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Regenerate xchg-nofold.ll expected results. NFC.

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llvm-svn: 304291
This commit is contained in:
Amaury Sechet 2017-05-31 09:44:08 +00:00
parent 9dfbc0911d
commit 850b6f5f5b
1 changed files with 23 additions and 1 deletions
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24
test/CodeGen/X86/xchg-nofold.ll
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@ -1,3 +1,4 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=x86_64-linux-gnu < %s | FileCheck %s
%"struct.std::atomic" = type { %"struct.std::atomic_bool" }
@ -6,6 +7,28 @@
; CHECK-LABEL: _Z3fooRSt6atomicIbEb
define zeroext i1 @_Z3fooRSt6atomicIbEb(%"struct.std::atomic"* nocapture dereferenceable(1) %a, i1 returned zeroext %b) nounwind {
; CHECK-LABEL: _Z3fooRSt6atomicIbEb:
; CHECK: # BB#0: # %entry
; CHECK-NEXT: movq %rdi, %rax
; CHECK-NEXT: shrq $3, %rax
; CHECK-NEXT: movb 2147450880(%rax), %al
; CHECK-NEXT: testb %al, %al
; CHECK-NEXT: je .LBB0_3
; CHECK-NEXT: # BB#1:
; CHECK-NEXT: movl %edi, %ecx
; CHECK-NEXT: andl $7, %ecx
; CHECK-NEXT: cmpb %al, %cl
; CHECK-NEXT: jge .LBB0_2
; CHECK-NEXT: .LBB0_3:
; CHECK-NEXT: movl %esi, %eax
; CHECK-NEXT: xchgb %al, (%rdi)
; CHECK-NEXT: movl %esi, %eax
; CHECK-NEXT: retq
; CHECK-NEXT: .LBB0_2:
; CHECK-NEXT: pushq %rax
; CHECK-NEXT: callq __asan_report_store1
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
entry:
%frombool.i.i = zext i1 %b to i8
%_M_i.i.i = getelementptr inbounds %"struct.std::atomic", %"struct.std::atomic"* %a, i64 0, i32 0, i32 0, i32 0
@ -30,7 +53,6 @@ entry:
; <label>:11: ; preds = %6, %entry
store atomic i8 %frombool.i.i, i8* %_M_i.i.i seq_cst, align 1
; CHECK: xchgb %{{.*}}, (%{{.*}})
ret i1 %b
}