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55 lines
1.5 KiB
PHP
55 lines
1.5 KiB
PHP
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2000 by Michael Van Canneyt,
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member of the Free Pascal development team.
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Signal handler is arch dependant due to processor to language
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exception conversion.
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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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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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procedure SignalToRunerror(sig : longint; SigInfo: PSigInfo; SigContext: PSigContext);cdecl;
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var
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res : word;
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{ fpustate: longint; }
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begin
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res:=0;
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{ exception flags are turned off by kernel }
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fpc_enable_ppc_fpu_exceptions;
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case sig of
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SIGFPE :
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begin
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{
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fpscr is cleared by the kernel -> can't find out cause :(
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fpustate := fpc_get_ppc_fpscr;
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if (fpustate and ppc_fpu_underflow) <> 0 then
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res := 206
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else if (fpustate and ppc_fpu_overflow) <> 0 then
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res := 205
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else if (fpustate and ppc_fpu_divbyzero) <> 0 then
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res := 200
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else
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}
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res := 207;
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end;
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SIGILL,
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SIGBUS,
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SIGSEGV :
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res:=216;
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end;
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reenable_signal(sig);
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{ give runtime error at the position where the signal was raised }
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if res<>0 then
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HandleErrorAddrFrame(res,pointer(SigContext^.pt_regs^.nip),pointer(SigContext^.pt_regs^.gpr[1]));
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end;
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