hints.ll
1.06 KB
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; RUN: llc -mtriple aarch64-eabi -o - %s | FileCheck %s
declare void @llvm.aarch64.hint(i32) nounwind
define void @hint_nop() {
entry:
tail call void @llvm.aarch64.hint(i32 0) nounwind
ret void
}
; CHECK-LABEL: hint_nop
; CHECK: nop
define void @hint_yield() {
entry:
tail call void @llvm.aarch64.hint(i32 1) nounwind
ret void
}
; CHECK-LABEL: hint_yield
; CHECK: yield
define void @hint_wfe() {
entry:
tail call void @llvm.aarch64.hint(i32 2) nounwind
ret void
}
; CHECK-LABEL: hint_wfe
; CHECK: wfe
define void @hint_wfi() {
entry:
tail call void @llvm.aarch64.hint(i32 3) nounwind
ret void
}
; CHECK-LABEL: hint_wfi
; CHECK: wfi
define void @hint_sev() {
entry:
tail call void @llvm.aarch64.hint(i32 4) nounwind
ret void
}
; CHECK-LABEL: hint_sev
; CHECK: sev
define void @hint_sevl() {
entry:
tail call void @llvm.aarch64.hint(i32 5) nounwind
ret void
}
; CHECK-LABEL: hint_sevl
; CHECK: sevl
define void @hint_undefined() {
entry:
tail call void @llvm.aarch64.hint(i32 8) nounwind
ret void
}
; CHECK-LABEL: hint_undefined
; CHECK: hint #8