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https://github.com/c64scene-ar/llvm-6502.git
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b1e1e82c54
of using llvm-as, now that opt supports this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
37 lines
890 B
LLVM
37 lines
890 B
LLVM
; This test makes sure that these instructions are properly constant propagated.
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; RUN: opt %s -ipsccp | llvm-dis | not grep load
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; RUN: opt %s -ipsccp | llvm-dis | not grep fdiv
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@X = constant i212 42
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@Y = constant [2 x { i212, float }] [ { i212, float } { i212 12, float 1.0 },
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{ i212, float } { i212 37, float 0x3FF3B2FEC0000000 } ]
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define i212 @test1() {
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%B = load i212* @X
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ret i212 %B
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}
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define internal float @test2() {
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%A = getelementptr [2 x { i212, float}]* @Y, i32 0, i32 1, i32 1
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%B = load float* %A
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ret float %B
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}
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define internal i212 @test3() {
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%A = getelementptr [2 x { i212, float}]* @Y, i32 0, i32 0, i32 0
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%B = load i212* %A
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ret i212 %B
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}
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define float @All()
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{
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%A = call float @test2()
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%B = call i212 @test3()
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%C = mul i212 %B, -1234567
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%D = sitofp i212 %C to float
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%E = fdiv float %A, %D
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ret float %E
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}
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