CL 525637 changed to the guard of DMB instruction from the
compiled-in runtime.goarm value to GOARM_7 macro and CPU feature
detection. It missed a place where runtime.goarm is loaded to a
register and reused later. This CL corrects the condition.
Updates #65601.
Fixes #65760.
Change-Id: I2ddefd03a1eb1048dbec0254c6e234c65b054279
Reviewed-on: https://go-review.googlesource.com/c/go/+/564855
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
(cherry picked from commit
a0226c5680f3ce6b0d8a8341f8c69611f3008393)
Reviewed-on: https://go-review.googlesource.com/c/go/+/567555
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
TryBot-Bypass: Carlos Amedee <carlos@golang.org>
BNE casl
MOVW $1, R0
- CMP $7, R8
- BLT 2(PC)
+#ifndef GOARM_7
+ CMP $0, R11
+ BEQ 2(PC)
+#endif
DMB MB_ISH
MOVB R0, ret+12(FP)