tcg: Merge INDEX_op_rot{l,r}_{i32,i64}

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

diff --git a/docs/devel/tcg-ops.rst b/docs/devel/tcg-ops.rst
index be82fed41a573b421d66d8d3e5c0c89f3a46e50c..c3a6499d01cd608ca0968834d3c9ef8d7c145b59 100644 (file)
--- a/docs/devel/tcg-ops.rst
+++ b/docs/devel/tcg-ops.rst
@@ -394,15 +394,15 @@ Shifts/Rotates
      - | *t0* = *t1* >> *t2* (signed)
        | Unspecified behavior for negative or out-of-range shifts.
 
-   * - rotl_i32/i64 *t0*, *t1*, *t2*
+   * - rotl *t0*, *t1*, *t2*
 
      - | Rotation of *t2* bits to the left
-       | Unspecified behavior if *t2* < 0 or *t2* >= 32 (resp 64)
+       | Unspecified behavior for negative or out-of-range shifts.
 
-   * - rotr_i32/i64 *t0*, *t1*, *t2*
+   * - rotr *t0*, *t1*, *t2*
 
      - | Rotation of *t2* bits to the right.
-       | Unspecified behavior if *t2* < 0 or *t2* >= 32 (resp 64)
+       | Unspecified behavior for negative or out-of-range shifts.
 
 
 Misc

diff --git a/include/tcg/tcg-opc.h b/include/tcg/tcg-opc.h
index cb8c134e9458037fad4e8b23e0e665ddc3d31d1f..25fd93eb28b25b1b23296bc06de7c2d6964de251 100644 (file)
--- a/include/tcg/tcg-opc.h
+++ b/include/tcg/tcg-opc.h
@@ -58,6 +58,8 @@ DEF(or, 1, 2, 0, TCG_OPF_INT)
 DEF(orc, 1, 2, 0, TCG_OPF_INT)
 DEF(rems, 1, 2, 0, TCG_OPF_INT)
 DEF(remu, 1, 2, 0, TCG_OPF_INT)
+DEF(rotl, 1, 2, 0, TCG_OPF_INT)
+DEF(rotr, 1, 2, 0, TCG_OPF_INT)
 DEF(sar, 1, 2, 0, TCG_OPF_INT)
 DEF(shl, 1, 2, 0, TCG_OPF_INT)
 DEF(shr, 1, 2, 0, TCG_OPF_INT)
@@ -77,8 +79,6 @@ DEF(st8_i32, 0, 2, 1, 0)
 DEF(st16_i32, 0, 2, 1, 0)
 DEF(st_i32, 0, 2, 1, 0)
 /* shifts/rotates */
-DEF(rotl_i32, 1, 2, 0, 0)
-DEF(rotr_i32, 1, 2, 0, 0)
 DEF(deposit_i32, 1, 2, 2, 0)
 DEF(extract_i32, 1, 1, 2, 0)
 DEF(sextract_i32, 1, 1, 2, 0)
@@ -115,8 +115,6 @@ DEF(st16_i64, 0, 2, 1, 0)
 DEF(st32_i64, 0, 2, 1, 0)
 DEF(st_i64, 0, 2, 1, 0)
 /* shifts/rotates */
-DEF(rotl_i64, 1, 2, 0, 0)
-DEF(rotr_i64, 1, 2, 0, 0)
 DEF(deposit_i64, 1, 2, 2, 0)
 DEF(extract_i64, 1, 1, 2, 0)
 DEF(sextract_i64, 1, 1, 2, 0)

diff --git a/tcg/optimize.c b/tcg/optimize.c
index f94be19b727b679dab5785bdf38844419d763113..97a566a6178c9aba082cf2af40c622fc85dc8ed4 100644 (file)
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -464,16 +464,16 @@ static uint64_t do_constant_folding_2(TCGOpcode op, TCGType type,
         }
         return (int64_t)x >> (y & 63);
 
-    case INDEX_op_rotr_i32:
-        return ror32(x, y & 31);
-
-    case INDEX_op_rotr_i64:
+    case INDEX_op_rotr:
+        if (type == TCG_TYPE_I32) {
+            return ror32(x, y & 31);
+        }
         return ror64(x, y & 63);
 
-    case INDEX_op_rotl_i32:
-        return rol32(x, y & 31);
-
-    case INDEX_op_rotl_i64:
+    case INDEX_op_rotl:
+        if (type == TCG_TYPE_I32) {
+            return rol32(x, y & 31);
+        }
         return rol64(x, y & 63);
 
     case INDEX_op_not:
@@ -3025,8 +3025,8 @@ void tcg_optimize(TCGContext *s)
         case INDEX_op_remu:
             done = fold_remainder(&ctx, op);
             break;
-        CASE_OP_32_64(rotl):
-        CASE_OP_32_64(rotr):
+        case INDEX_op_rotl:
+        case INDEX_op_rotr:
         case INDEX_op_sar:
         case INDEX_op_shl:
         case INDEX_op_shr:

diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index 8c8b9d179b3bb1a77879026ab0dc0bb302084d93..1989d8d12cc3a0f066e17970c8480cac4c74eed0 100644 (file)
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -829,12 +829,12 @@ void tcg_gen_ctpop_i32(TCGv_i32 ret, TCGv_i32 arg1)
 
 void tcg_gen_rotl_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
 {
-    if (tcg_op_supported(INDEX_op_rotl_i32, TCG_TYPE_I32, 0)) {
-        tcg_gen_op3_i32(INDEX_op_rotl_i32, ret, arg1, arg2);
-    } else if (tcg_op_supported(INDEX_op_rotr_i32, TCG_TYPE_I32, 0)) {
+    if (tcg_op_supported(INDEX_op_rotl, TCG_TYPE_I32, 0)) {
+        tcg_gen_op3_i32(INDEX_op_rotl, ret, arg1, arg2);
+    } else if (tcg_op_supported(INDEX_op_rotr, TCG_TYPE_I32, 0)) {
         TCGv_i32 t0 = tcg_temp_ebb_new_i32();
         tcg_gen_neg_i32(t0, arg2);
-        tcg_gen_op3_i32(INDEX_op_rotr_i32, ret, arg1, t0);
+        tcg_gen_op3_i32(INDEX_op_rotr, ret, arg1, t0);
         tcg_temp_free_i32(t0);
     } else {
         TCGv_i32 t0 = tcg_temp_ebb_new_i32();
@@ -854,12 +854,12 @@ void tcg_gen_rotli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
     /* some cases can be optimized here */
     if (arg2 == 0) {
         tcg_gen_mov_i32(ret, arg1);
-    } else if (tcg_op_supported(INDEX_op_rotl_i32, TCG_TYPE_I32, 0)) {
+    } else if (tcg_op_supported(INDEX_op_rotl, TCG_TYPE_I32, 0)) {
         TCGv_i32 t0 = tcg_constant_i32(arg2);
-        tcg_gen_op3_i32(INDEX_op_rotl_i32, ret, arg1, t0);
-    } else if (tcg_op_supported(INDEX_op_rotr_i32, TCG_TYPE_I32, 0)) {
+        tcg_gen_op3_i32(INDEX_op_rotl, ret, arg1, t0);
+    } else if (tcg_op_supported(INDEX_op_rotr, TCG_TYPE_I32, 0)) {
         TCGv_i32 t0 = tcg_constant_i32(32 - arg2);
-        tcg_gen_op3_i32(INDEX_op_rotr_i32, ret, arg1, t0);
+        tcg_gen_op3_i32(INDEX_op_rotr, ret, arg1, t0);
     } else {
         TCGv_i32 t0 = tcg_temp_ebb_new_i32();
         TCGv_i32 t1 = tcg_temp_ebb_new_i32();
@@ -873,12 +873,12 @@ void tcg_gen_rotli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
 
 void tcg_gen_rotr_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
 {
-    if (tcg_op_supported(INDEX_op_rotr_i32, TCG_TYPE_I32, 0)) {
-        tcg_gen_op3_i32(INDEX_op_rotr_i32, ret, arg1, arg2);
-    } else if (tcg_op_supported(INDEX_op_rotl_i32, TCG_TYPE_I32, 0)) {
+    if (tcg_op_supported(INDEX_op_rotr, TCG_TYPE_I32, 0)) {
+        tcg_gen_op3_i32(INDEX_op_rotr, ret, arg1, arg2);
+    } else if (tcg_op_supported(INDEX_op_rotl, TCG_TYPE_I32, 0)) {
         TCGv_i32 t0 = tcg_temp_ebb_new_i32();
         tcg_gen_neg_i32(t0, arg2);
-        tcg_gen_op3_i32(INDEX_op_rotl_i32, ret, arg1, t0);
+        tcg_gen_op3_i32(INDEX_op_rotl, ret, arg1, t0);
         tcg_temp_free_i32(t0);
     } else {
         TCGv_i32 t0 = tcg_temp_ebb_new_i32();
@@ -2441,12 +2441,12 @@ void tcg_gen_ctpop_i64(TCGv_i64 ret, TCGv_i64 arg1)
 
 void tcg_gen_rotl_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
 {
-    if (tcg_op_supported(INDEX_op_rotl_i64, TCG_TYPE_I64, 0)) {
-        tcg_gen_op3_i64(INDEX_op_rotl_i64, ret, arg1, arg2);
-    } else if (tcg_op_supported(INDEX_op_rotl_i64, TCG_TYPE_I64, 0)) {
+    if (tcg_op_supported(INDEX_op_rotl, TCG_TYPE_I64, 0)) {
+        tcg_gen_op3_i64(INDEX_op_rotl, ret, arg1, arg2);
+    } else if (tcg_op_supported(INDEX_op_rotl, TCG_TYPE_I64, 0)) {
         TCGv_i64 t0 = tcg_temp_ebb_new_i64();
         tcg_gen_neg_i64(t0, arg2);
-        tcg_gen_op3_i64(INDEX_op_rotr_i64, ret, arg1, t0);
+        tcg_gen_op3_i64(INDEX_op_rotr, ret, arg1, t0);
         tcg_temp_free_i64(t0);
     } else {
         TCGv_i64 t0 = tcg_temp_ebb_new_i64();
@@ -2466,12 +2466,12 @@ void tcg_gen_rotli_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
     /* some cases can be optimized here */
     if (arg2 == 0) {
         tcg_gen_mov_i64(ret, arg1);
-    } else if (tcg_op_supported(INDEX_op_rotl_i64, TCG_TYPE_I64, 0)) {
+    } else if (tcg_op_supported(INDEX_op_rotl, TCG_TYPE_I64, 0)) {
         TCGv_i64 t0 = tcg_constant_i64(arg2);
-        tcg_gen_op3_i64(INDEX_op_rotl_i64, ret, arg1, t0);
-    } else if (tcg_op_supported(INDEX_op_rotr_i64, TCG_TYPE_I64, 0)) {
+        tcg_gen_op3_i64(INDEX_op_rotl, ret, arg1, t0);
+    } else if (tcg_op_supported(INDEX_op_rotr, TCG_TYPE_I64, 0)) {
         TCGv_i64 t0 = tcg_constant_i64(64 - arg2);
-        tcg_gen_op3_i64(INDEX_op_rotr_i64, ret, arg1, t0);
+        tcg_gen_op3_i64(INDEX_op_rotr, ret, arg1, t0);
     } else {
         TCGv_i64 t0 = tcg_temp_ebb_new_i64();
         TCGv_i64 t1 = tcg_temp_ebb_new_i64();
@@ -2485,12 +2485,12 @@ void tcg_gen_rotli_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
 
 void tcg_gen_rotr_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
 {
-    if (tcg_op_supported(INDEX_op_rotr_i64, TCG_TYPE_I64, 0)) {
-        tcg_gen_op3_i64(INDEX_op_rotr_i64, ret, arg1, arg2);
-    } else if (tcg_op_supported(INDEX_op_rotl_i64, TCG_TYPE_I64, 0)) {
+    if (tcg_op_supported(INDEX_op_rotr, TCG_TYPE_I64, 0)) {
+        tcg_gen_op3_i64(INDEX_op_rotr, ret, arg1, arg2);
+    } else if (tcg_op_supported(INDEX_op_rotl, TCG_TYPE_I64, 0)) {
         TCGv_i64 t0 = tcg_temp_ebb_new_i64();
         tcg_gen_neg_i64(t0, arg2);
-        tcg_gen_op3_i64(INDEX_op_rotl_i64, ret, arg1, t0);
+        tcg_gen_op3_i64(INDEX_op_rotl, ret, arg1, t0);
         tcg_temp_free_i64(t0);
     } else {
         TCGv_i64 t0 = tcg_temp_ebb_new_i64();

diff --git a/tcg/tcg.c b/tcg/tcg.c
index 40a3e44b7c16ca74611b0915d2715146c250956c..182f19e5f0ccdd204d049268549058f77ea05c37 100644 (file)
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1042,10 +1042,8 @@ static const TCGOutOp * const all_outop[NB_OPS] = {
     OUTOP(INDEX_op_orc, TCGOutOpBinary, outop_orc),
     OUTOP(INDEX_op_rems, TCGOutOpBinary, outop_rems),
     OUTOP(INDEX_op_remu, TCGOutOpBinary, outop_remu),
-    OUTOP(INDEX_op_rotl_i32, TCGOutOpBinary, outop_rotl),
-    OUTOP(INDEX_op_rotl_i64, TCGOutOpBinary, outop_rotl),
-    OUTOP(INDEX_op_rotr_i32, TCGOutOpBinary, outop_rotr),
-    OUTOP(INDEX_op_rotr_i64, TCGOutOpBinary, outop_rotr),
+    OUTOP(INDEX_op_rotl, TCGOutOpBinary, outop_rotl),
+    OUTOP(INDEX_op_rotr, TCGOutOpBinary, outop_rotr),
     OUTOP(INDEX_op_sar, TCGOutOpBinary, outop_sar),
     OUTOP(INDEX_op_shl, TCGOutOpBinary, outop_shl),
     OUTOP(INDEX_op_shr, TCGOutOpBinary, outop_shr),
@@ -5418,10 +5416,8 @@ static void tcg_reg_alloc_op(TCGContext *s, const TCGOp *op)
     case INDEX_op_orc:
     case INDEX_op_rems:
     case INDEX_op_remu:
-    case INDEX_op_rotl_i32:
-    case INDEX_op_rotl_i64:
-    case INDEX_op_rotr_i32:
-    case INDEX_op_rotr_i64:
+    case INDEX_op_rotl:
+    case INDEX_op_rotr:
     case INDEX_op_sar:
     case INDEX_op_shl:
     case INDEX_op_shr:

diff --git a/tcg/tci.c b/tcg/tci.c
index 0fb13ff61d25ecb3f72823023d28ee3a5f882fb9..b1ee14e65fc28106a813da7381cd21f2e45bf333 100644 (file)
--- a/tcg/tci.c
+++ b/tcg/tci.c
@@ -786,11 +786,11 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env,
 
             /* Shift/rotate operations (64 bit). */
 
-        case INDEX_op_rotl_i64:
+        case INDEX_op_rotl:
             tci_args_rrr(insn, &r0, &r1, &r2);
             regs[r0] = rol64(regs[r1], regs[r2] & 63);
             break;
-        case INDEX_op_rotr_i64:
+        case INDEX_op_rotr:
             tci_args_rrr(insn, &r0, &r1, &r2);
             regs[r0] = ror64(regs[r1], regs[r2] & 63);
             break;
@@ -1066,13 +1066,13 @@ int print_insn_tci(bfd_vma addr, disassemble_info *info)
     case INDEX_op_orc:
     case INDEX_op_rems:
     case INDEX_op_remu:
+    case INDEX_op_rotl:
+    case INDEX_op_rotr:
     case INDEX_op_sar:
     case INDEX_op_shl:
     case INDEX_op_shr:
     case INDEX_op_sub:
     case INDEX_op_xor:
-    case INDEX_op_rotl_i64:
-    case INDEX_op_rotr_i64:
     case INDEX_op_clz_i32:
     case INDEX_op_clz_i64:
     case INDEX_op_ctz_i32:

diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc
index 0a2da3ba479f935faa9ea0da0566cf0af754f9e9..0d15547c9fad818bf6e8838b0813c907b5b13210 100644 (file)
--- a/tcg/tci/tcg-target.c.inc
+++ b/tcg/tci/tcg-target.c.inc
@@ -773,7 +773,7 @@ static void tgen_rotl(TCGContext *s, TCGType type,
 {
     TCGOpcode opc = (type == TCG_TYPE_I32
                      ? INDEX_op_tci_rotl32
-                     : INDEX_op_rotl_i64);
+                     : INDEX_op_rotl);
     tcg_out_op_rrr(s, opc, a0, a1, a2);
 }
 
@@ -787,7 +787,7 @@ static void tgen_rotr(TCGContext *s, TCGType type,
 {
     TCGOpcode opc = (type == TCG_TYPE_I32
                      ? INDEX_op_tci_rotr32
-                     : INDEX_op_rotr_i64);
+                     : INDEX_op_rotr);
     tcg_out_op_rrr(s, opc, a0, a1, a2);
 }