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ntdll: Move the copy_context function into the respective CPU-specific files.

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This commit is contained in:
Alexandre Julliard 2009-03-13 11:31:25 +01:00
parent 10350c19a0
commit 75be87dd75
6 changed files with 260 additions and 233 deletions
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1
dlls/ntdll/ntdll_misc.h
View File

@ -45,6 +45,7 @@ struct drive_info
extern void wait_suspend( CONTEXT *context );
extern void WINAPI __regs_RtlRaiseException( PEXCEPTION_RECORD, PCONTEXT );
extern void set_cpu_context( const CONTEXT *context );
extern void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags );
/* debug helpers */
extern LPCSTR debugstr_us( const UNICODE_STRING *str );

53
dlls/ntdll/signal_i386.c
View File

@ -977,6 +977,59 @@ void set_cpu_context( const CONTEXT *context )
}
/***********************************************************************
* copy_context
*
* Copy a register context according to the flags.
*/
void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags )
{
flags &= ~CONTEXT_i386; /* get rid of CPU id */
if (flags & CONTEXT_INTEGER)
{
to->Eax = from->Eax;
to->Ebx = from->Ebx;
to->Ecx = from->Ecx;
to->Edx = from->Edx;
to->Esi = from->Esi;
to->Edi = from->Edi;
}
if (flags & CONTEXT_CONTROL)
{
to->Ebp = from->Ebp;
to->Esp = from->Esp;
to->Eip = from->Eip;
to->SegCs = from->SegCs;
to->SegSs = from->SegSs;
to->EFlags = from->EFlags;
}
if (flags & CONTEXT_SEGMENTS)
{
to->SegDs = from->SegDs;
to->SegEs = from->SegEs;
to->SegFs = from->SegFs;
to->SegGs = from->SegGs;
}
if (flags & CONTEXT_DEBUG_REGISTERS)
{
to->Dr0 = from->Dr0;
to->Dr1 = from->Dr1;
to->Dr2 = from->Dr2;
to->Dr3 = from->Dr3;
to->Dr6 = from->Dr6;
to->Dr7 = from->Dr7;
}
if (flags & CONTEXT_FLOATING_POINT)
{
to->FloatSave = from->FloatSave;
}
if (flags & CONTEXT_EXTENDED_REGISTERS)
{
memcpy( to->ExtendedRegisters, from->ExtendedRegisters, sizeof(to->ExtendedRegisters) );
}
}
/***********************************************************************
* is_privileged_instr
*

89
dlls/ntdll/signal_powerpc.c
View File

@ -289,6 +289,95 @@ void set_cpu_context( const CONTEXT *context )
}
/***********************************************************************
* copy_context
*
* Copy a register context according to the flags.
*/
void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags )
{
if (flags & CONTEXT_CONTROL)
{
to->Msr = from->Msr;
to->Ctr = from->Ctr;
to->Iar = from->Iar;
}
if (flags & CONTEXT_INTEGER)
{
to->Gpr0 = from->Gpr0;
to->Gpr1 = from->Gpr1;
to->Gpr2 = from->Gpr2;
to->Gpr3 = from->Gpr3;
to->Gpr4 = from->Gpr4;
to->Gpr5 = from->Gpr5;
to->Gpr6 = from->Gpr6;
to->Gpr7 = from->Gpr7;
to->Gpr8 = from->Gpr8;
to->Gpr9 = from->Gpr9;
to->Gpr10 = from->Gpr10;
to->Gpr11 = from->Gpr11;
to->Gpr12 = from->Gpr12;
to->Gpr13 = from->Gpr13;
to->Gpr14 = from->Gpr14;
to->Gpr15 = from->Gpr15;
to->Gpr16 = from->Gpr16;
to->Gpr17 = from->Gpr17;
to->Gpr18 = from->Gpr18;
to->Gpr19 = from->Gpr19;
to->Gpr20 = from->Gpr20;
to->Gpr21 = from->Gpr21;
to->Gpr22 = from->Gpr22;
to->Gpr23 = from->Gpr23;
to->Gpr24 = from->Gpr24;
to->Gpr25 = from->Gpr25;
to->Gpr26 = from->Gpr26;
to->Gpr27 = from->Gpr27;
to->Gpr28 = from->Gpr28;
to->Gpr29 = from->Gpr29;
to->Gpr30 = from->Gpr30;
to->Gpr31 = from->Gpr31;
to->Xer = from->Xer;
to->Cr = from->Cr;
}
if (flags & CONTEXT_FLOATING_POINT)
{
to->Fpr0 = from->Fpr0;
to->Fpr1 = from->Fpr1;
to->Fpr2 = from->Fpr2;
to->Fpr3 = from->Fpr3;
to->Fpr4 = from->Fpr4;
to->Fpr5 = from->Fpr5;
to->Fpr6 = from->Fpr6;
to->Fpr7 = from->Fpr7;
to->Fpr8 = from->Fpr8;
to->Fpr9 = from->Fpr9;
to->Fpr10 = from->Fpr10;
to->Fpr11 = from->Fpr11;
to->Fpr12 = from->Fpr12;
to->Fpr13 = from->Fpr13;
to->Fpr14 = from->Fpr14;
to->Fpr15 = from->Fpr15;
to->Fpr16 = from->Fpr16;
to->Fpr17 = from->Fpr17;
to->Fpr18 = from->Fpr18;
to->Fpr19 = from->Fpr19;
to->Fpr20 = from->Fpr20;
to->Fpr21 = from->Fpr21;
to->Fpr22 = from->Fpr22;
to->Fpr23 = from->Fpr23;
to->Fpr24 = from->Fpr24;
to->Fpr25 = from->Fpr25;
to->Fpr26 = from->Fpr26;
to->Fpr27 = from->Fpr27;
to->Fpr28 = from->Fpr28;
to->Fpr29 = from->Fpr29;
to->Fpr30 = from->Fpr30;
to->Fpr31 = from->Fpr31;
to->Fpscr = from->Fpscr;
}
}
/**********************************************************************
* get_fpu_code
*

59
dlls/ntdll/signal_sparc.c
View File

@ -171,6 +171,65 @@ void set_cpu_context( const CONTEXT *context )
}
/***********************************************************************
* copy_context
*
* Copy a register context according to the flags.
*/
void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags )
{
flags &= ~CONTEXT_SPARC; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL)
{
to->psr = from->psr;
to->pc = from->pc;
to->npc = from->npc;
to->y = from->y;
to->wim = from->wim;
to->tbr = from->tbr;
}
if (flags & CONTEXT_INTEGER)
{
to->g0 = from->g0;
to->g1 = from->g1;
to->g2 = from->g2;
to->g3 = from->g3;
to->g4 = from->g4;
to->g5 = from->g5;
to->g6 = from->g6;
to->g7 = from->g7;
to->o0 = from->o0;
to->o1 = from->o1;
to->o2 = from->o2;
to->o3 = from->o3;
to->o4 = from->o4;
to->o5 = from->o5;
to->o6 = from->o6;
to->o7 = from->o7;
to->l0 = from->l0;
to->l1 = from->l1;
to->l2 = from->l2;
to->l3 = from->l3;
to->l4 = from->l4;
to->l5 = from->l5;
to->l6 = from->l6;
to->l7 = from->l7;
to->i0 = from->i0;
to->i1 = from->i1;
to->i2 = from->i2;
to->i3 = from->i3;
to->i4 = from->i4;
to->i5 = from->i5;
to->i6 = from->i6;
to->i7 = from->i7;
}
if (flags & CONTEXT_FLOATING_POINT)
{
/* FIXME */
}
}
/**********************************************************************
* segv_handler
*

58
dlls/ntdll/signal_x86_64.c
View File

@ -269,6 +269,64 @@ void set_cpu_context( const CONTEXT *context )
}
/***********************************************************************
* copy_context
*
* Copy a register context according to the flags.
*/
void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags )
{
flags &= ~CONTEXT_AMD64; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL)
{
to->Rbp = from->Rbp;
to->Rip = from->Rip;
to->Rsp = from->Rsp;
to->SegCs = from->SegCs;
to->SegSs = from->SegSs;
to->EFlags = from->EFlags;
to->MxCsr = from->MxCsr;
}
if (flags & CONTEXT_INTEGER)
{
to->Rax = from->Rax;
to->Rcx = from->Rcx;
to->Rdx = from->Rdx;
to->Rbx = from->Rbx;
to->Rsi = from->Rsi;
to->Rdi = from->Rdi;
to->R8 = from->R8;
to->R9 = from->R9;
to->R10 = from->R10;
to->R11 = from->R11;
to->R12 = from->R12;
to->R13 = from->R13;
to->R14 = from->R14;
to->R15 = from->R15;
}
if (flags & CONTEXT_SEGMENTS)
{
to->SegDs = from->SegDs;
to->SegEs = from->SegEs;
to->SegFs = from->SegFs;
to->SegGs = from->SegGs;
}
if (flags & CONTEXT_FLOATING_POINT)
{
to->u.FltSave = from->u.FltSave;
}
if (flags & CONTEXT_DEBUG_REGISTERS)
{
to->Dr0 = from->Dr0;
to->Dr1 = from->Dr1;
to->Dr2 = from->Dr2;
to->Dr3 = from->Dr3;
to->Dr6 = from->Dr6;
to->Dr7 = from->Dr7;
}
}
/**********************************************************************
* segv_handler
*

233
dlls/ntdll/thread.c
View File

@ -877,239 +877,6 @@ NTSTATUS WINAPI NtSetContextThread( HANDLE handle, const CONTEXT *context )
}
/* copy a context structure according to the flags */
static inline void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags )
{
#ifdef __i386__
flags &= ~CONTEXT_i386; /* get rid of CPU id */
if (flags & CONTEXT_INTEGER)
{
to->Eax = from->Eax;
to->Ebx = from->Ebx;
to->Ecx = from->Ecx;
to->Edx = from->Edx;
to->Esi = from->Esi;
to->Edi = from->Edi;
}
if (flags & CONTEXT_CONTROL)
{
to->Ebp = from->Ebp;
to->Esp = from->Esp;
to->Eip = from->Eip;
to->SegCs = from->SegCs;
to->SegSs = from->SegSs;
to->EFlags = from->EFlags;
}
if (flags & CONTEXT_SEGMENTS)
{
to->SegDs = from->SegDs;
to->SegEs = from->SegEs;
to->SegFs = from->SegFs;
to->SegGs = from->SegGs;
}
if (flags & CONTEXT_DEBUG_REGISTERS)
{
to->Dr0 = from->Dr0;
to->Dr1 = from->Dr1;
to->Dr2 = from->Dr2;
to->Dr3 = from->Dr3;
to->Dr6 = from->Dr6;
to->Dr7 = from->Dr7;
}
if (flags & CONTEXT_FLOATING_POINT)
{
to->FloatSave = from->FloatSave;
}
if (flags & CONTEXT_EXTENDED_REGISTERS)
{
memcpy( to->ExtendedRegisters, from->ExtendedRegisters, sizeof(to->ExtendedRegisters) );
}
#elif defined(__x86_64__)
flags &= ~CONTEXT_AMD64; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL)
{
to->Rbp = from->Rbp;
to->Rip = from->Rip;
to->Rsp = from->Rsp;
to->SegCs = from->SegCs;
to->SegSs = from->SegSs;
to->EFlags = from->EFlags;
to->MxCsr = from->MxCsr;
}
if (flags & CONTEXT_INTEGER)
{
to->Rax = from->Rax;
to->Rcx = from->Rcx;
to->Rdx = from->Rdx;
to->Rbx = from->Rbx;
to->Rsi = from->Rsi;
to->Rdi = from->Rdi;
to->R8 = from->R8;
to->R9 = from->R9;
to->R10 = from->R10;
to->R11 = from->R11;
to->R12 = from->R12;
to->R13 = from->R13;
to->R14 = from->R14;
to->R15 = from->R15;
}
if (flags & CONTEXT_SEGMENTS)
{
to->SegDs = from->SegDs;
to->SegEs = from->SegEs;
to->SegFs = from->SegFs;
to->SegGs = from->SegGs;
}
if (flags & CONTEXT_FLOATING_POINT)
{
to->u.FltSave = from->u.FltSave;
}
if (flags & CONTEXT_DEBUG_REGISTERS)
{
to->Dr0 = from->Dr0;
to->Dr1 = from->Dr1;
to->Dr2 = from->Dr2;
to->Dr3 = from->Dr3;
to->Dr6 = from->Dr6;
to->Dr7 = from->Dr7;
}
#elif defined(__sparc__)
flags &= ~CONTEXT_SPARC; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL)
{
to->psr = from->psr;
to->pc = from->pc;
to->npc = from->npc;
to->y = from->y;
to->wim = from->wim;
to->tbr = from->tbr;
}
if (flags & CONTEXT_INTEGER)
{
to->g0 = from->g0;
to->g1 = from->g1;
to->g2 = from->g2;
to->g3 = from->g3;
to->g4 = from->g4;
to->g5 = from->g5;
to->g6 = from->g6;
to->g7 = from->g7;
to->o0 = from->o0;
to->o1 = from->o1;
to->o2 = from->o2;
to->o3 = from->o3;
to->o4 = from->o4;
to->o5 = from->o5;
to->o6 = from->o6;
to->o7 = from->o7;
to->l0 = from->l0;
to->l1 = from->l1;
to->l2 = from->l2;
to->l3 = from->l3;
to->l4 = from->l4;
to->l5 = from->l5;
to->l6 = from->l6;
to->l7 = from->l7;
to->i0 = from->i0;
to->i1 = from->i1;
to->i2 = from->i2;
to->i3 = from->i3;
to->i4 = from->i4;
to->i5 = from->i5;
to->i6 = from->i6;
to->i7 = from->i7;
}
if (flags & CONTEXT_FLOATING_POINT)
{
/* FIXME */
}
#elif defined(__powerpc__)
/* Has no CPU id */
if (flags & CONTEXT_CONTROL)
{
to->Msr = from->Msr;
to->Ctr = from->Ctr;
to->Iar = from->Iar;
}
if (flags & CONTEXT_INTEGER)
{
to->Gpr0 = from->Gpr0;
to->Gpr1 = from->Gpr1;
to->Gpr2 = from->Gpr2;
to->Gpr3 = from->Gpr3;
to->Gpr4 = from->Gpr4;
to->Gpr5 = from->Gpr5;
to->Gpr6 = from->Gpr6;
to->Gpr7 = from->Gpr7;
to->Gpr8 = from->Gpr8;
to->Gpr9 = from->Gpr9;
to->Gpr10 = from->Gpr10;
to->Gpr11 = from->Gpr11;
to->Gpr12 = from->Gpr12;
to->Gpr13 = from->Gpr13;
to->Gpr14 = from->Gpr14;
to->Gpr15 = from->Gpr15;
to->Gpr16 = from->Gpr16;
to->Gpr17 = from->Gpr17;
to->Gpr18 = from->Gpr18;
to->Gpr19 = from->Gpr19;
to->Gpr20 = from->Gpr20;
to->Gpr21 = from->Gpr21;
to->Gpr22 = from->Gpr22;
to->Gpr23 = from->Gpr23;
to->Gpr24 = from->Gpr24;
to->Gpr25 = from->Gpr25;
to->Gpr26 = from->Gpr26;
to->Gpr27 = from->Gpr27;
to->Gpr28 = from->Gpr28;
to->Gpr29 = from->Gpr29;
to->Gpr30 = from->Gpr30;
to->Gpr31 = from->Gpr31;
to->Xer = from->Xer;
to->Cr = from->Cr;
}
if (flags & CONTEXT_FLOATING_POINT)
{
to->Fpr0 = from->Fpr0;
to->Fpr1 = from->Fpr1;
to->Fpr2 = from->Fpr2;
to->Fpr3 = from->Fpr3;
to->Fpr4 = from->Fpr4;
to->Fpr5 = from->Fpr5;
to->Fpr6 = from->Fpr6;
to->Fpr7 = from->Fpr7;
to->Fpr8 = from->Fpr8;
to->Fpr9 = from->Fpr9;
to->Fpr10 = from->Fpr10;
to->Fpr11 = from->Fpr11;
to->Fpr12 = from->Fpr12;
to->Fpr13 = from->Fpr13;
to->Fpr14 = from->Fpr14;
to->Fpr15 = from->Fpr15;
to->Fpr16 = from->Fpr16;
to->Fpr17 = from->Fpr17;
to->Fpr18 = from->Fpr18;
to->Fpr19 = from->Fpr19;
to->Fpr20 = from->Fpr20;
to->Fpr21 = from->Fpr21;
to->Fpr22 = from->Fpr22;
to->Fpr23 = from->Fpr23;
to->Fpr24 = from->Fpr24;
to->Fpr25 = from->Fpr25;
to->Fpr26 = from->Fpr26;
to->Fpr27 = from->Fpr27;
to->Fpr28 = from->Fpr28;
to->Fpr29 = from->Fpr29;
to->Fpr30 = from->Fpr30;
to->Fpr31 = from->Fpr31;
to->Fpscr = from->Fpscr;
}
#else
#error You must implement context copying for your CPU
#endif
}
/***********************************************************************
* NtGetContextThread (NTDLL.@)
* ZwGetContextThread (NTDLL.@)