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authorEric Christopher <echristo@apple.com>2011-02-16 01:08:31 +0000
committerEric Christopher <echristo@apple.com>2011-02-16 01:08:31 +0000
commitf621e3b6d633ac50ced73aafa31463237ae9f4f4 (patch)
treeefce6c517562ff263895a7c2fac7083d726e3b44 /test
parent7768a9dce14431018133cd586f5c8ce3e057f069 (diff)
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Add testcase for PR9190.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125630 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r--test/CodeGen/X86/legalize-sub-zero.ll35
1 files changed, 35 insertions, 0 deletions
diff --git a/test/CodeGen/X86/legalize-sub-zero.ll b/test/CodeGen/X86/legalize-sub-zero.ll
new file mode 100644
index 0000000000..ee76d468e8
--- /dev/null
+++ b/test/CodeGen/X86/legalize-sub-zero.ll
@@ -0,0 +1,35 @@
+; RUN: llc < %s -mtriple=i686-pc-win32
+
+;target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f80:128:128-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32"
+;target triple = "i686-pc-win32"
+
+define void @test() nounwind {
+ %1 = fdiv <3 x double> zeroinitializer, undef
+ %2 = fdiv <2 x double> zeroinitializer, undef
+ %3 = shufflevector <2 x double> %2, <2 x double> undef, <3 x i32> <i32 0, i32
+1, i32 undef>
+ %4 = insertelement <3 x double> %3, double undef, i32 2
+ %5 = bitcast <3 x double> %1 to <3 x i64>
+ %6 = bitcast <3 x double> %4 to <3 x i64>
+ %7 = sub <3 x i64> %5, %6
+ %8 = shufflevector <3 x i64> %7, <3 x i64> undef, <2 x i32> <i32 0, i32 1>
+ %9 = xor <2 x i64> %8, zeroinitializer
+ %10 = add nsw <2 x i64> %9, zeroinitializer
+ %11 = shufflevector <2 x i64> %10, <2 x i64> undef, <3 x i32> <i32 0, i32 1,
+i32 undef>
+ %12 = insertelement <3 x i64> %11, i64 0, i32 2
+ %13 = shufflevector <3 x i64> %12, <3 x i64> undef, <4 x i32> <i32 0, i32 1,
+i32 2, i32 3>
+ %14 = shufflevector <4 x i64> %13, <4 x i64> undef, <2 x i32> <i32 0, i32 1>
+ %15 = bitcast <2 x i64> %14 to <4 x i32>
+ %16 = shufflevector <4 x i32> %15, <4 x i32> undef, <4 x i32> <i32 0, i32 2,
+i32 0, i32 2>
+ %17 = bitcast <4 x i32> %16 to <2 x i64>
+ %18 = shufflevector <2 x i64> %17, <2 x i64> undef, <2 x i32> <i32 0, i32 2>
+ %19 = bitcast <2 x i64> %18 to <4 x i32>
+ %20 = shufflevector <4 x i32> %19, <4 x i32> undef, <3 x i32> <i32 0, i32 1,
+i32 2>
+ %21 = or <3 x i32> %20, zeroinitializer
+ store <3 x i32> %21, <3 x i32> addrspace(1)* undef, align 16
+ ret void
+}