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[release/9.0-staging] [wasm][aot] Reenable AOT System.Runtime.Intrinsics/tests and fix problems that exposed #118417

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[release/9.0-staging] [wasm][aot] Reenable AOT System.Runtime.Intrinsics/tests and fix problems that exposed #118417

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f942e7d
Enable System.Runtime.Intrinsics/tests in wasm smoke tests
lewing Apr 30, 2025
1a88f69
Update tests.proj
lewing Apr 30, 2025
3aeeb3a
Update tests.proj
lewing Apr 30, 2025
556f6ef
Reimplement swizzle in terms of swizzle
lewing May 4, 2025
fe5ce9f
Fix the aot min/max intrinsics
lewing May 4, 2025
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5 changes: 5 additions & 0 deletions src/libraries/tests.proj
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Original file line number Diff line number Diff line change
Expand Up @@ -569,6 +569,11 @@
<GrpcTestProject Include="$(RepoRoot)\src\tests\FunctionalTests\Android\Device_Emulator\gRPC\Android.Device_Emulator.gRPC.Test.csproj" />
</ItemGroup>

<!-- browser smoke tests -->
<ItemGroup Condition="'$(TargetOS)' == 'browser'">
<SmokeTestProject Include="$(MSBuildThisFileDirectory)System.Runtime.Intrinsics\tests\System.Runtime.Intrinsics.Tests.csproj" />
</ItemGroup>

<!-- wasi/interp smoke tests -->
<ItemGroup Condition="'$(TargetOS)' == 'wasi' and '$(RunAOTCompilation)' != 'true'">
<SmokeTestProject Include="$(MSBuildThisFileDirectory)Microsoft.XmlSerializer.Generator\tests\Microsoft.XmlSerializer.Generator.Tests.csproj" />
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35 changes: 22 additions & 13 deletions src/mono/mono/mini/mini-llvm.c
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Expand Up @@ -10449,20 +10449,29 @@ MONO_RESTORE_WARNING
break;
}
case OP_WASM_SIMD_SWIZZLE: {
LLVMValueRef bidx = LLVMBuildBitCast (builder, rhs, LLVMVectorType (i1_t, 16), "");
int nelems = LLVMGetVectorSize (LLVMTypeOf (lhs));
if (nelems == 16) {
LLVMValueRef args [] = { lhs, rhs };
values [ins->dreg] = call_intrins (ctx, INTRINS_WASM_SWIZZLE, args, "");
break;
}

LLVMValueRef indexes [16];
for (int i = 0; i < nelems; ++i)
indexes [i] = LLVMBuildExtractElement (builder, rhs, const_int32 (i), "");
LLVMValueRef shuffle_val = LLVMConstNull (LLVMVectorType (i4_t, nelems));
for (int i = 0; i < nelems; ++i)
shuffle_val = LLVMBuildInsertElement (builder, shuffle_val, convert (ctx, indexes [i], i4_t), const_int32 (i), "");
values [ins->dreg] = LLVMBuildShuffleVector (builder, lhs, LLVMGetUndef (LLVMTypeOf (lhs)), shuffle_val, "");
if (nelems < 16) {
int shift = nelems == 8 ? 1 : (nelems == 4 ? 2 : 3);
LLVMValueRef fill = LLVMConstNull (LLVMVectorType (i1_t, 16));
LLVMValueRef offset = LLVMConstNull (LLVMVectorType (i1_t, 16));
int stride = 16 / nelems;
for (int i = 0; i < nelems; ++i) {
for (int j = 0; j < stride; ++j) {
offset = LLVMBuildInsertElement (builder, offset, const_int8 (j), const_int8 (i * stride + j), "");
fill = LLVMBuildInsertElement (builder, fill, const_int8 (i * stride), const_int8 (i * stride + j), "");
}
}
LLVMValueRef shiftv = create_shift_vector (ctx, bidx, const_int32 (shift));
bidx = LLVMBuildShl (builder, bidx, shiftv, "");
LLVMValueRef args [] = { bidx, fill };
bidx = call_intrins (ctx, INTRINS_WASM_SWIZZLE, args, "");
bidx = LLVMBuildAdd (builder, bidx, offset, "");
}
LLVMValueRef lhs_b = LLVMBuildBitCast (builder, lhs, LLVMVectorType (i1_t, 16), "");
LLVMValueRef args [] = { lhs_b, bidx };
LLVMValueRef result_b = call_intrins (ctx, INTRINS_WASM_SWIZZLE, args, "");
values [ins->dreg] = LLVMBuildBitCast (builder, result_b, LLVMTypeOf (lhs), "");
break;
}
case OP_WASM_EXTRACT_NARROW: {
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4 changes: 2 additions & 2 deletions src/mono/mono/mini/simd-intrinsics.c
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Expand Up @@ -5968,8 +5968,8 @@ static SimdIntrinsic packedsimd_methods [] = {
{SN_LoadScalarVector128},
{SN_LoadVector128, OP_LOADX_MEMBASE},
{SN_LoadWideningVector128, OP_WASM_SIMD_LOAD_WIDENING},
{SN_Max, OP_XBINOP, OP_IMIN, OP_XBINOP, OP_IMIN_UN, OP_XBINOP, OP_FMIN},
{SN_Min, OP_XBINOP, OP_IMAX, OP_XBINOP, OP_IMAX_UN, OP_XBINOP, OP_FMAX},
{SN_Max, OP_XBINOP, OP_IMAX, OP_XBINOP, OP_IMAX_UN, OP_XBINOP, OP_FMAX},
{SN_Min, OP_XBINOP, OP_IMIN, OP_XBINOP, OP_IMIN_UN, OP_XBINOP, OP_FMIN},
{SN_Multiply},
{SN_MultiplyRoundedSaturateQ15, OP_XOP_X_X_X, INTRINS_WASM_Q15MULR_SAT_SIGNED},
{SN_MultiplyWideningLower, OP_WASM_EXTMUL_LOWER, 0, OP_WASM_EXTMUL_LOWER_U},
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