Author: Phoebe Wang Date: 2023-11-14T15:15:34+08:00 New Revision: 451c594bcbe528a44312cb698d78145c3ef18fa1
URL: https://github.com/llvm/llvm-project/commit/451c594bcbe528a44312cb698d78145c3ef18fa1 DIFF: https://github.com/llvm/llvm-project/commit/451c594bcbe528a44312cb698d78145c3ef18fa1.diff LOG: [X86][AVX10] Fix a bug when using -march with no-evex512 attribute (#72126) #71318 failed to clear EVEX512 feature for intended intrinsics. Fixes #72106 Added: clang/test/CodeGen/X86/pr72106.c Modified: clang/lib/Basic/Targets/X86.cpp Removed: ################################################################################ diff --git a/clang/lib/Basic/Targets/X86.cpp b/clang/lib/Basic/Targets/X86.cpp index eb127a8a11fffd5..85d0697ad63cae3 100644 --- a/clang/lib/Basic/Targets/X86.cpp +++ b/clang/lib/Basic/Targets/X86.cpp @@ -122,9 +122,9 @@ bool X86TargetInfo::initFeatureMap( std::vector<std::string> UpdatedAVX10FeaturesVec; enum { FE_NOSET = -1, FE_FALSE, FE_TRUE }; int HasEVEX512 = FE_NOSET; - bool HasAVX512F = false; - bool HasAVX10 = false; - bool HasAVX10_512 = false; + bool HasAVX512F = Features.lookup("avx512f"); + bool HasAVX10 = Features.lookup("avx10.1-256"); + bool HasAVX10_512 = Features.lookup("avx10.1-512"); std::string LastAVX10; std::string LastAVX512; for (const auto &Feature : FeaturesVec) { diff --git a/clang/test/CodeGen/X86/pr72106.c b/clang/test/CodeGen/X86/pr72106.c new file mode 100644 index 000000000000000..7ff4012f319b5b1 --- /dev/null +++ b/clang/test/CodeGen/X86/pr72106.c @@ -0,0 +1,10 @@ +// RUN: %clang_cc1 -ffreestanding -target-cpu cannonlake -emit-llvm < %s | FileCheck %s + +#include <immintrin.h> + +int main(int argc, char **argv) { + // CHECK-LABEL: @main + // CHECK: @llvm.masked.load.v4i64.p0 + __m256i ptrs = _mm256_maskz_loadu_epi64(0, argv); + return 0; +} _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
