/* 
 * Copyright 2005, Ingo Weinhold <bonefish@cs.tu-berlin.de>. All rights
 * reserved. Distributed under the terms of the Haiku License.
 */

#include "setjmp_internal.h"

/* int __siglongjmp(jmp_buf buffer, int value) */
FUNCTION(siglongjmp):
FUNCTION(longjmp):
FUNCTION(_longjmp):
        // r3: buffer, r4: saveMask

        // restore non-volatile general purpose registers
        lwz             %r1, JMP_REGS_R1(3)
        lwz             %r2, JMP_REGS_R2(3)
        lwz             %r13, JMP_REGS_R13(3)
        lwz             %r14, JMP_REGS_R14(3)
        lwz             %r15, JMP_REGS_R15(3)
        lwz             %r16, JMP_REGS_R16(3)
        lwz             %r17, JMP_REGS_R17(3)
        lwz             %r18, JMP_REGS_R18(3)
        lwz             %r19, JMP_REGS_R19(3)
        lwz             %r20, JMP_REGS_R20(3)
        lwz             %r21, JMP_REGS_R21(3)
        lwz             %r22, JMP_REGS_R22(3)
        lwz             %r23, JMP_REGS_R23(3)
        lwz             %r24, JMP_REGS_R24(3)
        lwz             %r25, JMP_REGS_R25(3)
        lwz             %r26, JMP_REGS_R26(3)
        lwz             %r27, JMP_REGS_R27(3)
        lwz             %r28, JMP_REGS_R28(3)
        lwz             %r29, JMP_REGS_R29(3)
        lwz             %r30, JMP_REGS_R30(3)
        lwz             %r31, JMP_REGS_R31(3)

        // restore special registers (link, condition)
        lwz             %r0, JMP_REGS_LR(3)
        mtlr    %r0
        lwz             %r0, JMP_REGS_CR(3)
        mtcr    %r0

        b               __longjmp_return

#pragma weak longjmp=siglongjmp