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| author | Craig Topper <craig.topper@intel.com> | 2019-11-06 10:27:53 -0800 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2019-11-06 10:27:53 -0800 |
| commit | a8ccb48f697d3fbe85c593248ff1053fdf522a6e (patch) | |
| tree | b01b1a7e120b3c317450d176d144842a2da75512 | |
| parent | ba73aad4f64f52f2acb5394210ed829355b44383 (diff) | |
| download | bcm5719-llvm-a8ccb48f697d3fbe85c593248ff1053fdf522a6e.tar.gz bcm5719-llvm-a8ccb48f697d3fbe85c593248ff1053fdf522a6e.zip | |
[X86] Add 'fxsr' feature to -march=pentium2 to match X86.td and gcc.
| -rw-r--r-- | clang/lib/Basic/Targets/X86.cpp | 3 | ||||
| -rw-r--r-- | clang/test/Preprocessor/predefined-arch-macros.c | 1 |
2 files changed, 3 insertions, 1 deletions
diff --git a/clang/lib/Basic/Targets/X86.cpp b/clang/lib/Basic/Targets/X86.cpp index 9ccc6d7945e..51f2006ddbd 100644 --- a/clang/lib/Basic/Targets/X86.cpp +++ b/clang/lib/Basic/Targets/X86.cpp @@ -246,10 +246,11 @@ SkylakeCommon: 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 95bea654fe2..ab36e98beb7 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 |
