blind calls to _mount(), ignoring the fact that _mcount may
clobber registers; therefore, _mcount may NOT clobber registers */
/* if (this_fp!=0) {
- r0 = this_lr
- r1 = this_fp
- r1 = [r1-4] which is caller's fp
+ r0 = this_fp
+ r1 = this_lr
+ r1 = [r1-4] which is caller's lr
if (r1!=0)
r1 = caller's lr
call mcount_internal(this_lr, caller's_lr)
}
-*/
+*/
+
#define MCOUNT \
void _mcount (void) \
{ \
__asm__("stmdb sp!, {r0, r1, r2, r3};" \
"movs fp, fp;" \
- "moveq r0, #0;" \
- "ldrne r0, [fp, $-4];" \
- "ldrne r1, [fp, $-12];" \
- "movnes r1, r1;" \
- "ldrne r1, [r1, $-4];" \
- "movs r1, r1;" \
+ "moveq r1, #0;" \
+ "ldrne r1, [fp, $-4];" \
+ "ldrne r0, [fp, $-12];" \
+ "movnes r0, r0;" \
+ "ldrne r0, [r0, $-4];" \
+ "movs r0, r0;" \
"blne mcount_internal;" \
"ldmia sp!, {r0, r1, r2, r3}"); \
}
+