source: icGREP/icgrep-devel/llvm-3.8.0.src/test/Bitcode/fcmp-fast.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 690 bytes
Line 
1; RUN: llvm-as < %s | llvm-dis > %t0
2; RUN: opt -S < %s > %t1
3; RUN: diff %t0 %t1
4; RUN: FileCheck < %t1 %s
5
6; Make sure flags on fcmp instructions are serialized/deserialized properly.
7
8define i1 @foo(float %a, float %b, double %c, double %d) {
9  ; CHECK:   %plain = fcmp ueq float %a, %b
10  %plain = fcmp ueq float %a, %b
11  ; CHECK:   %fast = fcmp fast olt float %a, %b
12  %fast = fcmp fast olt float %a, %b
13  ; CHECK:   %nsz = fcmp nsz uge float %a, %b
14  %nsz = fcmp nsz uge float %a, %b
15  ; CHECK:   %nnan = fcmp nnan nsz oge double %c, %d
16  %nnan = fcmp nnan nsz oge double %c, %d
17
18  %dce1 = or i1 %plain, %fast
19  %dce2 = or i1 %dce1, %nsz
20  %dce3 = or i1 %dce2, %nnan
21
22  ret i1 %dce3
23}
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