forked from OSchip/llvm-project
22 lines
697 B
LLVM
22 lines
697 B
LLVM
; Test that the IsDigitOptimizer works correctly
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; RUN: opt < %s -simplify-libcalls -S | \
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; RUN: not grep call
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declare i32 @isdigit(i32)
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declare i32 @isascii(i32)
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define i32 @main() {
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%val1 = call i32 @isdigit( i32 47 ) ; <i32> [#uses=1]
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%val2 = call i32 @isdigit( i32 48 ) ; <i32> [#uses=1]
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%val3 = call i32 @isdigit( i32 57 ) ; <i32> [#uses=1]
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%val4 = call i32 @isdigit( i32 58 ) ; <i32> [#uses=1]
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%rslt1 = add i32 %val1, %val2 ; <i32> [#uses=1]
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%rslt2 = add i32 %val3, %val4 ; <i32> [#uses=1]
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%sum = add i32 %rslt1, %rslt2 ; <i32> [#uses=1]
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%rslt = call i32 @isdigit( i32 %sum ) ; <i32> [#uses=1]
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%tmp = call i32 @isascii( i32 %rslt ) ; <i32> [#uses=1]
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ret i32 %tmp
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}
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