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llvm-mirror/test/Transforms/SCCP/apint-ipsccp4.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

50 lines
1.0 KiB
LLVM

; This test makes sure that these instructions are properly constant propagated.
; RUN: opt < %s -ipsccp -S | not grep load
; RUN: opt < %s -ipsccp -S | not grep add
; RUN: opt < %s -ipsccp -S | not grep phi
@Y = constant [2 x { i212, float }] [ { i212, float } { i212 12, float 1.0 },
{ i212, float } { i212 37, float 2.0 } ]
define internal float @test2() {
%A = getelementptr [2 x { i212, float}]* @Y, i32 0, i32 1, i32 1
%B = load float* %A
ret float %B
}
define internal float @test3() {
%A = getelementptr [2 x { i212, float}]* @Y, i32 0, i32 0, i32 1
%B = load float* %A
ret float %B
}
define internal float @test()
{
%A = call float @test2()
%B = call float @test3()
%E = fdiv float %B, %A
ret float %E
}
define float @All()
{
%A = call float @test()
%B = fcmp oge float %A, 1.0
br i1 %B, label %T, label %F
T:
%C = fadd float %A, 1.0
br label %exit
F:
%D = fadd float %A, 2.0
br label %exit
exit:
%E = phi float [%C, %T], [%D, %F]
ret float %E
}