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Ensure the definition of prvTaskExitError()does not result in a compiler warning in ports where its use can be overridden (GCC Cortex-M ports).

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Remove duplicate save/restore of r14 in Cortex-M4F ports.
This commit is contained in:
Richard Barry 2013-11-07 16:43:54 +00:00
parent 20eb03ed7d
commit b181a3af99
6 changed files with 65 additions and 47 deletions
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12
FreeRTOS/Source/portable/Tasking/ARM_CM4F/port_asm.asm
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@ -64,7 +64,7 @@
.global vPortEnableVFP
.global ulPortSetInterruptMask
.global vPortClearInterruptMask
;-----------------------------------------------------------
.section .text
@ -89,13 +89,13 @@ _vector_14: .type func
;Save the new top of stack into the first member of the TCB.
str r0, [r2]
stmdb sp!, {r3, r14}
stmdb sp!, {r3}
ldr.w r0, =ulMaxSyscallInterruptPriorityConst
msr basepri, r0
bl vTaskSwitchContext
mov r0, #0
msr basepri, r0
ldmia sp!, {r3, r14}
ldmia sp!, {r3}
;The first item in pxCurrentTCB is the task top of stack.
ldr r1, [r3]
@ -141,13 +141,13 @@ _lc_ref__vector_pp_14: .type func
;Save the new top of stack into the first member of the TCB.
str r0, [r2]
stmdb sp!, {r3, r14}
stmdb sp!, {r3}
ldr.w r0, =ulMaxSyscallInterruptPriorityConst
msr basepri, r0
bl vTaskSwitchContext
mov r0, #0
msr basepri, r0
ldmia sp!, {r3, r14}
ldmia sp!, {r3}
;The first item in pxCurrentTCB is the task top of stack.
ldr r1, [r3]
@ -249,4 +249,4 @@ vPortClearInterruptMask:
;-----------------------------------------------------------
.end