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/* longjmp for PowerPC64.
Copyright (C) 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
#define _ASM
#define _SETJMP_H
#ifdef __NO_VMX__
# include <novmxsetjmp.h>
#else
# include <bits/setjmp.h>
#endif
#include <bp-sym.h>
#include <bp-asm.h>
#ifndef __NO_VMX__
.section ".toc","aw"
.LC__dl_hwcap:
# ifdef SHARED
.tc _rtld_global_ro[TC],_rtld_global_ro
# else
.tc _dl_hwcap[TC],_dl_hwcap
# endif
.section ".text"
#endif
ENTRY (BP_SYM (__longjmp))
CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
#ifndef __NO_VMX__
ld r5,.LC__dl_hwcap@toc(r2)
# ifdef SHARED
/* Load _rtld-global._dl_hwcap. */
ld r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
# else
ld r5,0(r5) /* Load extern _dl_hwcap. */
# endif
andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16)
beq no_vmx
la r5,((JB_VRS)*8)(3)
andi. r6,r5,0xf
lwz r0,((JB_VRSAVE)*8)(3)
mtspr VRSAVE,r0
beq+ aligned_restore_vmx
addi r6,r5,16
lvsl v0,0,r5
lvx v1,0,r5
addi r5,r5,32
lvx v21,0,r6
vperm v20,v1,v21,v0
# define load_misaligned_vmx_lo_loaded(loadvr,lovr,shiftvr,loadgpr,addgpr) \
addi addgpr,addgpr,32; \
lvx lovr,0,loadgpr; \
vperm loadvr,loadvr,lovr,shiftvr;
load_misaligned_vmx_lo_loaded(v21,v22,v0,r5,r6)
load_misaligned_vmx_lo_loaded(v22,v23,v0,r6,r5)
load_misaligned_vmx_lo_loaded(v23,v24,v0,r5,r6)
load_misaligned_vmx_lo_loaded(v24,v25,v0,r6,r5)
load_misaligned_vmx_lo_loaded(v25,v26,v0,r5,r6)
load_misaligned_vmx_lo_loaded(v26,v27,v0,r6,r5)
load_misaligned_vmx_lo_loaded(v27,v28,v0,r5,r6)
load_misaligned_vmx_lo_loaded(v28,v29,v0,r6,r5)
load_misaligned_vmx_lo_loaded(v29,v30,v0,r5,r6)
load_misaligned_vmx_lo_loaded(v30,v31,v0,r6,r5)
lvx v1,0,r5
vperm v31,v31,v1,v0
b no_vmx
aligned_restore_vmx:
addi r6,r5,16
lvx v20,0,r5
addi r5,r5,32
lvx v21,0,r6
addi r6,r6,32
lvx v22,0,r5
addi r5,r5,32
lvx v23,0,r6
addi r6,r6,32
lvx v24,0,r5
addi r5,r5,32
lvx v25,0,r6
addi r6,r6,32
lvx v26,0,r5
addi r5,r5,32
lvx v27,0,r6
addi r6,r6,32
lvx v28,0,r5
addi r5,r5,32
lvx v29,0,r6
addi r6,r6,32
lvx v30,0,r5
lvx v31,0,r6
no_vmx:
#endif
ld r1,(JB_GPR1*8)(r3)
ld r2,(JB_GPR2*8)(r3)
ld r0,(JB_LR*8)(r3)
ld r14,((JB_GPRS+0)*8)(r3)
lfd fp14,((JB_FPRS+0)*8)(r3)
ld r15,((JB_GPRS+1)*8)(r3)
lfd fp15,((JB_FPRS+1)*8)(r3)
ld r16,((JB_GPRS+2)*8)(r3)
lfd fp16,((JB_FPRS+2)*8)(r3)
ld r17,((JB_GPRS+3)*8)(r3)
lfd fp17,((JB_FPRS+3)*8)(r3)
ld r18,((JB_GPRS+4)*8)(r3)
lfd fp18,((JB_FPRS+4)*8)(r3)
ld r19,((JB_GPRS+5)*8)(r3)
lfd fp19,((JB_FPRS+5)*8)(r3)
ld r20,((JB_GPRS+6)*8)(r3)
lfd fp20,((JB_FPRS+6)*8)(r3)
mtlr r0
ld r21,((JB_GPRS+7)*8)(r3)
lfd fp21,((JB_FPRS+7)*8)(r3)
ld r22,((JB_GPRS+8)*8)(r3)
lfd fp22,((JB_FPRS+8)*8)(r3)
ld r0,(JB_CR*8)(r3)
ld r23,((JB_GPRS+9)*8)(r3)
lfd fp23,((JB_FPRS+9)*8)(r3)
ld r24,((JB_GPRS+10)*8)(r3)
lfd fp24,((JB_FPRS+10)*8)(r3)
ld r25,((JB_GPRS+11)*8)(r3)
lfd fp25,((JB_FPRS+11)*8)(r3)
mtcrf 0xFF,r0
ld r26,((JB_GPRS+12)*8)(r3)
lfd fp26,((JB_FPRS+12)*8)(r3)
ld r27,((JB_GPRS+13)*8)(r3)
lfd fp27,((JB_FPRS+13)*8)(r3)
ld r28,((JB_GPRS+14)*8)(r3)
lfd fp28,((JB_FPRS+14)*8)(r3)
ld r29,((JB_GPRS+15)*8)(r3)
lfd fp29,((JB_FPRS+15)*8)(r3)
ld r30,((JB_GPRS+16)*8)(r3)
lfd fp30,((JB_FPRS+16)*8)(r3)
ld r31,((JB_GPRS+17)*8)(r3)
lfd fp31,((JB_FPRS+17)*8)(r3)
mr r3,r4
blr
END (BP_SYM (__longjmp))
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