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
65 lines
1.3 KiB
ArmAsm
65 lines
1.3 KiB
ArmAsm
/* $NetBSD: ptrace.S,v 1.1 2014/09/03 19:34:26 matt Exp $ */
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#include "SYS.h"
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#include "assym.h"
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: ptrace.S,v 1.1 2014/09/03 19:34:26 matt Exp $")
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#endif /* LIBC_SCCS && !lint */
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#define XCALLFRAME_LR (-1*4)
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#define XCALLFRAME_DATA (-2*4)
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#define XCALLFRAME_ADDR (-3*4)
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#define XCALLFRAME_PID (-4*4)
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#define XCALLFRAME_REQUEST (-5*4)
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#define XCALLFRAME_GP (-6*4)
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#define XCALLFRAME_SP (-7*4)
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#define XCALLFRAMELEN (-XCALLFRAME_SP)
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ENTRY(ptrace)
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#ifdef _REENTRANT
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l.sw XCALLFRAME_LR(r1),lr
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l.sw XCALLFRAME_REQUEST(r1),r3
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l.sw XCALLFRAME_PID(r1),r4
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l.sw XCALLFRAME_ADDR(r1),r5
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l.sw XCALLFRAME_DATA(r1),r6
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#ifdef __PIC__
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l.sw XCALLFRAME_GP(r1),r16
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PIC_GOTSETUP(r16)
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#endif
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l.addi r1,r1,-XCALLFRAMELEN
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l.jal PLT(_C_LABEL(__errno))
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l.nop
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l.sw 0(r11),r0
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l.addi r1,r1,XCALLFRAMELEN
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#ifdef __PIC__
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l.lwz r16,XCALLFRAME_GP(r1)
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#endif
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l.lwz r6,XCALLFRAME_DATA(r1)
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l.lwz r4,XCALLFRAME_PID(r1)
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l.lwz r5,XCALLFRAME_ADDR(r1)
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l.lwz r3,XCALLFRAME_REQUEST(r1)
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l.lwz lr,XCALLFRAME_LR(r1)
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#else
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#ifdef __PIC__
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l.or r8,r9,r0
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PIC_GOTSETUP(r7)
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lwz r7,_C_LABEL(errno)@got(r7)
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l.or r9,r8,r0
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#else
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l.movhi r7,hi(_C_LABEL(errno))
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l.ori r7,r7,lo(_C_LABEL(errno))
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#endif /* __PIC__ */
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#endif /* _REENTRANT */
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l.sw 0(r7),r0
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_DOSYSCALL(ptrace)
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l.bf _C_LABEL(__cerror)
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l.nop
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l.jr lr
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l.nop
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END(ptrace)
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