1 /* libunwind - a platform-independent unwind library 2 Copyright (C) 2006-2007 IBM 3 Contributed by 4 Corey Ashford <cjashfor@us.ibm.com> 5 Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com> 6 7 Permission is hereby granted, free of charge, to any person obtaining 8 a copy of this software and associated documentation files (the 9 "Software"), to deal in the Software without restriction, including 10 without limitation the rights to use, copy, modify, merge, publish, 11 distribute, sublicense, and/or sell copies of the Software, and to 12 permit persons to whom the Software is furnished to do so, subject to 13 the following conditions: 14 15 The above copyright notice and this permission notice shall be 16 included in all copies or substantial portions of the Software. 17 18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 19 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 21 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 22 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 23 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 24 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 25 26 #ifndef ucontext_i_h 27 #define ucontext_i_h 28 29 #include <ucontext.h> 30 31 /* These values were derived by reading 32 /usr/src/linux-2.6.18-1.8/arch/um/include/sysdep-ppc/ptrace.h and 33 /usr/src/linux-2.6.18-1.8/arch/powerpc/kernel/ppc32.h 34 */ 35 36 #define NIP_IDX 32 37 #define MSR_IDX 33 38 #define ORIG_GPR3_IDX 34 39 #define CTR_IDX 35 40 #define LINK_IDX 36 41 #define XER_IDX 37 42 #define CCR_IDX 38 43 #define SOFTE_IDX 39 44 #define TRAP_IDX 40 45 #define DAR_IDX 41 46 #define DSISR_IDX 42 47 #define RESULT_IDX 43 48 49 #define VSCR_IDX 32 50 #define VRSAVE_IDX 33 51 52 /* These are dummy structures used only for obtaining the offsets of the 53 various structure members. */ 54 static ucontext_t dmy_ctxt; 55 static vrregset_t dmy_vrregset; 56 57 #define UC_MCONTEXT_GREGS_R0 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[0] - (void *)&dmy_ctxt) 58 #define UC_MCONTEXT_GREGS_R1 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[1] - (void *)&dmy_ctxt) 59 #define UC_MCONTEXT_GREGS_R2 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[2] - (void *)&dmy_ctxt) 60 #define UC_MCONTEXT_GREGS_R3 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[3] - (void *)&dmy_ctxt) 61 #define UC_MCONTEXT_GREGS_R4 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[4] - (void *)&dmy_ctxt) 62 #define UC_MCONTEXT_GREGS_R5 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[5] - (void *)&dmy_ctxt) 63 #define UC_MCONTEXT_GREGS_R6 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[6] - (void *)&dmy_ctxt) 64 #define UC_MCONTEXT_GREGS_R7 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[7] - (void *)&dmy_ctxt) 65 #define UC_MCONTEXT_GREGS_R8 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[8] - (void *)&dmy_ctxt) 66 #define UC_MCONTEXT_GREGS_R9 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[9] - (void *)&dmy_ctxt) 67 #define UC_MCONTEXT_GREGS_R10 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[10] - (void *)&dmy_ctxt) 68 #define UC_MCONTEXT_GREGS_R11 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[11] - (void *)&dmy_ctxt) 69 #define UC_MCONTEXT_GREGS_R12 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[12] - (void *)&dmy_ctxt) 70 #define UC_MCONTEXT_GREGS_R13 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[13] - (void *)&dmy_ctxt) 71 #define UC_MCONTEXT_GREGS_R14 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[14] - (void *)&dmy_ctxt) 72 #define UC_MCONTEXT_GREGS_R15 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[15] - (void *)&dmy_ctxt) 73 #define UC_MCONTEXT_GREGS_R16 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[16] - (void *)&dmy_ctxt) 74 #define UC_MCONTEXT_GREGS_R17 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[17] - (void *)&dmy_ctxt) 75 #define UC_MCONTEXT_GREGS_R18 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[18] - (void *)&dmy_ctxt) 76 #define UC_MCONTEXT_GREGS_R19 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[19] - (void *)&dmy_ctxt) 77 #define UC_MCONTEXT_GREGS_R20 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[20] - (void *)&dmy_ctxt) 78 #define UC_MCONTEXT_GREGS_R21 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[21] - (void *)&dmy_ctxt) 79 #define UC_MCONTEXT_GREGS_R22 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[22] - (void *)&dmy_ctxt) 80 #define UC_MCONTEXT_GREGS_R23 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[23] - (void *)&dmy_ctxt) 81 #define UC_MCONTEXT_GREGS_R24 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[24] - (void *)&dmy_ctxt) 82 #define UC_MCONTEXT_GREGS_R25 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[25] - (void *)&dmy_ctxt) 83 #define UC_MCONTEXT_GREGS_R26 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[26] - (void *)&dmy_ctxt) 84 #define UC_MCONTEXT_GREGS_R27 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[27] - (void *)&dmy_ctxt) 85 #define UC_MCONTEXT_GREGS_R28 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[28] - (void *)&dmy_ctxt) 86 #define UC_MCONTEXT_GREGS_R29 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[29] - (void *)&dmy_ctxt) 87 #define UC_MCONTEXT_GREGS_R30 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[30] - (void *)&dmy_ctxt) 88 #define UC_MCONTEXT_GREGS_R31 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[31] - (void *)&dmy_ctxt) 89 #define UC_MCONTEXT_GREGS_NIP ((void *)&dmy_ctxt.uc_mcontext.gp_regs[NIP_IDX] - (void *)&dmy_ctxt) 90 #define UC_MCONTEXT_GREGS_MSR ((void *)&dmy_ctxt.uc_mcontext.gp_regs[MSR_IDX] - (void *)&dmy_ctxt) 91 #define UC_MCONTEXT_GREGS_ORIG_GPR3 ((void *)&dmy_ctxt.uc_mcontext.gp_regs[ORIG_GPR3_IDX] - (void *)&dmy_ctxt) 92 #define UC_MCONTEXT_GREGS_CTR ((void *)&dmy_ctxt.uc_mcontext.gp_regs[CTR_IDX] - (void *)&dmy_ctxt) 93 #define UC_MCONTEXT_GREGS_LINK ((void *)&dmy_ctxt.uc_mcontext.gp_regs[LINK_IDX] - (void *)&dmy_ctxt) 94 #define UC_MCONTEXT_GREGS_XER ((void *)&dmy_ctxt.uc_mcontext.gp_regs[XER_IDX] - (void *)&dmy_ctxt) 95 #define UC_MCONTEXT_GREGS_CCR ((void *)&dmy_ctxt.uc_mcontext.gp_regs[CCR_IDX] - (void *)&dmy_ctxt) 96 #define UC_MCONTEXT_GREGS_SOFTE ((void *)&dmy_ctxt.uc_mcontext.gp_regs[SOFTE_IDX] - (void *)&dmy_ctxt) 97 #define UC_MCONTEXT_GREGS_TRAP ((void *)&dmy_ctxt.uc_mcontext.gp_regs[TRAP_IDX] - (void *)&dmy_ctxt) 98 #define UC_MCONTEXT_GREGS_DAR ((void *)&dmy_ctxt.uc_mcontext.gp_regs[DAR_IDX] - (void *)&dmy_ctxt) 99 #define UC_MCONTEXT_GREGS_DSISR ((void *)&dmy_ctxt.uc_mcontext.gp_regs[DSISR_IDX] - (void *)&dmy_ctxt) 100 #define UC_MCONTEXT_GREGS_RESULT ((void *)&dmy_ctxt.uc_mcontext.gp_regs[RESULT_IDX] - (void *)&dmy_ctxt) 101 102 #define UC_MCONTEXT_FREGS_R0 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[0] - (void *)&dmy_ctxt) 103 #define UC_MCONTEXT_FREGS_R1 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[1] - (void *)&dmy_ctxt) 104 #define UC_MCONTEXT_FREGS_R2 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[2] - (void *)&dmy_ctxt) 105 #define UC_MCONTEXT_FREGS_R3 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[3] - (void *)&dmy_ctxt) 106 #define UC_MCONTEXT_FREGS_R4 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[4] - (void *)&dmy_ctxt) 107 #define UC_MCONTEXT_FREGS_R5 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[5] - (void *)&dmy_ctxt) 108 #define UC_MCONTEXT_FREGS_R6 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[6] - (void *)&dmy_ctxt) 109 #define UC_MCONTEXT_FREGS_R7 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[7] - (void *)&dmy_ctxt) 110 #define UC_MCONTEXT_FREGS_R8 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[8] - (void *)&dmy_ctxt) 111 #define UC_MCONTEXT_FREGS_R9 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[9] - (void *)&dmy_ctxt) 112 #define UC_MCONTEXT_FREGS_R10 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[10] - (void *)&dmy_ctxt) 113 #define UC_MCONTEXT_FREGS_R11 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[11] - (void *)&dmy_ctxt) 114 #define UC_MCONTEXT_FREGS_R12 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[12] - (void *)&dmy_ctxt) 115 #define UC_MCONTEXT_FREGS_R13 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[13] - (void *)&dmy_ctxt) 116 #define UC_MCONTEXT_FREGS_R14 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[14] - (void *)&dmy_ctxt) 117 #define UC_MCONTEXT_FREGS_R15 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[15] - (void *)&dmy_ctxt) 118 #define UC_MCONTEXT_FREGS_R16 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[16] - (void *)&dmy_ctxt) 119 #define UC_MCONTEXT_FREGS_R17 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[17] - (void *)&dmy_ctxt) 120 #define UC_MCONTEXT_FREGS_R18 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[18] - (void *)&dmy_ctxt) 121 #define UC_MCONTEXT_FREGS_R19 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[19] - (void *)&dmy_ctxt) 122 #define UC_MCONTEXT_FREGS_R20 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[20] - (void *)&dmy_ctxt) 123 #define UC_MCONTEXT_FREGS_R21 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[21] - (void *)&dmy_ctxt) 124 #define UC_MCONTEXT_FREGS_R22 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[22] - (void *)&dmy_ctxt) 125 #define UC_MCONTEXT_FREGS_R23 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[23] - (void *)&dmy_ctxt) 126 #define UC_MCONTEXT_FREGS_R24 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[24] - (void *)&dmy_ctxt) 127 #define UC_MCONTEXT_FREGS_R25 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[25] - (void *)&dmy_ctxt) 128 #define UC_MCONTEXT_FREGS_R26 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[26] - (void *)&dmy_ctxt) 129 #define UC_MCONTEXT_FREGS_R27 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[27] - (void *)&dmy_ctxt) 130 #define UC_MCONTEXT_FREGS_R28 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[28] - (void *)&dmy_ctxt) 131 #define UC_MCONTEXT_FREGS_R29 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[29] - (void *)&dmy_ctxt) 132 #define UC_MCONTEXT_FREGS_R30 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[30] - (void *)&dmy_ctxt) 133 #define UC_MCONTEXT_FREGS_R31 ((void *)&dmy_ctxt.uc_mcontext.fp_regs[31] - (void *)&dmy_ctxt) 134 #define UC_MCONTEXT_FREGS_FPSCR ((void *)&dmy_ctxt.uc_mcontext.fp_regs[32] - (void *)&dmy_ctxt) 135 136 #define UC_MCONTEXT_V_REGS ((void *)&dmy_ctxt.uc_mcontext.v_regs - (void *)&dmy_ctxt) 137 138 #define UC_MCONTEXT_VREGS_R0 ((void *)&dmy_vrregset.vrregs[0] - (void *)&dmy_vrregset) 139 #define UC_MCONTEXT_VREGS_R1 ((void *)&dmy_vrregset.vrregs[1] - (void *)&dmy_vrregset) 140 #define UC_MCONTEXT_VREGS_R2 ((void *)&dmy_vrregset.vrregs[2] - (void *)&dmy_vrregset) 141 #define UC_MCONTEXT_VREGS_R3 ((void *)&dmy_vrregset.vrregs[3] - (void *)&dmy_vrregset) 142 #define UC_MCONTEXT_VREGS_R4 ((void *)&dmy_vrregset.vrregs[4] - (void *)&dmy_vrregset) 143 #define UC_MCONTEXT_VREGS_R5 ((void *)&dmy_vrregset.vrregs[5] - (void *)&dmy_vrregset) 144 #define UC_MCONTEXT_VREGS_R6 ((void *)&dmy_vrregset.vrregs[6] - (void *)&dmy_vrregset) 145 #define UC_MCONTEXT_VREGS_R7 ((void *)&dmy_vrregset.vrregs[7] - (void *)&dmy_vrregset) 146 #define UC_MCONTEXT_VREGS_R8 ((void *)&dmy_vrregset.vrregs[8] - (void *)&dmy_vrregset) 147 #define UC_MCONTEXT_VREGS_R9 ((void *)&dmy_vrregset.vrregs[9] - (void *)&dmy_vrregset) 148 #define UC_MCONTEXT_VREGS_R10 ((void *)&dmy_vrregset.vrregs[10] - (void *)&dmy_vrregset) 149 #define UC_MCONTEXT_VREGS_R11 ((void *)&dmy_vrregset.vrregs[11] - (void *)&dmy_vrregset) 150 #define UC_MCONTEXT_VREGS_R12 ((void *)&dmy_vrregset.vrregs[12] - (void *)&dmy_vrregset) 151 #define UC_MCONTEXT_VREGS_R13 ((void *)&dmy_vrregset.vrregs[13] - (void *)&dmy_vrregset) 152 #define UC_MCONTEXT_VREGS_R14 ((void *)&dmy_vrregset.vrregs[14] - (void *)&dmy_vrregset) 153 #define UC_MCONTEXT_VREGS_R15 ((void *)&dmy_vrregset.vrregs[15] - (void *)&dmy_vrregset) 154 #define UC_MCONTEXT_VREGS_R16 ((void *)&dmy_vrregset.vrregs[16] - (void *)&dmy_vrregset) 155 #define UC_MCONTEXT_VREGS_R17 ((void *)&dmy_vrregset.vrregs[17] - (void *)&dmy_vrregset) 156 #define UC_MCONTEXT_VREGS_R18 ((void *)&dmy_vrregset.vrregs[18] - (void *)&dmy_vrregset) 157 #define UC_MCONTEXT_VREGS_R19 ((void *)&dmy_vrregset.vrregs[19] - (void *)&dmy_vrregset) 158 #define UC_MCONTEXT_VREGS_R20 ((void *)&dmy_vrregset.vrregs[20] - (void *)&dmy_vrregset) 159 #define UC_MCONTEXT_VREGS_R21 ((void *)&dmy_vrregset.vrregs[21] - (void *)&dmy_vrregset) 160 #define UC_MCONTEXT_VREGS_R22 ((void *)&dmy_vrregset.vrregs[22] - (void *)&dmy_vrregset) 161 #define UC_MCONTEXT_VREGS_R23 ((void *)&dmy_vrregset.vrregs[23] - (void *)&dmy_vrregset) 162 #define UC_MCONTEXT_VREGS_R24 ((void *)&dmy_vrregset.vrregs[24] - (void *)&dmy_vrregset) 163 #define UC_MCONTEXT_VREGS_R25 ((void *)&dmy_vrregset.vrregs[25] - (void *)&dmy_vrregset) 164 #define UC_MCONTEXT_VREGS_R26 ((void *)&dmy_vrregset.vrregs[26] - (void *)&dmy_vrregset) 165 #define UC_MCONTEXT_VREGS_R27 ((void *)&dmy_vrregset.vrregs[27] - (void *)&dmy_vrregset) 166 #define UC_MCONTEXT_VREGS_R28 ((void *)&dmy_vrregset.vrregs[28] - (void *)&dmy_vrregset) 167 #define UC_MCONTEXT_VREGS_R29 ((void *)&dmy_vrregset.vrregs[29] - (void *)&dmy_vrregset) 168 #define UC_MCONTEXT_VREGS_R30 ((void *)&dmy_vrregset.vrregs[30] - (void *)&dmy_vrregset) 169 #define UC_MCONTEXT_VREGS_R31 ((void *)&dmy_vrregset.vrregs[31] - (void *)&dmy_vrregset) 170 #define UC_MCONTEXT_VREGS_VSCR ((void *)&dmy_vrregset.vscr - (void *)&dmy_vrregset) 171 #define UC_MCONTEXT_VREGS_VRSAVE ((void *)&dmy_vrregset.vrsave - (void *)&dmy_vrregset) 172 173 #endif 174