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[PATCH v3 16/38] tcg: Add TCGConst argument to tcg_target_const_match
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From: |
Richard Henderson |
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Subject: |
[PATCH v3 16/38] tcg: Add TCGConst argument to tcg_target_const_match |
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Date: |
Thu, 11 Jan 2024 09:43:46 +1100 |
Fill the new argument from any condition within the opcode.
Not yet used within any backend.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/tcg.c | 34 ++++++++++++++++++++++++++++++--
tcg/aarch64/tcg-target.c.inc | 3 ++-
tcg/arm/tcg-target.c.inc | 3 ++-
tcg/i386/tcg-target.c.inc | 3 ++-
tcg/loongarch64/tcg-target.c.inc | 3 ++-
tcg/mips/tcg-target.c.inc | 3 ++-
tcg/ppc/tcg-target.c.inc | 3 ++-
tcg/riscv/tcg-target.c.inc | 3 ++-
tcg/s390x/tcg-target.c.inc | 3 ++-
tcg/sparc64/tcg-target.c.inc | 3 ++-
tcg/tci/tcg-target.c.inc | 3 ++-
11 files changed, 52 insertions(+), 12 deletions(-)
diff --git a/tcg/tcg.c b/tcg/tcg.c
index 2f4522488a..4169ce89a4 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -173,7 +173,8 @@ static bool tcg_out_sti(TCGContext *s, TCGType type, TCGArg
val,
static void tcg_out_call(TCGContext *s, const tcg_insn_unit *target,
const TCGHelperInfo *info);
static TCGReg tcg_target_call_oarg_reg(TCGCallReturnKind kind, int slot);
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int
vece);
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece);
#ifdef TCG_TARGET_NEED_LDST_LABELS
static int tcg_out_ldst_finalize(TCGContext *s);
#endif
@@ -4786,6 +4787,7 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCGOp
*op)
TCGTemp *ts;
TCGArg new_args[TCG_MAX_OP_ARGS];
int const_args[TCG_MAX_OP_ARGS];
+ TCGCond op_cond;
nb_oargs = def->nb_oargs;
nb_iargs = def->nb_iargs;
@@ -4798,6 +4800,33 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCGOp
*op)
i_allocated_regs = s->reserved_regs;
o_allocated_regs = s->reserved_regs;
+ switch (op->opc) {
+ case INDEX_op_brcond_i32:
+ case INDEX_op_brcond_i64:
+ op_cond = op->args[2];
+ break;
+ case INDEX_op_setcond_i32:
+ case INDEX_op_setcond_i64:
+ case INDEX_op_negsetcond_i32:
+ case INDEX_op_negsetcond_i64:
+ case INDEX_op_cmp_vec:
+ op_cond = op->args[3];
+ break;
+ case INDEX_op_brcond2_i32:
+ op_cond = op->args[4];
+ break;
+ case INDEX_op_movcond_i32:
+ case INDEX_op_movcond_i64:
+ case INDEX_op_setcond2_i32:
+ case INDEX_op_cmpsel_vec:
+ op_cond = op->args[5];
+ break;
+ default:
+ /* No condition within opcode. */
+ op_cond = TCG_COND_ALWAYS;
+ break;
+ }
+
/* satisfy input constraints */
for (k = 0; k < nb_iargs; k++) {
TCGRegSet i_preferred_regs, i_required_regs;
@@ -4811,7 +4840,8 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCGOp
*op)
ts = arg_temp(arg);
if (ts->val_type == TEMP_VAL_CONST
- && tcg_target_const_match(ts->val, ts->type, arg_ct->ct,
TCGOP_VECE(op))) {
+ && tcg_target_const_match(ts->val, arg_ct->ct, ts->type,
+ op_cond, TCGOP_VECE(op))) {
/* constant is OK for instruction */
const_args[i] = 1;
new_args[i] = ts->val;
diff --git a/tcg/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc
index a3efa1e67a..420e4a35ea 100644
--- a/tcg/aarch64/tcg-target.c.inc
+++ b/tcg/aarch64/tcg-target.c.inc
@@ -270,7 +270,8 @@ static bool is_shimm1632(uint32_t v32, int *cmode, int
*imm8)
}
}
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc
index fc78566494..0c29a3929b 100644
--- a/tcg/arm/tcg-target.c.inc
+++ b/tcg/arm/tcg-target.c.inc
@@ -501,7 +501,8 @@ static bool is_shimm1632(uint32_t v32, int *cmode, int
*imm8)
* mov operand2: values represented with x << (2 * y), x < 0x100
* add, sub, eor...: ditto
*/
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc
index d268199fc1..accaaa2660 100644
--- a/tcg/i386/tcg-target.c.inc
+++ b/tcg/i386/tcg-target.c.inc
@@ -195,7 +195,8 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int type,
}
/* test if a constant matches the constraint */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc
index bab0a173a3..076fc8a917 100644
--- a/tcg/loongarch64/tcg-target.c.inc
+++ b/tcg/loongarch64/tcg-target.c.inc
@@ -183,7 +183,8 @@ static inline tcg_target_long sextreg(tcg_target_long val,
int pos, int len)
}
/* test if a constant matches the constraint */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return true;
diff --git a/tcg/mips/tcg-target.c.inc b/tcg/mips/tcg-target.c.inc
index 8328dbdecc..3b5b5c6d5b 100644
--- a/tcg/mips/tcg-target.c.inc
+++ b/tcg/mips/tcg-target.c.inc
@@ -188,7 +188,8 @@ static bool is_p2m1(tcg_target_long val)
}
/* test if a constant matches the constraint */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc
index 54816967bc..850ace98b2 100644
--- a/tcg/ppc/tcg-target.c.inc
+++ b/tcg/ppc/tcg-target.c.inc
@@ -282,7 +282,8 @@ static bool reloc_pc34(tcg_insn_unit *src_rw, const
tcg_insn_unit *target)
}
/* test if a constant matches the constraint */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc
index 34e10e77d9..639363039b 100644
--- a/tcg/riscv/tcg-target.c.inc
+++ b/tcg/riscv/tcg-target.c.inc
@@ -145,7 +145,8 @@ static TCGReg tcg_target_call_oarg_reg(TCGCallReturnKind
kind, int slot)
#define sextreg sextract64
/* test if a constant matches the constraint */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc
index fbee43d3b0..08fe00a392 100644
--- a/tcg/s390x/tcg-target.c.inc
+++ b/tcg/s390x/tcg-target.c.inc
@@ -538,7 +538,8 @@ static bool risbg_mask(uint64_t c)
}
/* Test if a constant matches the constraint. */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc
index a91defd0ac..ac86b92b75 100644
--- a/tcg/sparc64/tcg-target.c.inc
+++ b/tcg/sparc64/tcg-target.c.inc
@@ -322,7 +322,8 @@ static bool patch_reloc(tcg_insn_unit *src_rw, int type,
}
/* test if a constant matches the constraint */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
if (ct & TCG_CT_CONST) {
return 1;
diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc
index 461f4b47ff..c740864b96 100644
--- a/tcg/tci/tcg-target.c.inc
+++ b/tcg/tci/tcg-target.c.inc
@@ -913,7 +913,8 @@ static inline bool tcg_out_sti(TCGContext *s, TCGType type,
TCGArg val,
}
/* Test if a constant matches the constraint. */
-static bool tcg_target_const_match(int64_t val, TCGType type, int ct, int vece)
+static bool tcg_target_const_match(int64_t val, int ct,
+ TCGType type, TCGCond cond, int vece)
{
return ct & TCG_CT_CONST;
}
--
2.34.1
- [PATCH v3 07/38] tcg/optimize: Lower TCG_COND_TST{EQ, NE} if unsupported, (continued)
- [PATCH v3 07/38] tcg/optimize: Lower TCG_COND_TST{EQ, NE} if unsupported, Richard Henderson, 2024/01/10
- [PATCH v3 08/38] target/alpha: Pass immediate value to gen_bcond_internal(), Richard Henderson, 2024/01/10
- [PATCH v3 10/38] target/alpha: Use TCG_COND_TST{EQ, NE} for CMOVLB{C, S}, Richard Henderson, 2024/01/10
- [PATCH v3 09/38] target/alpha: Use TCG_COND_TST{EQ,NE} for BLB{C,S}, Richard Henderson, 2024/01/10
- [PATCH v3 11/38] target/alpha: Use TCG_COND_TSTNE for gen_fold_mzero, Richard Henderson, 2024/01/10
- [PATCH v3 14/38] target/s390x: Use TCG_COND_TSTNE for CC_OP_{TM,ICM}, Richard Henderson, 2024/01/10
- [PATCH v3 16/38] tcg: Add TCGConst argument to tcg_target_const_match,
Richard Henderson <=
- [PATCH v3 18/38] tcg/aarch64: Generate TBZ, TBNZ, Richard Henderson, 2024/01/10
- [PATCH v3 13/38] target/sparc: Use TCG_COND_TSTEQ in gen_op_mulscc, Richard Henderson, 2024/01/10
- [PATCH v3 15/38] target/s390x: Improve general case of disas_jcc, Richard Henderson, 2024/01/10
- [PATCH v3 15/38 1/6] target/s390x: Reorder CC_OP_STATIC switch case in disas_jcc (1/5), Philippe Mathieu-Daudé, 2024/01/19