diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp index 252a018a50d..9bf9d122637 100644 --- a/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -252,7 +252,10 @@ static void findNonImmUse(SDNode *Use, SDNode* Def, SDNode *ImmedUse, continue; // Immediate use is ok. if (Use == Root) { assert(Use->getOpcode() == ISD::STORE || - Use->getOpcode() == X86ISD::CMP); + Use->getOpcode() == X86ISD::CMP || + Use->getOpcode() == ISD::INTRINSIC_WO_CHAIN || + Use->getOpcode() == ISD::INTRINSIC_W_CHAIN || + Use->getOpcode() == ISD::INTRINSIC_VOID); continue; } found = true; diff --git a/test/CodeGen/X86/2008-04-24-pblendw-fold-crash.ll b/test/CodeGen/X86/2008-04-24-pblendw-fold-crash.ll new file mode 100644 index 00000000000..838c2ea5798 --- /dev/null +++ b/test/CodeGen/X86/2008-04-24-pblendw-fold-crash.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | llc -mattr=+sse41 +; rdar://5886601 +; gcc testsuite: gcc.target/i386/sse4_1-pblendw.c +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target triple = "i386-apple-darwin8" + +define i32 @main() nounwind { +entry: + %tmp122 = load <2 x i64>* null, align 16 ; <<2 x i64>> [#uses=1] + %tmp126 = bitcast <2 x i64> %tmp122 to <8 x i16> ; <<8 x i16>> [#uses=1] + %tmp129 = call <8 x i16> @llvm.x86.sse41.pblendw( <8 x i16> zeroinitializer, <8 x i16> %tmp126, i32 2 ) nounwind ; <<8 x i16>> [#uses=0] + ret i32 0 +} + +declare <8 x i16> @llvm.x86.sse41.pblendw(<8 x i16>, <8 x i16>, i32) nounwind