ARC: entry: EV_Trap expects r10 (vs. r9) to have exception cause

avoids 1 MOV instruction in light of double load/store code Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2019-05-15 16:08:10 -07:00
parent a4880801a7
commit 68e5c6f073
4 changed files with 6 additions and 7 deletions
--- a/arch/arc/include/asm/entry-arcv2.h
+++ b/arch/arc/include/asm/entry-arcv2.h
@@ -95,9 +95,8 @@
 	lr	r10, [ecr]
 	lr	r11, [erbta]
 	ST2	r10, r11, PT_event
-	mov	r9, r10

-	; OUTPUT: r9 has ECR
+	; OUTPUT: r10 has ECR expected by EV_Trap
 .endm

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