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24fea58b92
* made setjmp/longjmp accessible to the compiler by compiler proc, they are used by the iso goto code git-svn-id: trunk@15711 -
53 lines
1.4 KiB
PHP
53 lines
1.4 KiB
PHP
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 2002 by Jonas Maebe and David Zhang
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SetJmp and LongJmp implementation for exception handling
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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 fpc_longjmp(var s : jmp_buf;value:longint);assembler;nostackframe;[Public,alias:'FPC_LONGJMP'];compilerproc;
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asm
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lw $31,0($4) #PC
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lw $sp,4($4) #SP
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lw $16,8($4) #S0,$16
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lw $17,12($4)#S1,$16
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lw $18,16($4)#S2,$16
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lw $19,20($4)#S3,$16
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lw $20,24($4)#S4,$16
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lw $21,28($4)#S5,$16
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lw $22,32($4)#S6,$16
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lw $23,36($4)#S7,$16
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lw $fp,40($4)#FP
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lw $gp,44($4)#GP
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j $31
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nop
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end;
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function fpc_setjmp(var S:jmp_buf):longint;assembler;nostackframe;[Public,alias:'FPC_SETJMP'];compilerproc;
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asm
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sw $31,0($4) #PC
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sw $sp,4($4) #SP
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sw $16,8($4) #S0,$16
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sw $17,12($4)#S1,$16
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sw $18,16($4)#S2,$16
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sw $19,20($4)#S3,$16
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sw $20,24($4)#S4,$16
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sw $21,28($4)#S5,$16
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sw $22,32($4)#S6,$16
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sw $23,36($4)#S7,$16
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sw $fp,40($4)#FP
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sw $gp,44($4)#GP
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move $2,$0
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end;
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