mirror of
https://sourceware.org/git/binutils-gdb.git
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1366 lines
55 KiB
C
1366 lines
55 KiB
C
/* OBSOLETE /* Target-dependent code for Mitsubishi D30V, for GDB. */
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/* OBSOLETE */
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/* OBSOLETE Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software */
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/* OBSOLETE Foundation, Inc. */
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/* OBSOLETE */
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/* OBSOLETE This file is part of GDB. */
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/* OBSOLETE */
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/* OBSOLETE This program is free software; you can redistribute it and/or modify */
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/* OBSOLETE it under the terms of the GNU General Public License as published by */
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/* OBSOLETE the Free Software Foundation; either version 2 of the License, or */
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/* OBSOLETE (at your option) any later version. */
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/* OBSOLETE */
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/* OBSOLETE This program is distributed in the hope that it will be useful, */
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/* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
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/* OBSOLETE GNU General Public License for more details. */
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/* OBSOLETE */
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/* OBSOLETE You should have received a copy of the GNU General Public License */
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/* OBSOLETE along with this program; if not, write to the Free Software */
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/* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */
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/* OBSOLETE Boston, MA 02111-1307, USA. */ */
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/* OBSOLETE */
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/* OBSOLETE /* Contributed by Martin Hunt, hunt@cygnus.com */ */
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/* OBSOLETE */
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/* OBSOLETE #include "defs.h" */
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/* OBSOLETE #include "frame.h" */
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/* OBSOLETE #include "obstack.h" */
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/* OBSOLETE #include "symtab.h" */
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/* OBSOLETE #include "gdbtypes.h" */
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/* OBSOLETE #include "gdbcmd.h" */
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/* OBSOLETE #include "gdbcore.h" */
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/* OBSOLETE #include "gdb_string.h" */
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/* OBSOLETE #include "value.h" */
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/* OBSOLETE #include "inferior.h" */
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/* OBSOLETE #include "dis-asm.h" */
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/* OBSOLETE #include "symfile.h" */
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/* OBSOLETE #include "objfiles.h" */
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/* OBSOLETE #include "regcache.h" */
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/* OBSOLETE */
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/* OBSOLETE #include "language.h" /* For local_hex_string() */ */
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/* OBSOLETE */
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/* OBSOLETE void d30v_frame_find_saved_regs (struct frame_info *fi, */
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/* OBSOLETE struct frame_saved_regs *fsr); */
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/* OBSOLETE void d30v_frame_find_saved_regs_offsets (struct frame_info *fi, */
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/* OBSOLETE struct frame_saved_regs *fsr); */
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/* OBSOLETE static void d30v_pop_dummy_frame (struct frame_info *fi); */
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/* OBSOLETE static void d30v_print_flags (void); */
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/* OBSOLETE static void print_flags_command (char *, int); */
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/* OBSOLETE */
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/* OBSOLETE /* the following defines assume: */
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/* OBSOLETE fp is r61, lr is r62, sp is r63, and ?? is r22 */
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/* OBSOLETE if that changes, they will need to be updated */ */
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/* OBSOLETE */
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/* OBSOLETE #define OP_MASK_ALL_BUT_RA 0x0ffc0fff /* throw away Ra, keep the rest */ */
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/* OBSOLETE */
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/* OBSOLETE #define OP_STW_SPM 0x054c0fc0 /* stw Ra, @(sp-) */ */
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/* OBSOLETE #define OP_STW_SP_R0 0x05400fc0 /* stw Ra, @(sp,r0) */ */
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/* OBSOLETE #define OP_STW_SP_IMM0 0x05480fc0 /* st Ra, @(sp, 0x0) */ */
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/* OBSOLETE #define OP_STW_R22P_R0 0x05440580 /* stw Ra, @(r22+,r0) */ */
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/* OBSOLETE */
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/* OBSOLETE #define OP_ST2W_SPM 0x056c0fc0 /* st2w Ra, @(sp-) */ */
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/* OBSOLETE #define OP_ST2W_SP_R0 0x05600fc0 /* st2w Ra, @(sp, r0) */ */
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/* OBSOLETE #define OP_ST2W_SP_IMM0 0x05680fc0 /* st2w Ra, @(sp, 0x0) */ */
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/* OBSOLETE #define OP_ST2W_R22P_R0 0x05640580 /* st2w Ra, @(r22+, r0) */ */
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/* OBSOLETE */
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/* OBSOLETE #define OP_MASK_OPCODE 0x0ffc0000 /* just the opcode, ign operands */ */
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/* OBSOLETE #define OP_NOP 0x00f00000 /* nop */ */
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/* OBSOLETE */
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/* OBSOLETE #define OP_MASK_ALL_BUT_IMM 0x0fffffc0 /* throw away imm, keep the rest */ */
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/* OBSOLETE #define OP_SUB_SP_IMM 0x082bffc0 /* sub sp,sp,imm */ */
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/* OBSOLETE #define OP_ADD_SP_IMM 0x080bffc0 /* add sp,sp,imm */ */
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/* OBSOLETE #define OP_ADD_R22_SP_IMM 0x08096fc0 /* add r22,sp,imm */ */
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/* OBSOLETE #define OP_STW_FP_SP_IMM 0x054bdfc0 /* stw fp,@(sp,imm) */ */
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/* OBSOLETE #define OP_OR_SP_R0_IMM 0x03abf000 /* or sp,r0,imm */ */
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/* OBSOLETE */
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/* OBSOLETE /* no mask */ */
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/* OBSOLETE #define OP_OR_FP_R0_SP 0x03a3d03f /* or fp,r0,sp */ */
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/* OBSOLETE #define OP_OR_FP_SP_R0 0x03a3dfc0 /* or fp,sp,r0 */ */
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/* OBSOLETE #define OP_OR_FP_IMM0_SP 0x03abd03f /* or fp,0x0,sp */ */
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/* OBSOLETE #define OP_STW_FP_R22P_R0 0x0547d580 /* stw fp,@(r22+,r0) */ */
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/* OBSOLETE #define OP_STW_LR_R22P_R0 0x0547e580 /* stw lr,@(r22+,r0) */ */
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/* OBSOLETE */
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/* OBSOLETE #define OP_MASK_OP_AND_RB 0x0ff80fc0 /* keep op and rb,throw away rest */ */
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/* OBSOLETE #define OP_STW_SP_IMM 0x05480fc0 /* stw Ra,@(sp,imm) */ */
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/* OBSOLETE #define OP_ST2W_SP_IMM 0x05680fc0 /* st2w Ra,@(sp,imm) */ */
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/* OBSOLETE #define OP_STW_FP_IMM 0x05480f40 /* stw Ra,@(fp,imm) */ */
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/* OBSOLETE #define OP_STW_FP_R0 0x05400f40 /* stw Ra,@(fp,r0) */ */
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/* OBSOLETE */
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/* OBSOLETE #define OP_MASK_FM_BIT 0x80000000 */
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/* OBSOLETE #define OP_MASK_CC_BITS 0x70000000 */
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/* OBSOLETE #define OP_MASK_SUB_INST 0x0fffffff */
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/* OBSOLETE */
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/* OBSOLETE #define EXTRACT_RA(op) (((op) >> 12) & 0x3f) */
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/* OBSOLETE #define EXTRACT_RB(op) (((op) >> 6) & 0x3f) */
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/* OBSOLETE #define EXTRACT_RC(op) (((op) & 0x3f) */
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/* OBSOLETE #define EXTRACT_UIMM6(op) ((op) & 0x3f) */
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/* OBSOLETE #define EXTRACT_IMM6(op) ((((int)EXTRACT_UIMM6(op)) << 26) >> 26) */
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/* OBSOLETE #define EXTRACT_IMM26(op) ((((op)&0x0ff00000) >> 2) | ((op)&0x0003ffff)) */
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/* OBSOLETE #define EXTRACT_IMM32(opl, opr) ((EXTRACT_UIMM6(opl) << 26)|EXTRACT_IMM26(opr)) */
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/* OBSOLETE */
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/* OBSOLETE */
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/* OBSOLETE int */
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/* OBSOLETE d30v_frame_chain_valid (CORE_ADDR chain, struct frame_info *fi) */
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/* OBSOLETE { */
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/* OBSOLETE #if 0 */
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/* OBSOLETE return ((chain) != 0 && (fi) != 0 && (fi)->return_pc != 0); */
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/* OBSOLETE #else */
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/* OBSOLETE return ((chain) != 0 && (fi) != 0 && (fi)->frame <= chain); */
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/* OBSOLETE #endif */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE /* Discard from the stack the innermost frame, restoring all saved */
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/* OBSOLETE registers. */ */
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/* OBSOLETE */
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/* OBSOLETE void */
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/* OBSOLETE d30v_pop_frame (void) */
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/* OBSOLETE { */
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/* OBSOLETE struct frame_info *frame = get_current_frame (); */
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/* OBSOLETE CORE_ADDR fp; */
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/* OBSOLETE int regnum; */
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/* OBSOLETE struct frame_saved_regs fsr; */
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/* OBSOLETE char raw_buffer[8]; */
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/* OBSOLETE */
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/* OBSOLETE fp = FRAME_FP (frame); */
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/* OBSOLETE if (frame->dummy) */
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/* OBSOLETE { */
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/* OBSOLETE d30v_pop_dummy_frame (frame); */
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/* OBSOLETE return; */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE /* fill out fsr with the address of where each */ */
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/* OBSOLETE /* register was stored in the frame */ */
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/* OBSOLETE get_frame_saved_regs (frame, &fsr); */
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/* OBSOLETE */
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/* OBSOLETE /* now update the current registers with the old values */ */
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/* OBSOLETE for (regnum = A0_REGNUM; regnum < A0_REGNUM + 2; regnum++) */
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/* OBSOLETE { */
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/* OBSOLETE if (fsr.regs[regnum]) */
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/* OBSOLETE { */
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/* OBSOLETE read_memory (fsr.regs[regnum], raw_buffer, 8); */
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/* OBSOLETE write_register_bytes (REGISTER_BYTE (regnum), raw_buffer, 8); */
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/* OBSOLETE } */
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/* OBSOLETE } */
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/* OBSOLETE for (regnum = 0; regnum < SP_REGNUM; regnum++) */
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/* OBSOLETE { */
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/* OBSOLETE if (fsr.regs[regnum]) */
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/* OBSOLETE { */
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/* OBSOLETE write_register (regnum, read_memory_unsigned_integer (fsr.regs[regnum], 4)); */
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/* OBSOLETE } */
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/* OBSOLETE } */
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/* OBSOLETE if (fsr.regs[PSW_REGNUM]) */
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/* OBSOLETE { */
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/* OBSOLETE write_register (PSW_REGNUM, read_memory_unsigned_integer (fsr.regs[PSW_REGNUM], 4)); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE write_register (PC_REGNUM, read_register (LR_REGNUM)); */
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/* OBSOLETE write_register (SP_REGNUM, fp + frame->size); */
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/* OBSOLETE target_store_registers (-1); */
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/* OBSOLETE flush_cached_frames (); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE static int */
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/* OBSOLETE check_prologue (unsigned long op) */
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/* OBSOLETE { */
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/* OBSOLETE /* add sp,sp,imm -- observed */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_ADD_SP_IMM) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* add r22,sp,imm -- observed */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_ADD_R22_SP_IMM) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* or fp,r0,sp -- observed */ */
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/* OBSOLETE if (op == OP_OR_FP_R0_SP) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* nop */ */
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/* OBSOLETE if ((op & OP_MASK_OPCODE) == OP_NOP) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* stw Ra,@(sp,r0) */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SP_R0) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* stw Ra,@(sp,0x0) */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SP_IMM0) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* st2w Ra,@(sp,r0) */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SP_R0) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* st2w Ra,@(sp,0x0) */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SP_IMM0) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* stw fp, @(r22+,r0) -- observed */ */
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/* OBSOLETE if (op == OP_STW_FP_R22P_R0) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* stw r62, @(r22+,r0) -- observed */ */
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/* OBSOLETE if (op == OP_STW_LR_R22P_R0) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* stw Ra, @(fp,r0) -- observed */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_FP_R0) */
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/* OBSOLETE return 1; /* first arg */ */
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/* OBSOLETE */
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/* OBSOLETE /* stw Ra, @(fp,imm) -- observed */ */
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/* OBSOLETE if ((op & OP_MASK_OP_AND_RB) == OP_STW_FP_IMM) */
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/* OBSOLETE return 1; /* second and subsequent args */ */
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/* OBSOLETE */
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/* OBSOLETE /* stw fp,@(sp,imm) -- observed */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_STW_FP_SP_IMM) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* st2w Ra,@(r22+,r0) */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_R22P_R0) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* stw Ra, @(sp-) */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_STW_SPM) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* st2w Ra, @(sp-) */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_RA) == OP_ST2W_SPM) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE /* sub.? sp,sp,imm */ */
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/* OBSOLETE if ((op & OP_MASK_ALL_BUT_IMM) == OP_SUB_SP_IMM) */
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/* OBSOLETE return 1; */
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/* OBSOLETE */
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/* OBSOLETE return 0; */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE CORE_ADDR */
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/* OBSOLETE d30v_skip_prologue (CORE_ADDR pc) */
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/* OBSOLETE { */
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/* OBSOLETE unsigned long op[2]; */
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/* OBSOLETE unsigned long opl, opr; /* left / right sub operations */ */
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/* OBSOLETE unsigned long fm0, fm1; /* left / right mode bits */ */
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/* OBSOLETE unsigned long cc0, cc1; */
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/* OBSOLETE unsigned long op1, op2; */
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/* OBSOLETE CORE_ADDR func_addr, func_end; */
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/* OBSOLETE struct symtab_and_line sal; */
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/* OBSOLETE */
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/* OBSOLETE /* If we have line debugging information, then the end of the */ */
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/* OBSOLETE /* prologue should the first assembly instruction of the first source line */ */
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/* OBSOLETE if (find_pc_partial_function (pc, NULL, &func_addr, &func_end)) */
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/* OBSOLETE { */
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/* OBSOLETE sal = find_pc_line (func_addr, 0); */
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/* OBSOLETE if (sal.end && sal.end < func_end) */
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/* OBSOLETE return sal.end; */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE if (target_read_memory (pc, (char *) &op[0], 8)) */
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/* OBSOLETE return pc; /* Can't access it -- assume no prologue. */ */
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/* OBSOLETE */
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/* OBSOLETE while (1) */
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/* OBSOLETE { */
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/* OBSOLETE opl = (unsigned long) read_memory_integer (pc, 4); */
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/* OBSOLETE opr = (unsigned long) read_memory_integer (pc + 4, 4); */
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/* OBSOLETE */
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/* OBSOLETE fm0 = (opl & OP_MASK_FM_BIT); */
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/* OBSOLETE fm1 = (opr & OP_MASK_FM_BIT); */
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/* OBSOLETE */
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/* OBSOLETE cc0 = (opl & OP_MASK_CC_BITS); */
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/* OBSOLETE cc1 = (opr & OP_MASK_CC_BITS); */
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/* OBSOLETE */
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/* OBSOLETE opl = (opl & OP_MASK_SUB_INST); */
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/* OBSOLETE opr = (opr & OP_MASK_SUB_INST); */
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/* OBSOLETE */
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/* OBSOLETE if (fm0 && fm1) */
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/* OBSOLETE { */
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/* OBSOLETE /* long instruction (opl contains the opcode) */ */
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/* OBSOLETE if (((opl & OP_MASK_ALL_BUT_IMM) != OP_ADD_SP_IMM) && /* add sp,sp,imm */ */
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/* OBSOLETE ((opl & OP_MASK_ALL_BUT_IMM) != OP_ADD_R22_SP_IMM) && /* add r22,sp,imm */ */
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/* OBSOLETE ((opl & OP_MASK_OP_AND_RB) != OP_STW_SP_IMM) && /* stw Ra, @(sp,imm) */ */
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/* OBSOLETE ((opl & OP_MASK_OP_AND_RB) != OP_ST2W_SP_IMM)) /* st2w Ra, @(sp,imm) */ */
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/* OBSOLETE break; */
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/* OBSOLETE } */
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/* OBSOLETE else */
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/* OBSOLETE { */
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/* OBSOLETE /* short instructions */ */
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/* OBSOLETE if (fm0 && !fm1) */
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/* OBSOLETE { */
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/* OBSOLETE op1 = opr; */
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/* OBSOLETE op2 = opl; */
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/* OBSOLETE } */
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/* OBSOLETE else */
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/* OBSOLETE { */
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/* OBSOLETE op1 = opl; */
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/* OBSOLETE op2 = opr; */
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/* OBSOLETE } */
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/* OBSOLETE if (check_prologue (op1)) */
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/* OBSOLETE { */
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/* OBSOLETE if (!check_prologue (op2)) */
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/* OBSOLETE { */
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/* OBSOLETE /* if the previous opcode was really part of the prologue */ */
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/* OBSOLETE /* and not just a NOP, then we want to break after both instructions */ */
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/* OBSOLETE if ((op1 & OP_MASK_OPCODE) != OP_NOP) */
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/* OBSOLETE pc += 8; */
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/* OBSOLETE break; */
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/* OBSOLETE } */
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/* OBSOLETE } */
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/* OBSOLETE else */
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/* OBSOLETE break; */
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/* OBSOLETE } */
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/* OBSOLETE pc += 8; */
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/* OBSOLETE } */
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/* OBSOLETE return pc; */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE static int end_of_stack; */
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/* OBSOLETE */
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/* OBSOLETE /* Given a GDB frame, determine the address of the calling function's frame. */
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/* OBSOLETE This will be used to create a new GDB frame struct, and then */
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/* OBSOLETE INIT_EXTRA_FRAME_INFO and INIT_FRAME_PC will be called for the new frame. */
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/* OBSOLETE */ */
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/* OBSOLETE */
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/* OBSOLETE CORE_ADDR */
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/* OBSOLETE d30v_frame_chain (struct frame_info *frame) */
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/* OBSOLETE { */
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/* OBSOLETE struct frame_saved_regs fsr; */
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/* OBSOLETE */
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/* OBSOLETE d30v_frame_find_saved_regs (frame, &fsr); */
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/* OBSOLETE */
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/* OBSOLETE if (end_of_stack) */
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/* OBSOLETE return (CORE_ADDR) 0; */
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/* OBSOLETE */
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/* OBSOLETE if (frame->return_pc == IMEM_START) */
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/* OBSOLETE return (CORE_ADDR) 0; */
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/* OBSOLETE */
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/* 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 */
|
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/* OBSOLETE static void display_trace (int, int); */
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/* OBSOLETE */
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/* OBSOLETE /* True when instruction traces are being collected. */ */
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/* OBSOLETE */
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/* OBSOLETE static int tracing; */
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/* OBSOLETE */
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/* OBSOLETE /* Remembered PC. */ */
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/* OBSOLETE */
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/* OBSOLETE static CORE_ADDR last_pc; */
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/* OBSOLETE */
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/* OBSOLETE /* True when trace output should be displayed whenever program stops. */ */
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/* OBSOLETE */
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/* OBSOLETE static int trace_display; */
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/* OBSOLETE */
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/* OBSOLETE /* True when trace listing should include source lines. */ */
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/* OBSOLETE */
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/* OBSOLETE static int default_trace_show_source = 1; */
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/* OBSOLETE */
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/* OBSOLETE struct trace_buffer */
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/* OBSOLETE { */
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/* OBSOLETE int size; */
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/* OBSOLETE short *counts; */
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/* OBSOLETE CORE_ADDR *addrs; */
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/* OBSOLETE } */
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/* OBSOLETE trace_data; */
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/* OBSOLETE */
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/* OBSOLETE static void */
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/* OBSOLETE trace_command (char *args, int from_tty) */
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/* OBSOLETE { */
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/* OBSOLETE /* Clear the host-side trace buffer, allocating space if needed. */ */
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/* OBSOLETE trace_data.size = 0; */
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/* OBSOLETE if (trace_data.counts == NULL) */
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/* OBSOLETE trace_data.counts = (short *) xmalloc (65536 * sizeof (short)); */
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/* OBSOLETE if (trace_data.addrs == NULL) */
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/* OBSOLETE trace_data.addrs = (CORE_ADDR *) xmalloc (65536 * sizeof (CORE_ADDR)); */
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/* OBSOLETE */
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/* OBSOLETE tracing = 1; */
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/* OBSOLETE */
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/* OBSOLETE printf_filtered ("Tracing is now on.\n"); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE static void */
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/* OBSOLETE untrace_command (char *args, int from_tty) */
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/* OBSOLETE { */
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/* OBSOLETE tracing = 0; */
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/* OBSOLETE */
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/* OBSOLETE printf_filtered ("Tracing is now off.\n"); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE static void */
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/* OBSOLETE trace_info (char *args, int from_tty) */
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/* OBSOLETE { */
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/* OBSOLETE int i; */
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/* OBSOLETE */
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/* OBSOLETE if (trace_data.size) */
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/* OBSOLETE { */
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/* OBSOLETE printf_filtered ("%d entries in trace buffer:\n", trace_data.size); */
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/* OBSOLETE */
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/* OBSOLETE for (i = 0; i < trace_data.size; ++i) */
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/* OBSOLETE { */
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/* OBSOLETE printf_filtered ("%d: %d instruction%s at 0x%s\n", */
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/* OBSOLETE i, trace_data.counts[i], */
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/* OBSOLETE (trace_data.counts[i] == 1 ? "" : "s"), */
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/* OBSOLETE paddr_nz (trace_data.addrs[i])); */
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/* OBSOLETE } */
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/* OBSOLETE } */
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/* OBSOLETE else */
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/* OBSOLETE printf_filtered ("No entries in trace buffer.\n"); */
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/* OBSOLETE */
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/* OBSOLETE printf_filtered ("Tracing is currently %s.\n", (tracing ? "on" : "off")); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE /* Print the instruction at address MEMADDR in debugged memory, */
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/* OBSOLETE on STREAM. Returns length of the instruction, in bytes. */ */
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|
/* OBSOLETE */
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/* OBSOLETE static int */
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/* OBSOLETE print_insn (CORE_ADDR memaddr, struct ui_file *stream) */
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|
/* OBSOLETE { */
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|
/* OBSOLETE /* If there's no disassembler, something is very wrong. */ */
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|
/* OBSOLETE if (tm_print_insn == NULL) */
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|
/* OBSOLETE internal_error (__FILE__, __LINE__, */
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|
/* OBSOLETE "print_insn: no disassembler"); */
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|
/* OBSOLETE */
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|
/* OBSOLETE if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) */
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|
/* OBSOLETE tm_print_insn_info.endian = BFD_ENDIAN_BIG; */
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|
/* OBSOLETE else */
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/* OBSOLETE tm_print_insn_info.endian = BFD_ENDIAN_LITTLE; */
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/* OBSOLETE return TARGET_PRINT_INSN (memaddr, &tm_print_insn_info); */
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/* OBSOLETE } */
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|
/* OBSOLETE */
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/* OBSOLETE void */
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/* OBSOLETE d30v_eva_prepare_to_trace (void) */
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|
/* OBSOLETE { */
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/* OBSOLETE if (!tracing) */
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/* OBSOLETE return; */
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/* OBSOLETE */
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/* OBSOLETE last_pc = read_register (PC_REGNUM); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE /* Collect trace data from the target board and format it into a form */
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/* OBSOLETE more useful for display. */ */
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/* OBSOLETE */
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/* OBSOLETE void */
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/* OBSOLETE d30v_eva_get_trace_data (void) */
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|
/* OBSOLETE { */
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/* OBSOLETE int count, i, j, oldsize; */
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/* OBSOLETE int trace_addr, trace_seg, trace_cnt, next_cnt; */
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|
/* OBSOLETE unsigned int last_trace, trace_word, next_word; */
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|
/* OBSOLETE unsigned int *tmpspace; */
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|
/* OBSOLETE */
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/* OBSOLETE if (!tracing) */
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/* OBSOLETE return; */
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|
/* OBSOLETE */
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/* OBSOLETE tmpspace = xmalloc (65536 * sizeof (unsigned int)); */
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|
/* OBSOLETE */
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/* OBSOLETE last_trace = read_memory_unsigned_integer (DBBC_ADDR, 2) << 2; */
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|
/* OBSOLETE */
|
|
/* OBSOLETE /* Collect buffer contents from the target, stopping when we reach */
|
|
/* OBSOLETE the word recorded when execution resumed. */ */
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|
/* OBSOLETE */
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/* OBSOLETE count = 0; */
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|
/* OBSOLETE while (last_trace > 0) */
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|
/* OBSOLETE { */
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/* OBSOLETE QUIT; */
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|
/* OBSOLETE trace_word = */
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|
/* OBSOLETE read_memory_unsigned_integer (TRACE_BUFFER_BASE + last_trace, 4); */
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/* OBSOLETE trace_addr = trace_word & 0xffff; */
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|
/* OBSOLETE last_trace -= 4; */
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|
/* OBSOLETE /* Ignore an apparently nonsensical entry. */ */
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|
/* OBSOLETE if (trace_addr == 0xffd5) */
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/* OBSOLETE continue; */
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|
/* OBSOLETE tmpspace[count++] = trace_word; */
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|
/* OBSOLETE if (trace_addr == last_pc) */
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|
/* OBSOLETE break; */
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|
/* OBSOLETE if (count > 65535) */
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|
/* OBSOLETE break; */
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|
/* OBSOLETE } */
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|
/* OBSOLETE */
|
|
/* OBSOLETE /* Move the data to the host-side trace buffer, adjusting counts to */
|
|
/* OBSOLETE include the last instruction executed and transforming the address */
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|
/* OBSOLETE into something that GDB likes. */ */
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|
/* OBSOLETE */
|
|
/* OBSOLETE for (i = 0; i < count; ++i) */
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|
/* OBSOLETE { */
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|
/* OBSOLETE trace_word = tmpspace[i]; */
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|
/* OBSOLETE next_word = ((i == 0) ? 0 : tmpspace[i - 1]); */
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|
/* OBSOLETE trace_addr = trace_word & 0xffff; */
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|
/* OBSOLETE next_cnt = (next_word >> 24) & 0xff; */
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|
/* OBSOLETE j = trace_data.size + count - i - 1; */
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|
/* OBSOLETE trace_data.addrs[j] = (trace_addr << 2) + 0x1000000; */
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|
/* OBSOLETE trace_data.counts[j] = next_cnt + 1; */
|
|
/* OBSOLETE } */
|
|
/* OBSOLETE */
|
|
/* OBSOLETE oldsize = trace_data.size; */
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|
/* OBSOLETE trace_data.size += count; */
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|
/* OBSOLETE */
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|
/* OBSOLETE xfree (tmpspace); */
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|
/* OBSOLETE */
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|
/* OBSOLETE if (trace_display) */
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|
/* OBSOLETE display_trace (oldsize, trace_data.size); */
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|
/* OBSOLETE } */
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|
/* OBSOLETE */
|
|
/* OBSOLETE static void */
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|
/* OBSOLETE tdisassemble_command (char *arg, int from_tty) */
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|
/* OBSOLETE { */
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|
/* OBSOLETE int i, count; */
|
|
/* OBSOLETE CORE_ADDR low, high; */
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|
/* OBSOLETE char *space_index; */
|
|
/* OBSOLETE */
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|
/* OBSOLETE if (!arg) */
|
|
/* OBSOLETE { */
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|
/* OBSOLETE low = 0; */
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|
/* OBSOLETE high = trace_data.size; */
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|
/* OBSOLETE } */
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|
/* OBSOLETE else if (!(space_index = (char *) strchr (arg, ' '))) */
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|
/* OBSOLETE { */
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|
/* OBSOLETE low = parse_and_eval_address (arg); */
|
|
/* OBSOLETE high = low + 5; */
|
|
/* OBSOLETE } */
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|
/* OBSOLETE else */
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|
/* OBSOLETE { */
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|
/* OBSOLETE /* Two arguments. */ */
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|
/* OBSOLETE *space_index = '\0'; */
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|
/* OBSOLETE low = parse_and_eval_address (arg); */
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|
/* OBSOLETE high = parse_and_eval_address (space_index + 1); */
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|
/* OBSOLETE if (high < low) */
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|
/* OBSOLETE high = low; */
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|
/* OBSOLETE } */
|
|
/* OBSOLETE */
|
|
/* OBSOLETE printf_filtered ("Dump of trace from %s to %s:\n", */
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|
/* OBSOLETE paddr_u (low), */
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|
/* 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) */
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|
/* OBSOLETE { */
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|
/* OBSOLETE int i, count, trace_show_source, first, suppress; */
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|
/* OBSOLETE CORE_ADDR next_address; */
|
|
/* OBSOLETE */
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|
/* OBSOLETE trace_show_source = default_trace_show_source; */
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|
/* 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"); */
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|
/* OBSOLETE printf_filtered ("Trace will not display any source.\n"); */
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|
/* OBSOLETE } */
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|
/* OBSOLETE */
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|
/* OBSOLETE first = 1; */
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|
/* OBSOLETE suppress = 0; */
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|
/* OBSOLETE for (i = low; i < high; ++i) */
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|
/* OBSOLETE { */
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|
/* OBSOLETE next_address = trace_data.addrs[i]; */
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|
/* 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 } */
|