0a6a1f1d05
This brings our tree to NetBSD 7.0, as found on -current on the 10-10-2015. This updates: - LLVM to 3.6.1 - GCC to GCC 5.1 - Replace minix/commands/zdump with usr.bin/zdump - external/bsd/libelf has moved to /external/bsd/elftoolchain/ - Import ctwm - Drop sprintf from libminc Change-Id: I149836ac18e9326be9353958bab9b266efb056f0
44 lines
780 B
ArmAsm
44 lines
780 B
ArmAsm
/* $NetBSD: ptrace.S,v 1.3 2014/08/23 02:24:22 matt Exp $ */
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#include "SYS.h"
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ENTRY(ptrace)
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#ifdef _REENTRANT
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mflr %r0
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streg %r0,SZREG(%r1)
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stregu %r1,-(SZREG*6)(%r1)
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streg %r3,(SZREG*2)(%r1)
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streg %r4,(SZREG*3)(%r1)
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streg %r5,(SZREG*4)(%r1)
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streg %r6,(SZREG*5)(%r1)
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bl PIC_PLT(_C_LABEL(__errno))
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nop
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li %r7,0
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stint %r7,0(%r3)
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ldreg %r3,(SZREG*2)(%r1)
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ldreg %r4,(SZREG*3)(%r1)
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ldreg %r5,(SZREG*4)(%r1)
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ldreg %r6,(SZREG*5)(%r1)
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addi %r1,%r1,SZREG*6
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ldreg %r0,SZREG(%r1)
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mtlr %r0
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#else
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.pushsection ".toc","aw"
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.Lerrno:
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.tc errno[TC], errno
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.popsection
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addis %r7,%r2,_C_LABEL(errno)@toc@ha
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ldptr %r7,_C_LABEL(errno)@toc@l(%r7)
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li %r8,0
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stint %r8,0(%r7)
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mtlr 0
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#endif /* _REENTRANT */
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_DOSYSCALL(ptrace)
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bso 1f
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blr
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1:
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BRANCH_TO_CERROR()
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END(ptrace)
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