, rd, rd, 0); tcg_out_opc_imm(s, OPC_LD, rd, rd, 0);
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
g_assert_not_reached();
}
static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg) static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg)
{ {
tcg_out_opc_imm(s, OPC_ANDI, ret, arg, 0xff); tcg_out_opc_imm(s, OPC_ANDI, ret, arg, 0xff);

7
tcg/s390x/tcg-target.c.inc
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@ -1073,6 +1073,13 @@ static inline bool tcg_out_sti(TCGContext *s, TCGType type, TCGArg val,
return false; return false;
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
tcg_out_mem(s, RX_LA, RXY_LAY, rd, rs, TCG_REG_NONE, imm);
}
static inline void tcg_out_risbg(TCGContext *s, TCGReg dest, TCGReg src, static inline void tcg_out_risbg(TCGContext *s, TCGReg dest, TCGReg src,
int msb, int lsb, int ofs, int z) int msb, int lsb, int ofs, int z)
{ {

7
tcg/sparc64/tcg-target.c.inc
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@ -496,6 +496,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type,
tcg_out_movi_int(s, type, ret, arg, false, TCG_REG_T2); tcg_out_movi_int(s, type, ret, arg, false, TCG_REG_T2);
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
g_assert_not_reached();
}
static void tcg_out_ldst_rr(TCGContext *s, TCGReg data, TCGReg a1, static void tcg_out_ldst_rr(TCGContext *s, TCGReg data, TCGReg a1,
TCGReg a2, int op) TCGReg a2, int op)
{ {

2
tcg/tcg.c
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@ -104,6 +104,8 @@ static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg1,
static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg); static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg);
static void tcg_out_movi(TCGContext *s, TCGType type, static void tcg_out_movi(TCGContext *s, TCGType type,
TCGReg ret, tcg_target_long arg); TCGReg ret, tcg_target_long arg);
static void tcg_out_addi_ptr(TCGContext *s, TCGReg, TCGReg, tcg_target_long)
__attribute__((unused));
static void tcg_out_exit_tb(TCGContext *s, uintptr_t arg); static void tcg_out_exit_tb(TCGContext *s, uintptr_t arg);
static void tcg_out_goto_tb(TCGContext *s, int which); static void tcg_out_goto_tb(TCGContext *s, int which);
static void tcg_out_op(TCGContext *s, TCGOpcode opc, static void tcg_out_op(TCGContext *s, TCGOpcode opc,

7
tcg/tci/tcg-target.c.inc
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@ -557,6 +557,13 @@ static void tcg_out_movi(TCGContext *s, TCGType type,
} }
} }
static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs,
tcg_target_long imm)
{
/* This function is only used for passing structs by reference. */
g_assert_not_reached();
}
static void tcg_out_call(TCGContext *s, const tcg_insn_unit *func, static void tcg_out_call(TCGContext *s, const tcg_insn_unit *func,
const TCGHelperInfo *info) const TCGHelperInfo *info)
{ {