[wasm-simd] Move extadd pairwise out of post-mvp

Bug: v8:11086
Change-Id: Id7ec472d5311c3a1e4e54d9df65fee9c87ae6ec7
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2707777Reviewed-by: Bill Budge <bbudge@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72935}

src/compiler/backend/instruction-selector.cc

@@ -2762,24 +2762,6 @@ void InstructionSelector::VisitPrefetchNonTemporal(Node* node) {
 }
 #endif  // !V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_X64 || !V8_TARGET_ARCH_IA32
 
-#if !V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_X64 && \
-    !V8_TARGET_ARCH_IA32
-// TODO(v8:11086) Prototype extended pairwise add.
-void InstructionSelector::VisitI32x4ExtAddPairwiseI16x8S(Node* node) {
-  UNIMPLEMENTED();
-}
-void InstructionSelector::VisitI32x4ExtAddPairwiseI16x8U(Node* node) {
-  UNIMPLEMENTED();
-}
-void InstructionSelector::VisitI16x8ExtAddPairwiseI8x16S(Node* node) {
-  UNIMPLEMENTED();
-}
-void InstructionSelector::VisitI16x8ExtAddPairwiseI8x16U(Node* node) {
-  UNIMPLEMENTED();
-}
-#endif  // !V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_X64
-        // && !V8_TARGET_ARCH_IA32
-
 #if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_IA32 && !V8_TARGET_ARCH_ARM64 && \
     !V8_TARGET_ARCH_ARM
 // TODO(v8:10983) Prototyping sign select.

src/wasm/wasm-opcodes.h

@@ -424,6 +424,8 @@ bool V8_EXPORT_PRIVATE IsJSCompatibleSignature(const FunctionSig* sig,
   V(I16x8ExtMulLowI8x16U, 0xfd9e, s_ss)      \
   V(I16x8ExtMulHighI8x16U, 0xfd9f, s_ss)     \
   V(I16x8Q15MulRSatS, 0xfd9c, s_ss)          \
+  V(I16x8ExtAddPairwiseI8x16S, 0xfdc2, s_s)  \
+  V(I16x8ExtAddPairwiseI8x16U, 0xfdc3, s_s)  \
   V(I32x4Abs, 0xfda0, s_s)                   \
   V(I32x4Neg, 0xfda1, s_s)                   \
   V(V32x4AllTrue, 0xfda3, i_s)               \
@@ -449,6 +451,8 @@ bool V8_EXPORT_PRIVATE IsJSCompatibleSignature(const FunctionSig* sig,
   V(I32x4ExtMulHighI16x8U, 0xfdbf, s_ss)     \
   V(I32x4TruncSatF64x2SZero, 0xfd55, s_s)    \
   V(I32x4TruncSatF64x2UZero, 0xfd56, s_s)    \
+  V(I32x4ExtAddPairwiseI16x8S, 0xfda5, s_s)  \
+  V(I32x4ExtAddPairwiseI16x8U, 0xfda6, s_s)  \
   V(I64x2Abs, 0xfda2, s_s)                   \
   V(I64x2Neg, 0xfdc1, s_s)                   \
   V(V64x2AllTrue, 0xfdcf, i_s)               \
@@ -516,10 +520,6 @@ bool V8_EXPORT_PRIVATE IsJSCompatibleSignature(const FunctionSig* sig,
   V(I16x8SignSelect, 0xfd7e, s_sss)         \
   V(I32x4SignSelect, 0xfd7f, s_sss)         \
   V(I64x2SignSelect, 0xfd94, s_sss)         \
-  V(I32x4ExtAddPairwiseI16x8S, 0xfda5, s_s) \
-  V(I32x4ExtAddPairwiseI16x8U, 0xfda6, s_s) \
-  V(I16x8ExtAddPairwiseI8x16S, 0xfdc2, s_s) \
-  V(I16x8ExtAddPairwiseI8x16U, 0xfdc3, s_s) \
   V(F32x4Qfma, 0xfdb4, s_sss)               \
   V(F32x4Qfms, 0xfdd4, s_sss)               \
   V(F64x2Qfma, 0xfdfe, s_sss)               \

test/cctest/wasm/test-run-wasm-simd.cc

@@ -1998,14 +1998,10 @@ WASM_SIMD_TEST(S128Not) {
                    [](int32_t x) { return ~x; });
 }
 
-#if V8_TARGET_ARCH_ARM64 || V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_X64 || \
-    V8_TARGET_ARCH_IA32
-// TODO(v8:11086) Prototype i32x4.extadd_pairwise_i16x8_{s,u}
 template <typename Narrow, typename Wide>
 void RunExtAddPairwiseTest(TestExecutionTier execution_tier,
                            LowerSimd lower_simd, WasmOpcode ext_add_pairwise,
                            WasmOpcode splat) {
-  FLAG_SCOPE(wasm_simd_post_mvp);
   constexpr int num_lanes = kSimd128Size / sizeof(Wide);
   WasmRunner<int32_t, Narrow> r(execution_tier, lower_simd);
   Wide* g = r.builder().template AddGlobal<Wide>(kWasmS128);
@@ -2048,8 +2044,6 @@ WASM_SIMD_TEST_NO_LOWERING(I16x8ExtAddPairwiseI8x16U) {
                                            kExprI16x8ExtAddPairwiseI8x16U,
                                            kExprI8x16Splat);
 }
-#endif  // V8_TARGET_ARCH_ARM64 || V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_X64 ||
-        // V8_TARGET_ARCH_IA32
 
 void RunI32x4BinOpTest(TestExecutionTier execution_tier, LowerSimd lower_simd,
                        WasmOpcode opcode, Int32BinOp expected_op) {