Gitiles
Code Review Sign In
gerrit-public.fairphone.software / fp2-dev / platform / external / llvm / 44ee05f1faa4bf8ec75ac4064c7a8a7988174941 / . / test / CodeGen / X86 / zero-remat.ll
blob: 0bf5282097516a820fe30efde9367f1bb6c4aa9b [file] [log] [blame]
Chris Lattner44ee05f2009-07-08 18:48:24 +0000[diff] [blame^]1; RUN: llvm-as < %s | llc -march=x86-64 | FileCheck %s --check-prefix=CHECK-64
Dale Johannesenf0d6daf2008-04-14 17:56:54 +0000[diff] [blame]2; RUN: llvm-as < %s | llc -march=x86-64 -stats -info-output-file - | grep asm-printer | grep 12
Chris Lattner44ee05f2009-07-08 18:48:24 +0000[diff] [blame^]3; RUN: llvm-as < %s | llc -march=x86 | FileCheck %s --check-prefix=CHECK-32
Dan Gohman8aef09b2007-09-07 21:32:51 +0000[diff] [blame]4
5declare void @bar(double %x)
6declare void @barf(float %x)
7
Dale Johannesen6e04eac2008-03-31 23:20:09 +0000[diff] [blame]8define double @foo() nounwind {
Chris Lattner44ee05f2009-07-08 18:48:24 +0000[diff] [blame^]9
Dan Gohman8aef09b2007-09-07 21:32:51 +0000[diff] [blame]10 call void @bar(double 0.0)
11 ret double 0.0
Chris Lattner44ee05f2009-07-08 18:48:24 +0000[diff] [blame^]12
13;CHECK-32: foo:
14;CHECK-32: call
15;CHECK-32: fldz
16;CHECK-32: ret
17
18;CHECK-64: foo:
19;CHECK-64: pxor
20;CHECK-64: call
21;CHECK-64: pxor
22;CHECK-64: ret
Dan Gohman8aef09b2007-09-07 21:32:51 +0000[diff] [blame]23}
Chris Lattner44ee05f2009-07-08 18:48:24 +0000[diff] [blame^]24
25
Dale Johannesen6e04eac2008-03-31 23:20:09 +0000[diff] [blame]26define float @foof() nounwind {
Dan Gohman8aef09b2007-09-07 21:32:51 +0000[diff] [blame]27 call void @barf(float 0.0)
28 ret float 0.0
Chris Lattner44ee05f2009-07-08 18:48:24 +0000[diff] [blame^]29
30;CHECK-32: foof:
31;CHECK-32: call
32;CHECK-32: fldz
33;CHECK-32: ret
34
35;CHECK-64: foof:
36;CHECK-64: pxor
37;CHECK-64: call
38;CHECK-64: pxor
39;CHECK-64: ret
Dan Gohman8aef09b2007-09-07 21:32:51 +0000[diff] [blame]40}