Author: cs25resch11005-bhuvan Date: 2025-12-09T17:17:17Z New Revision: fa607658a2bdbb5b47e6243b3871d4d6aab09335
URL: https://github.com/llvm/llvm-project/commit/fa607658a2bdbb5b47e6243b3871d4d6aab09335 DIFF: https://github.com/llvm/llvm-project/commit/fa607658a2bdbb5b47e6243b3871d4d6aab09335.diff LOG: [CIR][CIRGen][Builtin][X86] Masked compress Intrinsics (#169582) Added masked compress builtin in CIR. Note: This is my first PR to llvm. Looking forward to corrections --------- Co-authored-by: bhuvan1527 <[email protected]> Added: clang/test/CIR/CodeGenBuiltins/X86/avx512vlvbmi2-builtins.c Modified: clang/lib/CIR/CodeGen/CIRGenBuiltinX86.cpp clang/test/CIR/CodeGenBuiltins/X86/avx512vl-builtins.c Removed: ################################################################################ diff --git a/clang/lib/CIR/CodeGen/CIRGenBuiltinX86.cpp b/clang/lib/CIR/CodeGen/CIRGenBuiltinX86.cpp index fb17e31bf36d6..855134ba2b249 100644 --- a/clang/lib/CIR/CodeGen/CIRGenBuiltinX86.cpp +++ b/clang/lib/CIR/CodeGen/CIRGenBuiltinX86.cpp @@ -151,6 +151,17 @@ computeFullLaneShuffleMask(CIRGenFunction &cgf, const mlir::Value vec, outIndices.resize(numElts); } +static mlir::Value emitX86CompressExpand(CIRGenBuilderTy &builder, + mlir::Location loc, mlir::Value source, + mlir::Value mask, + mlir::Value inputVector, + const std::string &id) { + auto resultTy = cast<cir::VectorType>(mask.getType()); + mlir::Value maskValue = getMaskVecValue( + builder, loc, inputVector, cast<cir::VectorType>(resultTy).getSize()); + return emitIntrinsicCallOp(builder, loc, id, resultTy, + mlir::ValueRange{source, mask, maskValue}); +} static mlir::Value emitX86MaskAddLogic(CIRGenBuilderTy &builder, mlir::Location loc, @@ -712,6 +723,10 @@ mlir::Value CIRGenFunction::emitX86BuiltinExpr(unsigned builtinID, case X86::BI__builtin_ia32_compressstoreqi128_mask: case X86::BI__builtin_ia32_compressstoreqi256_mask: case X86::BI__builtin_ia32_compressstoreqi512_mask: + cgm.errorNYI(expr->getSourceRange(), + std::string("unimplemented X86 builtin call: ") + + getContext().BuiltinInfo.getName(builtinID)); + return {}; case X86::BI__builtin_ia32_expanddf128_mask: case X86::BI__builtin_ia32_expanddf256_mask: case X86::BI__builtin_ia32_expanddf512_mask: @@ -729,7 +744,11 @@ mlir::Value CIRGenFunction::emitX86BuiltinExpr(unsigned builtinID, case X86::BI__builtin_ia32_expandhi512_mask: case X86::BI__builtin_ia32_expandqi128_mask: case X86::BI__builtin_ia32_expandqi256_mask: - case X86::BI__builtin_ia32_expandqi512_mask: + case X86::BI__builtin_ia32_expandqi512_mask: { + mlir::Location loc = getLoc(expr->getExprLoc()); + return emitX86CompressExpand(builder, loc, ops[0], ops[1], ops[2], + "x86.avx512.mask.expand"); + } case X86::BI__builtin_ia32_compressdf128_mask: case X86::BI__builtin_ia32_compressdf256_mask: case X86::BI__builtin_ia32_compressdf512_mask: @@ -747,11 +766,11 @@ mlir::Value CIRGenFunction::emitX86BuiltinExpr(unsigned builtinID, case X86::BI__builtin_ia32_compresshi512_mask: case X86::BI__builtin_ia32_compressqi128_mask: case X86::BI__builtin_ia32_compressqi256_mask: - case X86::BI__builtin_ia32_compressqi512_mask: - cgm.errorNYI(expr->getSourceRange(), - std::string("unimplemented X86 builtin call: ") + - getContext().BuiltinInfo.getName(builtinID)); - return {}; + case X86::BI__builtin_ia32_compressqi512_mask: { + mlir::Location loc = getLoc(expr->getExprLoc()); + return emitX86CompressExpand(builder, loc, ops[0], ops[1], ops[2], + "x86.avx512.mask.compress"); + } case X86::BI__builtin_ia32_gather3div2df: case X86::BI__builtin_ia32_gather3div2di: case X86::BI__builtin_ia32_gather3div4df: diff --git a/clang/test/CIR/CodeGenBuiltins/X86/avx512vl-builtins.c b/clang/test/CIR/CodeGenBuiltins/X86/avx512vl-builtins.c index accf1f60d7c32..9ba3e19d41566 100644 --- a/clang/test/CIR/CodeGenBuiltins/X86/avx512vl-builtins.c +++ b/clang/test/CIR/CodeGenBuiltins/X86/avx512vl-builtins.c @@ -199,3 +199,36 @@ __m256i test_mm256_mask_i32gather_epi32(__m256i __v1_old, __mmask8 __mask, __m25 // OGCG: @llvm.x86.avx512.mask.gather3siv8.si return _mm256_mmask_i32gather_epi32(__v1_old, __mask, __index, __addr, 2); } + +__m128d test_mm_mask_expand_pd(__m128d __W, __mmask8 __U, __m128d __A) { + // CIR-LABEL: _mm_mask_expand_pd + // CIR: %[[MASK:.*]] = cir.cast bitcast {{.*}} : !u8i -> !cir.vector<8 x !cir.int<u, 1>> + // CIR: %[[SHUF:.*]] = cir.vec.shuffle(%[[MASK]], %[[MASK]] : !cir.vector<8 x !cir.int<u, 1>>) [#cir.int<0> : !s32i, #cir.int<1> : !s32i] : !cir.vector<2 x !cir.int<u, 1>> + + // LLVM-LABEL: test_mm_mask_expand_pd + // LLVM: %[[BC:.*]] = bitcast i8 %{{.*}} to <8 x i1> + // LLVM: %[[SHUF:.*]] = shufflevector <8 x i1> %[[BC]], <8 x i1> %[[BC]], <2 x i32> <i32 0, i32 1> + + // OGCG-LABEL: test_mm_mask_expand_pd + // OGCG: %[[BC:.*]] = bitcast i8 %{{.*}} to <8 x i1> + // OGCG: %[[SHUF:.*]] = shufflevector <8 x i1> %[[BC]], <8 x i1> %[[BC]], <2 x i32> <i32 0, i32 1> + + return _mm_mask_expand_pd(__W,__U,__A); +} + +__m128d test_mm_maskz_expand_pd(__mmask8 __U, __m128d __A) { + // CIR-LABEL: _mm_maskz_expand_pd + // CIR: %[[MASK:.*]] = cir.cast bitcast {{.*}} : !u8i -> !cir.vector<8 x !cir.int<u, 1>> + // CIR: %[[SHUF:.*]] = cir.vec.shuffle(%[[MASK]], %[[MASK]] : !cir.vector<8 x !cir.int<u, 1>>) [#cir.int<0> : !s32i, #cir.int<1> : !s32i] : !cir.vector<2 x !cir.int<u, 1>> + + // LLVM-LABEL: test_mm_maskz_expand_pd + // LLVM: %[[BC:.*]] = bitcast i8 %{{.*}} to <8 x i1> + // LLVM: %[[SHUF:.*]] = shufflevector <8 x i1> %[[BC]], <8 x i1> %[[BC]], <2 x i32> <i32 0, i32 1> + + // OGCG-LABEL: test_mm_maskz_expand_pd + // OGCG: %[[BC:.*]] = bitcast i8 %{{.*}} to <8 x i1> + // OGCG: %[[SHUF:.*]] = shufflevector <8 x i1> %[[BC]], <8 x i1> %[[BC]], <2 x i32> <i32 0, i32 1> + + return _mm_maskz_expand_pd(__U,__A); +} + diff --git a/clang/test/CIR/CodeGenBuiltins/X86/avx512vlvbmi2-builtins.c b/clang/test/CIR/CodeGenBuiltins/X86/avx512vlvbmi2-builtins.c new file mode 100644 index 0000000000000..964971d71eb6c --- /dev/null +++ b/clang/test/CIR/CodeGenBuiltins/X86/avx512vlvbmi2-builtins.c @@ -0,0 +1,171 @@ + +// RUN: %clang_cc1 -x c -flax-vector-conversions=none -ffreestanding %s -triple=x86_64-unknown-linux -target-feature +avx512vlvbmi2 -fclangir -emit-cir -o %t.cir -Wall -Werror -Wsign-conversion +// RUN: FileCheck --check-prefix=CIR --input-file=%t.cir %s +// RUN: %clang_cc1 -x c -flax-vector-conversions=none -ffreestanding %s -triple=x86_64-unknown-linux -target-feature +avx512vlvbmi2 -fclangir -emit-llvm -o %t.ll -Wall -Werror -Wsign-conversion +// RUN: FileCheck --check-prefixes=LLVM --input-file=%t.ll %s + +// RUN: %clang_cc1 -x c++ -flax-vector-conversions=none -ffreestanding %s -triple=x86_64-unknown-linux -target-feature +avx512vlvbmi2 -fclangir -emit-cir -o %t.cir -Wall -Werror -Wsign-conversion +// RUN: FileCheck --check-prefix=CIR --input-file=%t.cir %s +// RUN: %clang_cc1 -x c++ -flax-vector-conversions=none -ffreestanding %s -triple=x86_64-unknown-linux -target-feature +avx512vlvbmi2 -fclangir -emit-llvm -o %t.ll -Wall -Werror -Wsign-conversion +// RUN: FileCheck --check-prefixes=LLVM --input-file=%t.ll %s + +#include <immintrin.h> + + +__m128i test_mm_mask_compress_epi16(__m128i __S, __mmask8 __U, __m128i __D) { + // CIR-LABEL: test_mm_mask_compress_epi16 + // %[[MASK8:.+]] = cir.cast bitcast %{{.+}} : !u8i -> !cir.vector<8 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.compress" %{{.+}}, %{{.+}}, %[[MASK8]]: (!cir.vector<8 x !s16i>, !cir.vector<8 x !s16i>, !cir.vector<8 x !cir.int<u, 1>>) -> !cir.vector<8 x !s16i> + // %[[CAST:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<8 x !s16i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_mask_compress_epi16 + // %[[MASK8:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.compress.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK8]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_mask_compress_epi16 + // %[[MASK8:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.compress.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK8]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + return _mm_mask_compress_epi16(__S, __U, __D); +} + +__m128i test_mm_maskz_compress_epi16(__mmask8 __U, __m128i __D) { + // CIR-LABEL: test_mm_maskz_compress_epi16 + // %[[MASK8:.+]] = cir.cast bitcast %{{.+}} : !u8i -> !cir.vector<8 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.compress" %{{.+}}, %{{.+}}, %[[MASK8]]: (!cir.vector<8 x !s16i>, !cir.vector<8 x !s16i>, !cir.vector<8 x !cir.int<u, 1>>) -> !cir.vector<8 x !s16i> + // %[[CAST:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<8 x !s16i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_maskz_compress_epi16 + // %[[MASK8:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.compress.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK8]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_maskz_compress_epi16 + // %[[MASK8:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.compress.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK8]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + return _mm_maskz_compress_epi16(__U, __D); +} + +__m128i test_mm_mask_compress_epi8(__m128i __S, __mmask16 __U, __m128i __D) { + // CIR-LABEL: test_mm_mask_compress_epi8 + // %[[MASK16:.+]] = cir.cast bitcast %{{.+}} : !u16i -> !cir.vector<16 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.compress" %{{.+}}, %{{.+}}, %[[MASK16]]: (!cir.vector<16 x !s8i>, !cir.vector<16 x !s8i>, !cir.vector<16 x !cir.int<u, 1>>) -> !cir.vector<16 x !s8i> + // %[[CAST:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<16 x !s8i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_mask_compress_epi8 + // %[[MASK16:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.compress.v16i8(<16 x i8> %{{.+}}, <16 x i8> %{{.+}}, <16 x i1> %[[MASK16]]) + // %[[CAST:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_mask_compress_epi8 + // %[[MASK16:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.compress.v16i8(<16 x i8> %{{.+}}, <16 x i8> %{{.+}}, <16 x i1> %[[MASK16]]) + // %[[CAST:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + return _mm_mask_compress_epi8(__S, __U, __D); +} + +__m128i test_mm_maskz_compress_epi8(__mmask16 __U, __m128i __D) { + // CIR-LABEL: test_mm_maskz_compress_epi8 + // %[[ZERO:.+]] = cir.call @_mm_setzero_si128() : () -> !cir.vector<2 x !s64i> + // %[[CAST1:.+]] = cir.cast bitcast %[[ZERO]] : !cir.vector<2 x !s64i> -> !cir.vector<16 x !s8i> + // %[[MASK16:.+]] = cir.cast bitcast %{{.+}} : !u16i -> !cir.vector<16 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.compress" %{{.+}}, %[[CAST1]], %[[MASK16]]: (!cir.vector<16 x !s8i>, !cir.vector<16 x !s8i>, !cir.vector<16 x !cir.int<u, 1>>) -> !cir.vector<16 x !s8i> + // %[[CAST2:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<16 x !s8i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_maskz_compress_epi8 + // store <2 x i64> zeroinitializer, ptr %{{.+}}, align 16 + // %[[CAST1:.+]] = bitcast <2 x i64> %{{.+}} to <16 x i8> + // %[[MASK16:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.compress.v16i8(<16 x i8> %{{.+}}, <16 x i8> %[[CAST1]], <16 x i1> %[[MASK16]]) + // %[[CAST2:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_maskz_compress_epi8 + // store <2 x i64> zeroinitializer, ptr %{{.+}}, align 16 + // %[[CAST1:.+]] = bitcast <2 x i64> %{{.+}} to <16 x i8> + // %[[MASK16:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.compress.v16i8(<16 x i8> %{{.+}}, <16 x i8> %[[CAST1]], <16 x i1> %[[MASK16]]) + // %[[CAST2:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + return _mm_maskz_compress_epi8(__U, __D); +} + +__m128i test_mm_mask_expand_epi16(__m128i __S, __mmask8 __U, __m128i __D) { + // CIR-LABEL: test_mm_mask_expand_epi16 + // %[[MASK16:.+]] = cir.cast bitcast %{{.+}} : !u8i -> !cir.vector<8 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.expand" %{{.+}}, %{{.+}}, %[[MASK16]]: (!cir.vector<8 x !s16i>, !cir.vector<8 x !s16i>, !cir.vector<8 x !cir.int<u, 1>>) -> !cir.vector<8 x !s16i> + // %[[CAST:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<8 x !s16i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_mask_expand_epi16 + // %[[MASK16:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.expand.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK16]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_mask_expand_epi16 + // %[[MASK16:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.expand.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK16]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + return _mm_mask_expand_epi16(__S, __U, __D); +} + +__m128i test_mm_maskz_expand_epi16(__mmask8 __U, __m128i __D) { + // CIR-LABEL: test_mm_maskz_expand_epi16 + // %[[MASK:.+]] = cir.cast bitcast %{{.+}} : !u8i -> !cir.vector<8 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.expand" %{{.+}}, %{{.+}}, %[[MASK]]: (!cir.vector<8 x !s16i>, !cir.vector<8 x !s16i>, !cir.vector<8 x !cir.int<u, 1>>) -> !cir.vector<8 x !s16i> + // %[[CAST:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<8 x !s16i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_maskz_expand_epi16 + // %[[MASK:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.expand.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_maskz_expand_epi16 + // %[[MASK:.+]] = bitcast i8 %{{.+}} to <8 x i1> + // %[[RES:.+]] = call <8 x i16> @llvm.x86.avx512.mask.expand.v8i16(<8 x i16> %{{.+}}, <8 x i16> %{{.+}}, <8 x i1> %[[MASK]]) + // %[[CAST:.+]] = bitcast <8 x i16> %[[RES]] to <2 x i64> + + return _mm_maskz_expand_epi16(__U, __D); +} + +__m128i test_mm_mask_expand_epi8(__m128i __S, __mmask16 __U, __m128i __D) { + // CIR-LABEL: test_mm_mask_expand_epi8 + // %[[MASK:.+]] = cir.cast bitcast %{{.+}} : !u16i -> !cir.vector<16 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.expand" %{{.+}}, %{{.+}}, %[[MASK]]: (!cir.vector<16 x !s8i>, !cir.vector<16 x !s8i>, !cir.vector<16 x !cir.int<u, 1>>) -> !cir.vector<16 x !s8i> + // %[[CAST:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<16 x !s8i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_mask_expand_epi8 + // %[[MASK:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.expand.v16i8(<16 x i8> %{{.+}}, <16 x i8> %{{.+}}, <16 x i1> %[[MASK]]) + // %[[CAST:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_mask_expand_epi8 + // %[[MASK:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.expand.v16i8(<16 x i8> %{{.+}}, <16 x i8> %{{.+}}, <16 x i1> %[[MASK]]) + // %[[CAST:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + return _mm_mask_expand_epi8(__S, __U, __D); +} + +__m128i test_mm_maskz_expand_epi8(__mmask16 __U, __m128i __D) { + // CIR-LABEL: test_mm_maskz_expand_epi8 + // %[[MASK:.+]] = cir.cast bitcast %{{.+}} : !u16i -> !cir.vector<16 x !cir.int<u, 1>> + // %[[RES:.+]] = cir.call_llvm_intrinsic "x86.avx512.mask.expand" %{{.+}}, %{{.+}}, %[[MASK]]: (!cir.vector<16 x !s8i>, !cir.vector<16 x !s8i>, !cir.vector<16 x !cir.int<u, 1>>) -> !cir.vector<16 x !s8i> + // %[[CAST:.+]] = cir.cast bitcast %[[RES]] : !cir.vector<16 x !s8i> -> !cir.vector<2 x !s64i> + + // LLVM-LABEL: test_mm_maskz_expand_epi8 + // %[[MASK:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.expand.v16i8(<16 x i8> %{{.+}}, <16 x i8> %{{.+}}, <16 x i1> %[[MASK]]) + // %[[CAST:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + // OGCG-LABEL: test_mm_maskz_expand_epi8 + // %[[MASK:.+]] = bitcast i16 %{{.+}} to <16 x i1> + // %[[RES:.+]] = call <16 x i8> @llvm.x86.avx512.mask.expand.v16i8(<16 x i8> %{{.+}}, <16 x i8> %{{.+}}, <16 x i1> %[[MASK]]) + // %[[CAST:.+]] = bitcast <16 x i8> %[[RES]] to <2 x i64> + + return _mm_maskz_expand_epi8(__U, __D); 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