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-{
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- This file is part of the Free Pascal run time library.
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- Copyright (c) 2005 by Thomas Schatzl,
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- member of the Free Pascal development team.
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-
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- Linux powerpc syscall wrapper implementation
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-
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- See the file COPYING.FPC, included in this distribution,
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- for details about the copyright.
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-
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- This program is distributed in the hope that it will be useful,
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- but WITHOUT ANY WARRANTY; without even the implied warranty of
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- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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-
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- **********************************************************************}
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-
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-{ This variable is needed in syscall.inc assembler code }
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-var
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- fpc_threadvar_relocate_proc : TRelocateThreadVarHandler; public name 'FPC_THREADVAR_RELOCATE';
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-{$define THREADVAR_RELOCATED_ALREADY_DEFINED}
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-
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-{*****************************************************************************
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- --- Main:The System Call Self ---
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-*****************************************************************************}
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-
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-function FpSysCall(sysnr:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL0'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-var
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- { workaround for incomplete linkage area reservation by FPC 3.0.0 and earlier,
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- remove after 3.0.2 is the minimum bootstrap version }
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- dummy: array[1..4] of ptruint;
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- retaddress: ptruint;
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-asm
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- mr r0, r3
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- sc
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- bns .LDone
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- mflr r4
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- std r4, retaddress
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- bl seterrno
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- nop
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- ld r4, retaddress
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- li r3, -1
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- mtlr r4
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-.LDone:
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-end;
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-
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-function FpSysCall(sysnr,param1:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL1'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-var
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- { workaround for incomplete linkage area reservation by FPC 3.0.0 and earlier,
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- remove after 3.0.2 is the minimum bootstrap version }
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- dummy: array[1..4] of ptruint;
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- retaddress: ptruint;
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-asm
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- mr r0, r3
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- mr r3, r4
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- sc
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- bns .LDone
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- mflr r4
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- std r4, retaddress
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- bl seterrno
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- nop
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- ld r4, retaddress
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- li r3, -1
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- mtlr r4
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-.LDone:
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-end;
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-
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-function FpSysCall(sysnr,param1,param2:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL2'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-var
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- { workaround for incomplete linkage area reservation by FPC 3.0.0 and earlier,
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- remove after 3.0.2 is the minimum bootstrap version }
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- dummy: array[1..4] of ptruint;
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- retaddress: ptruint;
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-asm
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- mr r0, r3
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- mr r3, r4
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- mr r4, r5
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- sc
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- bns .LDone
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- mflr r4
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- std r4, retaddress
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- bl seterrno
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- nop
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- ld r4, retaddress
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- li r3, -1
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- mtlr r4
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-.LDone:
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-end;
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-
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-
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-function FpSysCall(sysnr,param1,param2,param3:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL3'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-var
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- { workaround for incomplete linkage area reservation by FPC 3.0.0 and earlier,
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- remove after 3.0.2 is the minimum bootstrap version }
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- dummy: array[1..4] of ptruint;
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- retaddress: ptruint;
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-asm
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- mr r0, r3
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- mr r3, r4
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- mr r4, r5
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- mr r5, r6
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- sc
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- bns .LDone
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- mflr r4
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- std r4, retaddress
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- bl seterrno
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- nop
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- ld r4, retaddress
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- li r3, -1
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- mtlr r4
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-.LDone:
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-end;
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-
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-
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-function FpSysCall(sysnr,param1,param2,param3,param4:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL4'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-var
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- { workaround for incomplete linkage area reservation by FPC 3.0.0 and earlier,
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- remove after 3.0.2 is the minimum bootstrap version }
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- dummy: array[1..4] of ptruint;
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- retaddress: ptruint;
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-asm
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- mr r0, r3
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- mr r3, r4
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- mr r4, r5
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- mr r5, r6
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- mr r6, r7
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- sc
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- bns .LDone
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- mflr r4
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- std r4, retaddress
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- bl seterrno
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- nop
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- ld r4, retaddress
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- li r3, -1
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- mtlr r4
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-.LDone:
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-end;
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-
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-
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-function FpSysCall(sysnr,param1,param2,param3,param4,param5:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL5'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-var
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- { workaround for incomplete linkage area reservation by FPC 3.0.0 and earlier,
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- remove after 3.0.2 is the minimum bootstrap version }
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- dummy: array[1..4] of ptruint;
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- retaddress: ptruint;
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-asm
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- mr r0, r3
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- mr r3, r4
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- mr r4, r5
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- mr r5, r6
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- mr r6, r7
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- mr r7, r8
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- sc
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- bns .LDone
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- mflr r4
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- std r4, retaddress
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- bl seterrno
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- nop
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- ld r4, retaddress
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- li r3, -1
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- mtlr r4
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-.LDone:
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-end;
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-
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-
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-function FpSysCall(sysnr,param1,param2,param3,param4,param5,param6:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL6'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-var
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- { workaround for incomplete linkage area reservation by FPC 3.0.0 and earlier,
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- remove after 3.0.2 is the minimum bootstrap version }
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- dummy: array[1..4] of ptruint;
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- retaddress: ptruint;
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-asm
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- mr r0, r3
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- mr r3, r4
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- mr r4, r5
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- mr r5, r6
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- mr r6, r7
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- mr r7, r8
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- mr r8, r9
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- sc
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- bns .LDone
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- mflr r4
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- std r4, retaddress
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- bl seterrno
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- nop
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- ld r4, retaddress
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- li r3, -1
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- mtlr r4
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-.LDone:
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-end;
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-
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-function FpSysCall(sysnr,param1,param2,param3,param4,param5,param6,param7:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL7'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-asm
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- mr r0,r3
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- mr r3,r4
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- mr r4,r5
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- mr r5,r6
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- mr r6,r7
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- mr r7,r8
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- mr r8,r9
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- mr r9,r10
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- sc
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- bnslr
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- lis r4,Errno@ha
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- stw r3,Errno@l(r4)
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- li r3,-1
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- li r4,-1
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-end;
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-
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-function FpSysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,param8:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL8'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-asm
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- mr r0,r3
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- mr r3,r4
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- mr r4,r5
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- mr r5,r6
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- mr r6,r7
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- mr r7,r8
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- mr r8,r9
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- mr r9,r10
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- mr r10,r11
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- sc
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- bnslr
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- lis r4,Errno@ha
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- stw r3,Errno@l(r4)
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- li r3,-1
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- li r4,-1
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- li r5,-1
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-end;
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-
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-function FpSysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,param8,param9:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL9'];
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-{
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- This function puts the registers in place, does the call, and then
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- copies back the registers as they are after the SysCall.
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-}
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-asm
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- mr r0,r3
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- mr r3,r4
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- mr r4,r5
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- mr r5,r6
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- mr r6,r7
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- mr r7,r8
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- mr r8,r9
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- mr r9,r10
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- mr r10,r11
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- mr r11,r12
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- sc
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- bnslr
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- lis r4,Errno@ha
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- stw r3,Errno@l(r4)
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- li r3,-1
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- li r4,-1
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- li r5,-1
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- li r6,-1
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-end;
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-
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-
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