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-rw-r--r--lib/libc/mips/gen/setjmp.S164
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diff --git a/lib/libc/mips/gen/setjmp.S b/lib/libc/mips/gen/setjmp.S
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index deeb892..0000000
--- a/lib/libc/mips/gen/setjmp.S
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@@ -1,164 +0,0 @@
-/* $NetBSD: setjmp.S,v 1.17 2005/09/17 11:49:39 tsutsui Exp $ */
-
-/*-
- * Copyright (c) 1991, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Ralph Campbell.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <machine/asm.h>
-__FBSDID("$FreeBSD$");
-#include <machine/regnum.h>
-
-#if defined(LIBC_SCCS) && !defined(lint)
- ASMSTR("from: @(#)setjmp.s 8.1 (Berkeley) 6/4/93")
- ASMSTR("$NetBSD: setjmp.S,v 1.17 2005/09/17 11:49:39 tsutsui Exp $")
-#endif /* LIBC_SCCS and not lint */
-
-#include "SYS.h"
-
-#ifdef __ABICALLS__
- .abicalls
-#endif
-
-/*
- * C library -- setjmp, longjmp
- *
- * longjmp(a,v)
- * will generate a "return(v)" from
- * the last call to
- * setjmp(a)
- * by restoring registers from the stack,
- * and a struct sigcontext, see <signal.h>
- */
-
-#define SETJMP_FRAME_SIZE (CALLFRAME_SIZ + (SZREG * 2))
-
-
-NESTED(setjmp, SETJMP_FRAME_SIZE, ra)
- .mask 0x80000000, (CALLFRAME_RA - CALLFRAME_SIZ)
- SETUP_GP
- PTR_SUBU sp, sp, SETJMP_FRAME_SIZE # allocate stack frame
- SAVE_GP(CALLFRAME_GP)
- SETUP_GP64(CALLFRAME_GP, setjmp)
-
- REG_S ra, CALLFRAME_RA(sp) # save RA
- REG_S a0, CALLFRAME_SIZ(sp) # store env
-
- /* Get the signal mask. */
- PTR_ADDU a2, a0, _JB_SIGMASK * SZREG # &oenv
- li a0, 1 # SIG_SETBLOCK
- move a1, zero # &env == 0
- PTR_LA t9, _C_LABEL(sigprocmask) # get current signal mask
- jalr t9
-
- RESTORE_GP64
- REG_L a0, CALLFRAME_SIZ(sp) # restore env pointer
- REG_L ra, CALLFRAME_RA(sp) # restore RA
- PTR_ADDU sp, sp, SETJMP_FRAME_SIZE # pop stack frame
-
- REG_LI v0, _JB_MAGIC_SETJMP
- REG_S v0, (_JB_MAGIC * SZREG)(a0)
- REG_S ra, (_JB_REG_RA * SZREG)(a0)
- REG_S s0, (_JB_REG_S0 * SZREG)(a0)
- REG_S s1, (_JB_REG_S1 * SZREG)(a0)
- REG_S s2, (_JB_REG_S2 * SZREG)(a0)
- REG_S s3, (_JB_REG_S3 * SZREG)(a0)
- REG_S s4, (_JB_REG_S4 * SZREG)(a0)
- REG_S s5, (_JB_REG_S5 * SZREG)(a0)
- REG_S s6, (_JB_REG_S6 * SZREG)(a0)
- REG_S s7, (_JB_REG_S7 * SZREG)(a0)
- REG_S sp, (_JB_REG_SP * SZREG)(a0)
- REG_S s8, (_JB_REG_S8 * SZREG)(a0)
-#if defined(__mips_n32) || defined(__mips_n64)
- REG_S gp, (_JB_REG_GP * SZREG)(a0)
-#endif
-
- move v0, zero
- jr ra
-END(setjmp)
-
-#define LONGJMP_FRAME_SIZE (CALLFRAME_SIZ + (SZREG * 2))
-
-NESTED(longjmp, LONGJMP_FRAME_SIZE, ra)
- .mask 0x80000000, (CALLFRAME_RA - CALLFRAME_SIZ)
- PIC_PROLOGUE(longjmp)
- PTR_SUBU sp, sp, LONGJMP_FRAME_SIZE # allocate stack frame
- SAVE_GP(CALLFRAME_GP)
-
- REG_S ra, CALLFRAME_RA(sp) # save RA
- REG_L v0, (_JB_MAGIC * SZREG)(a0)
- REG_LI t0, _JB_MAGIC_SETJMP
- bne v0, t0, botch # jump if error
- nop
-
- REG_S a0, CALLFRAME_SIZ(sp) # save env
- REG_S a1, (CALLFRAME_SIZ + SZREG)(sp) # save return value
-
- # set sigmask
- PTR_ADDU a1, a0, _JB_SIGMASK * SZREG # &set
- move a2, zero # &oset == NULL
- li a0, 3 # SIG_SETMASK
- PTR_LA t9,_C_LABEL(sigprocmask) # set current signal mask
- jal t9
- nop
-
- REG_L a0, CALLFRAME_SIZ(sp) # restore env
- REG_L a1, (CALLFRAME_SIZ + SZREG)(sp) # restore return value
-
- REG_L ra, (_JB_REG_RA * SZREG)(a0)
- REG_L s0, (_JB_REG_S0 * SZREG)(a0)
- REG_L s1, (_JB_REG_S1 * SZREG)(a0)
- REG_L s2, (_JB_REG_S2 * SZREG)(a0)
- REG_L s3, (_JB_REG_S3 * SZREG)(a0)
- REG_L s4, (_JB_REG_S4 * SZREG)(a0)
- REG_L s5, (_JB_REG_S5 * SZREG)(a0)
- REG_L s6, (_JB_REG_S6 * SZREG)(a0)
- REG_L s7, (_JB_REG_S7 * SZREG)(a0)
- REG_L sp, (_JB_REG_SP * SZREG)(a0)
- REG_L s8, (_JB_REG_S8 * SZREG)(a0)
-#if defined(__mips_n32) || defined(__mips_n64)
- REG_L gp, (_JB_REG_GP * SZREG)(a0)
-#endif
-
- move v0, a1
- j ra
- nop
-
-botch:
- /*
- * We know we aren't returning so we don't care about restoring
- * our caller's GP.
- */
- PTR_LA t9, _C_LABEL(longjmperror)
- jalr t9
- nop
-
- PIC_TAILCALL(abort)
-END(longjmp)
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