setFeatureEnabledImpl(Features, "cx16", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "popcnt", true);
+ setFeatureEnabledImpl(Features, "prfchw", true);
break;
case CK_BTVER2:
setFeatureEnabledImpl(Features, "avx", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "aes", true);
setFeatureEnabledImpl(Features, "pclmul", true);
+ setFeatureEnabledImpl(Features, "prfchw", true);
setFeatureEnabledImpl(Features, "bmi", true);
setFeatureEnabledImpl(Features, "f16c", true);
setFeatureEnabledImpl(Features, "cx16", true);
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "aes", true);
setFeatureEnabledImpl(Features, "pclmul", true);
+ setFeatureEnabledImpl(Features, "prfchw", true);
setFeatureEnabledImpl(Features, "cx16", true);
break;
case CK_BDVER2:
setFeatureEnabledImpl(Features, "lzcnt", true);
setFeatureEnabledImpl(Features, "aes", true);
setFeatureEnabledImpl(Features, "pclmul", true);
+ setFeatureEnabledImpl(Features, "prfchw", true);
setFeatureEnabledImpl(Features, "bmi", true);
setFeatureEnabledImpl(Features, "fma", true);
setFeatureEnabledImpl(Features, "f16c", true);
Features.push_back("+popcnt");
}
+ // Enable prfchw if 3DNow! is enabled and prfchw is not explicitly disabled.
+ if (!HasPRFCHW && MMX3DNowLevel >= AMD3DNow &&
+ std::find(Features.begin(), Features.end(), "-prfchw") == Features.end()){
+ HasPRFCHW = true;
+ Features.push_back("+prfchw");
+ }
+
// LLVM doesn't have a separate switch for fpmath, so only accept it if it
// matches the selected sse level.
if (FPMath == FP_SSE && SSELevel < SSE1) {
// CHECK_BTVER1_M32: #define __LZCNT__ 1
// CHECK_BTVER1_M32: #define __MMX__ 1
// CHECK_BTVER1_M32: #define __POPCNT__ 1
+// CHECK_BTVER1_M32: #define __PRFCHW__ 1
// CHECK_BTVER1_M32: #define __SSE2_MATH__ 1
// CHECK_BTVER1_M32: #define __SSE2__ 1
// CHECK_BTVER1_M32: #define __SSE3__ 1
// CHECK_BTVER1_M64: #define __LZCNT__ 1
// CHECK_BTVER1_M64: #define __MMX__ 1
// CHECK_BTVER1_M64: #define __POPCNT__ 1
+// CHECK_BTVER1_M64: #define __PRFCHW__ 1
// CHECK_BTVER1_M64: #define __SSE2_MATH__ 1
// CHECK_BTVER1_M64: #define __SSE2__ 1
// CHECK_BTVER1_M64: #define __SSE3__ 1
// CHECK_BTVER2_M32: #define __LZCNT__ 1
// CHECK_BTVER2_M32: #define __MMX__ 1
// CHECK_BTVER2_M32: #define __POPCNT__ 1
+// CHECK_BTVER2_M32: #define __PRFCHW__ 1
// CHECK_BTVER2_M32: #define __SSE2_MATH__ 1
// CHECK_BTVER2_M32: #define __SSE2__ 1
// CHECK_BTVER2_M32: #define __SSE3__ 1
// CHECK_BTVER2_M64: #define __LZCNT__ 1
// CHECK_BTVER2_M64: #define __MMX__ 1
// CHECK_BTVER2_M64: #define __POPCNT__ 1
+// CHECK_BTVER2_M64: #define __PRFCHW__ 1
// CHECK_BTVER2_M64: #define __SSE2_MATH__ 1
// CHECK_BTVER2_M64: #define __SSE2__ 1
// CHECK_BTVER2_M64: #define __SSE3__ 1
// CHECK_BDVER1_M32: #define __MMX__ 1
// CHECK_BDVER1_M32: #define __PCLMUL__ 1
// CHECK_BDVER1_M32: #define __POPCNT__ 1
+// CHECK_BDVER1_M32: #define __PRFCHW__ 1
// CHECK_BDVER1_M32: #define __SSE2_MATH__ 1
// CHECK_BDVER1_M32: #define __SSE2__ 1
// CHECK_BDVER1_M32: #define __SSE3__ 1
// CHECK_BDVER1_M64: #define __MMX__ 1
// CHECK_BDVER1_M64: #define __PCLMUL__ 1
// CHECK_BDVER1_M64: #define __POPCNT__ 1
+// CHECK_BDVER1_M64: #define __PRFCHW__ 1
// CHECK_BDVER1_M64: #define __SSE2_MATH__ 1
// CHECK_BDVER1_M64: #define __SSE2__ 1
// CHECK_BDVER1_M64: #define __SSE3__ 1
// CHECK_BDVER2_M32: #define __MMX__ 1
// CHECK_BDVER2_M32: #define __PCLMUL__ 1
// CHECK_BDVER2_M32: #define __POPCNT__ 1
+// CHECK_BDVER2_M32: #define __PRFCHW__ 1
// CHECK_BDVER2_M32: #define __SSE2_MATH__ 1
// CHECK_BDVER2_M32: #define __SSE2__ 1
// CHECK_BDVER2_M32: #define __SSE3__ 1
// CHECK_BDVER2_M64: #define __MMX__ 1
// CHECK_BDVER2_M64: #define __PCLMUL__ 1
// CHECK_BDVER2_M64: #define __POPCNT__ 1
+// CHECK_BDVER2_M64: #define __PRFCHW__ 1
// CHECK_BDVER2_M64: #define __SSE2_MATH__ 1
// CHECK_BDVER2_M64: #define __SSE2__ 1
// CHECK_BDVER2_M64: #define __SSE3__ 1
// RUN: %clang -target i386-unknown-unknown -march=pentiumpro -mcx16 -x c -E -dM -o - %s | FileCheck --check-prefix=MCX16 %s
// MCX16: #define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16 1
+
+// RUN: %clang -target i386-unknown-unknown -march=atom -mprfchw -x c -E -dM -o - %s | FileCheck --check-prefix=PRFCHW %s
+
+// PRFCHW: #define __PRFCHW__ 1
+
+// RUN: %clang -target i386-unknown-unknown -march=btver2 -mno-prfchw -x c -E -dM -o - %s | FileCheck --check-prefix=NOPRFCHW %s
+
+// NOPRFCHW-NOT: #define __PRFCHW__ 1
+
+// RUN: %clang -target i386-unknown-unknown -march=atom -m3dnow -x c -E -dM -o - %s | FileCheck --check-prefix=3DNOWPRFCHW %s
+
+// 3DNOWPRFCHW: #define __PRFCHW__ 1
+
+// RUN: %clang -target i386-unknown-unknown -march=atom -mno-prfchw -m3dnow -x c -E -dM -o - %s | FileCheck --check-prefix=3DNOWNOPRFCHW %s
+
+// 3DNOWNOPRFCHW-NOT: #define __PRFCHW__ 1
+
+// RUN: %clang -target i386-unknown-unknown -march=atom -mprfchw -mno-3dnow -x c -E -dM -o - %s | FileCheck --check-prefix=NO3DNOWPRFCHW %s
+
+// NO3DNOWPRFCHW: #define __PRFCHW__ 1
+