Author: Craig Topper Date: 2019-11-06T10:27:53-08:00 New Revision: a8ccb48f697d3fbe85c593248ff1053fdf522a6e
URL: https://github.com/llvm/llvm-project/commit/a8ccb48f697d3fbe85c593248ff1053fdf522a6e DIFF: https://github.com/llvm/llvm-project/commit/a8ccb48f697d3fbe85c593248ff1053fdf522a6e.diff LOG: [X86] Add 'fxsr' feature to -march=pentium2 to match X86.td and gcc. Added: Modified: clang/lib/Basic/Targets/X86.cpp clang/test/Preprocessor/predefined-arch-macros.c Removed: ################################################################################ diff --git a/clang/lib/Basic/Targets/X86.cpp b/clang/lib/Basic/Targets/X86.cpp index 9ccc6d7945e9..51f2006ddbdc 100644 --- a/clang/lib/Basic/Targets/X86.cpp +++ b/clang/lib/Basic/Targets/X86.cpp @@ -246,10 +246,11 @@ bool X86TargetInfo::initFeatureMap( case CK_Pentium3: case CK_C3_2: setFeatureEnabledImpl(Features, "sse", true); + LLVM_FALLTHROUGH; + case CK_Pentium2: setFeatureEnabledImpl(Features, "fxsr", true); LLVM_FALLTHROUGH; case CK_PentiumMMX: - case CK_Pentium2: case CK_K6: case CK_WinChipC6: setFeatureEnabledImpl(Features, "mmx", true); diff --git a/clang/test/Preprocessor/predefined-arch-macros.c b/clang/test/Preprocessor/predefined-arch-macros.c index 95bea654fe22..ab36e98beb71 100644 --- a/clang/test/Preprocessor/predefined-arch-macros.c +++ b/clang/test/Preprocessor/predefined-arch-macros.c @@ -184,6 +184,7 @@ // RUN: %clang -march=pentium2 -m32 -E -dM %s -o - 2>&1 \ // RUN: -target i386-unknown-linux \ // RUN: | FileCheck -match-full-lines %s -check-prefix=CHECK_PENTIUM2_M32 +// CHECK_PENTIUM2_M32: #define __FXSR__ 1 // CHECK_PENTIUM2_M32: #define __MMX__ 1 // CHECK_PENTIUM2_M32: #define __i386 1 // CHECK_PENTIUM2_M32: #define __i386__ 1 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
