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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: philmd@linaro.org, pbonzini@redhat.com
Subject: [PATCH v3 16/38] tcg: Add TCGConst argument to tcg_target_const_match
Date: Thu, 11 Jan 2024 09:43:46 +1100	[thread overview]
Message-ID: <20240110224408.10444-17-richard.henderson@linaro.org> (raw)
In-Reply-To: <20240110224408.10444-1-richard.henderson@linaro.org>

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



  parent reply	other threads:[~2024-01-10 22:47 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-10 22:43 [PATCH v3 00/38] tcg: Introduce TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-10 22:43 ` [PATCH v3 01/38] " Richard Henderson
2024-01-10 22:43 ` [PATCH v3 02/38] tcg: Introduce TCG_TARGET_HAS_tst Richard Henderson
2024-01-16 21:42   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 03/38] tcg/optimize: Split out arg_is_const_val Richard Henderson
2024-01-10 22:43 ` [PATCH v3 04/38] tcg/optimize: Split out do_constant_folding_cond1 Richard Henderson
2024-01-10 22:43 ` [PATCH v3 05/38] tcg/optimize: Do swap_commutative2 in do_constant_folding_cond2 Richard Henderson
2024-01-10 22:43 ` [PATCH v3 06/38] tcg/optimize: Handle TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-10 22:43 ` [PATCH v3 07/38] tcg/optimize: Lower TCG_COND_TST{EQ, NE} if unsupported Richard Henderson
2024-01-16 22:02   ` [PATCH v3 07/38] tcg/optimize: Lower TCG_COND_TST{EQ,NE} " Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 08/38] target/alpha: Pass immediate value to gen_bcond_internal() Richard Henderson
2024-01-16 22:02   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 09/38] target/alpha: Use TCG_COND_TST{EQ,NE} for BLB{C,S} Richard Henderson
2024-01-16 22:03   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 10/38] target/alpha: Use TCG_COND_TST{EQ, NE} for CMOVLB{C, S} Richard Henderson
2024-01-10 22:43 ` [PATCH v3 11/38] target/alpha: Use TCG_COND_TSTNE for gen_fold_mzero Richard Henderson
2024-01-10 22:43 ` [PATCH v3 12/38] target/m68k: Use TCG_COND_TST{EQ, NE} in gen_fcc_cond Richard Henderson
2024-01-16 22:06   ` [PATCH v3 12/38] target/m68k: Use TCG_COND_TST{EQ,NE} " Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 13/38] target/sparc: Use TCG_COND_TSTEQ in gen_op_mulscc Richard Henderson
2024-01-16 21:44   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 14/38] target/s390x: Use TCG_COND_TSTNE for CC_OP_{TM,ICM} Richard Henderson
2024-01-19 21:59   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 15/38] target/s390x: Improve general case of disas_jcc Richard Henderson
2024-01-16 22:19   ` Philippe Mathieu-Daudé
2024-01-17  3:19     ` Richard Henderson
2024-01-19 23:27       ` Philippe Mathieu-Daudé
2024-01-19 23:22   ` [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 23:22   ` [PATCH v3 15/38 2/6] target/s390x: Reorder CC_OP_STATIC switch case in disas_jcc (2/5) Philippe Mathieu-Daudé
2024-01-19 23:22   ` [PATCH v3 15/38 3/6] target/s390x: Reorder CC_OP_STATIC switch case in disas_jcc (3/5) Philippe Mathieu-Daudé
2024-01-19 23:23   ` [PATCH v3 15/38 4/6] target/s390x: Reorder CC_OP_STATIC switch case in disas_jcc (4/5) Philippe Mathieu-Daudé
2024-01-19 23:23   ` [PATCH v3 15/38 5/6] target/s390x: Reorder CC_OP_STATIC switch case in disas_jcc (5/5) Philippe Mathieu-Daudé
2024-01-19 23:23   ` [PATCH v3 15/38 6/6] target/s390x: Improve general case of disas_jcc Philippe Mathieu-Daudé
2024-01-19 23:27     ` Philippe Mathieu-Daudé
2024-01-22 21:38     ` Ilya Leoshkevich
2024-01-10 22:43 ` Richard Henderson [this message]
2024-01-10 22:43 ` [PATCH v3 17/38] tcg/aarch64: Support TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-19 22:09   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 18/38] tcg/aarch64: Generate TBZ, TBNZ Richard Henderson
2024-01-19 22:47   ` [PATCH v3 18/38 1/2] tcg/aarch64: Massage tcg_out_brcond() Philippe Mathieu-Daudé
2024-01-19 22:47   ` [PATCH v3 18/38 2/2] tcg/aarch64: Generate TBZ, TBNZ Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 19/38] tcg/aarch64: Generate CBNZ for TSTNE of UINT32_MAX Richard Henderson
2024-01-22 14:20   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 20/38] tcg/arm: Factor tcg_out_cmp() out Richard Henderson
2024-01-16 22:22   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 21/38] tcg/arm: Support TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-16 22:26   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 22/38] tcg/i386: Pass x86 condition codes to tcg_out_cmov Richard Henderson
2024-01-10 22:43 ` [PATCH v3 23/38] tcg/i386: Move tcg_cond_to_jcc[] into tcg_out_cmp Richard Henderson
2024-01-10 22:43 ` [PATCH v3 24/38] tcg/i386: Support TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-10 22:43 ` [PATCH v3 25/38] tcg/i386: Improve TSTNE/TESTEQ vs powers of two Richard Henderson
2024-01-10 22:43 ` [PATCH v3 26/38] tcg/i386: Use TEST r,r to test 8/16/32 bits Richard Henderson
2024-01-20 11:02   ` Philippe Mathieu-Daudé
2024-01-10 22:43 ` [PATCH v3 27/38] tcg/sparc64: Hoist read of tcg_cond_to_rcond Richard Henderson
2024-01-10 22:43 ` [PATCH v3 28/38] tcg/sparc64: Pass TCGCond to tcg_out_cmp Richard Henderson
2024-01-10 22:43 ` [PATCH v3 29/38] tcg/sparc64: Support TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-10 22:44 ` [PATCH v3 30/38] tcg/ppc: Sink tcg_to_bc usage into tcg_out_bc Richard Henderson
2024-01-10 22:44 ` [PATCH v3 31/38] tcg/ppc: Use cr0 in tcg_to_bc and tcg_to_isel Richard Henderson
2024-01-16 21:51   ` Philippe Mathieu-Daudé
2024-01-10 22:44 ` [PATCH v3 32/38] tcg/ppc: Tidy up tcg_target_const_match Richard Henderson
2024-01-10 22:44 ` [PATCH v3 33/38] tcg/ppc: Add TCG_CT_CONST_CMP Richard Henderson
2024-01-19 22:12   ` Philippe Mathieu-Daudé
2024-01-10 22:44 ` [PATCH v3 34/38] tcg/ppc: Support TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-19 22:20   ` Philippe Mathieu-Daudé
2024-01-10 22:44 ` [PATCH v3 35/38] tcg/s390x: Split constraint A into J+U Richard Henderson
2024-01-16 21:55   ` Philippe Mathieu-Daudé
2024-01-10 22:44 ` [PATCH v3 36/38] tcg/s390x: Add TCG_CT_CONST_CMP Richard Henderson
2024-01-16 21:57   ` Philippe Mathieu-Daudé
2024-01-10 22:44 ` [PATCH v3 37/38] tcg/s390x: Support TCG_COND_TST{EQ,NE} Richard Henderson
2024-01-23  5:36   ` Philippe Mathieu-Daudé
2024-01-10 22:44 ` [PATCH v3 38/38] tcg/tci: " Richard Henderson

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