diff options
Diffstat (limited to 'c/src/lib/libbsp/i386/shared/irq/irq_asm.S')
| -rw-r--r-- | c/src/lib/libbsp/i386/shared/irq/irq_asm.S | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/i386/shared/irq/irq_asm.S b/c/src/lib/libbsp/i386/shared/irq/irq_asm.S index d899f47448..f994073f54 100644 --- a/c/src/lib/libbsp/i386/shared/irq/irq_asm.S +++ b/c/src/lib/libbsp/i386/shared/irq/irq_asm.S @@ -167,6 +167,13 @@ nested: incl PER_CPU_ISR_NEST_LEVEL(ebx) /* one nest level deeper */ incl SYM (_Thread_Dispatch_disable_level) /* disable multitasking */ + /* + * GCC versions starting with 4.3 no longer place the cld + * instruction before string operations. We need to ensure + * it is set correctly for ISR handlers. + */ + cld + /* * re-enable interrupts at processor level as the current * interrupt source is now masked via i8259 |