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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
; RUN: | FileCheck --check-prefixes=CHECK,WMO %s
; RUN: llc -mtriple=riscv32 -mattr=+a -verify-machineinstrs < %s \
; RUN: | FileCheck --check-prefixes=CHECK,WMO %s
; RUN: llc -mtriple=riscv32 -mattr=+a,+experimental-ztso -verify-machineinstrs < %s \
; RUN: | FileCheck --check-prefixes=CHECK,TSO %s
; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \
; RUN: | FileCheck --check-prefixes=CHECK,WMO %s
; RUN: llc -mtriple=riscv64 -mattr=+a -verify-machineinstrs < %s \
; RUN: | FileCheck --check-prefixes=CHECK,WMO %s
; RUN: llc -mtriple=riscv64 -mattr=+a,+experimental-ztso -verify-machineinstrs < %s \
; RUN: | FileCheck --check-prefixes=CHECK,TSO %s
define void @fence_acquire() nounwind {
; WMO-LABEL: fence_acquire:
; WMO: # %bb.0:
; WMO-NEXT: fence r, rw
; WMO-NEXT: ret
;
; TSO-LABEL: fence_acquire:
; TSO: # %bb.0:
; TSO-NEXT: #MEMBARRIER
; TSO-NEXT: ret
fence acquire
ret void
}
define void @fence_release() nounwind {
; WMO-LABEL: fence_release:
; WMO: # %bb.0:
; WMO-NEXT: fence rw, w
; WMO-NEXT: ret
;
; TSO-LABEL: fence_release:
; TSO: # %bb.0:
; TSO-NEXT: #MEMBARRIER
; TSO-NEXT: ret
fence release
ret void
}
define void @fence_acq_rel() nounwind {
; WMO-LABEL: fence_acq_rel:
; WMO: # %bb.0:
; WMO-NEXT: fence.tso
; WMO-NEXT: ret
;
; TSO-LABEL: fence_acq_rel:
; TSO: # %bb.0:
; TSO-NEXT: #MEMBARRIER
; TSO-NEXT: ret
fence acq_rel
ret void
}
define void @fence_seq_cst() nounwind {
; CHECK-LABEL: fence_seq_cst:
; CHECK: # %bb.0:
; CHECK-NEXT: fence rw, rw
; CHECK-NEXT: ret
fence seq_cst
ret void
}
define void @fence_singlethread_acquire() nounwind {
; CHECK-LABEL: fence_singlethread_acquire:
; CHECK: # %bb.0:
; CHECK-NEXT: #MEMBARRIER
; CHECK-NEXT: ret
fence syncscope("singlethread") acquire
ret void
}
define void @fence_singlethread_release() nounwind {
; CHECK-LABEL: fence_singlethread_release:
; CHECK: # %bb.0:
; CHECK-NEXT: #MEMBARRIER
; CHECK-NEXT: ret
fence syncscope("singlethread") release
ret void
}
define void @fence_singlethread_acq_rel() nounwind {
; CHECK-LABEL: fence_singlethread_acq_rel:
; CHECK: # %bb.0:
; CHECK-NEXT: #MEMBARRIER
; CHECK-NEXT: ret
fence syncscope("singlethread") acq_rel
ret void
}
define void @fence_singlethread_seq_cst() nounwind {
; CHECK-LABEL: fence_singlethread_seq_cst:
; CHECK: # %bb.0:
; CHECK-NEXT: #MEMBARRIER
; CHECK-NEXT: ret
fence syncscope("singlethread") seq_cst
ret void
}
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