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runtime: fix nanotime1 on windows/arm

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nanotime1 is broken on windows/arm since CL 526358, which
unintentionally removed a necessary instruction. It hasn't been
noticed till now because the there is no windows/arm builder.

This CL restores the instruction.

Fixes #68996.

Change-Id: I52ef6891a3bd8e608b8538f456d181e08f93efaa
Reviewed-on: https://go-review.googlesource.com/c/go/+/607776
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
This commit is contained in:
qmuntal 2024-08-22 15:02:49 +02:00 committed by Quim Muntal
parent 64a5d1d7de
commit c7faf7f514
1 changed files with 1 additions and 0 deletions
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src/runtime/sys_windows_arm.s
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@ -205,6 +205,7 @@ TEXT runtime·read_tls_fallback(SB),NOSPLIT,$0
RET RET
TEXT runtime·nanotime1(SB),NOSPLIT,$0-8 TEXT runtime·nanotime1(SB),NOSPLIT,$0-8
MOVW $_INTERRUPT_TIME, R3
loop: loop:
MOVW time_hi1(R3), R1 MOVW time_hi1(R3), R1
DMB MB_ISH DMB MB_ISH