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llvm-mirror/test/CodeGen/X86/coalescer-remat.ll
Dávid Bolvanský abfb9e7ee2 [Codegen][X86] Modernize/regenerate old tests. NFCI.
Summary:
Switch to FileCheck where possible.
Adjust tests so they can be easily regenerated by update scripts.

Reviewers: craig.topper, spatel, RKSimon

Reviewed By: spatel

Subscribers: MatzeB, qcolombet, arphaman, jfb, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D71211
2019-12-10 00:27:46 +01:00

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951 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s
@val = internal global i64 0
@"\01LC" = internal constant [7 x i8] c"0x%lx\0A\00"
define i32 @main() nounwind {
; CHECK-LABEL: main:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: pushq %rax
; CHECK-NEXT: movl $1, %ecx
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: lock cmpxchgq %rcx, {{.*}}(%rip)
; CHECK-NEXT: leaq {{.*}}(%rip), %rdi
; CHECK-NEXT: movq %rax, %rsi
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: callq _printf
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: popq %rcx
; CHECK-NEXT: retq
entry:
%t0 = cmpxchg i64* @val, i64 0, i64 1 monotonic monotonic
%0 = extractvalue { i64, i1 } %t0, 0
%1 = tail call i32 (i8*, ...) @printf(i8* getelementptr ([7 x i8], [7 x i8]* @"\01LC", i32 0, i64 0), i64 %0) nounwind
ret i32 0
}
declare i32 @printf(i8*, ...) nounwind