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| author | Vineet Gupta <vgupta@synopsys.com> | 2019-05-16 01:08:10 +0200 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2019-07-08 10:24:44 +0200 |
| commit | 68e5c6f073bcf70da5f8eef88eb2d98f7c560bb6 (patch) | |
| tree | 48580fcf457d50fb7202191f20888a18aa74b212 /arch/arc/kernel/entry-compact.S | |
| parent | ARCv2: entry: rewrite to enable use of double load/stores LDD/STD (diff) | |
| download | linux-68e5c6f073bcf70da5f8eef88eb2d98f7c560bb6.tar.xz linux-68e5c6f073bcf70da5f8eef88eb2d98f7c560bb6.zip | |
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>
Diffstat (limited to 'arch/arc/kernel/entry-compact.S')
| -rw-r--r-- | arch/arc/kernel/entry-compact.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arc/kernel/entry-compact.S b/arch/arc/kernel/entry-compact.S index 7fe59880c16b..5cb0cd7e4eab 100644 --- a/arch/arc/kernel/entry-compact.S +++ b/arch/arc/kernel/entry-compact.S @@ -256,7 +256,7 @@ ENTRY(EV_TLBProtV) EXCEPTION_PROLOGUE - mov r2, r9 ; ECR set into r9 already + mov r2, r10 ; ECR set into r10 already lr r0, [efa] ; Faulting Data address (not part of pt_regs saved above) ; Exception auto-disables further Intr/exceptions. |