/* OBSOLETE /* Target-dependent code for Mitsubishi D30V, for GDB. */ /* OBSOLETE */ /* OBSOLETE Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software */ /* OBSOLETE Foundation, Inc. */ /* OBSOLETE */ /* OBSOLETE This file is part of GDB. */ /* OBSOLETE */ /* OBSOLETE This program is free software; you can redistribute it and/or modify */ /* OBSOLETE it under the terms of the GNU General Public License as published by */ /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ /* OBSOLETE (at your option) any later version. */ /* OBSOLETE */ /* OBSOLETE This program is distributed in the hope that it will be useful, */ /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ /* OBSOLETE GNU General Public License for more details. */ /* OBSOLETE */ /* OBSOLETE You should have received a copy of the GNU General Public License */ /* OBSOLETE along with this program; if not, write to the Free Software */ /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */ /* OBSOLETE Boston, MA 02111-1307, USA. */ */ /* OBSOLETE */ /* OBSOLETE /* Contributed by Martin Hunt, hunt@cygnus.com */ */ /* OBSOLETE */ /* OBSOLETE #include "defs.h" */ /* OBSOLETE #include "frame.h" */ /* OBSOLETE #include "obstack.h" */ /* OBSOLETE #include "symtab.h" */ /* OBSOLETE #include "gdbtypes.h" */ /* OBSOLETE #include "gdbcmd.h" */ /* OBSOLETE #include "gdbcore.h" */ /* OBSOLETE #include "gdb_string.h" */ /* OBSOLETE #include "value.h" */ /* OBSOLETE #include "inferior.h" */ /* OBSOLETE #include "dis-asm.h" */ /* OBSOLETE #include "symfile.h" */ /* OBSOLETE #include "objfiles.h" */ /* OBSOLETE #include "regcache.h" */ /* OBSOLETE */ /* OBSOLETE #include "language.h" /* For local_hex_string() */ */ /* OBSOLETE */ /* OBSOLETE void d30v_frame_find_saved_regs (struct frame_info *fi, */ /* OBSOLETE struct frame_saved_regs *fsr); */ /* OBSOLETE void d30v_frame_find_saved_regs_offsets (struct frame_info *fi, */ /* OBSOLETE struct frame_saved_regs *fsr); */ /* OBSOLETE static void d30v_pop_dummy_frame (struct frame_info *fi); */ /* OBSOLETE static void d30v_print_flags (void); */ /* OBSOLETE static void print_flags_command (char *, int); */ /* OBSOLETE */ /* OBSOLETE /* the following defines assume: */ /* OBSOLETE fp is r61, lr is r62, sp is r63, and ?? is r22 */ /* OBSOLETE if that changes, they will need to be updated */ */ /* OBSOLETE */ /* OBSOLETE #define OP_MASK_ALL_BUT_RA 0x0ffc0fff /* throw away Ra, keep the rest */ */ /* OBSOLETE */ /* OBSOLETE #define OP_STW_SPM 0x054c0fc0 /* stw Ra, @(sp-) */ */ /* OBSOLETE #define OP_STW_SP_R0 0x05400fc0 /* stw Ra, @(sp,r0) */ */ /* OBSOLETE #define OP_STW_SP_IMM0 0x05480fc0 /* st Ra, @(sp, 0x0) */ */ /* OBSOLETE #define OP_STW_R22P_R0 0x05440580 /* stw Ra, @(r22+,r0) */ */ /* OBSOLETE */ /* OBSOLETE #define OP_ST2W_SPM 0x056c0fc0 /* st2w Ra, @(sp-) */ */ /* OBSOLETE #define OP_ST2W_SP_R0 0x05600fc0 /* st2w Ra, @(sp, r0) */ */ /* OBSOLETE #define OP_ST2W_SP_IMM0 0x05680fc0 /* st2w Ra, @(sp, 0x0) */ */ /* OBSOLETE #define OP_ST2W_R22P_R0 0x05640580 /* st2w Ra, @(r22+, r0) */ */ /* OBSOLETE */ /* OBSOLETE #define OP_MASK_OPCODE 0x0ffc0000 /* just the opcode, ign operands */ */ /* OBSOLETE #define OP_NOP 0x00f00000 /* nop */ */ /* OBSOLETE */ /* OBSOLETE #define OP_MASK_ALL_BUT_IMM 0x0fffffc0 /* throw away imm, keep the rest */ */ /* OBSOLETE #define OP_SUB_SP_IMM 0x082bffc0 /* sub sp,sp,imm */ */ /* OBSOLETE #define OP_ADD_SP_IMM 0x080bffc0 /* add sp,sp,imm */ */ /* OBSOLETE #define OP_ADD_R22_SP_IMM 0x08096fc0 /* add r22,sp,imm */ */ /* OBSOLETE #define OP_STW_FP_SP_IMM 0x054bdfc0 /* stw fp,@(sp,imm) */ */ /* OBSOLETE #define OP_OR_SP_R0_IMM 0x03abf000 /* or sp,r0,imm */ */ /* OBSOLETE */ /* OBSOLETE /* no mask */ */ /* OBSOLETE #define OP_OR_FP_R0_SP 0x03a3d03f /* or fp,r0,sp */ */ /* OBSOLETE #define OP_OR_FP_SP_R0 0x03a3dfc0 /* or fp,sp,r0 */ */ /* OBSOLETE #define OP_OR_FP_IMM0_SP 0x03abd03f /* or fp,0x0,sp */ */ /* OBSOLETE #define OP_STW_FP_R22P_R0 0x0547d580 /* stw fp,@(r22+,r0) */ */ /* OBSOLETE #define OP_STW_LR_R22P_R0 0x0547e580 /* stw lr,@(r22+,r0) */ */ /* OBSOLETE */ /* OBSOLETE #define OP_MASK_OP_AND_RB 0x0ff80fc0 /* keep op and rb,throw away rest */ */ /* OBSOLETE #define OP_STW_SP_IMM 0x05480fc0 /* stw Ra,@(sp,imm) */ */ /* OBSOLETE #define OP_ST2W_SP_IMM 0x05680fc0 /* st2w Ra,@(sp,imm) */ */ /* OBSOLETE #define OP_STW_FP_IMM 0x05480f40 /* stw Ra,@(fp,imm) */ */ /* OBSOLETE #define OP_STW_FP_R0 0x05400f40 /* stw Ra,@(fp,r0) */ */ /* OBSOLETE */ /* OBSOLETE #define OP_MASK_FM_BIT 0x80000000 */ /* OBSOLETE #define OP_MASK_CC_BITS 0x70000000 */ /* OBSOLETE #define OP_MASK_SUB_INST 0x0fffffff */ /* OBSOLETE */ /* OBSOLETE #define EXTRACT_RA(op) (((op) >> 12) & 0x3f) */ /* OBSOLETE #define EXTRACT_RB(op) (((op) >> 6) & 0x3f) */ /* OBSOLETE #define EXTRACT_RC(op) (((op) & 0x3f) */ /* OBSOLETE #define EXTRACT_UIMM6(op) ((op) & 0x3f) */ /* OBSOLETE #define EXTRACT_IMM6(op) ((((int)EXTRACT_UIMM6(op)) << 26) >> 26) */ /* OBSOLETE #define EXTRACT_IMM26(op) ((((op)&0x0ff00000) >> 2) | ((op)&0x0003ffff)) */ /* OBSOLETE #define EXTRACT_IMM32(opl, opr) ((EXTRACT_UIMM6(opl) << 26)|EXTRACT_IMM26(opr)) */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE int */ /* OBSOLETE d30v_frame_chain_valid (CORE_ADDR chain, struct frame_info *fi) */ /* OBSOLETE { */ /* OBSOLETE #if 0 */ /* OBSOLETE return ((chain) != 0 && (fi) != 0 && (fi)->return_pc != 0); */ /* OBSOLETE #else */ /* OBSOLETE return ((chain) != 0 && (fi) != 0 && (fi)->frame <= chain); */ /* OBSOLETE #endif */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Discard from the stack the innermost frame, restoring all saved */ /* OBSOLETE registers. */ */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_pop_frame (void) */ /* OBSOLETE { */ /* OBSOLETE struct frame_info *frame = get_current_frame (); */ /* OBSOLETE CORE_ADDR fp; */ /* OBSOLETE int regnum; */ /* OBSOLETE struct frame_saved_regs fsr; */ /* OBSOLETE char raw_buffer[8]; */ /* OBSOLETE */ /* OBSOLETE fp = FRAME_FP (frame); */ /* OBSOLETE if (frame->dummy) */ /* OBSOLETE { */ /* OBSOLETE d30v_pop_dummy_frame (frame); */ /* OBSOLETE return; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* fill out fsr with the address of where each */ */ /* OBSOLETE /* register was stored in the frame */ */ /* OBSOLETE get_frame_saved_regs (frame, &fsr); */ /* OBSOLETE */ /* OBSOLETE /* now update the current registers with the old values */ */ /* OBSOLETE for (regnum = A0_REGNUM; regnum < A0_REGNUM + 2; regnum++) */ /* OBSOLETE { */ /* OBSOLETE if (fsr.regs[regnum]) */ /* OBSOLETE { */ /* OBSOLETE read_memory (fsr.regs[regnum], raw_buffer, 8); */ /* OBSOLETE write_register_bytes (REGISTER_BYTE (regnum), raw_buffer, 8); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE for (regnum = 0; regnum < SP_REGNUM; regnum++) */ /* OBSOLETE { */ /* OBSOLETE if (fsr.regs[regnum]) */ /* OBSOLETE { */ /* OBSOLETE write_register (regnum, read_memory_unsigned_integer (fsr.regs[regnum], 4)); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE if (fsr.regs[PSW_REGNUM]) */ /* OBSOLETE { */ /* OBSOLETE write_register (PSW_REGNUM, read_memory_unsigned_integer (fsr.regs[PSW_REGNUM], 4)); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE write_register (PC_REGNUM, read_register (LR_REGNUM)); */ /* OBSOLETE write_register (SP_REGNUM, fp + frame->size); */ /* OBSOLETE target_store_registers (-1); */ /* OBSOLETE flush_cached_frames (); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static int */ /* OBSOLETE check_prologue (unsigned long op) */ /* OBSOLETE { */ /* OBSOLETE /* add sp,sp,imm -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_ADD_SP_IMM) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* add r22,sp,imm -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_ADD_R22_SP_IMM) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* or fp,r0,sp -- observed */ */ /* OBSOLETE if (op == OP_OR_FP_R0_SP) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* nop */ */ /* OBSOLETE if ((op & OP_MASK_OPCODE) == OP_NOP) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* stw Ra,@(sp,r0) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SP_R0) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* stw Ra,@(sp,0x0) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SP_IMM0) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* st2w Ra,@(sp,r0) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SP_R0) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* st2w Ra,@(sp,0x0) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SP_IMM0) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* stw fp, @(r22+,r0) -- observed */ */ /* OBSOLETE if (op == OP_STW_FP_R22P_R0) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* stw r62, @(r22+,r0) -- observed */ */ /* OBSOLETE if (op == OP_STW_LR_R22P_R0) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* stw Ra, @(fp,r0) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_FP_R0) */ /* OBSOLETE return 1; /* first arg */ */ /* OBSOLETE */ /* OBSOLETE /* stw Ra, @(fp,imm) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_OP_AND_RB) == OP_STW_FP_IMM) */ /* OBSOLETE return 1; /* second and subsequent args */ */ /* OBSOLETE */ /* OBSOLETE /* stw fp,@(sp,imm) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_STW_FP_SP_IMM) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* st2w Ra,@(r22+,r0) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_R22P_R0) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* stw Ra, @(sp-) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SPM) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* st2w Ra, @(sp-) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SPM) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* sub.? sp,sp,imm */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_SUB_SP_IMM) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE return 0; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE CORE_ADDR */ /* OBSOLETE d30v_skip_prologue (CORE_ADDR pc) */ /* OBSOLETE { */ /* OBSOLETE unsigned long op[2]; */ /* OBSOLETE unsigned long opl, opr; /* left / right sub operations */ */ /* OBSOLETE unsigned long fm0, fm1; /* left / right mode bits */ */ /* OBSOLETE unsigned long cc0, cc1; */ /* OBSOLETE unsigned long op1, op2; */ /* OBSOLETE CORE_ADDR func_addr, func_end; */ /* OBSOLETE struct symtab_and_line sal; */ /* OBSOLETE */ /* OBSOLETE /* If we have line debugging information, then the end of the */ */ /* OBSOLETE /* prologue should the first assembly instruction of the first source line */ */ /* OBSOLETE if (find_pc_partial_function (pc, NULL, &func_addr, &func_end)) */ /* OBSOLETE { */ /* OBSOLETE sal = find_pc_line (func_addr, 0); */ /* OBSOLETE if (sal.end && sal.end < func_end) */ /* OBSOLETE return sal.end; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (target_read_memory (pc, (char *) &op[0], 8)) */ /* OBSOLETE return pc; /* Can't access it -- assume no prologue. */ */ /* OBSOLETE */ /* OBSOLETE while (1) */ /* OBSOLETE { */ /* OBSOLETE opl = (unsigned long) read_memory_integer (pc, 4); */ /* OBSOLETE opr = (unsigned long) read_memory_integer (pc + 4, 4); */ /* OBSOLETE */ /* OBSOLETE fm0 = (opl & OP_MASK_FM_BIT); */ /* OBSOLETE fm1 = (opr & OP_MASK_FM_BIT); */ /* OBSOLETE */ /* OBSOLETE cc0 = (opl & OP_MASK_CC_BITS); */ /* OBSOLETE cc1 = (opr & OP_MASK_CC_BITS); */ /* OBSOLETE */ /* OBSOLETE opl = (opl & OP_MASK_SUB_INST); */ /* OBSOLETE opr = (opr & OP_MASK_SUB_INST); */ /* OBSOLETE */ /* OBSOLETE if (fm0 && fm1) */ /* OBSOLETE { */ /* OBSOLETE /* long instruction (opl contains the opcode) */ */ /* OBSOLETE if (((opl & OP_MASK_ALL_BUT_IMM) != OP_ADD_SP_IMM) && /* add sp,sp,imm */ */ /* OBSOLETE ((opl & OP_MASK_ALL_BUT_IMM) != OP_ADD_R22_SP_IMM) && /* add r22,sp,imm */ */ /* OBSOLETE ((opl & OP_MASK_OP_AND_RB) != OP_STW_SP_IMM) && /* stw Ra, @(sp,imm) */ */ /* OBSOLETE ((opl & OP_MASK_OP_AND_RB) != OP_ST2W_SP_IMM)) /* st2w Ra, @(sp,imm) */ */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE /* short instructions */ */ /* OBSOLETE if (fm0 && !fm1) */ /* OBSOLETE { */ /* OBSOLETE op1 = opr; */ /* OBSOLETE op2 = opl; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE op1 = opl; */ /* OBSOLETE op2 = opr; */ /* OBSOLETE } */ /* OBSOLETE if (check_prologue (op1)) */ /* OBSOLETE { */ /* OBSOLETE if (!check_prologue (op2)) */ /* OBSOLETE { */ /* OBSOLETE /* if the previous opcode was really part of the prologue */ */ /* OBSOLETE /* and not just a NOP, then we want to break after both instructions */ */ /* OBSOLETE if ((op1 & OP_MASK_OPCODE) != OP_NOP) */ /* OBSOLETE pc += 8; */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE pc += 8; */ /* OBSOLETE } */ /* OBSOLETE return pc; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static int end_of_stack; */ /* OBSOLETE */ /* OBSOLETE /* Given a GDB frame, determine the address of the calling function's frame. */ /* OBSOLETE This will be used to create a new GDB frame struct, and then */ /* OBSOLETE INIT_EXTRA_FRAME_INFO and INIT_FRAME_PC will be called for the new frame. */ /* OBSOLETE */ */ /* OBSOLETE */ /* OBSOLETE CORE_ADDR */ /* OBSOLETE d30v_frame_chain (struct frame_info *frame) */ /* OBSOLETE { */ /* OBSOLETE struct frame_saved_regs fsr; */ /* OBSOLETE */ /* OBSOLETE d30v_frame_find_saved_regs (frame, &fsr); */ /* OBSOLETE */ /* OBSOLETE if (end_of_stack) */ /* OBSOLETE return (CORE_ADDR) 0; */ /* OBSOLETE */ /* OBSOLETE if (frame->return_pc == IMEM_START) */ /* OBSOLETE return (CORE_ADDR) 0; */ /* OBSOLETE */ /* OBSOLETE if (!fsr.regs[FP_REGNUM]) */ /* OBSOLETE { */ /* OBSOLETE if (!fsr.regs[SP_REGNUM] || fsr.regs[SP_REGNUM] == STACK_START) */ /* OBSOLETE return (CORE_ADDR) 0; */ /* OBSOLETE */ /* OBSOLETE return fsr.regs[SP_REGNUM]; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (!read_memory_unsigned_integer (fsr.regs[FP_REGNUM], 4)) */ /* OBSOLETE return (CORE_ADDR) 0; */ /* OBSOLETE */ /* OBSOLETE return read_memory_unsigned_integer (fsr.regs[FP_REGNUM], 4); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static int next_addr, uses_frame; */ /* OBSOLETE static int frame_size; */ /* OBSOLETE */ /* OBSOLETE static int */ /* OBSOLETE prologue_find_regs (unsigned long op, struct frame_saved_regs *fsr, */ /* OBSOLETE CORE_ADDR addr) */ /* OBSOLETE { */ /* OBSOLETE int n; */ /* OBSOLETE int offset; */ /* OBSOLETE */ /* OBSOLETE /* add sp,sp,imm -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_ADD_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE offset = EXTRACT_IMM6 (op); */ /* OBSOLETE /*next_addr += offset; */ */ /* OBSOLETE frame_size += -offset; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* add r22,sp,imm -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_ADD_R22_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE offset = EXTRACT_IMM6 (op); */ /* OBSOLETE next_addr = (offset - frame_size); */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* stw Ra, @(fp, offset) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_OP_AND_RB) == OP_STW_FP_IMM) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE offset = EXTRACT_IMM6 (op); */ /* OBSOLETE fsr->regs[n] = (offset - frame_size); */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* stw Ra, @(fp, r0) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_FP_R0) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE fsr->regs[n] = (-frame_size); */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* or fp,0,sp -- observed */ */ /* OBSOLETE if ((op == OP_OR_FP_R0_SP) || */ /* OBSOLETE (op == OP_OR_FP_SP_R0) || */ /* OBSOLETE (op == OP_OR_FP_IMM0_SP)) */ /* OBSOLETE { */ /* OBSOLETE uses_frame = 1; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* nop */ */ /* OBSOLETE if ((op & OP_MASK_OPCODE) == OP_NOP) */ /* OBSOLETE return 1; */ /* OBSOLETE */ /* OBSOLETE /* stw Ra,@(r22+,r0) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_R22P_R0) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE fsr->regs[n] = next_addr; */ /* OBSOLETE next_addr += 4; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE #if 0 /* subsumed in pattern above */ */ /* OBSOLETE /* stw fp,@(r22+,r0) -- observed */ */ /* OBSOLETE if (op == OP_STW_FP_R22P_R0) */ /* OBSOLETE { */ /* OBSOLETE fsr->regs[FP_REGNUM] = next_addr; /* XXX */ */ /* OBSOLETE next_addr += 4; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* stw r62,@(r22+,r0) -- observed */ */ /* OBSOLETE if (op == OP_STW_LR_R22P_R0) */ /* OBSOLETE { */ /* OBSOLETE fsr->regs[LR_REGNUM] = next_addr; */ /* OBSOLETE next_addr += 4; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE #endif */ /* OBSOLETE /* st2w Ra,@(r22+,r0) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_R22P_R0) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE fsr->regs[n] = next_addr; */ /* OBSOLETE fsr->regs[n + 1] = next_addr + 4; */ /* OBSOLETE next_addr += 8; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* stw rn, @(sp-) */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SPM) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE fsr->regs[n] = next_addr; */ /* OBSOLETE next_addr -= 4; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* st2w Ra, @(sp-) */ */ /* OBSOLETE else if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SPM) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE fsr->regs[n] = next_addr; */ /* OBSOLETE fsr->regs[n + 1] = next_addr + 4; */ /* OBSOLETE next_addr -= 8; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* sub sp,sp,imm */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_SUB_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE offset = EXTRACT_IMM6 (op); */ /* OBSOLETE frame_size += -offset; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* st rn, @(sp,0) -- observed */ */ /* OBSOLETE if (((op & OP_MASK_ALL_BUT_RA) == OP_STW_SP_R0) || */ /* OBSOLETE ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SP_IMM0)) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE fsr->regs[n] = (-frame_size); */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* st2w rn, @(sp,0) */ */ /* OBSOLETE if (((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SP_R0) || */ /* OBSOLETE ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SP_IMM0)) */ /* OBSOLETE { */ /* OBSOLETE n = EXTRACT_RA (op); */ /* OBSOLETE fsr->regs[n] = (-frame_size); */ /* OBSOLETE fsr->regs[n + 1] = (-frame_size) + 4; */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* stw fp,@(sp,imm) -- observed */ */ /* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_STW_FP_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE offset = EXTRACT_IMM6 (op); */ /* OBSOLETE fsr->regs[FP_REGNUM] = (offset - frame_size); */ /* OBSOLETE return 1; */ /* OBSOLETE } */ /* OBSOLETE return 0; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Put here the code to store, into a struct frame_saved_regs, the */ /* OBSOLETE addresses of the saved registers of frame described by FRAME_INFO. */ /* OBSOLETE This includes special registers such as pc and fp saved in special */ /* OBSOLETE ways in the stack frame. sp is even more special: the address we */ /* OBSOLETE return for it IS the sp for the next frame. */ */ /* OBSOLETE void */ /* OBSOLETE d30v_frame_find_saved_regs (struct frame_info *fi, struct frame_saved_regs *fsr) */ /* OBSOLETE { */ /* OBSOLETE CORE_ADDR fp, pc; */ /* OBSOLETE unsigned long opl, opr; */ /* OBSOLETE unsigned long op1, op2; */ /* OBSOLETE unsigned long fm0, fm1; */ /* OBSOLETE int i; */ /* OBSOLETE */ /* OBSOLETE fp = fi->frame; */ /* OBSOLETE memset (fsr, 0, sizeof (*fsr)); */ /* OBSOLETE next_addr = 0; */ /* OBSOLETE frame_size = 0; */ /* OBSOLETE end_of_stack = 0; */ /* OBSOLETE */ /* OBSOLETE uses_frame = 0; */ /* OBSOLETE */ /* OBSOLETE d30v_frame_find_saved_regs_offsets (fi, fsr); */ /* OBSOLETE */ /* OBSOLETE fi->size = frame_size; */ /* OBSOLETE */ /* OBSOLETE if (!fp) */ /* OBSOLETE fp = read_register (SP_REGNUM); */ /* OBSOLETE */ /* OBSOLETE for (i = 0; i < NUM_REGS - 1; i++) */ /* OBSOLETE if (fsr->regs[i]) */ /* OBSOLETE { */ /* OBSOLETE fsr->regs[i] = fsr->regs[i] + fp + frame_size; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (fsr->regs[LR_REGNUM]) */ /* OBSOLETE fi->return_pc = read_memory_unsigned_integer (fsr->regs[LR_REGNUM], 4); */ /* OBSOLETE else */ /* OBSOLETE fi->return_pc = read_register (LR_REGNUM); */ /* OBSOLETE */ /* OBSOLETE /* the SP is not normally (ever?) saved, but check anyway */ */ /* OBSOLETE if (!fsr->regs[SP_REGNUM]) */ /* OBSOLETE { */ /* OBSOLETE /* if the FP was saved, that means the current FP is valid, */ */ /* OBSOLETE /* otherwise, it isn't being used, so we use the SP instead */ */ /* OBSOLETE if (uses_frame) */ /* OBSOLETE fsr->regs[SP_REGNUM] = read_register (FP_REGNUM) + fi->size; */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE fsr->regs[SP_REGNUM] = fp + fi->size; */ /* OBSOLETE fi->frameless = 1; */ /* OBSOLETE fsr->regs[FP_REGNUM] = 0; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_frame_find_saved_regs_offsets (struct frame_info *fi, */ /* OBSOLETE struct frame_saved_regs *fsr) */ /* OBSOLETE { */ /* OBSOLETE CORE_ADDR fp, pc; */ /* OBSOLETE unsigned long opl, opr; */ /* OBSOLETE unsigned long op1, op2; */ /* OBSOLETE unsigned long fm0, fm1; */ /* OBSOLETE int i; */ /* OBSOLETE */ /* OBSOLETE fp = fi->frame; */ /* OBSOLETE memset (fsr, 0, sizeof (*fsr)); */ /* OBSOLETE next_addr = 0; */ /* OBSOLETE frame_size = 0; */ /* OBSOLETE end_of_stack = 0; */ /* OBSOLETE */ /* OBSOLETE pc = get_pc_function_start (fi->pc); */ /* OBSOLETE */ /* OBSOLETE uses_frame = 0; */ /* OBSOLETE while (pc < fi->pc) */ /* OBSOLETE { */ /* OBSOLETE opl = (unsigned long) read_memory_integer (pc, 4); */ /* OBSOLETE opr = (unsigned long) read_memory_integer (pc + 4, 4); */ /* OBSOLETE */ /* OBSOLETE fm0 = (opl & OP_MASK_FM_BIT); */ /* OBSOLETE fm1 = (opr & OP_MASK_FM_BIT); */ /* OBSOLETE */ /* OBSOLETE opl = (opl & OP_MASK_SUB_INST); */ /* OBSOLETE opr = (opr & OP_MASK_SUB_INST); */ /* OBSOLETE */ /* OBSOLETE if (fm0 && fm1) */ /* OBSOLETE { */ /* OBSOLETE /* long instruction */ */ /* OBSOLETE if ((opl & OP_MASK_ALL_BUT_IMM) == OP_ADD_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE /* add sp,sp,n */ */ /* OBSOLETE long offset = EXTRACT_IMM32 (opl, opr); */ /* OBSOLETE frame_size += -offset; */ /* OBSOLETE } */ /* OBSOLETE else if ((opl & OP_MASK_ALL_BUT_IMM) == OP_ADD_R22_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE /* add r22,sp,offset */ */ /* OBSOLETE long offset = EXTRACT_IMM32 (opl, opr); */ /* OBSOLETE next_addr = (offset - frame_size); */ /* OBSOLETE } */ /* OBSOLETE else if ((opl & OP_MASK_OP_AND_RB) == OP_STW_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE /* st Ra, @(sp,imm) */ */ /* OBSOLETE long offset = EXTRACT_IMM32 (opl, opr); */ /* OBSOLETE short n = EXTRACT_RA (opl); */ /* OBSOLETE fsr->regs[n] = (offset - frame_size); */ /* OBSOLETE } */ /* OBSOLETE else if ((opl & OP_MASK_OP_AND_RB) == OP_ST2W_SP_IMM) */ /* OBSOLETE { */ /* OBSOLETE /* st2w Ra, @(sp,offset) */ */ /* OBSOLETE long offset = EXTRACT_IMM32 (opl, opr); */ /* OBSOLETE short n = EXTRACT_RA (opl); */ /* OBSOLETE fsr->regs[n] = (offset - frame_size); */ /* OBSOLETE fsr->regs[n + 1] = (offset - frame_size) + 4; */ /* OBSOLETE } */ /* OBSOLETE else if ((opl & OP_MASK_ALL_BUT_IMM) == OP_OR_SP_R0_IMM) */ /* OBSOLETE { */ /* OBSOLETE end_of_stack = 1; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE /* short instructions */ */ /* OBSOLETE if (fm0 && !fm1) */ /* OBSOLETE { */ /* OBSOLETE op2 = opl; */ /* OBSOLETE op1 = opr; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE op1 = opl; */ /* OBSOLETE op2 = opr; */ /* OBSOLETE } */ /* OBSOLETE if (!prologue_find_regs (op1, fsr, pc) || !prologue_find_regs (op2, fsr, pc)) */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE pc += 8; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE #if 0 */ /* OBSOLETE fi->size = frame_size; */ /* OBSOLETE */ /* OBSOLETE if (!fp) */ /* OBSOLETE fp = read_register (SP_REGNUM); */ /* OBSOLETE */ /* OBSOLETE for (i = 0; i < NUM_REGS - 1; i++) */ /* OBSOLETE if (fsr->regs[i]) */ /* OBSOLETE { */ /* OBSOLETE fsr->regs[i] = fsr->regs[i] + fp + frame_size; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (fsr->regs[LR_REGNUM]) */ /* OBSOLETE fi->return_pc = read_memory_unsigned_integer (fsr->regs[LR_REGNUM], 4); */ /* OBSOLETE else */ /* OBSOLETE fi->return_pc = read_register (LR_REGNUM); */ /* OBSOLETE */ /* OBSOLETE /* the SP is not normally (ever?) saved, but check anyway */ */ /* OBSOLETE if (!fsr->regs[SP_REGNUM]) */ /* OBSOLETE { */ /* OBSOLETE /* if the FP was saved, that means the current FP is valid, */ */ /* OBSOLETE /* otherwise, it isn't being used, so we use the SP instead */ */ /* OBSOLETE if (uses_frame) */ /* OBSOLETE fsr->regs[SP_REGNUM] = read_register (FP_REGNUM) + fi->size; */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE fsr->regs[SP_REGNUM] = fp + fi->size; */ /* OBSOLETE fi->frameless = 1; */ /* OBSOLETE fsr->regs[FP_REGNUM] = 0; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE #endif */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_init_extra_frame_info (int fromleaf, struct frame_info *fi) */ /* OBSOLETE { */ /* OBSOLETE struct frame_saved_regs dummy; */ /* OBSOLETE */ /* OBSOLETE if (fi->next && (fi->pc == 0)) */ /* OBSOLETE fi->pc = fi->next->return_pc; */ /* OBSOLETE */ /* OBSOLETE d30v_frame_find_saved_regs_offsets (fi, &dummy); */ /* OBSOLETE */ /* OBSOLETE if (uses_frame == 0) */ /* OBSOLETE fi->frameless = 1; */ /* OBSOLETE else */ /* OBSOLETE fi->frameless = 0; */ /* OBSOLETE */ /* OBSOLETE if ((fi->next == 0) && (uses_frame == 0)) */ /* OBSOLETE /* innermost frame and it's "frameless", */ /* OBSOLETE so the fi->frame field is wrong, fix it! */ */ /* OBSOLETE fi->frame = read_sp (); */ /* OBSOLETE */ /* OBSOLETE if (dummy.regs[LR_REGNUM]) */ /* OBSOLETE { */ /* OBSOLETE /* it was saved, grab it! */ */ /* OBSOLETE dummy.regs[LR_REGNUM] += (fi->frame + frame_size); */ /* OBSOLETE fi->return_pc = read_memory_unsigned_integer (dummy.regs[LR_REGNUM], 4); */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE fi->return_pc = read_register (LR_REGNUM); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_init_frame_pc (int fromleaf, struct frame_info *prev) */ /* OBSOLETE { */ /* OBSOLETE /* default value, put here so we can breakpoint on it and */ /* OBSOLETE see if the default value is really the right thing to use */ */ /* OBSOLETE prev->pc = (fromleaf ? SAVED_PC_AFTER_CALL (prev->next) : \ */ /* OBSOLETE prev->next ? FRAME_SAVED_PC (prev->next) : read_pc ()); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void d30v_print_register (int regnum, int tabular); */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE d30v_print_register (int regnum, int tabular) */ /* OBSOLETE { */ /* OBSOLETE if (regnum < A0_REGNUM) */ /* OBSOLETE { */ /* OBSOLETE if (tabular) */ /* OBSOLETE printf_filtered ("%08lx", (long) read_register (regnum)); */ /* OBSOLETE else */ /* OBSOLETE printf_filtered ("0x%lx %ld", */ /* OBSOLETE (long) read_register (regnum), */ /* OBSOLETE (long) read_register (regnum)); */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE char regbuf[MAX_REGISTER_RAW_SIZE]; */ /* OBSOLETE */ /* OBSOLETE frame_register_read (selected_frame, regnum, regbuf); */ /* OBSOLETE */ /* OBSOLETE val_print (REGISTER_VIRTUAL_TYPE (regnum), regbuf, 0, 0, */ /* OBSOLETE gdb_stdout, 'x', 1, 0, Val_pretty_default); */ /* OBSOLETE */ /* OBSOLETE if (!tabular) */ /* OBSOLETE { */ /* OBSOLETE printf_filtered (" "); */ /* OBSOLETE val_print (REGISTER_VIRTUAL_TYPE (regnum), regbuf, 0, 0, */ /* OBSOLETE gdb_stdout, 'd', 1, 0, Val_pretty_default); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE d30v_print_flags (void) */ /* OBSOLETE { */ /* OBSOLETE long psw = read_register (PSW_REGNUM); */ /* OBSOLETE printf_filtered ("flags #1"); */ /* OBSOLETE printf_filtered (" (sm) %d", (psw & PSW_SM) != 0); */ /* OBSOLETE printf_filtered (" (ea) %d", (psw & PSW_EA) != 0); */ /* OBSOLETE printf_filtered (" (db) %d", (psw & PSW_DB) != 0); */ /* OBSOLETE printf_filtered (" (ds) %d", (psw & PSW_DS) != 0); */ /* OBSOLETE printf_filtered (" (ie) %d", (psw & PSW_IE) != 0); */ /* OBSOLETE printf_filtered (" (rp) %d", (psw & PSW_RP) != 0); */ /* OBSOLETE printf_filtered (" (md) %d\n", (psw & PSW_MD) != 0); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("flags #2"); */ /* OBSOLETE printf_filtered (" (f0) %d", (psw & PSW_F0) != 0); */ /* OBSOLETE printf_filtered (" (f1) %d", (psw & PSW_F1) != 0); */ /* OBSOLETE printf_filtered (" (f2) %d", (psw & PSW_F2) != 0); */ /* OBSOLETE printf_filtered (" (f3) %d", (psw & PSW_F3) != 0); */ /* OBSOLETE printf_filtered (" (s) %d", (psw & PSW_S) != 0); */ /* OBSOLETE printf_filtered (" (v) %d", (psw & PSW_V) != 0); */ /* OBSOLETE printf_filtered (" (va) %d", (psw & PSW_VA) != 0); */ /* OBSOLETE printf_filtered (" (c) %d\n", (psw & PSW_C) != 0); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE print_flags_command (char *args, int from_tty) */ /* OBSOLETE { */ /* OBSOLETE d30v_print_flags (); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_do_registers_info (int regnum, int fpregs) */ /* OBSOLETE { */ /* OBSOLETE long long num1, num2; */ /* OBSOLETE long psw; */ /* OBSOLETE */ /* OBSOLETE if (regnum != -1) */ /* OBSOLETE { */ /* OBSOLETE if (REGISTER_NAME (0) == NULL || REGISTER_NAME (0)[0] == '\000') */ /* OBSOLETE return; */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("%s ", REGISTER_NAME (regnum)); */ /* OBSOLETE d30v_print_register (regnum, 0); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE return; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Have to print all the registers. Format them nicely. */ */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("PC="); */ /* OBSOLETE print_address (read_pc (), gdb_stdout); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" PSW="); */ /* OBSOLETE d30v_print_register (PSW_REGNUM, 1); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" BPC="); */ /* OBSOLETE print_address (read_register (BPC_REGNUM), gdb_stdout); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" BPSW="); */ /* OBSOLETE d30v_print_register (BPSW_REGNUM, 1); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("DPC="); */ /* OBSOLETE print_address (read_register (DPC_REGNUM), gdb_stdout); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" DPSW="); */ /* OBSOLETE d30v_print_register (DPSW_REGNUM, 1); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" IBA="); */ /* OBSOLETE print_address (read_register (IBA_REGNUM), gdb_stdout); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("RPT_C="); */ /* OBSOLETE d30v_print_register (RPT_C_REGNUM, 1); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" RPT_S="); */ /* OBSOLETE print_address (read_register (RPT_S_REGNUM), gdb_stdout); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" RPT_E="); */ /* OBSOLETE print_address (read_register (RPT_E_REGNUM), gdb_stdout); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("MOD_S="); */ /* OBSOLETE print_address (read_register (MOD_S_REGNUM), gdb_stdout); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" MOD_E="); */ /* OBSOLETE print_address (read_register (MOD_E_REGNUM), gdb_stdout); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("EIT_VB="); */ /* OBSOLETE print_address (read_register (EIT_VB_REGNUM), gdb_stdout); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" INT_S="); */ /* OBSOLETE d30v_print_register (INT_S_REGNUM, 1); */ /* OBSOLETE */ /* OBSOLETE printf_filtered (" INT_M="); */ /* OBSOLETE d30v_print_register (INT_M_REGNUM, 1); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE */ /* OBSOLETE d30v_print_flags (); */ /* OBSOLETE for (regnum = 0; regnum <= 63;) */ /* OBSOLETE { */ /* OBSOLETE int i; */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("R%d-R%d ", regnum, regnum + 7); */ /* OBSOLETE if (regnum < 10) */ /* OBSOLETE printf_filtered (" "); */ /* OBSOLETE if (regnum + 7 < 10) */ /* OBSOLETE printf_filtered (" "); */ /* OBSOLETE */ /* OBSOLETE for (i = 0; i < 8; i++) */ /* OBSOLETE { */ /* OBSOLETE printf_filtered (" "); */ /* OBSOLETE d30v_print_register (regnum++, 1); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("A0-A1 "); */ /* OBSOLETE */ /* OBSOLETE d30v_print_register (A0_REGNUM, 1); */ /* OBSOLETE printf_filtered (" "); */ /* OBSOLETE d30v_print_register (A1_REGNUM, 1); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE CORE_ADDR */ /* OBSOLETE d30v_fix_call_dummy (char *dummyname, CORE_ADDR start_sp, CORE_ADDR fun, */ /* OBSOLETE int nargs, struct value **args, */ /* OBSOLETE struct type *type, int gcc_p) */ /* OBSOLETE { */ /* OBSOLETE int regnum; */ /* OBSOLETE CORE_ADDR sp; */ /* OBSOLETE char buffer[MAX_REGISTER_RAW_SIZE]; */ /* OBSOLETE struct frame_info *frame = get_current_frame (); */ /* OBSOLETE frame->dummy = start_sp; */ /* OBSOLETE /*start_sp |= DMEM_START; */ */ /* OBSOLETE */ /* OBSOLETE sp = start_sp; */ /* OBSOLETE for (regnum = 0; regnum < NUM_REGS; regnum++) */ /* OBSOLETE { */ /* OBSOLETE sp -= REGISTER_RAW_SIZE (regnum); */ /* OBSOLETE store_address (buffer, REGISTER_RAW_SIZE (regnum), read_register (regnum)); */ /* OBSOLETE write_memory (sp, buffer, REGISTER_RAW_SIZE (regnum)); */ /* OBSOLETE } */ /* OBSOLETE write_register (SP_REGNUM, (LONGEST) sp); */ /* OBSOLETE /* now we need to load LR with the return address */ */ /* OBSOLETE write_register (LR_REGNUM, (LONGEST) d30v_call_dummy_address ()); */ /* OBSOLETE return sp; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE d30v_pop_dummy_frame (struct frame_info *fi) */ /* OBSOLETE { */ /* OBSOLETE CORE_ADDR sp = fi->dummy; */ /* OBSOLETE int regnum; */ /* OBSOLETE */ /* OBSOLETE for (regnum = 0; regnum < NUM_REGS; regnum++) */ /* OBSOLETE { */ /* OBSOLETE sp -= REGISTER_RAW_SIZE (regnum); */ /* OBSOLETE write_register (regnum, read_memory_unsigned_integer (sp, REGISTER_RAW_SIZE (regnum))); */ /* OBSOLETE } */ /* OBSOLETE flush_cached_frames (); /* needed? */ */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE CORE_ADDR */ /* OBSOLETE d30v_push_arguments (int nargs, struct value **args, CORE_ADDR sp, */ /* OBSOLETE int struct_return, CORE_ADDR struct_addr) */ /* OBSOLETE { */ /* OBSOLETE int i, len, index = 0, regnum = 2; */ /* OBSOLETE char buffer[4], *contents; */ /* OBSOLETE LONGEST val; */ /* OBSOLETE CORE_ADDR ptrs[10]; */ /* OBSOLETE */ /* OBSOLETE #if 0 */ /* OBSOLETE /* Pass 1. Put all large args on stack */ */ /* OBSOLETE for (i = 0; i < nargs; i++) */ /* OBSOLETE { */ /* OBSOLETE struct value *arg = args[i]; */ /* OBSOLETE struct type *arg_type = check_typedef (VALUE_TYPE (arg)); */ /* OBSOLETE len = TYPE_LENGTH (arg_type); */ /* OBSOLETE contents = VALUE_CONTENTS (arg); */ /* OBSOLETE val = extract_signed_integer (contents, len); */ /* OBSOLETE if (len > 4) */ /* OBSOLETE { */ /* OBSOLETE /* put on stack and pass pointers */ */ /* OBSOLETE sp -= len; */ /* OBSOLETE write_memory (sp, contents, len); */ /* OBSOLETE ptrs[index++] = sp; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE #endif */ /* OBSOLETE index = 0; */ /* OBSOLETE */ /* OBSOLETE for (i = 0; i < nargs; i++) */ /* OBSOLETE { */ /* OBSOLETE struct value *arg = args[i]; */ /* OBSOLETE struct type *arg_type = check_typedef (VALUE_TYPE (arg)); */ /* OBSOLETE len = TYPE_LENGTH (arg_type); */ /* OBSOLETE contents = VALUE_CONTENTS (arg); */ /* OBSOLETE if (len > 4) */ /* OBSOLETE { */ /* OBSOLETE /* we need multiple registers */ */ /* OBSOLETE int ndx; */ /* OBSOLETE */ /* OBSOLETE for (ndx = 0; len > 0; ndx += 8, len -= 8) */ /* OBSOLETE { */ /* OBSOLETE if (regnum & 1) */ /* OBSOLETE regnum++; /* all args > 4 bytes start in even register */ */ /* OBSOLETE */ /* OBSOLETE if (regnum < 18) */ /* OBSOLETE { */ /* OBSOLETE val = extract_signed_integer (&contents[ndx], 4); */ /* OBSOLETE write_register (regnum++, val); */ /* OBSOLETE */ /* OBSOLETE if (len >= 8) */ /* OBSOLETE val = extract_signed_integer (&contents[ndx + 4], 4); */ /* OBSOLETE else */ /* OBSOLETE val = extract_signed_integer (&contents[ndx + 4], len - 4); */ /* OBSOLETE write_register (regnum++, val); */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE /* no more registers available. put it on the stack */ */ /* OBSOLETE */ /* OBSOLETE /* all args > 4 bytes are padded to a multiple of 8 bytes */ /* OBSOLETE and start on an 8 byte boundary */ */ /* OBSOLETE if (sp & 7) */ /* OBSOLETE sp -= (sp & 7); /* align it */ */ /* OBSOLETE */ /* OBSOLETE sp -= ((len + 7) & ~7); /* allocate space */ */ /* OBSOLETE write_memory (sp, &contents[ndx], len); */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE if (regnum < 18) */ /* OBSOLETE { */ /* OBSOLETE val = extract_signed_integer (contents, len); */ /* OBSOLETE write_register (regnum++, val); */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE /* all args are padded to a multiple of 4 bytes (at least) */ */ /* OBSOLETE sp -= ((len + 3) & ~3); */ /* OBSOLETE write_memory (sp, contents, len); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE if (sp & 7) */ /* OBSOLETE /* stack pointer is not on an 8 byte boundary -- align it */ */ /* OBSOLETE sp -= (sp & 7); */ /* OBSOLETE return sp; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* pick an out-of-the-way place to set the return value */ */ /* OBSOLETE /* for an inferior function call. The link register is set to this */ */ /* OBSOLETE /* value and a momentary breakpoint is set there. When the breakpoint */ */ /* OBSOLETE /* is hit, the dummy frame is popped and the previous environment is */ */ /* OBSOLETE /* restored. */ */ /* OBSOLETE */ /* OBSOLETE CORE_ADDR */ /* OBSOLETE d30v_call_dummy_address (void) */ /* OBSOLETE { */ /* OBSOLETE CORE_ADDR entry; */ /* OBSOLETE struct minimal_symbol *sym; */ /* OBSOLETE */ /* OBSOLETE entry = entry_point_address (); */ /* OBSOLETE */ /* OBSOLETE if (entry != 0) */ /* OBSOLETE return entry; */ /* OBSOLETE */ /* OBSOLETE sym = lookup_minimal_symbol ("_start", NULL, symfile_objfile); */ /* OBSOLETE */ /* OBSOLETE if (!sym || MSYMBOL_TYPE (sym) != mst_text) */ /* OBSOLETE return 0; */ /* OBSOLETE else */ /* OBSOLETE return SYMBOL_VALUE_ADDRESS (sym); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Given a return value in `regbuf' with a type `valtype', */ /* OBSOLETE extract and copy its value into `valbuf'. */ */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_extract_return_value (struct type *valtype, char regbuf[REGISTER_BYTES], */ /* OBSOLETE char *valbuf) */ /* OBSOLETE { */ /* OBSOLETE memcpy (valbuf, regbuf + REGISTER_BYTE (2), TYPE_LENGTH (valtype)); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* The following code implements access to, and display of, the D30V's */ /* OBSOLETE instruction trace buffer. The buffer consists of 64K or more */ /* OBSOLETE 4-byte words of data, of which each words includes an 8-bit count, */ /* OBSOLETE an 8-bit segment number, and a 16-bit instruction address. */ /* OBSOLETE */ /* OBSOLETE In theory, the trace buffer is continuously capturing instruction */ /* OBSOLETE data that the CPU presents on its "debug bus", but in practice, the */ /* OBSOLETE ROMified GDB stub only enables tracing when it continues or steps */ /* OBSOLETE the program, and stops tracing when the program stops; so it */ /* OBSOLETE actually works for GDB to read the buffer counter out of memory and */ /* OBSOLETE then read each trace word. The counter records where the tracing */ /* OBSOLETE stops, but there is no record of where it started, so we remember */ /* OBSOLETE the PC when we resumed and then search backwards in the trace */ /* OBSOLETE buffer for a word that includes that address. This is not perfect, */ /* OBSOLETE because you will miss trace data if the resumption PC is the target */ /* OBSOLETE of a branch. (The value of the buffer counter is semi-random, any */ /* OBSOLETE trace data from a previous program stop is gone.) */ */ /* OBSOLETE */ /* OBSOLETE /* The address of the last word recorded in the trace buffer. */ */ /* OBSOLETE */ /* OBSOLETE #define DBBC_ADDR (0xd80000) */ /* OBSOLETE */ /* OBSOLETE /* The base of the trace buffer, at least for the "Board_0". */ */ /* OBSOLETE */ /* OBSOLETE #define TRACE_BUFFER_BASE (0xf40000) */ /* OBSOLETE */ /* OBSOLETE static void trace_command (char *, int); */ /* OBSOLETE */ /* OBSOLETE static void untrace_command (char *, int); */ /* OBSOLETE */ /* OBSOLETE static void trace_info (char *, int); */ /* OBSOLETE */ /* OBSOLETE static void tdisassemble_command (char *, int); */ /* OBSOLETE */ /* OBSOLETE static void display_trace (int, int); */ /* OBSOLETE */ /* OBSOLETE /* True when instruction traces are being collected. */ */ /* OBSOLETE */ /* OBSOLETE static int tracing; */ /* OBSOLETE */ /* OBSOLETE /* Remembered PC. */ */ /* OBSOLETE */ /* OBSOLETE static CORE_ADDR last_pc; */ /* OBSOLETE */ /* OBSOLETE /* True when trace output should be displayed whenever program stops. */ */ /* OBSOLETE */ /* OBSOLETE static int trace_display; */ /* OBSOLETE */ /* OBSOLETE /* True when trace listing should include source lines. */ */ /* OBSOLETE */ /* OBSOLETE static int default_trace_show_source = 1; */ /* OBSOLETE */ /* OBSOLETE struct trace_buffer */ /* OBSOLETE { */ /* OBSOLETE int size; */ /* OBSOLETE short *counts; */ /* OBSOLETE CORE_ADDR *addrs; */ /* OBSOLETE } */ /* OBSOLETE trace_data; */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE trace_command (char *args, int from_tty) */ /* OBSOLETE { */ /* OBSOLETE /* Clear the host-side trace buffer, allocating space if needed. */ */ /* OBSOLETE trace_data.size = 0; */ /* OBSOLETE if (trace_data.counts == NULL) */ /* OBSOLETE trace_data.counts = (short *) xmalloc (65536 * sizeof (short)); */ /* OBSOLETE if (trace_data.addrs == NULL) */ /* OBSOLETE trace_data.addrs = (CORE_ADDR *) xmalloc (65536 * sizeof (CORE_ADDR)); */ /* OBSOLETE */ /* OBSOLETE tracing = 1; */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("Tracing is now on.\n"); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE untrace_command (char *args, int from_tty) */ /* OBSOLETE { */ /* OBSOLETE tracing = 0; */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("Tracing is now off.\n"); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE trace_info (char *args, int from_tty) */ /* OBSOLETE { */ /* OBSOLETE int i; */ /* OBSOLETE */ /* OBSOLETE if (trace_data.size) */ /* OBSOLETE { */ /* OBSOLETE printf_filtered ("%d entries in trace buffer:\n", trace_data.size); */ /* OBSOLETE */ /* OBSOLETE for (i = 0; i < trace_data.size; ++i) */ /* OBSOLETE { */ /* OBSOLETE printf_filtered ("%d: %d instruction%s at 0x%s\n", */ /* OBSOLETE i, trace_data.counts[i], */ /* OBSOLETE (trace_data.counts[i] == 1 ? "" : "s"), */ /* OBSOLETE paddr_nz (trace_data.addrs[i])); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE printf_filtered ("No entries in trace buffer.\n"); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("Tracing is currently %s.\n", (tracing ? "on" : "off")); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Print the instruction at address MEMADDR in debugged memory, */ /* OBSOLETE on STREAM. Returns length of the instruction, in bytes. */ */ /* OBSOLETE */ /* OBSOLETE static int */ /* OBSOLETE print_insn (CORE_ADDR memaddr, struct ui_file *stream) */ /* OBSOLETE { */ /* OBSOLETE /* If there's no disassembler, something is very wrong. */ */ /* OBSOLETE if (tm_print_insn == NULL) */ /* OBSOLETE internal_error (__FILE__, __LINE__, */ /* OBSOLETE "print_insn: no disassembler"); */ /* OBSOLETE */ /* OBSOLETE if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) */ /* OBSOLETE tm_print_insn_info.endian = BFD_ENDIAN_BIG; */ /* OBSOLETE else */ /* OBSOLETE tm_print_insn_info.endian = BFD_ENDIAN_LITTLE; */ /* OBSOLETE return TARGET_PRINT_INSN (memaddr, &tm_print_insn_info); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_eva_prepare_to_trace (void) */ /* OBSOLETE { */ /* OBSOLETE if (!tracing) */ /* OBSOLETE return; */ /* OBSOLETE */ /* OBSOLETE last_pc = read_register (PC_REGNUM); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Collect trace data from the target board and format it into a form */ /* OBSOLETE more useful for display. */ */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE d30v_eva_get_trace_data (void) */ /* OBSOLETE { */ /* OBSOLETE int count, i, j, oldsize; */ /* OBSOLETE int trace_addr, trace_seg, trace_cnt, next_cnt; */ /* OBSOLETE unsigned int last_trace, trace_word, next_word; */ /* OBSOLETE unsigned int *tmpspace; */ /* OBSOLETE */ /* OBSOLETE if (!tracing) */ /* OBSOLETE return; */ /* OBSOLETE */ /* OBSOLETE tmpspace = xmalloc (65536 * sizeof (unsigned int)); */ /* OBSOLETE */ /* OBSOLETE last_trace = read_memory_unsigned_integer (DBBC_ADDR, 2) << 2; */ /* OBSOLETE */ /* OBSOLETE /* Collect buffer contents from the target, stopping when we reach */ /* OBSOLETE the word recorded when execution resumed. */ */ /* OBSOLETE */ /* OBSOLETE count = 0; */ /* OBSOLETE while (last_trace > 0) */ /* OBSOLETE { */ /* OBSOLETE QUIT; */ /* OBSOLETE trace_word = */ /* OBSOLETE read_memory_unsigned_integer (TRACE_BUFFER_BASE + last_trace, 4); */ /* OBSOLETE trace_addr = trace_word & 0xffff; */ /* OBSOLETE last_trace -= 4; */ /* OBSOLETE /* Ignore an apparently nonsensical entry. */ */ /* OBSOLETE if (trace_addr == 0xffd5) */ /* OBSOLETE continue; */ /* OBSOLETE tmpspace[count++] = trace_word; */ /* OBSOLETE if (trace_addr == last_pc) */ /* OBSOLETE break; */ /* OBSOLETE if (count > 65535) */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Move the data to the host-side trace buffer, adjusting counts to */ /* OBSOLETE include the last instruction executed and transforming the address */ /* OBSOLETE into something that GDB likes. */ */ /* OBSOLETE */ /* OBSOLETE for (i = 0; i < count; ++i) */ /* OBSOLETE { */ /* OBSOLETE trace_word = tmpspace[i]; */ /* OBSOLETE next_word = ((i == 0) ? 0 : tmpspace[i - 1]); */ /* OBSOLETE trace_addr = trace_word & 0xffff; */ /* OBSOLETE next_cnt = (next_word >> 24) & 0xff; */ /* OBSOLETE j = trace_data.size + count - i - 1; */ /* OBSOLETE trace_data.addrs[j] = (trace_addr << 2) + 0x1000000; */ /* OBSOLETE trace_data.counts[j] = next_cnt + 1; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE oldsize = trace_data.size; */ /* OBSOLETE trace_data.size += count; */ /* OBSOLETE */ /* OBSOLETE xfree (tmpspace); */ /* OBSOLETE */ /* OBSOLETE if (trace_display) */ /* OBSOLETE display_trace (oldsize, trace_data.size); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE tdisassemble_command (char *arg, int from_tty) */ /* OBSOLETE { */ /* OBSOLETE int i, count; */ /* OBSOLETE CORE_ADDR low, high; */ /* OBSOLETE char *space_index; */ /* OBSOLETE */ /* OBSOLETE if (!arg) */ /* OBSOLETE { */ /* OBSOLETE low = 0; */ /* OBSOLETE high = trace_data.size; */ /* OBSOLETE } */ /* OBSOLETE else if (!(space_index = (char *) strchr (arg, ' '))) */ /* OBSOLETE { */ /* OBSOLETE low = parse_and_eval_address (arg); */ /* OBSOLETE high = low + 5; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE /* Two arguments. */ */ /* OBSOLETE *space_index = '\0'; */ /* OBSOLETE low = parse_and_eval_address (arg); */ /* OBSOLETE high = parse_and_eval_address (space_index + 1); */ /* OBSOLETE if (high < low) */ /* OBSOLETE high = low; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("Dump of trace from %s to %s:\n", */ /* OBSOLETE paddr_u (low), */ /* OBSOLETE paddr_u (high)); */ /* OBSOLETE */ /* OBSOLETE display_trace (low, high); */ /* OBSOLETE */ /* OBSOLETE printf_filtered ("End of trace dump.\n"); */ /* OBSOLETE gdb_flush (gdb_stdout); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE display_trace (int low, int high) */ /* OBSOLETE { */ /* OBSOLETE int i, count, trace_show_source, first, suppress; */ /* OBSOLETE CORE_ADDR next_address; */ /* OBSOLETE */ /* OBSOLETE trace_show_source = default_trace_show_source; */ /* OBSOLETE if (!have_full_symbols () && !have_partial_symbols ()) */ /* OBSOLETE { */ /* OBSOLETE trace_show_source = 0; */ /* OBSOLETE printf_filtered ("No symbol table is loaded. Use the \"file\" command.\n"); */ /* OBSOLETE printf_filtered ("Trace will not display any source.\n"); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE first = 1; */ /* OBSOLETE suppress = 0; */ /* OBSOLETE for (i = low; i < high; ++i) */ /* OBSOLETE { */ /* OBSOLETE next_address = trace_data.addrs[i]; */ /* OBSOLETE count = trace_data.counts[i]; */ /* OBSOLETE while (count-- > 0) */ /* OBSOLETE { */ /* OBSOLETE QUIT; */ /* OBSOLETE if (trace_show_source) */ /* OBSOLETE { */ /* OBSOLETE struct symtab_and_line sal, sal_prev; */ /* OBSOLETE */ /* OBSOLETE sal_prev = find_pc_line (next_address - 4, 0); */ /* OBSOLETE sal = find_pc_line (next_address, 0); */ /* OBSOLETE */ /* OBSOLETE if (sal.symtab) */ /* OBSOLETE { */ /* OBSOLETE if (first || sal.line != sal_prev.line) */ /* OBSOLETE print_source_lines (sal.symtab, sal.line, sal.line + 1, 0); */ /* OBSOLETE suppress = 0; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE if (!suppress) */ /* OBSOLETE /* FIXME-32x64--assumes sal.pc fits in long. */ */ /* OBSOLETE printf_filtered ("No source file for address %s.\n", */ /* OBSOLETE local_hex_string ((unsigned long) sal.pc)); */ /* OBSOLETE suppress = 1; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE first = 0; */ /* OBSOLETE print_address (next_address, gdb_stdout); */ /* OBSOLETE printf_filtered (":"); */ /* OBSOLETE printf_filtered ("\t"); */ /* OBSOLETE wrap_here (" "); */ /* OBSOLETE next_address = next_address + print_insn (next_address, gdb_stdout); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE gdb_flush (gdb_stdout); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE extern void (*target_resume_hook) (void); */ /* OBSOLETE extern void (*target_wait_loop_hook) (void); */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE _initialize_d30v_tdep (void) */ /* OBSOLETE { */ /* OBSOLETE tm_print_insn = print_insn_d30v; */ /* OBSOLETE */ /* OBSOLETE target_resume_hook = d30v_eva_prepare_to_trace; */ /* OBSOLETE target_wait_loop_hook = d30v_eva_get_trace_data; */ /* OBSOLETE */ /* OBSOLETE add_info ("flags", print_flags_command, "Print d30v flags."); */ /* OBSOLETE */ /* OBSOLETE add_com ("trace", class_support, trace_command, */ /* OBSOLETE "Enable tracing of instruction execution."); */ /* OBSOLETE */ /* OBSOLETE add_com ("untrace", class_support, untrace_command, */ /* OBSOLETE "Disable tracing of instruction execution."); */ /* OBSOLETE */ /* OBSOLETE add_com ("tdisassemble", class_vars, tdisassemble_command, */ /* OBSOLETE "Disassemble the trace buffer.\n\ */ /* OBSOLETE Two optional arguments specify a range of trace buffer entries\n\ */ /* OBSOLETE as reported by info trace (NOT addresses!)."); */ /* OBSOLETE */ /* OBSOLETE add_info ("trace", trace_info, */ /* OBSOLETE "Display info about the trace data buffer."); */ /* OBSOLETE */ /* OBSOLETE add_show_from_set (add_set_cmd ("tracedisplay", no_class, */ /* OBSOLETE var_integer, (char *) &trace_display, */ /* OBSOLETE "Set automatic display of trace.\n", &setlist), */ /* OBSOLETE &showlist); */ /* OBSOLETE add_show_from_set (add_set_cmd ("tracesource", no_class, */ /* OBSOLETE var_integer, (char *) &default_trace_show_source, */ /* OBSOLETE "Set display of source code with trace.\n", &setlist), */ /* OBSOLETE &showlist); */ /* OBSOLETE */ /* OBSOLETE } */