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| author | Martin Möhrmann <moehrmann@google.com> | 2020-10-13 22:30:23 +0200 |
|---|---|---|
| committer | Martin Möhrmann <moehrmann@google.com> | 2020-10-20 11:09:52 +0000 |
| commit | de932da453f68b8fc04e9c2ab25136748173c806 (patch) | |
| tree | d657dab40079de391135dffc4fab9fc159a1d005 /src/runtime/sys_freebsd_arm64.s | |
| parent | 55b2d479d774d9887a6ec32b34e2c413f7c84f78 (diff) | |
| download | go-de932da453f68b8fc04e9c2ab25136748173c806.tar.gz go-de932da453f68b8fc04e9c2ab25136748173c806.zip | |
internal/cpu: consolidate arm64 feature detection
Move code to detect and mask arm64 CPU features from
runtime to internal/cpu.
Change-Id: Ib784e2ff056e8def125d68827b852f07a3eff0db
Reviewed-on: https://go-review.googlesource.com/c/go/+/261878
Trust: Martin Möhrmann <moehrmann@google.com>
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Benny Siegert <bsiegert@gmail.com>
Diffstat (limited to 'src/runtime/sys_freebsd_arm64.s')
| -rw-r--r-- | src/runtime/sys_freebsd_arm64.s | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/src/runtime/sys_freebsd_arm64.s b/src/runtime/sys_freebsd_arm64.s index 2330f2ffe2..8a4f9b7fa1 100644 --- a/src/runtime/sys_freebsd_arm64.s +++ b/src/runtime/sys_freebsd_arm64.s @@ -515,24 +515,3 @@ TEXT runtime·getCntxct(SB),NOSPLIT,$0 MOVW R0, ret+8(FP) RET - -// func getisar0() uint64 -TEXT runtime·getisar0(SB),NOSPLIT,$0 - // get Instruction Set Attributes 0 into R0 - MRS ID_AA64ISAR0_EL1, R0 - MOVD R0, ret+0(FP) - RET - -// func getisar1() uint64 -TEXT runtime·getisar1(SB),NOSPLIT,$0 - // get Instruction Set Attributes 1 into R0 - MRS ID_AA64ISAR1_EL1, R0 - MOVD R0, ret+0(FP) - RET - -// func getpfr0() uint64 -TEXT runtime·getpfr0(SB),NOSPLIT,$0 - // get Processor Feature Register 0 into R0 - MRS ID_AA64PFR0_EL1, R0 - MOVD R0, ret+0(FP) - RET |