diff mbox series

[v3,070/162] tcg: Merge INDEX_op_mulu2_{i32,i64}

Message ID 20250216231012.2808572-71-richard.henderson@linaro.org
State New
Headers show
Series tcg: Convert to TCGOutOp structures | expand

Commit Message

Richard Henderson Feb. 16, 2025, 11:08 p.m. UTC
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/tcg/tcg-opc.h    |  3 +--
 tcg/optimize.c           | 17 +++++++++--------
 tcg/tcg-op.c             | 10 +++++-----
 tcg/tcg.c                |  9 +++------
 tcg/tci.c                |  6 ++----
 docs/devel/tcg-ops.rst   |  2 +-
 tcg/tci/tcg-target.c.inc |  3 +--
 7 files changed, 22 insertions(+), 28 deletions(-)

Comments

Philippe Mathieu-Daudé Feb. 17, 2025, 8:03 a.m. UTC | #1
On 17/2/25 00:08, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   include/tcg/tcg-opc.h    |  3 +--
>   tcg/optimize.c           | 17 +++++++++--------
>   tcg/tcg-op.c             | 10 +++++-----
>   tcg/tcg.c                |  9 +++------
>   tcg/tci.c                |  6 ++----
>   docs/devel/tcg-ops.rst   |  2 +-
>   tcg/tci/tcg-target.c.inc |  3 +--
>   7 files changed, 22 insertions(+), 28 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
diff mbox series

Patch

diff --git a/include/tcg/tcg-opc.h b/include/tcg/tcg-opc.h
index a45b22ca1a..287bdf3473 100644
--- a/include/tcg/tcg-opc.h
+++ b/include/tcg/tcg-opc.h
@@ -53,6 +53,7 @@  DEF(eqv, 1, 2, 0, TCG_OPF_INT)
 DEF(mul, 1, 2, 0, TCG_OPF_INT)
 DEF(muls2, 2, 2, 0, TCG_OPF_INT)
 DEF(mulsh, 1, 2, 0, TCG_OPF_INT)
+DEF(mulu2, 2, 2, 0, TCG_OPF_INT)
 DEF(muluh, 1, 2, 0, TCG_OPF_INT)
 DEF(nand, 1, 2, 0, TCG_OPF_INT)
 DEF(neg, 1, 1, 0, TCG_OPF_INT)
@@ -92,7 +93,6 @@  DEF(brcond_i32, 0, 2, 2, TCG_OPF_BB_END | TCG_OPF_COND_BRANCH)
 
 DEF(add2_i32, 2, 4, 0, 0)
 DEF(sub2_i32, 2, 4, 0, 0)
-DEF(mulu2_i32, 2, 2, 0, 0)
 DEF(brcond2_i32, 0, 4, 2, TCG_OPF_BB_END | TCG_OPF_COND_BRANCH)
 DEF(setcond2_i32, 1, 4, 1, 0)
 
@@ -133,7 +133,6 @@  DEF(bswap64_i64, 1, 1, 1, 0)
 
 DEF(add2_i64, 2, 4, 0, 0)
 DEF(sub2_i64, 2, 4, 0, 0)
-DEF(mulu2_i64, 2, 2, 0, 0)
 
 #define DATA64_ARGS  (TCG_TARGET_REG_BITS == 64 ? 1 : 2)
 
diff --git a/tcg/optimize.c b/tcg/optimize.c
index 2b0ae4c12d..a4b9e5dec0 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -2057,13 +2057,14 @@  static bool fold_multiply2(OptContext *ctx, TCGOp *op)
         TCGOp *op2;
 
         switch (op->opc) {
-        case INDEX_op_mulu2_i32:
-            l = (uint64_t)(uint32_t)a * (uint32_t)b;
-            h = (int32_t)(l >> 32);
-            l = (int32_t)l;
-            break;
-        case INDEX_op_mulu2_i64:
-            mulu64(&l, &h, a, b);
+        case INDEX_op_mulu2:
+            if (ctx->type == TCG_TYPE_I32) {
+                l = (uint64_t)(uint32_t)a * (uint32_t)b;
+                h = (int32_t)(l >> 32);
+                l = (int32_t)l;
+            } else {
+                mulu64(&l, &h, a, b);
+            }
             break;
         case INDEX_op_muls2:
             if (ctx->type == TCG_TYPE_I32) {
@@ -2963,7 +2964,7 @@  void tcg_optimize(TCGContext *s)
             done = fold_mul_highpart(&ctx, op);
             break;
         case INDEX_op_muls2:
-        CASE_OP_32_64(mulu2):
+        case INDEX_op_mulu2:
             done = fold_multiply2(&ctx, op);
             break;
         case INDEX_op_nand:
diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index a4d976242a..22af3b12bc 100644
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -1138,8 +1138,8 @@  void tcg_gen_sub2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 al,
 
 void tcg_gen_mulu2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32 arg2)
 {
-    if (tcg_op_supported(INDEX_op_mulu2_i32, TCG_TYPE_I32, 0)) {
-        tcg_gen_op4_i32(INDEX_op_mulu2_i32, rl, rh, arg1, arg2);
+    if (tcg_op_supported(INDEX_op_mulu2, TCG_TYPE_I32, 0)) {
+        tcg_gen_op4_i32(INDEX_op_mulu2, rl, rh, arg1, arg2);
     } else if (tcg_op_supported(INDEX_op_muluh, TCG_TYPE_I32, 0)) {
         TCGv_i32 t = tcg_temp_ebb_new_i32();
         tcg_gen_op3_i32(INDEX_op_mul, t, arg1, arg2);
@@ -2861,8 +2861,8 @@  void tcg_gen_sub2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 al,
 
 void tcg_gen_mulu2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2)
 {
-    if (tcg_op_supported(INDEX_op_mulu2_i64, TCG_TYPE_I64, 0)) {
-        tcg_gen_op4_i64(INDEX_op_mulu2_i64, rl, rh, arg1, arg2);
+    if (tcg_op_supported(INDEX_op_mulu2, TCG_TYPE_I64, 0)) {
+        tcg_gen_op4_i64(INDEX_op_mulu2, rl, rh, arg1, arg2);
     } else if (tcg_op_supported(INDEX_op_muluh, TCG_TYPE_I64, 0)) {
         TCGv_i64 t = tcg_temp_ebb_new_i64();
         tcg_gen_op3_i64(INDEX_op_mul, t, arg1, arg2);
@@ -2888,7 +2888,7 @@  void tcg_gen_muls2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2)
         tcg_gen_op3_i64(INDEX_op_mulsh, rh, arg1, arg2);
         tcg_gen_mov_i64(rl, t);
         tcg_temp_free_i64(t);
-    } else if (tcg_op_supported(INDEX_op_mulu2_i64, TCG_TYPE_I64, 0) ||
+    } else if (tcg_op_supported(INDEX_op_mulu2, TCG_TYPE_I64, 0) ||
                tcg_op_supported(INDEX_op_muluh, TCG_TYPE_I64, 0)) {
         TCGv_i64 t0 = tcg_temp_ebb_new_i64();
         TCGv_i64 t1 = tcg_temp_ebb_new_i64();
diff --git a/tcg/tcg.c b/tcg/tcg.c
index e3db979768..5ee15ec116 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1043,8 +1043,7 @@  static const TCGOutOp * const all_outop[NB_OPS] = {
     OUTOP(INDEX_op_mul, TCGOutOpBinary, outop_mul),
     OUTOP(INDEX_op_muls2, TCGOutOpMul2, outop_muls2),
     OUTOP(INDEX_op_mulsh, TCGOutOpBinary, outop_mulsh),
-    OUTOP(INDEX_op_mulu2_i32, TCGOutOpMul2, outop_mulu2),
-    OUTOP(INDEX_op_mulu2_i64, TCGOutOpMul2, outop_mulu2),
+    OUTOP(INDEX_op_mulu2, TCGOutOpMul2, outop_mulu2),
     OUTOP(INDEX_op_muluh, TCGOutOpBinary, outop_muluh),
     OUTOP(INDEX_op_nand, TCGOutOpBinary, outop_nand),
     OUTOP(INDEX_op_neg, TCGOutOpUnary, outop_neg),
@@ -4009,8 +4008,7 @@  liveness_pass_1(TCGContext *s)
             opc_new = INDEX_op_mul;
             opc_new2 = INDEX_op_mulsh;
             goto do_mul2;
-        case INDEX_op_mulu2_i32:
-        case INDEX_op_mulu2_i64:
+        case INDEX_op_mulu2:
             opc_new = INDEX_op_mul;
             opc_new2 = INDEX_op_muluh;
         do_mul2:
@@ -5462,8 +5460,7 @@  static void tcg_reg_alloc_op(TCGContext *s, const TCGOp *op)
         break;
 
     case INDEX_op_muls2:
-    case INDEX_op_mulu2_i32:
-    case INDEX_op_mulu2_i64:
+    case INDEX_op_mulu2:
         {
             const TCGOutOpMul2 *out =
                 container_of(all_outop[op->opc], TCGOutOpMul2, base);
diff --git a/tcg/tci.c b/tcg/tci.c
index 5c8c62c0ef..569b5c7ed0 100644
--- a/tcg/tci.c
+++ b/tcg/tci.c
@@ -590,8 +590,7 @@  uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env,
             muls64(&regs[r0], &regs[r1], regs[r2], regs[r3]);
 #endif
             break;
-        case INDEX_op_mulu2_i32:
-        case INDEX_op_mulu2_i64:
+        case INDEX_op_mulu2:
             tci_args_rrrr(insn, &r0, &r1, &r2, &r3);
 #if TCG_TARGET_REG_BITS == 32
             tmp64 = (uint64_t)(uint32_t)regs[r2] * (uint32_t)regs[r3];
@@ -1092,8 +1091,7 @@  int print_insn_tci(bfd_vma addr, disassemble_info *info)
         break;
 
     case INDEX_op_muls2:
-    case INDEX_op_mulu2_i32:
-    case INDEX_op_mulu2_i64:
+    case INDEX_op_mulu2:
         tci_args_rrrr(insn, &r0, &r1, &r2, &r3);
         info->fprintf_func(info->stream, "%-12s  %s, %s, %s, %s",
                            op_name, str_r(r0), str_r(r1),
diff --git a/docs/devel/tcg-ops.rst b/docs/devel/tcg-ops.rst
index 0394767291..592e002971 100644
--- a/docs/devel/tcg-ops.rst
+++ b/docs/devel/tcg-ops.rst
@@ -599,7 +599,7 @@  Multiword arithmetic support
          formed from two single-word arguments, and the double-word output *t0*
          is returned in two single-word outputs.
 
-   * - mulu2_i32/i64 *t0_low*, *t0_high*, *t1*, *t2*
+   * - mulu2 *t0_low*, *t0_high*, *t1*, *t2*
 
      - | Similar to mul, except two unsigned inputs *t1* and *t2* yielding the full
          double-word product *t0*. The latter is returned in two single-word outputs.
diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc
index 4bce206f80..563529e055 100644
--- a/tcg/tci/tcg-target.c.inc
+++ b/tcg/tci/tcg-target.c.inc
@@ -728,8 +728,7 @@  static const TCGOutOpBinary outop_mulsh = {
 static void tgen_mulu2(TCGContext *s, TCGType type,
                        TCGReg a0, TCGReg a1, TCGReg a2, TCGReg a3)
 {
-    tcg_out_op_rrrr(s, glue(INDEX_op_mulu2_i,TCG_TARGET_REG_BITS),
-                    a0, a1, a2, a3);
+    tcg_out_op_rrrr(s, INDEX_op_mulu2, a0, a1, a2, a3);
 }
 
 static const TCGOutOpMul2 outop_mulu2 = {