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23 lines
601 B
LLVM
23 lines
601 B
LLVM
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; RUN: llvm-as < %s | llc -march=arm &&
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; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 &&
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; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep "sxtb" | wc -l | grep 1 &&
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; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep "sxtab" | wc -l | grep 1
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define i8 %test1(i32 %A) sext {
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%B = lshr i32 %A, i8 8
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%C = shl i32 %A, i8 24
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%D = or i32 %B, %C
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%E = trunc i32 %D to i8
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ret i8 %E
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}
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define i32 %test2(i32 %A, i32 %X) sext {
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%B = lshr i32 %A, i8 8
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%C = shl i32 %A, i8 24
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%D = or i32 %B, %C
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%E = trunc i32 %D to i8
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%F = sext i8 %E to i32
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%G = add i32 %F, %X
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ret i32 %G
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}
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