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runtime: remove redundant save_g call in mcall for arm

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The setg call a few lines earlier has already performed the same iscgo check
and called save_g if necessary.

Change-Id: I6e7c44cef4e0397d6001a3d5b7e334cdfbc3ce22
Reviewed-on: https://go-review.googlesource.com/c/go/+/316929
Trust: Joel Sing <joel@sing.id.au>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
This commit is contained in:
Joel Sing 2021-05-05 04:01:52 +10:00
parent 9e0facd26e
commit 4c9791299d
1 changed files with 0 additions and 3 deletions
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3
src/runtime/asm_arm.s
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@ -252,9 +252,6 @@ TEXT runtime·mcall(SB),NOSPLIT|NOFRAME,$0-4
CMP g, R1
B.NE 2(PC)
B runtime·badmcall(SB)
MOVB runtime·iscgo(SB), R11
CMP $0, R11
BL.NE runtime·save_g(SB)
MOVW fn+0(FP), R0
MOVW (g_sched+gobuf_sp)(g), R13
SUB $8, R13