2 Copyright (C) 1995-99, 2000, 2003, 2004 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
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16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
24 # include <novmxsetjmp.h>
26 # include <bits/setjmp.h>
32 ENTRY (BP_SYM (__sigsetjmp))
33 CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
37 stw r14,((JB_GPRS+0)*4)(3)
38 stfd fp14,((JB_FPRS+0*2)*4)(3)
40 stw r15,((JB_GPRS+1)*4)(3)
41 stfd fp15,((JB_FPRS+1*2)*4)(3)
43 stw r16,((JB_GPRS+2)*4)(3)
44 stfd fp16,((JB_FPRS+2*2)*4)(3)
46 stw r17,((JB_GPRS+3)*4)(3)
47 stfd fp17,((JB_FPRS+3*2)*4)(3)
48 stw r18,((JB_GPRS+4)*4)(3)
49 stfd fp18,((JB_FPRS+4*2)*4)(3)
50 stw r19,((JB_GPRS+5)*4)(3)
51 stfd fp19,((JB_FPRS+5*2)*4)(3)
52 stw r20,((JB_GPRS+6)*4)(3)
53 stfd fp20,((JB_FPRS+6*2)*4)(3)
54 stw r21,((JB_GPRS+7)*4)(3)
55 stfd fp21,((JB_FPRS+7*2)*4)(3)
56 stw r22,((JB_GPRS+8)*4)(3)
57 stfd fp22,((JB_FPRS+8*2)*4)(3)
58 stw r23,((JB_GPRS+9)*4)(3)
59 stfd fp23,((JB_FPRS+9*2)*4)(3)
60 stw r24,((JB_GPRS+10)*4)(3)
61 stfd fp24,((JB_FPRS+10*2)*4)(3)
62 stw r25,((JB_GPRS+11)*4)(3)
63 stfd fp25,((JB_FPRS+11*2)*4)(3)
64 stw r26,((JB_GPRS+12)*4)(3)
65 stfd fp26,((JB_FPRS+12*2)*4)(3)
66 stw r27,((JB_GPRS+13)*4)(3)
67 stfd fp27,((JB_FPRS+13*2)*4)(3)
68 stw r28,((JB_GPRS+14)*4)(3)
69 stfd fp28,((JB_FPRS+14*2)*4)(3)
70 stw r29,((JB_GPRS+15)*4)(3)
71 stfd fp29,((JB_FPRS+15*2)*4)(3)
72 stw r30,((JB_GPRS+16)*4)(3)
73 stfd fp30,((JB_FPRS+16*2)*4)(3)
74 stw r31,((JB_GPRS+17)*4)(3)
75 stfd fp31,((JB_FPRS+17*2)*4)(3)
79 bl _GLOBAL_OFFSET_TABLE_@local-4
82 lwz r5,_rtld_global_ro@got(r5)
84 lwz r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
86 lwz r5,_rtld_global_ro@got(r5)
92 lwz r5,_dl_hwcap@l(r5)
94 andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16)
99 stw r0,((JB_VRSAVE)*4)(3)
101 beq+ L(aligned_save_vmx)
103 vspltisb v1,-1 /* set v1 to all 1's */
104 vspltisb v2,0 /* set v2 to all 0's */
105 vperm v3,v2,v1,v0 /* v3 contains shift mask with num all 1 bytes on left = misalignment */
108 /* Special case for v20 we need to preserve what is in save area below v20 before obliterating it */
115 #define save_2vmx_partial(savevr,prev_savevr,hivr,shiftvr,maskvr,savegpr,addgpr) \
116 addi addgpr,addgpr,32; \
117 vperm savevr,savevr,savevr,shiftvr; \
118 vsel hivr,prev_savevr,savevr,maskvr; \
121 save_2vmx_partial(v21,v20,v5,v0,v3,r6,r5)
122 save_2vmx_partial(v22,v21,v5,v0,v3,r5,r6)
123 save_2vmx_partial(v23,v22,v5,v0,v3,r6,r5)
124 save_2vmx_partial(v24,v23,v5,v0,v3,r5,r6)
125 save_2vmx_partial(v25,v24,v5,v0,v3,r6,r5)
126 save_2vmx_partial(v26,v25,v5,v0,v3,r5,r6)
127 save_2vmx_partial(v27,v26,v5,v0,v3,r6,r5)
128 save_2vmx_partial(v28,v27,v5,v0,v3,r5,r6)
129 save_2vmx_partial(v29,v28,v5,v0,v3,r6,r5)
130 save_2vmx_partial(v30,v29,v5,v0,v3,r5,r6)
132 /* Special case for r31 we need to preserve what is in save area above v31 before obliterating it */
167 b BP_SYM (__sigjmp_save@local)
168 END (BP_SYM (__sigsetjmp))