33 lines
1.1 KiB
LLVM
33 lines
1.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=csky -verify-machineinstrs -csky-no-aliases -mattr=+2e3 < %s \
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; RUN: | FileCheck -check-prefix=CSKY %s
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define i1 @cmpxchg_i32_seq_cst_seq_cst(i32* %ptr, i32 signext %cmp,
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i32 signext %val) nounwind {
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; CSKY-LABEL: cmpxchg_i32_seq_cst_seq_cst:
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; CSKY: # %bb.0: # %entry
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; CSKY-NEXT: subi16 sp, sp, 4
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; CSKY-NEXT: st32.w lr, (sp, 0) # 4-byte Folded Spill
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; CSKY-NEXT: subi16 sp, sp, 8
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; CSKY-NEXT: st16.w a1, (sp, 4)
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; CSKY-NEXT: movi16 a1, 5
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; CSKY-NEXT: st16.w a1, (sp, 0)
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; CSKY-NEXT: addi16 a1, sp, 4
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; CSKY-NEXT: movi16 a3, 5
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; CSKY-NEXT: jsri32 [.LCPI0_0]
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; CSKY-NEXT: addi16 sp, sp, 8
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; CSKY-NEXT: ld32.w lr, (sp, 0) # 4-byte Folded Reload
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; CSKY-NEXT: addi16 sp, sp, 4
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; CSKY-NEXT: rts16
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; CSKY-NEXT: .p2align 1
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; CSKY-NEXT: # %bb.1:
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; CSKY-NEXT: .p2align 2
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; CSKY-NEXT: .LCPI0_0:
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; CSKY-NEXT: .long __atomic_compare_exchange_4
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;
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entry:
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%0 = cmpxchg i32* %ptr, i32 %cmp, i32 %val seq_cst seq_cst
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%1 = extractvalue { i32, i1 } %0, 1
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ret i1 %1
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}
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