llvm/test/Transforms/InstCombine/shufflevec-constant.ll
Nate Begeman 0f123cf732 Add suppport for ConstantExprs of shufflevectors whose result type is not equal to the
type of the vectors being shuffled.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64401 91177308-0d34-0410-b5e6-96231b3b80d8
2009-02-12 21:28:33 +00:00

15 lines
888 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep "2 x float"
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-darwin9"
define <4 x float> @__inff4() nounwind readnone {
entry:
%tmp14 = extractelement <1 x double> bitcast (<2 x float> <float 0x7FF0000000000000, float 0x7FF0000000000000> to <1 x double>), i32 0 ; <double> [#uses=1]
%tmp4 = bitcast double %tmp14 to i64 ; <i64> [#uses=1]
%tmp3 = bitcast i64 %tmp4 to <2 x float> ; <<2 x float>> [#uses=1]
%tmp8 = shufflevector <2 x float> %tmp3, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef> ; <<4 x float>> [#uses=1]
%tmp9 = shufflevector <4 x float> zeroinitializer, <4 x float> %tmp8, <4 x i32> <i32 0, i32 1, i32 4, i32 5> ; <<4 x float>> [#uses=0]
ret <4 x float> %tmp9
}