From c6214693a49bbedec4bce8ab2d4a42d53aff8865 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 2 Mar 2007 10:37:19 +0000
Subject: [PATCH] Add a new test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34842 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/2007-03-01-SpillerCrash.ll | 85 +++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 test/CodeGen/X86/2007-03-01-SpillerCrash.ll

diff --git a/test/CodeGen/X86/2007-03-01-SpillerCrash.ll b/test/CodeGen/X86/2007-03-01-SpillerCrash.ll
new file mode 100644
index 00000000000..75cc6939fb4
--- /dev/null
+++ b/test/CodeGen/X86/2007-03-01-SpillerCrash.ll
@@ -0,0 +1,85 @@
+; RUN: llvm-as < %s | llc -mtriple=x86_64-apple-darwin8 -mattr=+sse2
+
+define void @test() {
+test.exit:
+	mul <4 x float> zeroinitializer, zeroinitializer		; <<4 x float>>:0 [#uses=4]
+	load <4 x float>* null		; <<4 x float>>:1 [#uses=1]
+	shufflevector <4 x float> %1, <4 x float> undef, <4 x i32> < i32 3, i32 3, i32 3, i32 3 >		; <<4 x float>>:2 [#uses=1]
+	mul <4 x float> %0, %2		; <<4 x float>>:3 [#uses=1]
+	sub <4 x float> zeroinitializer, %3		; <<4 x float>>:4 [#uses=1]
+	mul <4 x float> %4, zeroinitializer		; <<4 x float>>:5 [#uses=2]
+	bitcast <4 x float> zeroinitializer to <4 x i32>		; <<4 x i32>>:0 [#uses=1]
+	and <4 x i32> %0, < i32 2147483647, i32 2147483647, i32 2147483647, i32 2147483647 >		; <<4 x i32>>:1 [#uses=1]
+	bitcast <4 x i32> %1 to <4 x float>		; <<4 x float>>:6 [#uses=2]
+	extractelement <4 x float> %6, i32 0		; <float>:0 [#uses=1]
+	extractelement <4 x float> %6, i32 1		; <float>:1 [#uses=2]
+	br i1 false, label %0, label %5
+
+; <label>:0		; preds = %test.exit
+	br i1 false, label %3, label %1
+
+; <label>:1		; preds = %0
+	br i1 false, label %5, label %2
+
+; <label>:2		; preds = %1
+	sub float -0.000000e+00, 0.000000e+00		; <float>:2 [#uses=1]
+	%tmp207 = extractelement <4 x float> zeroinitializer, i32 0		; <float> [#uses=1]
+	%tmp208 = extractelement <4 x float> zeroinitializer, i32 2		; <float> [#uses=1]
+	sub float -0.000000e+00, %tmp208		; <float>:3 [#uses=1]
+	%tmp155 = extractelement <4 x float> zeroinitializer, i32 0		; <float> [#uses=1]
+	%tmp156 = extractelement <4 x float> zeroinitializer, i32 2		; <float> [#uses=1]
+	sub float -0.000000e+00, %tmp156		; <float>:4 [#uses=1]
+	br label %5
+
+; <label>:3		; preds = %0
+	br i1 false, label %5, label %4
+
+; <label>:4		; preds = %3
+	br label %5
+
+; <label>:5		; preds = %4, %3, %2, %1, %test.exit
+	phi i32 [ 5, %4 ], [ 3, %2 ], [ 1, %test.exit ], [ 2, %1 ], [ 4, %3 ]		; <i32>:0 [#uses=0]
+	phi float [ 0.000000e+00, %4 ], [ %4, %2 ], [ 0.000000e+00, %test.exit ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %3 ]		; <float>:5 [#uses=1]
+	phi float [ 0.000000e+00, %4 ], [ %tmp155, %2 ], [ 0.000000e+00, %test.exit ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %3 ]		; <float>:6 [#uses=1]
+	phi float [ 0.000000e+00, %4 ], [ %3, %2 ], [ 0.000000e+00, %test.exit ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %3 ]		; <float>:7 [#uses=1]
+	phi float [ 0.000000e+00, %4 ], [ %tmp207, %2 ], [ 0.000000e+00, %test.exit ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %3 ]		; <float>:8 [#uses=1]
+	phi float [ 0.000000e+00, %4 ], [ %1, %2 ], [ %0, %test.exit ], [ %1, %1 ], [ 0.000000e+00, %3 ]		; <float>:9 [#uses=2]
+	phi float [ 0.000000e+00, %4 ], [ %2, %2 ], [ 0.000000e+00, %test.exit ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %3 ]		; <float>:10 [#uses=1]
+	phi float [ 0.000000e+00, %4 ], [ 0.000000e+00, %2 ], [ 0.000000e+00, %test.exit ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %3 ]		; <float>:11 [#uses=1]
+	insertelement <4 x float> undef, float %11, i32 0		; <<4 x float>>:7 [#uses=1]
+	insertelement <4 x float> %7, float %10, i32 1		; <<4 x float>>:8 [#uses=0]
+	insertelement <4 x float> undef, float %8, i32 0		; <<4 x float>>:9 [#uses=1]
+	insertelement <4 x float> %9, float %7, i32 1		; <<4 x float>>:10 [#uses=1]
+	insertelement <4 x float> %10, float %9, i32 2		; <<4 x float>>:11 [#uses=1]
+	insertelement <4 x float> %11, float %9, i32 3		; <<4 x float>>:12 [#uses=1]
+	fdiv <4 x float> %12, zeroinitializer		; <<4 x float>>:13 [#uses=1]
+	mul <4 x float> %13, < float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01 >		; <<4 x float>>:14 [#uses=1]
+	insertelement <4 x float> undef, float %6, i32 0		; <<4 x float>>:15 [#uses=1]
+	insertelement <4 x float> %15, float %5, i32 1		; <<4 x float>>:16 [#uses=0]
+	br i1 false, label %foo.exit, label %6
+
+; <label>:6		; preds = %5
+	extractelement <4 x float> %0, i32 0		; <float>:12 [#uses=1]
+	fcmp ogt float %12, 0.000000e+00		; <i1>:0 [#uses=1]
+	extractelement <4 x float> %0, i32 2		; <float>:13 [#uses=1]
+	extractelement <4 x float> %0, i32 1		; <float>:14 [#uses=1]
+	sub float -0.000000e+00, %14		; <float>:15 [#uses=2]
+	%tmp189 = extractelement <4 x float> %5, i32 2		; <float> [#uses=1]
+	br i1 %0, label %7, label %8
+
+; <label>:7		; preds = %6
+	sub float -0.000000e+00, %tmp189		; <float>:16 [#uses=0]
+	br label %foo.exit
+
+; <label>:8		; preds = %6
+	%tmp192 = extractelement <4 x float> %5, i32 1		; <float> [#uses=1]
+	sub float -0.000000e+00, %tmp192		; <float>:17 [#uses=1]
+	br label %foo.exit
+
+foo.exit:		; preds = %8, %7, %5
+	phi float [ 0.000000e+00, %7 ], [ %17, %8 ], [ 0.000000e+00, %5 ]		; <float>:18 [#uses=0]
+	phi float [ %15, %7 ], [ %15, %8 ], [ 0.000000e+00, %5 ]		; <float>:19 [#uses=0]
+	phi float [ 0.000000e+00, %7 ], [ %13, %8 ], [ 0.000000e+00, %5 ]		; <float>:20 [#uses=0]
+	shufflevector <4 x float> %14, <4 x float> zeroinitializer, <4 x i32> < i32 0, i32 4, i32 1, i32 5 >		; <<4 x float>>:17 [#uses=0]
+	unreachable
+}