@@ -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
/*------------------------------------------------------------------------
@@ -198,8 +198,8 @@
PUSHAX CTOP_AUX_EFLAGS
#endif
- lr r9, [ecr]
- st r9, [sp, PT_event] /* EV_Trap expects r9 to have ECR */
+ lr r10, [ecr]
+ st r10, [sp, PT_event] /* EV_Trap expects r10 to have ECR */
.endm
/*--------------------------------------------------------------
@@ -235,8 +235,8 @@ ENTRY(EV_Trap)
EXCEPTION_PROLOGUE
;============ TRAP 1 :breakpoints
- ; Check ECR for trap with arg (PROLOGUE ensures r9 has ECR)
- bmsk.f 0, r9, 7
+ ; Check ECR for trap with arg (PROLOGUE ensures r10 has ECR)
+ bmsk.f 0, r10, 7
bnz trap_with_param
;============ TRAP (no param): syscall top level
avoids 1 MOV instruction in light of double load/store code Signed-off-by: Vineet Gupta <vgupta@synopsys.com> --- arch/arc/include/asm/entry-arcv2.h | 3 +-- arch/arc/include/asm/entry-compact.h | 4 ++-- arch/arc/kernel/entry.S | 4 ++-- 3 files changed, 5 insertions(+), 6 deletions(-)