The value returned by setjmp must be nonzero. If zero is passed as
parameter it must be replaced by 1.
This patch reduces the code size a bit.
Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
arch/riscv/lib/setjmp.S | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/arch/riscv/lib/setjmp.S b/arch/riscv/lib/setjmp.S
index 72bc9241f6..99d6195827 100644
--- a/arch/riscv/lib/setjmp.S
+++ b/arch/riscv/lib/setjmp.S
@@ -54,12 +54,8 @@ ENTRY(longjmp)
LOAD_IDX(sp, 13)
/* Move the return value in place, but return 1 if passed 0. */
- beq a1, zero, longjmp_1
- mv a0, a1
- ret
-
- longjmp_1:
- li a0, 1
+ seqz a0, a1
+ add a0, a0, a1
ret
ENDPROC(longjmp)
.popsection
--
2.30.2
