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https://github.com/c64scene-ar/llvm-6502.git
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437544f25c
was replaced with return of a "first class aggregate". git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133245 91177308-0d34-0410-b5e6-96231b3b80d8
47 lines
1.2 KiB
LLVM
47 lines
1.2 KiB
LLVM
; RUN: opt < %s -ipconstprop -S > %t
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;; Check that the 21 constants got propagated properly
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; RUN: cat %t | grep {%M = add i32 21, 21}
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;; Check that the second return values didn't get propagated
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; RUN: cat %t | grep {%N = add i32 %B, %D}
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%0 = type { i32, i32 }
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define internal %0 @foo(i1 %Q) {
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br i1 %Q, label %T, label %F
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T: ; preds = %0
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%mrv = insertvalue %0 undef, i32 21, 0
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%mrv1 = insertvalue %0 %mrv, i32 22, 1
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ret %0 %mrv1
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F: ; preds = %0
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%mrv2 = insertvalue %0 undef, i32 21, 0
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%mrv3 = insertvalue %0 %mrv2, i32 23, 1
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ret %0 %mrv3
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}
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define internal %0 @bar(i1 %Q) {
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%A = insertvalue %0 undef, i32 21, 0
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br i1 %Q, label %T, label %F
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T: ; preds = %0
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%B = insertvalue %0 %A, i32 22, 1
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ret %0 %B
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F: ; preds = %0
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%C = insertvalue %0 %A, i32 23, 1
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ret %0 %C
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}
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define %0 @caller(i1 %Q) {
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%X = call %0 @foo(i1 %Q)
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%A = extractvalue %0 %X, 0
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%B = extractvalue %0 %X, 1
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%Y = call %0 @bar(i1 %Q)
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%C = extractvalue %0 %Y, 0
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%D = extractvalue %0 %Y, 1
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%M = add i32 %A, %C
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%N = add i32 %B, %D
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ret %0 %X
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}
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