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Autogenerate results for test/CodeGen/X86/pr14314.ll . NFC 

llvm-svn: 294764
This commit is contained in:
Amaury Sechet 2017-02-10 17:57:46 +00:00
parent 8909b6804c
commit f6308cfe87
1 changed files with 27 additions and 6 deletions
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33
llvm/test/CodeGen/X86/pr14314.ll
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@ -1,13 +1,34 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i386-pc-linux -mcpu=corei7 | FileCheck %s
define i64 @atomicSub(i64* %a, i64 %b) nounwind {
; CHECK-LABEL: atomicSub:
; CHECK: # BB#0: # %entry
; CHECK-NEXT: pushl %ebp
; CHECK-NEXT: pushl %ebx
; CHECK-NEXT: pushl %edi
; CHECK-NEXT: pushl %esi
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %esi
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edi
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ebp
; CHECK-NEXT: movl (%ebp), %eax
; CHECK-NEXT: movl 4(%ebp), %edx
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_1: # %atomicrmw.start
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movl %eax, %ebx
; CHECK-NEXT: subl %edi, %ebx
; CHECK-NEXT: movl %edx, %ecx
; CHECK-NEXT: sbbl %esi, %ecx
; CHECK-NEXT: lock cmpxchg8b (%ebp)
; CHECK-NEXT: jne .LBB0_1
; CHECK-NEXT: # BB#2: # %atomicrmw.end
; CHECK-NEXT: popl %esi
; CHECK-NEXT: popl %edi
; CHECK-NEXT: popl %ebx
; CHECK-NEXT: popl %ebp
; CHECK-NEXT: retl
entry:
%0 = atomicrmw sub i64* %a, i64 %b seq_cst
ret i64 %0
; CHECK: atomicSub
; CHECK: movl %eax, %ebx
; CHECK: subl {{%[a-z]+}}, %ebx
; CHECK: movl %edx, %ecx
; CHECK: sbbl {{%[a-z]+}}, %ecx
; CHECK: ret
}