31 lines
919 B
LLVM
31 lines
919 B
LLVM
; RUN: llvm-as %s -o - | llvm-dis > %t1.ll
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; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
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; RUN: diff %t1.ll %t2.ll
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; RUN: llvm-as < %s | lli --force-interpreter=true | FileCheck %s
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; CHECK: -255
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@ARRAY = global [ 20 x i17 ] zeroinitializer
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@FORMAT = constant [ 4 x i8 ] c"%d\0A\00"
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declare i32 @printf(i8* %format, ...)
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define void @multiply(i32 %index, i32 %X, i32 %Y) {
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%Z = mul i32 %X, %Y
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%P = getelementptr [20 x i17], [20 x i17]* @ARRAY, i32 0, i32 %index
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%Result = trunc i32 %Z to i17
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store i17 %Result, i17* %P
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ret void
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}
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define i32 @main(i32 %argc, i8** %argv) {
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%i = bitcast i32 0 to i32
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call void @multiply(i32 %i, i32 -1, i32 255)
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%P = getelementptr [20 x i17], [20 x i17]* @ARRAY, i32 0, i32 0
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%X = load i17, i17* %P
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%result = sext i17 %X to i32
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%fmt = getelementptr [4 x i8], [4 x i8]* @FORMAT, i32 0, i32 0
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call i32 (i8*,...) @printf(i8* %fmt, i32 %result)
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ret i32 0
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}
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