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-rw-r--r--lib/Target/X86/X86InstrInfo.td19
1 files changed, 12 insertions, 7 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 7544ac86ba..560cafe081 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -393,16 +393,21 @@ def tls64addr : ComplexPattern<i64, 5, "SelectTLSADDRAddr",
// X86 Instruction Predicate Definitions.
def HasCMov : Predicate<"Subtarget->hasCMov()">;
def NoCMov : Predicate<"!Subtarget->hasCMov()">;
+
+// FIXME: temporary hack to let codegen assert or generate poor code in case
+// no AVX version of the desired intructions is present, this is better for
+// incremental dev (without fallbacks it's easier to spot what's missing)
def HasMMX : Predicate<"Subtarget->hasMMX() && !Subtarget->hasAVX()">;
def Has3DNow : Predicate<"Subtarget->has3DNow()">;
def Has3DNowA : Predicate<"Subtarget->has3DNowA()">;
-def HasSSE1 : Predicate<"Subtarget->hasSSE1()">;
-def HasSSE2 : Predicate<"Subtarget->hasSSE2()">;
-def HasSSE3 : Predicate<"Subtarget->hasSSE3()">;
-def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">;
-def HasSSE41 : Predicate<"Subtarget->hasSSE41()">;
-def HasSSE42 : Predicate<"Subtarget->hasSSE42()">;
-def HasSSE4A : Predicate<"Subtarget->hasSSE4A()">;
+def HasSSE1 : Predicate<"Subtarget->hasSSE1() && !Subtarget->hasAVX()">;
+def HasSSE2 : Predicate<"Subtarget->hasSSE2() && !Subtarget->hasAVX()">;
+def HasSSE3 : Predicate<"Subtarget->hasSSE3() && !Subtarget->hasAVX()">;
+def HasSSSE3 : Predicate<"Subtarget->hasSSSE3() && !Subtarget->hasAVX()">;
+def HasSSE41 : Predicate<"Subtarget->hasSSE41() && !Subtarget->hasAVX()">;
+def HasSSE42 : Predicate<"Subtarget->hasSSE42() && !Subtarget->hasAVX()">;
+def HasSSE4A : Predicate<"Subtarget->hasSSE4A() && !Subtarget->hasAVX()">;
+
def HasAVX : Predicate<"Subtarget->hasAVX()">;
def HasCLMUL : Predicate<"Subtarget->hasCLMUL()">;
def HasFMA3 : Predicate<"Subtarget->hasFMA3()">;