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TheRock/compiler/amd-llvm/llvm/test/CodeGen/CSKY/atomic-cmpxchg-flag.ll
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derek.holloway 7502bf64a4
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2026-09-02 16:34:47 -07:00

33 lines
1.1 KiB
LLVM

; 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
}