From: Duncan Sands <baldrick@free.fr>
Date: Tue, 9 Nov 2010 16:22:27 +0000 (+0000)
Subject: Testcase for PR8211 (llc crash at -O0).
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=68c39552a5d4ec959da58f130ca8a6842a3b9017;p=oota-llvm.git

Testcase for PR8211 (llc crash at -O0).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118509 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/X86/2010-11-09-MOVLPS.ll b/test/CodeGen/X86/2010-11-09-MOVLPS.ll
new file mode 100644
index 00000000000..2368f3f6919
--- /dev/null
+++ b/test/CodeGen/X86/2010-11-09-MOVLPS.ll
@@ -0,0 +1,66 @@
+; RUN: llc < %s -march=x86-64 -O0
+; PR8211
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
+target triple = "x86_64-unknown-linux-gnu"
+
+module asm "\09.ident\09\22GCC: (GNU) 4.5.2 20100914 (prerelease) LLVM: 114628\22"
+
+%0 = type { %"int[]" }
+%float = type float
+%"float[]" = type [4 x float]
+%int = type i32
+%"int[]" = type [4 x i32]
+%"long unsigned int" = type i64
+
+define void @swizzle(i8* %a, %0* %b, %0* %c) nounwind {
+entry:
+  %a_addr = alloca i8*
+  %b_addr = alloca %0*
+  %c_addr = alloca %0*
+  %"alloca point" = bitcast i32 0 to i32
+  store i8* %a, i8** %a_addr
+  store %0* %b, %0** %b_addr
+  store %0* %c, %0** %c_addr
+  %0 = load i8** %a_addr, align 64
+  %1 = load %0** %b_addr, align 64
+  %2 = load %0** %c_addr, align 64
+  %"ssa point" = bitcast i32 0 to i32
+  br label %"2"
+
+"2":                                              ; preds = %entry
+  %3 = bitcast i8* %0 to <2 x i32>*
+  %4 = getelementptr inbounds %0* %1, i32 0, i32 0
+  %5 = bitcast %"int[]"* %4 to <4 x float>*
+  %6 = load <4 x float>* %5, align 16
+  %7 = bitcast <2 x i32>* %3 to <2 x float>*
+  %8 = bitcast <2 x float>* %7 to double*
+  %9 = load double* %8
+  %10 = insertelement <2 x double> undef, double %9, i32 0
+  %11 = insertelement <2 x double> %10, double undef, i32 1
+  %12 = bitcast <2 x double> %11 to <4 x float>
+  %13 = shufflevector <4 x float> %6, <4 x float> %12, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
+  %14 = getelementptr inbounds %0* %1, i32 0, i32 0
+  %15 = bitcast %"int[]"* %14 to <4 x float>*
+  store <4 x float> %13, <4 x float>* %15, align 16
+  %16 = bitcast i8* %0 to <2 x i32>*
+  %17 = bitcast <2 x i32>* %16 to i8*
+  %18 = getelementptr i8* %17, i64 8
+  %19 = bitcast i8* %18 to <2 x i32>*
+  %20 = getelementptr inbounds %0* %2, i32 0, i32 0
+  %21 = bitcast %"int[]"* %20 to <4 x float>*
+  %22 = load <4 x float>* %21, align 16
+  %23 = bitcast <2 x i32>* %19 to <2 x float>*
+  %24 = bitcast <2 x float>* %23 to double*
+  %25 = load double* %24
+  %26 = insertelement <2 x double> undef, double %25, i32 0
+  %27 = insertelement <2 x double> %26, double undef, i32 1
+  %28 = bitcast <2 x double> %27 to <4 x float>
+  %29 = shufflevector <4 x float> %22, <4 x float> %28, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
+  %30 = getelementptr inbounds %0* %2, i32 0, i32 0
+  %31 = bitcast %"int[]"* %30 to <4 x float>*
+  store <4 x float> %29, <4 x float>* %31, align 16
+  br label %return
+
+return:                                           ; preds = %"2"
+  ret void
+}