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Get rid of the use of explicit register variables in the ppc32-linux

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magic macros.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@6386
This commit is contained in:
Julian Seward 2006-12-08 21:29:46 +00:00
parent 1ef58269c7
commit 99eb8260a2
1 changed files with 15 additions and 11 deletions
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26
include/valgrind.h
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@ -299,8 +299,8 @@ typedef
_zzq_arg1, _zzq_arg2, _zzq_arg3, _zzq_arg4, _zzq_arg5) \
\
{ unsigned int _zzq_args[6]; \
register unsigned int _zzq_result __asm__("r3"); \
register unsigned int* _zzq_ptr __asm__("r4"); \
unsigned int _zzq_result; \
unsigned int* _zzq_ptr; \
_zzq_args[0] = (unsigned int)(_zzq_request); \
_zzq_args[1] = (unsigned int)(_zzq_arg1); \
_zzq_args[2] = (unsigned int)(_zzq_arg2); \
@ -308,24 +308,28 @@ typedef
_zzq_args[4] = (unsigned int)(_zzq_arg4); \
_zzq_args[5] = (unsigned int)(_zzq_arg5); \
_zzq_ptr = _zzq_args; \
__asm__ volatile(__SPECIAL_INSTRUCTION_PREAMBLE \
__asm__ volatile("mr 3,%1\n\t" /*default*/ \
"mr 4,%2\n\t" /*ptr*/ \
__SPECIAL_INSTRUCTION_PREAMBLE \
/* %R3 = client_request ( %R4 ) */ \
"or 1,1,1" \
: "=r" (_zzq_result) \
: "0" (_zzq_default), "r" (_zzq_ptr) \
: "cc", "memory"); \
"or 1,1,1\n\t" \
"mr %0,3" /*result*/ \
: "=b" (_zzq_result) \
: "b" (_zzq_default), "b" (_zzq_ptr) \
: "cc", "memory", "r3", "r4"); \
_zzq_rlval = _zzq_result; \
}
#define VALGRIND_GET_NR_CONTEXT(_zzq_rlval) \
{ volatile OrigFn* _zzq_orig = &(_zzq_rlval); \
register unsigned int __addr __asm__("r3"); \
unsigned int __addr; \
__asm__ volatile(__SPECIAL_INSTRUCTION_PREAMBLE \
/* %R3 = guest_NRADDR */ \
"or 2,2,2" \
: "=r" (__addr) \
"or 2,2,2\n\t" \
"mr %0,3" \
: "=b" (__addr) \
: \
: "cc", "memory" \
: "cc", "memory", "r3" \
); \
_zzq_orig->nraddr = __addr; \
}