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30 lines
1023 B
LLVM
30 lines
1023 B
LLVM
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; RUN: opt < %s -simplify-libcalls -S -o %t
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; RUN: FileCheck < %t %s
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target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32"
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target triple = "xcore-xmos-elf"
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@.str = internal constant [4 x i8] c"%f\0A\00" ; <[4 x i8]*> [#uses=1]
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@.str1 = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
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; Verify printf with no floating point arguments is transformed to iprintf
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define i32 @f0(i32 %x) nounwind {
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entry:
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; CHECK: define i32 @f0
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; CHECK: @iprintf
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; CHECK: }
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%0 = tail call i32 (i8*, ...)* @printf(i8* getelementptr ([4 x i8]* @.str1, i32 0, i32 0), i32 %x) ; <i32> [#uses=0]
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ret i32 %0
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}
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; Verify we don't turn this into an iprintf call
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define void @f1(double %x) nounwind {
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entry:
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; CHECK: define void @f1
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; CHECK: @printf
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; CHECK: }
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%0 = tail call i32 (i8*, ...)* @printf(i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), double %x) nounwind ; <i32> [#uses=0]
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ret void
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}
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declare i32 @printf(i8* nocapture, ...) nounwind
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