File: atomic-cmpxchg-flag.ll

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llvm-toolchain-20 1%3A20.1.6-1~exp1
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=csky -verify-machineinstrs -csky-no-aliases -mattr=+2e3 < %s \
; RUN:   | FileCheck -check-prefix=CSKY %s

define i1 @cmpxchg_i32_seq_cst_seq_cst(ptr %ptr, i32 signext %cmp,
                                       i32 signext %val) nounwind {
; CSKY-LABEL: cmpxchg_i32_seq_cst_seq_cst:
; CSKY:       # %bb.0: # %entry
; CSKY-NEXT:    subi16 sp, sp, 4
; CSKY-NEXT:    st32.w lr, (sp, 0) # 4-byte Folded Spill
; CSKY-NEXT:    subi16 sp, sp, 8
; CSKY-NEXT:    st16.w a1, (sp, 4)
; CSKY-NEXT:    movi16 a1, 5
; CSKY-NEXT:    st16.w a1, (sp, 0)
; CSKY-NEXT:    addi16 a1, sp, 4
; CSKY-NEXT:    movi16 a3, 5
; CSKY-NEXT:    jsri32 [.LCPI0_0]
; CSKY-NEXT:    addi16 sp, sp, 8
; CSKY-NEXT:    ld32.w lr, (sp, 0) # 4-byte Folded Reload
; CSKY-NEXT:    addi16 sp, sp, 4
; CSKY-NEXT:    rts16
; CSKY-NEXT:    .p2align 1
; CSKY-NEXT:  # %bb.1:
; CSKY-NEXT:    .p2align 2
; CSKY-NEXT:  .LCPI0_0:
; CSKY-NEXT:    .long __atomic_compare_exchange_4
;
entry:
  %0 = cmpxchg ptr %ptr, i32 %cmp, i32 %val seq_cst seq_cst
  %1 = extractvalue { i32, i1 } %0, 1
  ret i1 %1
}