diff options
Diffstat (limited to 'src/sys/schedule.S')
| -rw-r--r-- | src/sys/schedule.S | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/sys/schedule.S b/src/sys/schedule.S index 6b6ef1c..a4c07c4 100644 --- a/src/sys/schedule.S +++ b/src/sys/schedule.S @@ -6,8 +6,8 @@ .macro preserve_ctx cps #0x1f // Sys mode // Store Usr regs - stmfd sp!, {r0-r12} - stmfd sp!, {lr} + push {r0-r12} + push {lr} ldr r3, =scheduler // struct Scheduler ldr r2, [r3, #0] // struct Thread* rthread str lr, [r2, #0] // svc_lr -> void* pc @@ -23,8 +23,8 @@ cps #0x1f // Sys mode mov sp, r0 // Set stack pointer // Restore Usr regs - ldmfd sp!, {lr} - ldmfd sp!, {r0-r12} + pop {lr} + pop {r0-r12} cps #0x13 // Svc mode .endm |