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2008-01-22 Joel Sherrill <joel.sherrill@OARcorp.com>

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* cpu_asm.S: Spacing and comment alignment.
This commit is contained in:
Joel Sherrill
2008-01-22 15:18:26 +00:00
parent 00b66f2aac
commit b4df56ddb4
2 changed files with 40 additions and 33 deletions
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4
cpukit/score/cpu/m68k/ChangeLog
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@@ -1,3 +1,7 @@
2008-01-22 Joel Sherrill <joel.sherrill@OARcorp.com>
* cpu_asm.S: Spacing and comment alignment.
2007-12-17 Joel Sherrill <joel.sherrill@oarcorp.com> 2007-12-17 Joel Sherrill <joel.sherrill@oarcorp.com>
* rtems/score/cpu.h: Add _CPU_Context_Get_SP() for stack check utility. * rtems/score/cpu.h: Add _CPU_Context_Get_SP() for stack check utility.

9
cpukit/score/cpu/m68k/cpu_asm.S
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@@ -127,7 +127,8 @@ norst: frestore a0@+ | restore the fp state frame
.global SYM (_ISR_Handler) .global SYM (_ISR_Handler)
SYM (_ISR_Handler): SYM (_ISR_Handler):
addql #1,SYM (_Thread_Dispatch_disable_level) | disable multitasking | disable multitasking
addql #1,SYM (_Thread_Dispatch_disable_level)
#if ( !defined(__mcoldfire__) ) #if ( !defined(__mcoldfire__) )
moveml d0-d1/a0-a1,a7@- | save d0-d1,a0-a1 moveml d0-d1/a0-a1,a7@- | save d0-d1,a0-a1
#else #else
@@ -139,7 +140,8 @@ SYM (_ISR_Handler):
#if ( CPU_HAS_SOFTWARE_INTERRUPT_STACK == 1 ) #if ( CPU_HAS_SOFTWARE_INTERRUPT_STACK == 1 )
movel _CPU_Interrupt_stack_high,a0 | a0 now point just above interrupt stack | Make a0 point just above interrupt stack
movel _CPU_Interrupt_stack_high,a0
cmpl _CPU_Interrupt_stack_low,a7 | stack below interrupt stack? cmpl _CPU_Interrupt_stack_low,a7 | stack below interrupt stack?
bcs.b 1f | yes, switch to interrupt stack bcs.b 1f | yes, switch to interrupt stack
cmpl a0,a7 | stack above interrupt stack? cmpl a0,a7 | stack above interrupt stack?
@@ -147,7 +149,8 @@ SYM (_ISR_Handler):
1: 1:
movel a7,a1 | copy task stack pointer movel a7,a1 | copy task stack pointer
movel a0,a7 | switch to interrupt stack movel a0,a7 | switch to interrupt stack
movel a1,a7@- | store task stack pointer on interrupt stack movel a1,a7@- | store task stack pointer
| on interrupt stack
2: 2:
#endif /* CPU_HAS_SOFTWARE_INTERRUPT_STACK == 1 */ #endif /* CPU_HAS_SOFTWARE_INTERRUPT_STACK == 1 */