/* libunwind - a platform-independent unwind library Copyright (C) 2006-2007 IBM Contributed by Corey Ashford Jose Flavio Aguilar Paulino Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef ucontext_i_h #define ucontext_i_h #include #if defined(__linux__) /* These values were derived by reading /usr/src/linux-2.6.18-1.8/arch/um/include/sysdep-ppc/ptrace.h and /usr/src/linux-2.6.18-1.8/arch/powerpc/kernel/ppc32.h */ #define NIP_IDX 32 #define MSR_IDX 33 #define ORIG_GPR3_IDX 34 #define CTR_IDX 35 #define LINK_IDX 36 #define XER_IDX 37 #define CCR_IDX 38 #define SOFTE_IDX 39 #define TRAP_IDX 40 #define DAR_IDX 41 #define DSISR_IDX 42 #define RESULT_IDX 43 #define VSCR_IDX 32 #define VRSAVE_IDX 33 #define UC_MCONTEXT_V_REGS ( ((void *)&dmy_ctxt.uc_mcontext.v_regs - (void *)&dmy_ctxt) ) #define _UC_MCONTEXT_GPR(x) ( ((void *)&dmy_ctxt.uc_mcontext.gp_regs[x] - (void *)&dmy_ctxt) ) #define _UC_MCONTEXT_FPR(x) ( ((void *)&dmy_ctxt.uc_mcontext.fp_regs[x] - (void *)&dmy_ctxt) ) #define _UC_MCONTEXT_VR(x) ( ((void *)&dmy_vrregset.vrregs[x] - (void *)&dmy_vrregset) ) /* These are dummy structures used only for obtaining the offsets of the various structure members. */ static ucontext_t dmy_ctxt; static vrregset_t dmy_vrregset; #elif defined(__FreeBSD__) /* See /usr/src/sys/powerpc/include/ucontext.h. FreeBSD uses a different structure than Linux. */ #define NIP_IDX 36 #define MSR_IDX 37 //#define ORIG_GPR3_IDX #define CTR_IDX 35 #define LINK_IDX 32 #define XER_IDX 34 #define CCR_IDX 33 //#define SOFTE_IDX //#define TRAP_IDX #define DAR_IDX 39 #define DSISR_IDX 40 //#define RESULT_IDX #define UC_MCONTEXT_V_REGS (((void *)&dmy_ctxt.mc_avec - (void *)&dmy_ctxt)) #define _UC_MCONTEXT_GPR(_x) ( ((void *)&dmy_ctxt.mc_gpr[_x] - (void *)&dmy_ctxt) ) #define _UC_MCONTEXT_FPR(_x) ( ((void *)&dmy_ctxt.mc_fpreg[_x] - (void *)&dmy_ctxt) ) #define _UC_MCONTEXT_VR(_x) ( ((void *)&dmy_ctxt.mc_avec[_x] - (void *)&dmy_ctxt.mc_avec) ) /* These are dummy structures used only for obtaining the offsets of the various structure members. */ static struct __mcontext dmy_ctxt; #else #error "Not implemented!" #endif #define UC_MCONTEXT_GREGS_R0 _UC_MCONTEXT_GPR(0) #define UC_MCONTEXT_GREGS_R1 _UC_MCONTEXT_GPR(1) #define UC_MCONTEXT_GREGS_R2 _UC_MCONTEXT_GPR(2) #define UC_MCONTEXT_GREGS_R3 _UC_MCONTEXT_GPR(3) #define UC_MCONTEXT_GREGS_R4 _UC_MCONTEXT_GPR(4) #define UC_MCONTEXT_GREGS_R5 _UC_MCONTEXT_GPR(5) #define UC_MCONTEXT_GREGS_R6 _UC_MCONTEXT_GPR(6) #define UC_MCONTEXT_GREGS_R7 _UC_MCONTEXT_GPR(7) #define UC_MCONTEXT_GREGS_R8 _UC_MCONTEXT_GPR(8) #define UC_MCONTEXT_GREGS_R9 _UC_MCONTEXT_GPR(9) #define UC_MCONTEXT_GREGS_R10 _UC_MCONTEXT_GPR(10) #define UC_MCONTEXT_GREGS_R11 _UC_MCONTEXT_GPR(11) #define UC_MCONTEXT_GREGS_R12 _UC_MCONTEXT_GPR(12) #define UC_MCONTEXT_GREGS_R13 _UC_MCONTEXT_GPR(13) #define UC_MCONTEXT_GREGS_R14 _UC_MCONTEXT_GPR(14) #define UC_MCONTEXT_GREGS_R15 _UC_MCONTEXT_GPR(15) #define UC_MCONTEXT_GREGS_R16 _UC_MCONTEXT_GPR(16) #define UC_MCONTEXT_GREGS_R17 _UC_MCONTEXT_GPR(17) #define UC_MCONTEXT_GREGS_R18 _UC_MCONTEXT_GPR(18) #define UC_MCONTEXT_GREGS_R19 _UC_MCONTEXT_GPR(19) #define UC_MCONTEXT_GREGS_R20 _UC_MCONTEXT_GPR(20) #define UC_MCONTEXT_GREGS_R21 _UC_MCONTEXT_GPR(21) #define UC_MCONTEXT_GREGS_R22 _UC_MCONTEXT_GPR(22) #define UC_MCONTEXT_GREGS_R23 _UC_MCONTEXT_GPR(23) #define UC_MCONTEXT_GREGS_R24 _UC_MCONTEXT_GPR(24) #define UC_MCONTEXT_GREGS_R25 _UC_MCONTEXT_GPR(25) #define UC_MCONTEXT_GREGS_R26 _UC_MCONTEXT_GPR(26) #define UC_MCONTEXT_GREGS_R27 _UC_MCONTEXT_GPR(27) #define UC_MCONTEXT_GREGS_R28 _UC_MCONTEXT_GPR(28) #define UC_MCONTEXT_GREGS_R29 _UC_MCONTEXT_GPR(29) #define UC_MCONTEXT_GREGS_R30 _UC_MCONTEXT_GPR(30) #define UC_MCONTEXT_GREGS_R31 _UC_MCONTEXT_GPR(31) #define UC_MCONTEXT_GREGS_NIP _UC_MCONTEXT_GPR(NIP_IDX) #define UC_MCONTEXT_GREGS_MSR _UC_MCONTEXT_GPR(MSR_IDX) #ifdef ORIG_GPR3_IDX #define UC_MCONTEXT_GREGS_ORIG_GPR3 _UC_MCONTEXT_GPR(ORIG_GPR3_IDX) #endif #define UC_MCONTEXT_GREGS_CTR _UC_MCONTEXT_GPR(CTR_IDX) #define UC_MCONTEXT_GREGS_LINK _UC_MCONTEXT_GPR(LINK_IDX) #define UC_MCONTEXT_GREGS_XER _UC_MCONTEXT_GPR(XER_IDX) #define UC_MCONTEXT_GREGS_CCR _UC_MCONTEXT_GPR(CCR_IDX) #ifdef SOFTE_IDX #define UC_MCONTEXT_GREGS_SOFTE _UC_MCONTEXT_GPR(SOFTE_IDX) #endif #ifdef TRAP_IDX #define UC_MCONTEXT_GREGS_TRAP _UC_MCONTEXT_GPR(TRAP_IDX) #endif #define UC_MCONTEXT_GREGS_DAR _UC_MCONTEXT_GPR(DAR_IDX) #define UC_MCONTEXT_GREGS_DSISR _UC_MCONTEXT_GPR(DSISR_IDX) #ifdef RESULT_IDX #define UC_MCONTEXT_GREGS_RESULT _UC_MCONTEXT_GPR(RESULT_IDX) #endif #define UC_MCONTEXT_FREGS_R0 _UC_MCONTEXT_FPR(0) #define UC_MCONTEXT_FREGS_R1 _UC_MCONTEXT_FPR(1) #define UC_MCONTEXT_FREGS_R2 _UC_MCONTEXT_FPR(2) #define UC_MCONTEXT_FREGS_R3 _UC_MCONTEXT_FPR(3) #define UC_MCONTEXT_FREGS_R4 _UC_MCONTEXT_FPR(4) #define UC_MCONTEXT_FREGS_R5 _UC_MCONTEXT_FPR(5) #define UC_MCONTEXT_FREGS_R6 _UC_MCONTEXT_FPR(6) #define UC_MCONTEXT_FREGS_R7 _UC_MCONTEXT_FPR(7) #define UC_MCONTEXT_FREGS_R8 _UC_MCONTEXT_FPR(8) #define UC_MCONTEXT_FREGS_R9 _UC_MCONTEXT_FPR(9) #define UC_MCONTEXT_FREGS_R10 _UC_MCONTEXT_FPR(10) #define UC_MCONTEXT_FREGS_R11 _UC_MCONTEXT_FPR(11) #define UC_MCONTEXT_FREGS_R12 _UC_MCONTEXT_FPR(12) #define UC_MCONTEXT_FREGS_R13 _UC_MCONTEXT_FPR(13) #define UC_MCONTEXT_FREGS_R14 _UC_MCONTEXT_FPR(14) #define UC_MCONTEXT_FREGS_R15 _UC_MCONTEXT_FPR(15) #define UC_MCONTEXT_FREGS_R16 _UC_MCONTEXT_FPR(16) #define UC_MCONTEXT_FREGS_R17 _UC_MCONTEXT_FPR(17) #define UC_MCONTEXT_FREGS_R18 _UC_MCONTEXT_FPR(18) #define UC_MCONTEXT_FREGS_R19 _UC_MCONTEXT_FPR(19) #define UC_MCONTEXT_FREGS_R20 _UC_MCONTEXT_FPR(20) #define UC_MCONTEXT_FREGS_R21 _UC_MCONTEXT_FPR(21) #define UC_MCONTEXT_FREGS_R22 _UC_MCONTEXT_FPR(22) #define UC_MCONTEXT_FREGS_R23 _UC_MCONTEXT_FPR(23) #define UC_MCONTEXT_FREGS_R24 _UC_MCONTEXT_FPR(24) #define UC_MCONTEXT_FREGS_R25 _UC_MCONTEXT_FPR(25) #define UC_MCONTEXT_FREGS_R26 _UC_MCONTEXT_FPR(26) #define UC_MCONTEXT_FREGS_R27 _UC_MCONTEXT_FPR(27) #define UC_MCONTEXT_FREGS_R28 _UC_MCONTEXT_FPR(28) #define UC_MCONTEXT_FREGS_R29 _UC_MCONTEXT_FPR(29) #define UC_MCONTEXT_FREGS_R30 _UC_MCONTEXT_FPR(30) #define UC_MCONTEXT_FREGS_R31 _UC_MCONTEXT_FPR(31) #define UC_MCONTEXT_FREGS_FPSCR _UC_MCONTEXT_FPR(32) #define UC_MCONTEXT_VREGS_R0 _UC_MCONTEXT_VR(0) #define UC_MCONTEXT_VREGS_R1 _UC_MCONTEXT_VR(1) #define UC_MCONTEXT_VREGS_R2 _UC_MCONTEXT_VR(2) #define UC_MCONTEXT_VREGS_R3 _UC_MCONTEXT_VR(3) #define UC_MCONTEXT_VREGS_R4 _UC_MCONTEXT_VR(4) #define UC_MCONTEXT_VREGS_R5 _UC_MCONTEXT_VR(5) #define UC_MCONTEXT_VREGS_R6 _UC_MCONTEXT_VR(6) #define UC_MCONTEXT_VREGS_R7 _UC_MCONTEXT_VR(7) #define UC_MCONTEXT_VREGS_R8 _UC_MCONTEXT_VR(8) #define UC_MCONTEXT_VREGS_R9 _UC_MCONTEXT_VR(9) #define UC_MCONTEXT_VREGS_R10 _UC_MCONTEXT_VR(10) #define UC_MCONTEXT_VREGS_R11 _UC_MCONTEXT_VR(11) #define UC_MCONTEXT_VREGS_R12 _UC_MCONTEXT_VR(12) #define UC_MCONTEXT_VREGS_R13 _UC_MCONTEXT_VR(13) #define UC_MCONTEXT_VREGS_R14 _UC_MCONTEXT_VR(14) #define UC_MCONTEXT_VREGS_R15 _UC_MCONTEXT_VR(15) #define UC_MCONTEXT_VREGS_R16 _UC_MCONTEXT_VR(16) #define UC_MCONTEXT_VREGS_R17 _UC_MCONTEXT_VR(17) #define UC_MCONTEXT_VREGS_R18 _UC_MCONTEXT_VR(18) #define UC_MCONTEXT_VREGS_R19 _UC_MCONTEXT_VR(19) #define UC_MCONTEXT_VREGS_R20 _UC_MCONTEXT_VR(20) #define UC_MCONTEXT_VREGS_R21 _UC_MCONTEXT_VR(21) #define UC_MCONTEXT_VREGS_R22 _UC_MCONTEXT_VR(22) #define UC_MCONTEXT_VREGS_R23 _UC_MCONTEXT_VR(23) #define UC_MCONTEXT_VREGS_R24 _UC_MCONTEXT_VR(24) #define UC_MCONTEXT_VREGS_R25 _UC_MCONTEXT_VR(25) #define UC_MCONTEXT_VREGS_R26 _UC_MCONTEXT_VR(26) #define UC_MCONTEXT_VREGS_R27 _UC_MCONTEXT_VR(27) #define UC_MCONTEXT_VREGS_R28 _UC_MCONTEXT_VR(28) #define UC_MCONTEXT_VREGS_R29 _UC_MCONTEXT_VR(29) #define UC_MCONTEXT_VREGS_R30 _UC_MCONTEXT_VR(30) #define UC_MCONTEXT_VREGS_R31 _UC_MCONTEXT_VR(31) #if defined(__linux__) #define UC_MCONTEXT_VREGS_VSCR ((void *)&dmy_vrregset.vscr - (void *)&dmy_vrregset) #define UC_MCONTEXT_VREGS_VRSAVE ((void *)&dmy_vrregset.vrsave - (void *)&dmy_vrregset) #elif defined(__FreeBSD__) #define UC_MCONTEXT_VREGS_VSCR ((void *)&dmy_ctxt.mc_av[0] - (void *)&dmy_ctxt) #define UC_MCONTEXT_VREGS_VRSAVE ((void *)&dmy_ctxt.mc_av[1] - (void *)&dmy_ctxt) #else #error "Not implemented!" #endif #endif