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111 lines
2.8 KiB
PHP
111 lines
2.8 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 other members of the
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Free Pascal development team
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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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function setjmp(var S : jmp_buf) : longint;assembler;[Public, alias : 'FPC_SETJMP']; nostackframe;
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asm
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stw r1,0(r3)
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mflr r0
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stw r2,4(r3)
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stw r14,12(r3)
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stfd f14,88(r3)
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stw r0,8(r3)
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stw r15,16(r3)
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stfd f15,96(r3)
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mfcr r0
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stw r16,20(r3)
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stfd f16,104(r3)
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stw r0,84(r3)
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stw r17,24(r3)
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stfd f17,112(r3)
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stw r18,28(r3)
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stfd f18,120(r3)
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stw r19,32(r3)
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stfd f19,128(r3)
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stw r20,36(r3)
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stfd f20,136(r3)
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stw r21,40(r3)
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stfd f21,144(r3)
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stw r22,44(r3)
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stfd f22,152(r3)
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stw r23,48(r3)
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stfd f23,160(r3)
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stw r24,52(r3)
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stfd f24,168(r3)
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stw r25,56(r3)
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stfd f25,176(r3)
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stw r26,60(r3)
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stfd f26,184(r3)
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stw r27,64(r3)
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stfd f27,192(r3)
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stw r28,68(r3)
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stfd f28,200(r3)
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stw r29,72(r3)
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stfd f29,208(r3)
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stw r30,76(r3)
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stfd f30,216(r3)
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stw r31,80(r3)
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stfd f31,224(r3)
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li r3,0
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end;
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procedure longjmp(var S : jmp_buf;value : longint);assembler;[Public, alias : 'FPC_LONGJMP']; nostackframe;
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asm
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lwz r1,0(r3)
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lwz r2,4(r3)
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lwz r0,8(r3)
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lwz r14,12(r3)
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lfd f14,88(r3)
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lwz r15,16(r3)
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lfd f15,96(r3)
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lwz r16,20(r3)
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lfd f16,104(r3)
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lwz r17,24(r3)
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lfd f17,112(r3)
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lwz r18,28(r3)
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lfd f18,120(r3)
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lwz r19,32(r3)
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lfd f19,128(r3)
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lwz r20,36(r3)
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lfd f20,136(r3)
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mtlr r0
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lwz r21,40(r3)
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lfd f21,144(r3)
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lwz r22,44(r3)
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lfd f22,152(r3)
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lwz r0,84(r3)
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lwz r23,48(r3)
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lfd f23,160(r3)
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lwz r24,52(r3)
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lfd f24,168(r3)
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lwz r25,56(r3)
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lfd f25,176(r3)
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mtcrf 0xff,r0
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lwz r26,60(r3)
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lfd f26,184(r3)
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lwz r27,64(r3)
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lfd f27,192(r3)
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lwz r28,68(r3)
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lfd f28,200(r3)
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lwz r29,72(r3)
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lfd f29,208(r3)
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lwz r30,76(r3)
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lfd f30,216(r3)
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lwz r31,80(r3)
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lfd f31,224(r3)
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mr r3,r4
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end;
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