diff options
Diffstat (limited to 'lib/Target/X86')
| -rw-r--r-- | lib/Target/X86/X86.td | 3 | ||||
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 1 | ||||
| -rw-r--r-- | lib/Target/X86/X86InstrSSE.td | 16 | ||||
| -rw-r--r-- | lib/Target/X86/X86Subtarget.cpp | 5 | ||||
| -rw-r--r-- | lib/Target/X86/X86Subtarget.h | 4 |
5 files changed, 29 insertions, 0 deletions
diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td index da989ad..a183d3a 100644 --- a/lib/Target/X86/X86.td +++ b/lib/Target/X86/X86.td @@ -137,6 +137,9 @@ def FeatureHLE : SubtargetFeature<"hle", "HasHLE", "true", "Support HLE">; def FeatureADX : SubtargetFeature<"adx", "HasADX", "true", "Support ADX instructions">; +def FeatureSHA : SubtargetFeature<"sha", "HasSHA", "true", + "Enable SHA instructions", + [FeatureSSE2]>; def FeaturePRFCHW : SubtargetFeature<"prfchw", "HasPRFCHW", "true", "Support PRFCHW instructions">; def FeatureRDSEED : SubtargetFeature<"rdseed", "HasRDSEED", "true", diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 3123cbc..961109f 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -675,6 +675,7 @@ def HasRTM : Predicate<"Subtarget->hasRTM()">; def HasHLE : Predicate<"Subtarget->hasHLE()">; def HasTSX : Predicate<"Subtarget->hasRTM() || Subtarget->hasHLE()">; def HasADX : Predicate<"Subtarget->hasADX()">; +def HasSHA : Predicate<"Subtarget->hasSHA()">; def HasPRFCHW : Predicate<"Subtarget->hasPRFCHW()">; def HasRDSEED : Predicate<"Subtarget->hasRDSEED()">; def HasPrefetchW : Predicate<"Subtarget->has3DNow() || Subtarget->hasPRFCHW()">; diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td index f36c042..83dd320 100644 --- a/lib/Target/X86/X86InstrSSE.td +++ b/lib/Target/X86/X86InstrSSE.td @@ -7321,6 +7321,22 @@ let Constraints = "$src1 = $dst" in { } //===----------------------------------------------------------------------===// +// SHA-NI Instructions +//===----------------------------------------------------------------------===// + +let Constraints = "$src1 = $dst", hasSideEffects = 0, Predicates = [HasSHA] in { + def SHA1RNDS4rri : Ii8<0xCC, MRMSrcReg, (outs VR128:$dst), + (ins VR128:$src1, VR128:$src2, i8imm:$src3), + "sha1rnds4\t{$src3, $src2, $dst|$dst, $src2, $src3}", + []>, TA; + let mayLoad = 1 in + def SHA1RNDS4rmi : Ii8<0xCC, MRMSrcMem, (outs VR128:$dst), + (ins VR128:$src1, i128mem:$src2, i8imm:$src3), + "sha1rnds4\t{$src3, $src2, $dst|$dst, $src2, $src3}", + []>, TA; +} + +//===----------------------------------------------------------------------===// // AES-NI Instructions //===----------------------------------------------------------------------===// diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp index a887b81..0c8e2c5 100644 --- a/lib/Target/X86/X86Subtarget.cpp +++ b/lib/Target/X86/X86Subtarget.cpp @@ -375,6 +375,10 @@ void X86Subtarget::AutoDetectSubtargetFeatures() { HasCDI = true; ToggleFeature(X86::FeatureCDI); } + if (IsIntel && ((EBX >> 29) & 0x1)) { + HasSHA = true; + ToggleFeature(X86::FeatureSHA); + } } } } @@ -497,6 +501,7 @@ void X86Subtarget::initializeEnvironment() { HasCDI = false; HasPFI = false; HasADX = false; + HasSHA = false; HasPRFCHW = false; HasRDSEED = false; IsBTMemSlow = false; diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h index 67b88eb..28aae20 100644 --- a/lib/Target/X86/X86Subtarget.h +++ b/lib/Target/X86/X86Subtarget.h @@ -127,6 +127,9 @@ protected: /// HasADX - Processor has ADX instructions. bool HasADX; + /// HasSHA - Processor has SHA instructions. + bool HasSHA; + /// HasPRFCHW - Processor has PRFCHW instructions. bool HasPRFCHW; @@ -281,6 +284,7 @@ public: bool hasRTM() const { return HasRTM; } bool hasHLE() const { return HasHLE; } bool hasADX() const { return HasADX; } + bool hasSHA() const { return HasSHA; } bool hasPRFCHW() const { return HasPRFCHW; } bool hasRDSEED() const { return HasRDSEED; } bool isBTMemSlow() const { return IsBTMemSlow; } |