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Imported Upstream version 5.18.0.205

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Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-11-16 08:20:38 +00:00
parent 5cd5df71cc
commit 8e12397d70
28486 changed files with 3867013 additions and 66 deletions
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34
external/llvm/test/Transforms/InstCombine/select-select.ll vendored Normal file
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@ -0,0 +1,34 @@
; RUN: opt -instcombine -S < %s | FileCheck %s
; CHECK: @foo1
define float @foo1(float %a) #0 {
; CHECK-NOT: xor
%b = fcmp ogt float %a, 0.000000e+00
%c = select i1 %b, float %a, float 0.000000e+00
%d = fcmp olt float %c, 1.000000e+00
%f = select i1 %d, float %c, float 1.000000e+00
ret float %f
}
; CHECK: @foo2
define float @foo2(float %a) #0 {
; CHECK-NOT: xor
%b = fcmp ogt float %a, 0.000000e+00
%c = select i1 %b, float %a, float 0.000000e+00
%d = fcmp olt float %c, 1.000000e+00
%e = select i1 %b, float %a, float 0.000000e+00
%f = select i1 %d, float %e, float 1.000000e+00
ret float %f
}
; CHECK-LABEL: @foo3
define <2 x i32> @foo3(<2 x i1> %vec_bool, i1 %bool, <2 x i32> %V) {
; CHECK: %[[sel0:.*]] = select <2 x i1> %vec_bool, <2 x i32> zeroinitializer, <2 x i32> %V
; CHECK: %[[sel1:.*]] = select i1 %bool, <2 x i32> %[[sel0]], <2 x i32> %V
; CHECK: ret <2 x i32> %[[sel1]]
%sel0 = select <2 x i1> %vec_bool, <2 x i32> zeroinitializer, <2 x i32> %V
%sel1 = select i1 %bool, <2 x i32> %sel0, <2 x i32> %V
ret <2 x i32> %sel1
}
attributes #0 = { nounwind readnone ssp uwtable }