1*4882a593Smuzhiyun/* longjmp for PowerPC. 2*4882a593Smuzhiyun Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc. 3*4882a593Smuzhiyun This file is part of the GNU C Library. 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun * SPDX-License-Identifier: LGPL-2.1+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun#include <ppc_asm.tmpl> 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun# define JB_GPR1 0 /* Also known as the stack pointer */ 11*4882a593Smuzhiyun# define JB_GPR2 1 12*4882a593Smuzhiyun# define JB_LR 2 /* The address we will return to */ 13*4882a593Smuzhiyun# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total */ 14*4882a593Smuzhiyun# define JB_CR 21 /* Condition code registers. */ 15*4882a593Smuzhiyun# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total */ 16*4882a593Smuzhiyun# define JB_SIZE (58*4) 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun#define FP(x...) x 19*4882a593Smuzhiyun#define FP(x...) x 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun.globl ppc_longjmp; 22*4882a593Smuzhiyun 23*4882a593Smuzhiyunppc_longjmp: 24*4882a593Smuzhiyun lwz r1,(JB_GPR1*4)(r3) 25*4882a593Smuzhiyun lwz r2,(JB_GPR2*4)(r3) 26*4882a593Smuzhiyun lwz r0,(JB_LR*4)(r3) 27*4882a593Smuzhiyun lwz r14,((JB_GPRS+0)*4)(r3) 28*4882a593SmuzhiyunFP( lfd 14,((JB_FPRS+0*2)*4)(r3)) 29*4882a593Smuzhiyun lwz r15,((JB_GPRS+1)*4)(r3) 30*4882a593SmuzhiyunFP( lfd 15,((JB_FPRS+1*2)*4)(r3)) 31*4882a593Smuzhiyun lwz r16,((JB_GPRS+2)*4)(r3) 32*4882a593SmuzhiyunFP( lfd 16,((JB_FPRS+2*2)*4)(r3)) 33*4882a593Smuzhiyun lwz r17,((JB_GPRS+3)*4)(r3) 34*4882a593SmuzhiyunFP( lfd 17,((JB_FPRS+3*2)*4)(r3)) 35*4882a593Smuzhiyun lwz r18,((JB_GPRS+4)*4)(r3) 36*4882a593SmuzhiyunFP( lfd 18,((JB_FPRS+4*2)*4)(r3)) 37*4882a593Smuzhiyun lwz r19,((JB_GPRS+5)*4)(r3) 38*4882a593SmuzhiyunFP( lfd 19,((JB_FPRS+5*2)*4)(r3)) 39*4882a593Smuzhiyun lwz r20,((JB_GPRS+6)*4)(r3) 40*4882a593SmuzhiyunFP( lfd 20,((JB_FPRS+6*2)*4)(r3)) 41*4882a593Smuzhiyun mtlr r0 42*4882a593Smuzhiyun lwz r21,((JB_GPRS+7)*4)(r3) 43*4882a593SmuzhiyunFP( lfd 21,((JB_FPRS+7*2)*4)(r3)) 44*4882a593Smuzhiyun lwz r22,((JB_GPRS+8)*4)(r3) 45*4882a593SmuzhiyunFP( lfd 22,((JB_FPRS+8*2)*4)(r3)) 46*4882a593Smuzhiyun lwz r0,(JB_CR*4)(r3) 47*4882a593Smuzhiyun lwz r23,((JB_GPRS+9)*4)(r3) 48*4882a593SmuzhiyunFP( lfd 23,((JB_FPRS+9*2)*4)(r3)) 49*4882a593Smuzhiyun lwz r24,((JB_GPRS+10)*4)(r3) 50*4882a593SmuzhiyunFP( lfd 24,((JB_FPRS+10*2)*4)(r3)) 51*4882a593Smuzhiyun lwz r25,((JB_GPRS+11)*4)(r3) 52*4882a593SmuzhiyunFP( lfd 25,((JB_FPRS+11*2)*4)(r3)) 53*4882a593Smuzhiyun mtcrf 0xFF,r0 54*4882a593Smuzhiyun lwz r26,((JB_GPRS+12)*4)(r3) 55*4882a593SmuzhiyunFP( lfd 26,((JB_FPRS+12*2)*4)(r3)) 56*4882a593Smuzhiyun lwz r27,((JB_GPRS+13)*4)(r3) 57*4882a593SmuzhiyunFP( lfd 27,((JB_FPRS+13*2)*4)(r3)) 58*4882a593Smuzhiyun lwz r28,((JB_GPRS+14)*4)(r3) 59*4882a593SmuzhiyunFP( lfd 28,((JB_FPRS+14*2)*4)(r3)) 60*4882a593Smuzhiyun lwz r29,((JB_GPRS+15)*4)(r3) 61*4882a593SmuzhiyunFP( lfd 29,((JB_FPRS+15*2)*4)(r3)) 62*4882a593Smuzhiyun lwz r30,((JB_GPRS+16)*4)(r3) 63*4882a593SmuzhiyunFP( lfd 30,((JB_FPRS+16*2)*4)(r3)) 64*4882a593Smuzhiyun lwz r31,((JB_GPRS+17)*4)(r3) 65*4882a593SmuzhiyunFP( lfd 31,((JB_FPRS+17*2)*4)(r3)) 66*4882a593Smuzhiyun mr r3,r4 67*4882a593Smuzhiyun blr 68