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26 lines
582 B
LLVM
26 lines
582 B
LLVM
; bswap should be constant folded when it is passed a constant argument
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; RUN: llvm-as < %s | opt -constprop | llvm-dis | not grep call
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declare i16 @llvm.bswap.i16(i16)
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declare i32 @llvm.bswap.i32(i32)
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declare i64 @llvm.bswap.i64(i64)
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define i16 @W() {
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%Z = call i16 @llvm.bswap.i16( i16 1 ) ; <i16> [#uses=1]
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ret i16 %Z
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}
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define i32 @X() {
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%Z = call i32 @llvm.bswap.i32( i32 1 ) ; <i32> [#uses=1]
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ret i32 %Z
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}
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define i64 @Y() {
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%Z = call i64 @llvm.bswap.i64( i64 1 ) ; <i64> [#uses=1]
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ret i64 %Z
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}
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