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aguettouche pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx.git
The following commit(s) were added to refs/heads/master by this push:
new cfb7561 arch/arm/src/armv7-a/arm_vectors.S: Fix clobbered register
in SMP mode.
cfb7561 is described below
commit cfb7561e7792513233de602df10947c5546f6a87
Author: Gregory Nutt <gn...@nuttx.org>
AuthorDate: Wed Feb 12 08:51:34 2020 -0600
arch/arm/src/armv7-a/arm_vectors.S: Fix clobbered register in SMP mode.
---
arch/arm/src/armv7-a/arm_vectors.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/src/armv7-a/arm_vectors.S
b/arch/arm/src/armv7-a/arm_vectors.S
index 6fb9102..6df8755 100644
--- a/arch/arm/src/armv7-a/arm_vectors.S
+++ b/arch/arm/src/armv7-a/arm_vectors.S
@@ -260,7 +260,7 @@ arm_vectorirq:
/* Call arm_decodeirq() on the interrupt stack */
- setirqstack r1, r5 /* SP = IRQ stack top */
+ setirqstack r1, r3 /* SP = IRQ stack top */
str r0, [sp] /* Save the
user stack pointer */
mov r4, sp /* Save the SP
in a preserved register */
bic sp, sp, #7 /* Force 8-byte
alignment */
