Add AVX-512 feature flag and knl cpu to clang.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@188758 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index c477272..02c5935 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -1570,7 +1570,7 @@
// most of the implementation can be shared.
class X86TargetInfo : public TargetInfo {
enum X86SSEEnum {
- NoSSE, SSE1, SSE2, SSE3, SSSE3, SSE41, SSE42, AVX, AVX2
+ NoSSE, SSE1, SSE2, SSE3, SSSE3, SSE41, SSE42, AVX, AVX2, AVX512
} SSELevel;
enum MMX3DNowEnum {
NoMMX3DNow, MMX, AMD3DNow, AMD3DNowAthlon
@@ -1675,6 +1675,10 @@
CK_CoreAVX2,
//@}
+ /// \name Knights Landing
+ /// Knights Landing processor.
+ CK_KNL,
+
/// \name K6
/// K6 architecture processors.
//@{
@@ -1818,6 +1822,7 @@
.Case("corei7-avx", CK_Corei7AVX)
.Case("core-avx-i", CK_CoreAVXi)
.Case("core-avx2", CK_CoreAVX2)
+ .Case("knl", CK_KNL)
.Case("k6", CK_K6)
.Case("k6-2", CK_K6_2)
.Case("k6-3", CK_K6_3)
@@ -1892,6 +1897,7 @@
case CK_Corei7AVX:
case CK_CoreAVXi:
case CK_CoreAVX2:
+ case CK_KNL:
case CK_Athlon64:
case CK_Athlon64SSE3:
case CK_AthlonFX:
@@ -1941,6 +1947,7 @@
Features["pclmul"] = false;
Features["avx"] = false;
Features["avx2"] = false;
+ Features["avx512"] = false;
Features["lzcnt"] = false;
Features["rdrand"] = false;
Features["bmi"] = false;
@@ -2024,6 +2031,18 @@
setFeatureEnabled(Features, "rtm", true);
setFeatureEnabled(Features, "fma", true);
break;
+ case CK_KNL:
+ setFeatureEnabled(Features, "avx512", true);
+ setFeatureEnabled(Features, "aes", true);
+ setFeatureEnabled(Features, "pclmul", true);
+ setFeatureEnabled(Features, "lzcnt", true);
+ setFeatureEnabled(Features, "rdrnd", true);
+ setFeatureEnabled(Features, "f16c", true);
+ setFeatureEnabled(Features, "bmi", true);
+ setFeatureEnabled(Features, "bmi2", true);
+ setFeatureEnabled(Features, "rtm", true);
+ setFeatureEnabled(Features, "fma", true);
+ break;
case CK_K6:
case CK_WinChipC6:
setFeatureEnabled(Features, "mmx", true);
@@ -2149,6 +2168,11 @@
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
Features["ssse3"] = Features["sse41"] = Features["sse42"] =
Features["popcnt"] = Features["avx"] = Features["avx2"] = true;
+ else if (Name == "avx512")
+ Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
+ Features["ssse3"] = Features["sse41"] = Features["sse42"] =
+ Features["popcnt"] = Features["avx"] = Features["avx2"] =
+ Features["avx512"] = true;
else if (Name == "fma")
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
Features["ssse3"] = Features["sse41"] = Features["sse42"] =
@@ -2191,28 +2215,29 @@
Features["sse"] = Features["sse2"] = Features["sse3"] =
Features["ssse3"] = Features["sse41"] = Features["sse42"] =
Features["sse4a"] = Features["avx"] = Features["avx2"] =
- Features["fma"] = Features["fma4"] = Features["aes"] =
- Features["pclmul"] = Features["xop"] = false;
+ Features["avx512"] = Features["fma"] = Features["fma4"] =
+ Features["aes"] = Features["pclmul"] = Features["xop"] = false;
else if (Name == "sse2")
Features["sse2"] = Features["sse3"] = Features["ssse3"] =
Features["sse41"] = Features["sse42"] = Features["sse4a"] =
- Features["avx"] = Features["avx2"] = Features["fma"] =
- Features["fma4"] = Features["aes"] = Features["pclmul"] =
- Features["xop"] = false;
+ Features["avx"] = Features["avx2"] = Features["avx512"] =
+ Features["fma"] = Features["fma4"] = Features["aes"] =
+ Features["pclmul"] = Features["xop"] = false;
else if (Name == "sse3")
Features["sse3"] = Features["ssse3"] = Features["sse41"] =
Features["sse42"] = Features["sse4a"] = Features["avx"] =
- Features["avx2"] = Features["fma"] = Features["fma4"] =
- Features["xop"] = false;
+ Features["avx2"] = Features["avx512"] = Features["fma"] =
+ Features["fma4"] = Features["xop"] = false;
else if (Name == "ssse3")
Features["ssse3"] = Features["sse41"] = Features["sse42"] =
- Features["avx"] = Features["avx2"] = Features["fma"] = false;
+ Features["avx"] = Features["avx2"] = Features["avx512"] =
+ Features["fma"] = false;
else if (Name == "sse4" || Name == "sse4.1")
Features["sse41"] = Features["sse42"] = Features["avx"] =
- Features["avx2"] = Features["fma"] = false;
+ Features["avx2"] = Features["avx512"] = Features["fma"] = false;
else if (Name == "sse4.2")
Features["sse42"] = Features["avx"] = Features["avx2"] =
- Features["fma"] = false;
+ Features["avx512"] = Features["fma"] = false;
else if (Name == "3dnow")
Features["3dnow"] = Features["3dnowa"] = false;
else if (Name == "3dnowa")
@@ -2222,10 +2247,12 @@
else if (Name == "pclmul")
Features["pclmul"] = false;
else if (Name == "avx")
- Features["avx"] = Features["avx2"] = Features["fma"] =
- Features["fma4"] = Features["xop"] = false;
+ Features["avx"] = Features["avx2"] = Features["avx512"] =
+ Features["fma"] = Features["fma4"] = Features["xop"] = false;
else if (Name == "avx2")
- Features["avx2"] = false;
+ Features["avx2"] = Features["avx512"] = false;
+ else if (Name == "avx512")
+ Features["avx512"] = false;
else if (Name == "fma")
Features["fma"] = false;
else if (Name == "sse4a")
@@ -2345,6 +2372,7 @@
assert(Features[i][0] == '+' && "Invalid target feature!");
X86SSEEnum Level = llvm::StringSwitch<X86SSEEnum>(Feature)
+ .Case("avx512", AVX512)
.Case("avx2", AVX2)
.Case("avx", AVX)
.Case("sse42", SSE42)
@@ -2455,6 +2483,9 @@
case CK_CoreAVX2:
defineCPUMacros(Builder, "corei7");
break;
+ case CK_KNL:
+ defineCPUMacros(Builder, "knl");
+ break;
case CK_K6_2:
Builder.defineMacro("__k6_2__");
Builder.defineMacro("__tune_k6_2__");
@@ -2568,6 +2599,8 @@
// Each case falls through to the previous one here.
switch (SSELevel) {
+ case AVX512:
+ Builder.defineMacro("__AVX512__");
case AVX2:
Builder.defineMacro("__AVX2__");
case AVX:
@@ -2592,6 +2625,7 @@
if (Opts.MicrosoftExt && getTriple().getArch() == llvm::Triple::x86) {
switch (SSELevel) {
+ case AVX512:
case AVX2:
case AVX:
case SSE42:
@@ -2635,6 +2669,7 @@
.Case("aes", HasAES)
.Case("avx", SSELevel >= AVX)
.Case("avx2", SSELevel >= AVX2)
+ .Case("avx512", SSELevel >= AVX512)
.Case("bmi", HasBMI)
.Case("bmi2", HasBMI2)
.Case("fma", HasFMA)