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https://github.com/c64scene-ar/llvm-6502.git
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b8cd6a49b5
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53151 91177308-0d34-0410-b5e6-96231b3b80d8
30 lines
670 B
LLVM
30 lines
670 B
LLVM
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | notcast
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define i32 @mul(i32 %x, i32 %y) {
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%A = trunc i32 %x to i8
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%B = trunc i32 %y to i8
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%C = mul i8 %A, %B
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%D = zext i8 %C to i32
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ret i32 %D
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}
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define i32 @select1(i1 %cond, i32 %x, i32 %y, i32 %z) {
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%A = trunc i32 %x to i8
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%B = trunc i32 %y to i8
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%C = trunc i32 %z to i8
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%D = add i8 %A, %B
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%E = select i1 %cond, i8 %C, i8 %D
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%F = zext i8 %E to i32
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ret i32 %F
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}
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define i8 @select2(i1 %cond, i8 %x, i8 %y, i8 %z) {
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%A = zext i8 %x to i32
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%B = zext i8 %y to i32
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%C = zext i8 %z to i32
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%D = add i32 %A, %B
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%E = select i1 %cond, i32 %C, i32 %D
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%F = trunc i32 %E to i8
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ret i8 %F
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}
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