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Revert "Update ESP32 port files (#92)" (#132)

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This reverts commit adbfca5420.
This commit is contained in:
Carl Lundin 2020-08-20 14:41:44 -07:00 • committed by GitHub
parent ebda49376e
commit 10a0b1e54b
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 33 additions and 219 deletions
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26
portable/ThirdParty/GCC/Xtensa_ESP32/portasm.S vendored
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@ -138,24 +138,8 @@ _frxt_int_enter:
mull a2, a4, a2
add a1, a1, a2 /* for current proc */
#ifdef CONFIG_FREERTOS_FPU_IN_ISR
#if XCHAL_CP_NUM > 0
rsr a3, CPENABLE /* Restore thread scope CPENABLE */
addi sp, sp,-4 /* ISR will manage FPU coprocessor by forcing */
s32i a3, a1, 0 /* its trigger */
#endif
#endif
.Lnested:
1:
#ifdef CONFIG_FREERTOS_FPU_IN_ISR
#if XCHAL_CP_NUM > 0
movi a3, 0 /* whilst ISRs pending keep CPENABLE exception active */
wsr a3, CPENABLE
rsync
#endif
#endif
mov a0, a12 /* restore return addr and return */
ret
@ -192,15 +176,6 @@ _frxt_int_exit:
s32i a2, a3, 0 /* save nesting count */
bnez a2, .Lnesting /* !=0 after decr so still nested */
#ifdef CONFIG_FREERTOS_FPU_IN_ISR
#if XCHAL_CP_NUM > 0
l32i a3, sp, 0 /* Grab last CPENABLE before leave ISR */
addi sp, sp, 4
wsr a3, CPENABLE
rsync /* ensure CPENABLE was modified */
#endif
#endif
movi a2, pxCurrentTCB
addx4 a2, a4, a2
l32i a2, a2, 0 /* a2 = current TCB */
@ -667,6 +642,7 @@ _frxt_task_coproc_state:
addx4 a15, a3, a15
l32i a15, a15, 0 /* && pxCurrentTCB != 0) { */
beqz a15, 2f
l32i a15, a15, CP_TOPOFSTACK_OFFS
ret