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ChibiOS
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Small optimization. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@14864 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
This commit is contained in:
Giovanni Di Sirio 2021-10-03 10:39:22 +00:00
parent 8db7a89fe6
commit 102016ca2e
1 changed files with 8 additions and 6 deletions
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14
os/common/ports/ARMv7-M-ALT/compilers/GCC/chcoreasm.S
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@ -210,12 +210,12 @@ SVC_Handler:
/* Context load for new thread.*/
adds r0, #CONTEXT_OFFSET
PORT_LOAD_INTEGER_CONTEXT
#if CH_DBG_SYSTEM_STATE_CHECK || CH_DBG_STATISTICS
ldr r3, [r0, #4] /* BASEPRI offset */
cmp r3, #CORTEX_BASEPRI_DISABLED
bne 1f
push {r0, lr}
mov r4, r0
/* Returning to a preempted thread, performing a logical
"unlock" and handling statistics.*/
#if CH_DBG_SYSTEM_STATE_CHECK
@ -224,10 +224,11 @@ SVC_Handler:
#if CH_DBG_STATISTICS
bl __stats_stop_measure_crit_thd
#endif
pop {r0, lr}
mov r0, r4
1:
#endif /* CH_DBG_SYSTEM_STATE_CHECK || CH_DBG_STATISTICS */
PORT_LOAD_INTEGER_CONTEXT
PORT_LOAD_FLOAT_CONTEXT
PORT_LOAD_MPU_CONTEXT
@ -257,12 +258,12 @@ PendSV_Handler:
/* Context load for new thread.*/
adds r0, #CONTEXT_OFFSET
PORT_LOAD_INTEGER_CONTEXT
#if CH_DBG_SYSTEM_STATE_CHECK || CH_DBG_STATISTICS
ldr r3, [r0, #4] /* BASEPRI offset */
cmp r3, #CORTEX_BASEPRI_DISABLED
bne 1f
push {r0, lr}
mov r4, r0
/* Returning to a preempted thread, performing a logical
"unlock" and handling statistics.*/
#if CH_DBG_SYSTEM_STATE_CHECK
@ -271,10 +272,11 @@ PendSV_Handler:
#if CH_DBG_STATISTICS
bl __stats_stop_measure_crit_thd
#endif
pop {r0, lr}
mov r0, r4
1:
#endif /* CH_DBG_SYSTEM_STATE_CHECK || CH_DBG_STATISTICS */
PORT_LOAD_INTEGER_CONTEXT
PORT_LOAD_FLOAT_CONTEXT
PORT_LOAD_MPU_CONTEXT