blob: 8892a69abf08b5247ddd539fd9be57920cd77f11 [file] [log] [blame]
; RUN: llc -mtriple=x86_64-apple-macosx10.9.0 -mcpu=core2 -mattr=+64bit,+sse2 < %s | FileCheck %s
; DAGCombine may choose to rewrite 2 loads feeding a select as a select of
; addresses feeding a load. This test ensures that when it does that it creates
; a load with alignment equivalent to the most restrictive source load.
declare void @sink(<2 x double>)
define void @test1(i1 %cmp) align 2 {
%1 = alloca <2 x double>, align 16
%2 = alloca <2 x double>, align 8
%val = load <2 x double>, <2 x double>* %1, align 16
%val2 = load <2 x double>, <2 x double>* %2, align 8
%val3 = select i1 %cmp, <2 x double> %val, <2 x double> %val2
call void @sink(<2 x double> %val3)
ret void
; CHECK: test1
; CHECK: movups
; CHECK: ret
}
define void @test2(i1 %cmp) align 2 {
%1 = alloca <2 x double>, align 16
%2 = alloca <2 x double>, align 8
%val = load <2 x double>, <2 x double>* %1, align 16
%val2 = load <2 x double>, <2 x double>* %2, align 16
%val3 = select i1 %cmp, <2 x double> %val, <2 x double> %val2
call void @sink(<2 x double> %val3)
ret void
; CHECK: test2
; CHECK: movaps
; CHECK: ret
}