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Add a test that shows that SSI is working correctly.

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llvm-svn: 79230
This commit is contained in:
Nick Lewycky 2009-08-17 07:32:08 +00:00
parent fc68e5368b
commit 3e2d98a039
1 changed files with 22 additions and 0 deletions
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22
test/Transforms/SSI/ssiphi.ll Normal file
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; RUN: llvm-as < %s | opt -ssi-everything | llvm-dis | FileCheck %s
declare void @use(i32)
declare i32 @create()
define i32 @foo() {
entry:
%x = call i32 @create()
%y = icmp slt i32 %x, 10
br i1 %y, label %T, label %F
T:
; CHECK: SSI_sigma
call void @use(i32 %x)
br label %join
F:
; CHECK: SSI_sigma
call void @use(i32 %x)
br label %join
join:
; CHECK: SSI_phi
ret i32 %x
}