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24 lines
700 B
LLVM
24 lines
700 B
LLVM
; RUN: llvm-as < %s | llvm-dis > %t0
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; RUN: opt -S < %s > %t1
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; RUN: diff %t0 %t1
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; RUN: FileCheck < %t1 %s
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; Make sure fast math flags on fcmp instructions are serialized/deserialized properly.
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define i1 @foo(float %a, float %b, double %c, double %d) {
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; CHECK: %plain = fcmp ueq float %a, %b
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%plain = fcmp ueq float %a, %b
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; CHECK: %fast = fcmp fast olt float %a, %b
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%fast = fcmp fast olt float %a, %b
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; CHECK: %nsz = fcmp nsz uge float %a, %b
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%nsz = fcmp nsz uge float %a, %b
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; CHECK: %nnan = fcmp nnan nsz oge double %c, %d
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%nnan = fcmp nnan nsz oge double %c, %d
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%dce1 = or i1 %plain, %fast
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%dce2 = or i1 %dce1, %nsz
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%dce3 = or i1 %dce2, %nnan
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ret i1 %dce3
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}
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