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Test case for r152280, r152285 and r152290.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152292 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2012-03-08 03:32:42 +00:00
parent ee8c3b03fb
commit d4b0a06e19
1 changed files with 27 additions and 0 deletions
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27
test/CodeGen/Mips/zeroreg.ll Normal file
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@ -0,0 +1,27 @@
; RUN: llc < %s -march=mipsel | FileCheck %s
@g1 = external global i32
define i32 @foo0(i32 %s) nounwind readonly {
entry:
; CHECK-NOT: addiu
; CHECK: movn
%tobool = icmp ne i32 %s, 0
%0 = load i32* @g1, align 4, !tbaa !0
%cond = select i1 %tobool, i32 0, i32 %0
ret i32 %cond
}
define i32 @foo1(i32 %s) nounwind readonly {
entry:
; CHECK-NOT: addiu
; CHECK: movz
%tobool = icmp ne i32 %s, 0
%0 = load i32* @g1, align 4, !tbaa !0
%cond = select i1 %tobool, i32 %0, i32 0
ret i32 %cond
}
!0 = metadata !{metadata !"int", metadata !1}
!1 = metadata !{metadata !"omnipotent char", metadata !2}
!2 = metadata !{metadata !"Simple C/C++ TBAA", null}