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freertos/xtensa_context.S: fix some dread tabs

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Felipe Neves 2019-10-14 14:02:35 -03:00
parent d7d8b47b89
commit 5ce7a33c87
1 changed files with 13 additions and 15 deletions
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28
components/freertos/xtensa_context.S
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@ -161,7 +161,6 @@ _xt_context_save:
call0 xthal_save_extra_nw /* destroys a0,2,3,4,5 */
#endif
#ifndef __XTENSA_CALL0_ABI__
#ifdef XT_USE_OVLY
l32i a9, sp, XT_STK_PC /* recover saved PC */
@ -169,22 +168,21 @@ _xt_context_save:
s32i a9, sp, XT_STK_OVLY /* save overlay state */
#endif
rsr a2, PS /* We need to enable window execptions to */
movi a3, PS_INTLEVEL_MASK /* perform spill registers*/
and a2, a2, a3
bnez a2, _not_l1
rsr a2, PS
movi a3, PS_INTLEVEL(1) /* For some curious reason the level 1 interrupts */
or a2, a2, a3 /* dont set the intlevel correctly on PS, we need to */
wsr a2, PS /* do this manually */
rsr a2, PS /* We need to enable window execptions to */
movi a3, PS_INTLEVEL_MASK /* perform spill registers*/
and a2, a2, a3
bnez a2, _not_l1
rsr a2, PS
movi a3, PS_INTLEVEL(1) /* For some curious reason the level 1 interrupts */
or a2, a2, a3 /* dont set the intlevel correctly on PS, we need to */
wsr a2, PS /* do this manually */
_not_l1:
rsr a2, PS /* finally umask the window exceptions */
movi a3, ~(PS_EXCM_MASK)
and a2, a2, a3
wsr a2, PS
rsr a2, PS /* finally umask the window exceptions */
movi a3, ~(PS_EXCM_MASK)
and a2, a2, a3
wsr a2, PS
rsync
addi sp, sp, XT_STK_FRMSZ /* go back to spill register region */
SPILL_ALL_WINDOWS /* place the live register windows there */
addi sp, sp, -XT_STK_FRMSZ /* return the current stack pointer and proceed with conext save*/