1/* $NetBSD: setjmp.S,v 1.1.1.1 2018/08/16 18:17:47 jmcneill Exp $ */ 2 3/* 4 * Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved. 5 * This program and the accompanying materials are licensed and made 6available 7 * under the terms and conditions of the BSD License which accompanies 8this 9 * distribution. The full text of the license may be found at 10 * http://opensource.org/licenses/bsd-license.php. 11 * 12 * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" 13BASIS, 14 * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR 15 * IMPLIED. 16 */ 17 .text 18 .globl setjmp 19 .type setjmp, @function 20setjmp: 21 alloc loc0 = ar.pfs, 1, 2, 1, 0 22 ;; 23 mov r14 = ar.unat 24 mov r15 = ar.bsp 25 add r10 = 0x10*20, in0 26 ;; 27 stf.spill.nta [in0] = f2, 0x10 28 st8.spill.nta [r10] = r4, 8 29 mov r21 = b1 30 ;; 31 stf.spill.nta [in0] = f3, 0x10 32 st8.spill.nta [r10] = r5, 8 33 mov r22 = b2 34 ;; 35 stf.spill.nta [in0] = f4, 0x10 36 st8.spill.nta [r10] = r6, 8 37 mov r23 = b3 38 ;; 39 stf.spill.nta [in0] = f5, 0x10 40 st8.spill.nta [r10] = r7, 8 41 mov r24 = b4 42 ;; 43 stf.spill.nta [in0] = f16, 0x10 44 st8.spill.nta [r10] = sp, 8 45 mov r25 = b5 46 ;; 47 stf.spill.nta [in0] = f17, 0x10 48 st8.nta [r10] = loc1, 8 49 mov r16 = pr 50 ;; 51 stf.spill.nta [in0] = f18, 0x10 52 st8.nta [r10] = r21, 8 53 mov r17 = ar.lc 54 ;; 55 stf.spill.nta [in0] = f19, 0x10 56 st8.nta [r10] = r22, 8 57 ;; 58 stf.spill.nta [in0] = f20, 0x10 59 st8.nta [r10] = r23, 8 60 ;; 61 stf.spill.nta [in0] = f21, 0x10 62 st8.nta [r10] = r24, 8 63 ;; 64 stf.spill.nta [in0] = f22, 0x10 65 st8.nta [r10] = r25, 8 66 ;; 67 stf.spill.nta [in0] = f23, 0x10 68 mov r18 = ar.unat 69 ;; 70 stf.spill.nta [in0] = f24, 0x10 71 st8.nta [r10] = r14, 8 72 ;; 73 stf.spill.nta [in0] = f25, 0x10 74 st8.nta [r10] = r18, 8 75 ;; 76 stf.spill.nta [in0] = f26, 0x10 77 st8.nta [r10] = loc0, 8 78 ;; 79 stf.spill.nta [in0] = f27, 0x10 80 st8.nta [r10] = r15, 8 81 mov r8 = 0 82 ;; 83 stf.spill.nta [in0] = f28, 0x10 84 mov r19 = ar.fpsr 85 ;; 86 stf.spill.nta [in0] = f29, 0x10 87 st8.nta [r10] = r16, 8 88 mov ar.pfs = loc0 89 ;; 90 stf.spill.nta [in0] = f30, 0x10 91 st8.nta [r10] = r17, 8 92 mov b0 = loc1 93 ;; 94 stf.spill.nta [in0] = f31, 0x10 95 st8.nta [r10] = r19 96 ;; 97 mov ar.unat = r14 98 br.ret.sptk b0 99 ;; 100 101 .globl longjmp 102 .type longjmp, @function 103 .regstk 2, 0, 0, 0 104longjmp: 105 add r10 = 0x10*20 + 8*14, in0 106 movl r2 = ~((((1<<14) - 1) << 16) | 3) 107 ;; 108 ld8.nt1 r14 = [r10], -8*2 109 mov r15 = ar.bspstore 110 ;; 111 ld8.nt1 r17 = [r10], -8 112 mov r16 = ar.rsc 113 cmp.leu p6 = r14, r15 114 ;; 115 ld8.nt1 r18 = [r10], -8 116 ld8.nt1 r25 = [r10], -8 117 and r2 = r16, r2 118 ;; 119 ldf.fill.nt1 f2 = [in0], 0x10 120 ld8.nt1 r24 = [r10], -8 121 mov b5 = r25 122 ;; 123 mov ar.rsc = r2 124 ld8.nt1 r23 = [r10], -8 125 mov b4 = r24 126 ;; 127 ldf.fill.nt1 f3 = [in0], 0x10 128 mov ar.unat = r17 129(p6) br.spnt.many _skip_flushrs 130 ;; 131 flushrs 132 mov r15 = ar.bsp 133 ;; 134_skip_flushrs: 135 mov r31 = ar.rnat 136 loadrs 137 ;; 138 ldf.fill.nt1 f4 = [in0], 0x10 139 ld8.nt1 r22 = [r10], -8 140 dep r2 = -1, r14, 3, 6 141 ;; 142 ldf.fill.nt1 f5 = [in0], 0x10 143 ld8.nt1 r21 = [r10], -8 144 cmp.ltu p6 = r2, r15 145 ;; 146 ld8.nt1 r20 = [r10], -0x10 147(p6) ld8.nta r31 = [r2] 148 mov b3 = r23 149 ;; 150 ldf.fill.nt1 f16 = [in0], 0x10 151 ld8.fill.nt1 r7 = [r10], -8 152 mov b2 = r22 153 ;; 154 ldf.fill.nt1 f17 = [in0], 0x10 155 ld8.fill.nt1 r6 = [r10], -8 156 mov b1 = r21 157 ;; 158 ldf.fill.nt1 f18 = [in0], 0x10 159 ld8.fill.nt1 r5 = [r10], -8 160 mov b0 = r20 161 ;; 162 ldf.fill.nt1 f19 = [in0], 0x10 163 ld8.fill.nt1 r4 = [r10], 8*13 164 ;; 165 ldf.fill.nt1 f20 = [in0], 0x10 166 ld8.nt1 r19 = [r10], 0x10 167 ;; 168 ldf.fill.nt1 f21 = [in0], 0x10 169 ld8.nt1 r26 = [r10], 8 170 mov ar.pfs = r19 171 ;; 172 ldf.fill.nt1 f22 = [in0], 0x10 173 ld8.nt1 r27 = [r10], 8 174 mov pr = r26, -1 175 ;; 176 ldf.fill.nt1 f23 = [in0], 0x10 177 ld8.nt1 r28 = [r10], -17*8 - 0x10 178 mov ar.lc = r27 179 ;; 180 ldf.fill.nt1 f24 = [in0], 0x10 181 ldf.fill.nt1 f25 = [in0], 0x10 182 mov r8 = in1 183 ;; 184 ldf.fill.nt1 f26 = [in0], 0x10 185 ldf.fill.nt1 f31 = [r10], -0x10 186 ;; 187 ldf.fill.nt1 f27 = [in0], 0x10 188 ldf.fill.nt1 f30 = [r10], -0x10 189 ;; 190 ldf.fill.nt1 f28 = [in0] 191 ldf.fill.nt1 f29 = [r10], 0x10*3 + 8*4 192 ;; 193 ld8.fill.nt1 sp = [r10] 194 mov ar.unat = r18 195 ;; 196 mov ar.bspstore = r14 197 mov ar.rnat = r31 198 ;; 199 invala 200 mov ar.rsc = r16 201 br.ret.sptk b0 202