Cross Reference: ptrace.S
xref: /src/lib/libc/arch/powerpc/sys/ptrace.S
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ptrace.S revision 1.4
11.4Smatt/*	$NetBSD: ptrace.S,v 1.4 2002/07/30 06:08:00 matt Exp $	*/
21.1Sthorpej
31.1Sthorpej#include "SYS.h"
41.1Sthorpej
51.3SkleinkENTRY(ptrace)
61.3Skleink#ifdef _REENTRANT
71.4Smatt	mflr	%r0
81.4Smatt	stwu	%r1,-32(%r1)
91.4Smatt	stw	%r0,36(%r1)
101.4Smatt	stw	%r3,8(%r1)
111.4Smatt	stw	%r4,12(%r1)
121.4Smatt	stw	%r5,16(%r1)
131.4Smatt	stw	%r6,20(%r1)
141.3Skleink
151.3Skleink	bl	PIC_PLT(_C_LABEL(__errno))
161.4Smatt	li	%r7,0
171.4Smatt	stw	%r7,0(%r3)
181.3Skleink
191.4Smatt	lwz	%r3,8(%r1)
201.4Smatt	lwz	%r4,12(%r1)
211.4Smatt	lwz	%r5,16(%r1)
221.4Smatt	lwz	%r0,36(%r1)
231.4Smatt	lwz	%r6,20(%r1)
241.4Smatt	mtlr	%r0
251.4Smatt	la	%r1,32(%r1)
261.3Skleink#else
271.3Skleink#ifdef PIC
281.4Smatt	mflr	%r0
291.3Skleink	bl	_GLOBAL_OFFSET_TABLE_@local-4
301.4Smatt	mflr	%r7
311.4Smatt	lwz	%r7,_C_LABEL(errno)@got(%r7)
321.4Smatt	li	%r8,0
331.4Smatt	stw	%r8,0(%r7)
341.3Skleink	mtlr	0
351.3Skleink#else
361.4Smatt	lis	%r7,_C_LABEL(errno)@ha
371.4Smatt	li	%r8,0
381.4Smatt	stw	%r8,_C_LABEL(errno)@l(%r7)
391.3Skleink#endif /* PIC */
401.3Skleink#endif /* _REENTRANT */
411.4Smatt	li	%r0,SYS_ptrace
421.3Skleink	sc
431.3Skleink	bso	1f
441.3Skleink	blr
451.3Skleink1:
461.3Skleink	b	PIC_PLT(_C_LABEL(__cerror))
47

Indexes created Mon Nov 10 17:20:41 GMT 2025