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Revert an arm64 change that sneaked in with r295464.

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This commit is contained in:
Andrew Turner 2016-02-10 10:28:33 +00:00
parent fde0af719b
commit d664515e68
1 changed files with 7 additions and 6 deletions
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13
sys/arm64/arm64/swtch.S
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@ -129,6 +129,12 @@ END(cpu_throw)
* x3 to x7, x16 and x17 are caller saved * x3 to x7, x16 and x17 are caller saved
*/ */
ENTRY(cpu_switch) ENTRY(cpu_switch)
/* Store the new curthread */
str x1, [x18, #PC_CURTHREAD]
/* And the new pcb */
ldr x4, [x1, #TD_PCB]
str x4, [x18, #PC_CURPCB]
/* /*
* Save the old context. * Save the old context.
*/ */
@ -168,15 +174,10 @@ ENTRY(cpu_switch)
mov x0, x19 mov x0, x19
#endif #endif
/* Store the new curthread */
str x1, [x18, #PC_CURTHREAD]
/* /*
* Restore the saved context and save it as the curpcb. * Restore the saved context.
*/ */
ldr x4, [x1, #TD_PCB] ldr x4, [x1, #TD_PCB]
str x4, [x18, #PC_CURPCB]
/* /*
* TODO: We may need to flush the cache here if switching * TODO: We may need to flush the cache here if switching