mirror of
https://github.com/rocky-linux/peridot.git
synced 2024-11-18 11:21:25 +00:00
33 lines
771 B
ArmAsm
33 lines
771 B
ArmAsm
// Copyright 2019 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
//go:build gc
|
|
// +build gc
|
|
|
|
#include "textflag.h"
|
|
|
|
// func getisar0() uint64
|
|
TEXT ·getisar0(SB),NOSPLIT,$0-8
|
|
// get Instruction Set Attributes 0 into x0
|
|
// mrs x0, ID_AA64ISAR0_EL1 = d5380600
|
|
WORD $0xd5380600
|
|
MOVD R0, ret+0(FP)
|
|
RET
|
|
|
|
// func getisar1() uint64
|
|
TEXT ·getisar1(SB),NOSPLIT,$0-8
|
|
// get Instruction Set Attributes 1 into x0
|
|
// mrs x0, ID_AA64ISAR1_EL1 = d5380620
|
|
WORD $0xd5380620
|
|
MOVD R0, ret+0(FP)
|
|
RET
|
|
|
|
// func getpfr0() uint64
|
|
TEXT ·getpfr0(SB),NOSPLIT,$0-8
|
|
// get Processor Feature Register 0 into x0
|
|
// mrs x0, ID_AA64PFR0_EL1 = d5380400
|
|
WORD $0xd5380400
|
|
MOVD R0, ret+0(FP)
|
|
RET
|