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New test to verify that "merging 4 loads into a vec load" continues to work and 

continues to infer alignment info.

llvm-svn: 46403
This commit is contained in:
Chris Lattner 2008-01-26 20:06:45 +00:00
parent 1472c7fe76
commit 596704405f
1 changed files with 35 additions and 0 deletions
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35
llvm/test/CodeGen/X86/vec_align.ll Normal file
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; RUN: llvm-as < %s | llc -mcpu=yonah -relocation-model=static | grep movaps | count 2
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 = "i686-apple-darwin8"
%f4 = type <4 x float>
@G = external global { float,float,float,float}, align 16
define %f4 @test1(float %W, float %X, float %Y, float %Z) {
%tmp = insertelement %f4 undef, float %W, i32 0
%tmp2 = insertelement %f4 %tmp, float %X, i32 1
%tmp4 = insertelement %f4 %tmp2, float %Y, i32 2
%tmp6 = insertelement %f4 %tmp4, float %Z, i32 3
ret %f4 %tmp6
}
define %f4 @test2() {
%Wp = getelementptr { float,float,float,float}* @G, i32 0, i32 0
%Xp = getelementptr { float,float,float,float}* @G, i32 0, i32 1
%Yp = getelementptr { float,float,float,float}* @G, i32 0, i32 2
%Zp = getelementptr { float,float,float,float}* @G, i32 0, i32 3
%W = load float* %Wp
%X = load float* %Xp
%Y = load float* %Yp
%Z = load float* %Zp
%tmp = insertelement %f4 undef, float %W, i32 0
%tmp2 = insertelement %f4 %tmp, float %X, i32 1
%tmp4 = insertelement %f4 %tmp2, float %Y, i32 2
%tmp6 = insertelement %f4 %tmp4, float %Z, i32 3
ret %f4 %tmp6
}