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X86: Check output of x86 copysignl testcase. 

This makes the changes in an upcoming patch visible.

llvm-svn: 242106
This commit is contained in:
Matthias Braun 2015-07-14 02:08:23 +00:00
parent ae6df27ef4
commit b457ed3312
1 changed files with 16 additions and 1 deletions
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17
llvm/test/CodeGen/X86/pr13577.ll
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@ -1,5 +1,20 @@
; RUN: llc < %s -march=x86-64
; RUN: llc < %s -march=x86-64 | FileCheck %s
; CHECK-LABEL: LCPI0_0:
; CHECK-NEXT: .long 4286578688
; CHECK-LABEL: LCPI0_1:
; CHECK-NEXT: .long 2139095040
; CHECK-LABEL: foo:
; CHECK: movq {{.*}}, %rax
; CHECK: shlq $48, %rax
; CHECK: sets %al
; CHECK: testb %al, %al
; CHECK: flds LCPI0_0(%rip)
; CHECK: flds LCPI0_1(%rip)
; CHECK: fcmovne %st(1), %st(0)
; CHECK: fstp %st(1)
; CHECK: retq
define x86_fp80 @foo(x86_fp80 %a) {
%1 = tail call x86_fp80 @copysignl(x86_fp80 0xK7FFF8000000000000000, x86_fp80 %a) nounwind readnone
ret x86_fp80 %1