[X86] Add skeleton support for knm cpu

This adds support Knights Mill CPU. Preprocessor defines match gcc's implementation.

Differential Revision: https://reviews.llvm.org/D38813

llvm-svn: 315723

1 files changed, 75 insertions, 0 deletions

diff --git a/clang/test/Preprocessor/predefined-arch-macros.c b/clang/test/Preprocessor/predefined-arch-macros.c
index 55e5b4a2228..cc2d29508f3 100644
--- a/clang/test/Preprocessor/predefined-arch-macros.c
+++ b/clang/test/Preprocessor/predefined-arch-macros.c
@@ -783,6 +783,81 @@
 // CHECK_KNL_M64: #define __tune_knl__ 1
 // CHECK_KNL_M64: #define __x86_64 1
 // CHECK_KNL_M64: #define __x86_64__ 1
+
+// RUN: %clang -march=knm -m32 -E -dM %s -o - 2>&1 \
+// RUN:     -target i386-unknown-linux \
+// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_KNM_M32
+// CHECK_KNM_M32: #define __AES__ 1
+// CHECK_KNM_M32: #define __AVX2__ 1
+// CHECK_KNM_M32: #define __AVX512CD__ 1
+// CHECK_KNM_M32: #define __AVX512ER__ 1
+// CHECK_KNM_M32: #define __AVX512F__ 1
+// CHECK_KNM_M32: #define __AVX512PF__ 1
+// CHECK_KNM_M32: #define __AVX__ 1
+// CHECK_KNM_M32: #define __BMI2__ 1
+// CHECK_KNM_M32: #define __BMI__ 1
+// CHECK_KNM_M32: #define __F16C__ 1
+// CHECK_KNM_M32: #define __FMA__ 1
+// CHECK_KNM_M32: #define __LZCNT__ 1
+// CHECK_KNM_M32: #define __MMX__ 1
+// CHECK_KNM_M32: #define __PCLMUL__ 1
+// CHECK_KNM_M32: #define __POPCNT__ 1
+// CHECK_KNM_M32: #define __PREFETCHWT1__ 1
+// CHECK_KNM_M32: #define __RDRND__ 1
+// CHECK_KNM_M32: #define __RTM__ 1
+// CHECK_KNM_M32: #define __SSE2__ 1
+// CHECK_KNM_M32: #define __SSE3__ 1
+// CHECK_KNM_M32: #define __SSE4_1__ 1
+// CHECK_KNM_M32: #define __SSE4_2__ 1
+// CHECK_KNM_M32: #define __SSE__ 1
+// CHECK_KNM_M32: #define __SSSE3__ 1
+// CHECK_KNM_M32: #define __XSAVEOPT__ 1
+// CHECK_KNM_M32: #define __XSAVE__ 1
+// CHECK_KNM_M32: #define __i386 1
+// CHECK_KNM_M32: #define __i386__ 1
+// CHECK_KNM_M32: #define __knm 1
+// CHECK_KNM_M32: #define __knm__ 1
+// CHECK_KNM_M32: #define __tune_knm__ 1
+// CHECK_KNM_M32: #define i386 1
+
+// RUN: %clang -march=knm -m64 -E -dM %s -o - 2>&1 \
+// RUN:     -target i386-unknown-linux \
+// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_KNM_M64
+// CHECK_KNM_M64: #define __AES__ 1
+// CHECK_KNM_M64: #define __AVX2__ 1
+// CHECK_KNM_M64: #define __AVX512CD__ 1
+// CHECK_KNM_M64: #define __AVX512ER__ 1
+// CHECK_KNM_M64: #define __AVX512F__ 1
+// CHECK_KNM_M64: #define __AVX512PF__ 1
+// CHECK_KNM_M64: #define __AVX__ 1
+// CHECK_KNM_M64: #define __BMI2__ 1
+// CHECK_KNM_M64: #define __BMI__ 1
+// CHECK_KNM_M64: #define __F16C__ 1
+// CHECK_KNM_M64: #define __FMA__ 1
+// CHECK_KNM_M64: #define __LZCNT__ 1
+// CHECK_KNM_M64: #define __MMX__ 1
+// CHECK_KNM_M64: #define __PCLMUL__ 1
+// CHECK_KNM_M64: #define __POPCNT__ 1
+// CHECK_KNM_M64: #define __PREFETCHWT1__ 1
+// CHECK_KNM_M64: #define __RDRND__ 1
+// CHECK_KNM_M64: #define __RTM__ 1
+// CHECK_KNM_M64: #define __SSE2_MATH__ 1
+// CHECK_KNM_M64: #define __SSE2__ 1
+// CHECK_KNM_M64: #define __SSE3__ 1
+// CHECK_KNM_M64: #define __SSE4_1__ 1
+// CHECK_KNM_M64: #define __SSE4_2__ 1
+// CHECK_KNM_M64: #define __SSE_MATH__ 1
+// CHECK_KNM_M64: #define __SSE__ 1
+// CHECK_KNM_M64: #define __SSSE3__ 1
+// CHECK_KNM_M64: #define __XSAVEOPT__ 1
+// CHECK_KNM_M64: #define __XSAVE__ 1
+// CHECK_KNM_M64: #define __amd64 1
+// CHECK_KNM_M64: #define __amd64__ 1
+// CHECK_KNM_M64: #define __knm 1
+// CHECK_KNM_M64: #define __knm__ 1
+// CHECK_KNM_M64: #define __tune_knm__ 1
+// CHECK_KNM_M64: #define __x86_64 1
+// CHECK_KNM_M64: #define __x86_64__ 1
 //
 // RUN: %clang -march=skylake-avx512 -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \