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https://github.com/c64scene-ar/llvm-6502.git
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d589099eec
needed since llvm-gcc 3.4 days. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133248 91177308-0d34-0410-b5e6-96231b3b80d8
34 lines
773 B
LLVM
34 lines
773 B
LLVM
; RUN: opt < %s -tailcallelim -S | FileCheck %s
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; Don't turn this into an infinite loop, this is probably the implementation
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; of fabs and we expect the codegen to lower fabs.
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; CHECK: @fabs(double %f)
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; CHECK: call
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; CHECK: ret
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define double @fabs(double %f) {
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entry:
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%tmp2 = call double @fabs( double %f ) ; <double> [#uses=1]
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ret double %tmp2
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}
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; Do turn other calls into infinite loops though.
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; CHECK: define double @foo
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; CHECK-NOT: call
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; CHECK: }
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define double @foo(double %f) {
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%t= call double @foo(double %f)
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ret double %t
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}
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; CHECK: define float @fabsf
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; CHECK-NOT: call
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; CHECK: }
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define float @fabsf(float %f) {
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%t= call float @fabsf(float 2.0)
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ret float %t
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}
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declare x86_fp80 @fabsl(x86_fp80 %f)
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