From: Elena Zannoni Date: Mon, 24 Jul 2000 20:39:21 +0000 (+0000) Subject: 2000-07-24 Elena Zannoni X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=53116e27b6d56500499d94c66002ad7258e4b1ef;p=binutils-gdb.git 2000-07-24 Elena Zannoni * config/sh/tm-sh.h (struct gdbarch_tdep): Add sh4 specific pseudo registers. (DO_REGISTERS_INFO): Define. * sh-tdep.c (sh_sh4_register_name): New function. (sh_generic_show_regs, sh3_show_regs, sh3e_show_regs, sh3_dsp_show_regs, sh4_show_regs, sh_dsp_show_regs): Update signature. (sh_show_regs_command): New function. Actual function called by the 'regs' command. (sh_register_byte): Rename to... (sh_default_register_byte): ...New function. (sh_sh4_register_byte): New function. (sh_register_raw_size): Rename to... (sh_default_register_raw_size): ...New function. (sh_sh4_register_raw_size): New function. (sh_sh4_register_virtual_type): New function. (sh_sh4_build_float_register_type): New function. (sh_fetch_pseudo_register, sh_store_pseudo_register): New functions. (fv_reg_base_num, dr_reg_base_num): New functions. (do_fv_register_info, do_dr_register_info, sh_do_pseudo_register, sh_do_fp_register, sh_do_register, sh_print_register, sh_do_registers_info): New functions. (sh_gdbarch_init): Initialize sh4 pseudo registers to -1. Update architecture specific parts. (_initialize_sh_tdep): Use sh_show_regs_command for 'regs' command. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index d95f345181c..d2ba3a3569d 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,33 @@ +2000-07-24 Elena Zannoni + + * config/sh/tm-sh.h (struct gdbarch_tdep): Add sh4 specific + pseudo registers. + (DO_REGISTERS_INFO): Define. + + * sh-tdep.c (sh_sh4_register_name): New function. + (sh_generic_show_regs, sh3_show_regs, sh3e_show_regs, + sh3_dsp_show_regs, sh4_show_regs, sh_dsp_show_regs): Update + signature. + (sh_show_regs_command): New function. Actual function called by + the 'regs' command. + (sh_register_byte): Rename to... + (sh_default_register_byte): ...New function. + (sh_sh4_register_byte): New function. + (sh_register_raw_size): Rename to... + (sh_default_register_raw_size): ...New function. + (sh_sh4_register_raw_size): New function. + (sh_sh4_register_virtual_type): New function. + (sh_sh4_build_float_register_type): New function. + (sh_fetch_pseudo_register, sh_store_pseudo_register): New + functions. + (fv_reg_base_num, dr_reg_base_num): New functions. + (do_fv_register_info, do_dr_register_info, sh_do_pseudo_register, + sh_do_fp_register, sh_do_register, sh_print_register, + sh_do_registers_info): New functions. + (sh_gdbarch_init): Initialize sh4 pseudo registers to -1. Update + architecture specific parts. + (_initialize_sh_tdep): Use sh_show_regs_command for 'regs' command. + 2000-07-24 Jim Blandy * dwarf2read.c (read_structure_scope): Correct overzealous diff --git a/gdb/config/sh/tm-sh.h b/gdb/config/sh/tm-sh.h index d7438feda37..6755587b8ab 100644 --- a/gdb/config/sh/tm-sh.h +++ b/gdb/config/sh/tm-sh.h @@ -1,5 +1,5 @@ /* Target-specific definition for a Hitachi Super-H. - Copyright (C) 1993 Free Software Foundation, Inc. + Copyright (C) 1993, 2000 Free Software Foundation, Inc. This file is part of GDB. @@ -44,6 +44,18 @@ struct gdbarch_tdep int SPC_REGNUM; /* sh3, sh3-dsp, sh3e, sh4 */ int RS_REGNUM; /* sh-dsp, sh3-dsp */ int RE_REGNUM; /* sh-dsp, sh3-dsp */ + int DR0_REGNUM; + int DR1_REGNUM; + int DR2_REGNUM; + int DR3_REGNUM; + int DR4_REGNUM; + int DR5_REGNUM; + int DR6_REGNUM; + int DR7_REGNUM; + int FV0_REGNUM; + int FV1_REGNUM; + int FV2_REGNUM; + int FV3_REGNUM; }; /* Registers common to all the SH variants. */ @@ -61,6 +73,12 @@ enum SR_REGNUM = 22 }; +/* Define DO_REGISTERS_INFO() to do machine-specific formatting + of register dumps. */ +extern void sh_do_registers_info (int regnum, int fpregs); +#undef DO_REGISTERS_INFO +#define DO_REGISTERS_INFO(REGNUM, FP) sh_do_registers_info(REGNUM, FP) + #define NUM_REALREGS 59 /* used in remote-e7000.c which is not multiarched. */ #define REGISTER_TYPE long /* used in standalone.c */ diff --git a/gdb/sh-tdep.c b/gdb/sh-tdep.c index d00c904e0a4..84b918d983d 100644 --- a/gdb/sh-tdep.c +++ b/gdb/sh-tdep.c @@ -41,25 +41,31 @@ #undef XMALLOC #define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE))) -static gdbarch_register_raw_size_ftype sh_register_raw_size; -static gdbarch_register_virtual_size_ftype sh_register_virtual_size; -static gdbarch_register_virtual_type_ftype sh_register_virtual_type; -static gdbarch_register_byte_ftype sh_register_byte; + +/* Frame interpretation related functions. */ static gdbarch_breakpoint_from_pc_ftype sh_breakpoint_from_pc; static gdbarch_frame_chain_ftype sh_frame_chain; static gdbarch_frame_saved_pc_ftype sh_frame_saved_pc; static gdbarch_skip_prologue_ftype sh_skip_prologue; + static gdbarch_frame_init_saved_regs_ftype sh_nofp_frame_init_saved_regs; static gdbarch_frame_init_saved_regs_ftype sh_fp_frame_init_saved_regs; +static gdbarch_init_extra_frame_info_ftype sh_init_extra_frame_info; +static gdbarch_pop_frame_ftype sh_pop_frame; +static gdbarch_saved_pc_after_call_ftype sh_saved_pc_after_call; +static gdbarch_frame_args_address_ftype sh_frame_args_address; +static gdbarch_frame_locals_address_ftype sh_frame_locals_address; + +/* Function call related functions. */ static gdbarch_extract_return_value_ftype sh_extract_return_value; static gdbarch_extract_struct_value_address_ftype sh_extract_struct_value_address; static gdbarch_use_struct_convention_ftype sh_use_struct_convention; -static gdbarch_init_extra_frame_info_ftype sh_init_extra_frame_info; static gdbarch_store_struct_return_ftype sh_store_struct_return; static gdbarch_push_arguments_ftype sh_push_arguments; static gdbarch_push_return_address_ftype sh_push_return_address; -static gdbarch_pop_frame_ftype sh_pop_frame; -static gdbarch_saved_pc_after_call_ftype sh_saved_pc_after_call; +static gdbarch_coerce_float_to_double_ftype sh_coerce_float_to_double; +static gdbarch_store_return_value_ftype sh_default_store_return_value; +static gdbarch_store_return_value_ftype sh3e_sh4_store_return_value; static gdbarch_register_name_ftype sh_generic_register_name; static gdbarch_register_name_ftype sh_sh_register_name; @@ -68,27 +74,43 @@ static gdbarch_register_name_ftype sh_sh3e_register_name; static gdbarch_register_name_ftype sh_sh_dsp_register_name; static gdbarch_register_name_ftype sh_sh3_dsp_register_name; -static gdbarch_frame_args_address_ftype sh_frame_args_address; -static gdbarch_frame_locals_address_ftype sh_frame_locals_address; -static gdbarch_coerce_float_to_double_ftype sh_coerce_float_to_double; -static gdbarch_store_return_value_ftype sh_default_store_return_value; -static gdbarch_store_return_value_ftype sh3e_sh4_store_return_value; +/* Registers display related functions */ +static gdbarch_register_raw_size_ftype sh_default_register_raw_size; +static gdbarch_register_raw_size_ftype sh_sh4_register_raw_size; -static gdbarch_register_byte_ftype sh_register_byte; -static gdbarch_register_raw_size_ftypesh_register_raw_size; static gdbarch_register_virtual_size_ftype sh_register_virtual_size; + +static gdbarch_register_byte_ftype sh_default_register_byte; +static gdbarch_register_byte_ftype sh_sh4_register_byte; + static gdbarch_register_virtual_type_ftype sh_sh3e_register_virtual_type; +static gdbarch_register_virtual_type_ftype sh_sh4_register_virtual_type; static gdbarch_register_virtual_type_ftype sh_default_register_virtual_type; -static void sh_generic_show_regs (char *, int); -static void sh3_show_regs (char *, int); -static void sh3e_show_regs (char *, int); -static void sh3_dsp_show_regs (char *, int); -static void sh_dsp_show_regs (char *, int); -static void sh4_show_regs (char *, int); +static void sh_generic_show_regs (void); +static void sh3_show_regs (void); +static void sh3e_show_regs (void); +static void sh3_dsp_show_regs (void); +static void sh_dsp_show_regs (void); +static void sh4_show_regs (void); +static void sh_show_regs_command (char *, int); + +static struct type *sh_sh4_build_float_register_type (int high); + +static gdbarch_fetch_pseudo_register_ftype sh_fetch_pseudo_register; +static gdbarch_store_pseudo_register_ftype sh_store_pseudo_register; +static int fv_reg_base_num (int); +static int dr_reg_base_num (int); +static void do_fv_register_info (int fv_regnum); +static void do_dr_register_info (int dr_regnum); +static void sh_do_pseudo_register (int regnum); +static void sh_do_fp_register (int regnum); +static void sh_do_register (int regnum); +static void sh_print_register (int regnum); + +void (*sh_show_regs) (void); + -void (*sh_show_regs) (char *, int); - /* Define other aspects of the stack frame. we keep a copy of the worked out return pc lying around, since it is a useful bit of info */ @@ -241,6 +263,30 @@ sh_sh3_dsp_register_name (int reg_nr) return register_names[reg_nr]; } +static char * +sh_sh4_register_name (int reg_nr) +{ + static char *register_names[] = + { + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", + "pc", "pr", "gbr", "vbr", "mach", "macl", "sr", + "fpul", "fpscr", + "fr0", "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7", + "fr8", "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15", + "ssr", "spc", + "r0b0", "r1b0", "r2b0", "r3b0", "r4b0", "r5b0", "r6b0", "r7b0", + "r0b1", "r1b1", "r2b1", "r3b1", "r4b1", "r5b1", "r6b1", "r7b1", + "dr0", "dr1", "dr2", "dr3", "dr4", "dr5", "dr6", "dr7", + "fv0", "fv1", "fv2", "fv3", + }; + if (reg_nr < 0) + return NULL; + if (reg_nr >= (sizeof (register_names) / sizeof (*register_names))) + return NULL; + return register_names[reg_nr]; +} + static unsigned char * sh_breakpoint_from_pc (pcptr, lenptr) CORE_ADDR *pcptr; @@ -303,16 +349,12 @@ sh_breakpoint_from_pc (pcptr, lenptr) #define IS_ADD_R3SP(x) ((x) == 0x3f3c) /* FMOV.S FRm,@-Rn Rn-4-->Rn, FRm-->(Rn) 1111nnnnmmmm1011 - or FMOV DRm,@-Rn Rn-8-->Rn, DRm-->(Rn) 1111nnnnmmm01011 - or FMOV XDm,@-Rn Rn-8-->Rn, XDm-->(Rn) 1111nnnnmmm11011 */ #define IS_FMOV(x) (((x) & 0xf00f) == 0xf00b) /* MOV Rm,Rn Rm-->Rn 0110nnnnmmmm0011 - or MOV.L Rm,@(disp,Rn) Rm-->(dispx4+Rn) 0001nnnnmmmmdddd - or MOV.L Rm,@Rn Rm-->(Rn) 0010nnnnmmmm0010 where Rm is one of r4,r5,r6,r7 which are the argument registers. */ #define IS_ARG_MOV(x) \ @@ -1074,9 +1116,7 @@ sh3e_sh4_store_return_value (struct type *type, char *valbuf) /* Print the registers in a form similar to the E7000 */ static void -sh_generic_show_regs (args, from_tty) - char *args; - int from_tty; +sh_generic_show_regs () { printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n", paddr (read_register (PC_REGNUM)), @@ -1110,9 +1150,7 @@ sh_generic_show_regs (args, from_tty) } static void -sh3_show_regs (args, from_tty) - char *args; - int from_tty; +sh3_show_regs () { printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n", paddr (read_register (PC_REGNUM)), @@ -1148,10 +1186,9 @@ sh3_show_regs (args, from_tty) (long) read_register (15)); } + static void -sh3e_show_regs (args, from_tty) - char *args; - int from_tty; +sh3e_show_regs () { printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n", paddr (read_register (PC_REGNUM)), @@ -1210,9 +1247,7 @@ sh3e_show_regs (args, from_tty) } static void -sh3_dsp_show_regs (args, from_tty) - char *args; - int from_tty; +sh3_dsp_show_regs () { printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n", paddr (read_register (PC_REGNUM)), @@ -1269,9 +1304,7 @@ sh3_dsp_show_regs (args, from_tty) } static void -sh4_show_regs (args, from_tty) - char *args; - int from_tty; +sh4_show_regs () { int pr = read_register (gdbarch_tdep (current_gdbarch)->FPSCR_REGNUM) & 0x80000; printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n", @@ -1335,9 +1368,7 @@ sh4_show_regs (args, from_tty) } static void -sh_dsp_show_regs (args, from_tty) - char *args; - int from_tty; +sh_dsp_show_regs () { printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n", paddr (read_register (PC_REGNUM)), @@ -1389,24 +1420,58 @@ sh_dsp_show_regs (args, from_tty) (long) read_register (gdbarch_tdep (current_gdbarch)->RE_REGNUM)); } +void sh_show_regs_command (char *args, int from_tty) +{ + if (sh_show_regs) + (*sh_show_regs)(); +} + /* Index within `registers' of the first byte of the space for register N. */ static int -sh_register_byte (reg_nr) +sh_default_register_byte (reg_nr) int reg_nr; { return (reg_nr * 4); } +static int +sh_sh4_register_byte (reg_nr) + int reg_nr; +{ + if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->DR7_REGNUM) + return (dr_reg_base_num (reg_nr) * 4); + else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->FV3_REGNUM) + return (fv_reg_base_num (reg_nr) * 4); + else + return (reg_nr * 4); +} + /* Number of bytes of storage in the actual machine representation for register REG_NR. */ static int -sh_register_raw_size (reg_nr) +sh_default_register_raw_size (reg_nr) int reg_nr; { return 4; } +static int +sh_sh4_register_raw_size (reg_nr) + int reg_nr; +{ + if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->DR7_REGNUM) + return 8; + else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->FV3_REGNUM) + return 16; + else + return 4; +} + /* Number of bytes of storage in the program's representation for register N. */ static int @@ -1431,6 +1496,33 @@ sh_sh3e_register_virtual_type (reg_nr) return builtin_type_int; } +static struct type * +sh_sh4_register_virtual_type (reg_nr) + int reg_nr; +{ + if ((reg_nr >= FP0_REGNUM + && (reg_nr <= gdbarch_tdep (current_gdbarch)->FP15_REGNUM)) + || (reg_nr == gdbarch_tdep (current_gdbarch)->FPUL_REGNUM)) + return builtin_type_float; + else if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->DR7_REGNUM) + return builtin_type_double; + else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->FV3_REGNUM) + return sh_sh4_build_float_register_type (3); + else + return builtin_type_int; +} + +static struct type * +sh_sh4_build_float_register_type (int high) +{ + struct type *temp; + + temp = create_range_type (NULL, builtin_type_int, 0, high); + return create_array_type (NULL, builtin_type_float, temp); +} + static struct type * sh_default_register_virtual_type (reg_nr) int reg_nr; @@ -1438,6 +1530,253 @@ sh_default_register_virtual_type (reg_nr) return builtin_type_int; } +void +sh_fetch_pseudo_register (int reg_nr) +{ + int base_regnum, portion; + + if (!register_cached (reg_nr)) + { + if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->DR7_REGNUM) + { + base_regnum = dr_reg_base_num (reg_nr); + + /* Read the real regs for which this one is an alias. */ + for (portion = 0; portion < 2; portion++) + if (!register_cached (base_regnum + portion)) + target_fetch_registers (base_regnum + portion); + } + else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->FV3_REGNUM) + { + base_regnum = fv_reg_base_num (reg_nr); + + /* Read the real regs for which this one is an alias. */ + for (portion = 0; portion < 4; portion++) + if (!register_cached (base_regnum + portion)) + target_fetch_registers (base_regnum + portion); + + } + register_valid [reg_nr] = 1; + } +} + +void +sh_store_pseudo_register (int reg_nr) +{ + int base_regnum, portion; + + if (reg_nr >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->DR7_REGNUM) + { + base_regnum = dr_reg_base_num (reg_nr); + + /* Write the real regs for which this one is an alias. */ + for (portion = 0; portion < 2; portion++) + { + register_valid[base_regnum + portion] = 1; + target_store_registers (base_regnum + portion); + } + } + else if (reg_nr >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM + && reg_nr <= gdbarch_tdep (current_gdbarch)->FV3_REGNUM) + { + base_regnum = fv_reg_base_num (reg_nr); + + /* Write the real regs for which this one is an alias. */ + for (portion = 0; portion < 4; portion++) + { + register_valid[base_regnum + portion] = 1; + target_store_registers (base_regnum + portion); + } + } +} + +static int +fv_reg_base_num (int fv_regnum) +{ + int fp_regnum; + + fp_regnum = FP0_REGNUM + + (fv_regnum - gdbarch_tdep (current_gdbarch)->FV0_REGNUM) * 4; + return fp_regnum; +} + +static int +dr_reg_base_num (int dr_regnum) +{ + int fp_regnum; + + fp_regnum = FP0_REGNUM + + (dr_regnum - gdbarch_tdep (current_gdbarch)->DR0_REGNUM) * 2; + return fp_regnum; +} + +static void +do_fv_register_info (int fv_regnum) +{ + int first_fp_reg_num = fv_reg_base_num (fv_regnum); + printf_filtered ("fv%d\t0x%08x\t0x%08x\t0x%08x\t0x%08x\n", + fv_regnum - gdbarch_tdep (current_gdbarch)->FV0_REGNUM, + (int) read_register (first_fp_reg_num), + (int) read_register (first_fp_reg_num + 1), + (int) read_register (first_fp_reg_num + 2), + (int) read_register (first_fp_reg_num + 3)); +} + +static void +do_dr_register_info (int dr_regnum) +{ + int first_fp_reg_num = dr_reg_base_num (dr_regnum); + + printf_filtered ("dr%d\t0x%08x%08x\n", + dr_regnum - gdbarch_tdep (current_gdbarch)->DR0_REGNUM, + (int) read_register (first_fp_reg_num), + (int) read_register (first_fp_reg_num + 1)); +} + +static void +sh_do_pseudo_register (int regnum) +{ + if (regnum < NUM_REGS || regnum >= NUM_REGS + NUM_PSEUDO_REGS) + internal_error ("Invalid pasudo register number %d\n", regnum); + else if (regnum >= NUM_REGS && + regnum < gdbarch_tdep (current_gdbarch)->FV0_REGNUM) + do_dr_register_info (regnum); + else if (regnum >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM && + regnum <= gdbarch_tdep (current_gdbarch)->FV3_REGNUM) + do_fv_register_info (regnum); +} + + +static void +sh_do_fp_register (int regnum) +{ /* do values for FP (float) regs */ + char *raw_buffer; + double flt; /* double extracted from raw hex data */ + int inv; + int j; + + /* Allocate space for the float. */ + raw_buffer = (char *) alloca (REGISTER_RAW_SIZE (FP0_REGNUM)); + + /* Get the data in raw format. */ + if (read_relative_register_raw_bytes (regnum, raw_buffer)) + error ("can't read register %d (%s)", regnum, REGISTER_NAME (regnum)); + + /* Get the register as a number */ + flt = unpack_double (builtin_type_float, raw_buffer, &inv); + + /* Print the name and some spaces. */ + fputs_filtered (REGISTER_NAME (regnum), gdb_stdout); + print_spaces_filtered (15 - strlen (REGISTER_NAME (regnum)), gdb_stdout); + + /* Print the value. */ + printf_filtered (inv ? "" : "%-10.9g", flt); + + /* Print the fp register as hex. */ + printf_filtered ("\t(raw 0x"); + for (j = 0; j < REGISTER_RAW_SIZE (regnum); j++) + { + register int idx = TARGET_BYTE_ORDER == BIG_ENDIAN ? j + : REGISTER_RAW_SIZE (regnum) - 1 - j; + printf_filtered ("%02x", (unsigned char) raw_buffer[idx]); + } + printf_filtered (")"); + printf_filtered ("\n"); +} + +static void +sh_do_register (int regnum) +{ + char raw_buffer[MAX_REGISTER_RAW_SIZE]; + + fputs_filtered (REGISTER_NAME (regnum), gdb_stdout); + print_spaces_filtered (15 - strlen (REGISTER_NAME (regnum)), gdb_stdout); + + /* Get the data in raw format. */ + if (read_relative_register_raw_bytes (regnum, raw_buffer)) + printf_filtered ("*value not available*\n"); + + val_print (REGISTER_VIRTUAL_TYPE (regnum), raw_buffer, 0, 0, + gdb_stdout, 'x', 1, 0, Val_pretty_default); + printf_filtered ("\t"); + val_print (REGISTER_VIRTUAL_TYPE (regnum), raw_buffer, 0, 0, + gdb_stdout, 0, 1, 0, Val_pretty_default); + printf_filtered ("\n"); +} + +static void +sh_print_register (int regnum) +{ + if (regnum < 0 || regnum >= NUM_REGS + NUM_PSEUDO_REGS) + internal_error ("Invalid register number %d\n", regnum); + + else if (regnum > 0 && regnum < NUM_REGS) + { + if (TYPE_CODE (REGISTER_VIRTUAL_TYPE (regnum)) == TYPE_CODE_FLT) + sh_do_fp_register (regnum); /* FP regs */ + else + sh_do_register (regnum); /* All other regs */ + } + + else if (regnum < NUM_REGS + NUM_PSEUDO_REGS) + sh_do_pseudo_register (regnum); +} + +void +sh_do_registers_info (int regnum, int fpregs) +{ + if (regnum != -1) /* do one specified register */ + { + if (*(REGISTER_NAME (regnum)) == '\0') + error ("Not a valid register for the current processor type"); + + sh_print_register (regnum); + } + else + /* do all (or most) registers */ + { + regnum = 0; + while (regnum < NUM_REGS) + { + /* If the register name is empty, it is undefined for this + processor, so don't display anything. */ + if (REGISTER_NAME (regnum) == NULL + || *(REGISTER_NAME (regnum)) == '\0') + { + regnum++; + continue; + } + + if (TYPE_CODE (REGISTER_VIRTUAL_TYPE (regnum)) == TYPE_CODE_FLT) + { + if (fpregs) + { + /* true for "INFO ALL-REGISTERS" command */ + sh_do_fp_register (regnum); /* FP regs */ + regnum ++; + } + else + regnum += (gdbarch_tdep (current_gdbarch)->FP15_REGNUM - FP0_REGNUM); /* skip FP regs */ + } + else + { + sh_do_register (regnum); /* All other regs */ + regnum++; + } + } + + if (fpregs) + while (regnum < NUM_REGS + NUM_PSEUDO_REGS) + { + sh_do_pseudo_register (regnum); + regnum++; + } + } +} + static gdbarch_init_ftype sh_gdbarch_init; static struct gdbarch * @@ -1484,7 +1823,22 @@ sh_gdbarch_init (info, arches) tdep->RE_REGNUM = -1; tdep->SSR_REGNUM = -1; tdep->SPC_REGNUM = -1; + tdep->DR0_REGNUM = -1; + tdep->DR1_REGNUM = -1; + tdep->DR2_REGNUM = -1; + tdep->DR3_REGNUM = -1; + tdep->DR4_REGNUM = -1; + tdep->DR5_REGNUM = -1; + tdep->DR6_REGNUM = -1; + tdep->DR7_REGNUM = -1; + tdep->FV0_REGNUM = -1; + tdep->FV1_REGNUM = -1; + tdep->FV2_REGNUM = -1; + tdep->FV3_REGNUM = -1; set_gdbarch_fp0_regnum (gdbarch, -1); + set_gdbarch_num_pseudo_regs (gdbarch, 0); + set_gdbarch_max_register_raw_size (gdbarch, 4); + set_gdbarch_max_register_virtual_size (gdbarch, 4); switch (info.bfd_arch_info->mach) { @@ -1494,6 +1848,9 @@ sh_gdbarch_init (info, arches) sh_store_return_value = sh_default_store_return_value; sh_register_virtual_type = sh_default_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_nofp_frame_init_saved_regs); + set_gdbarch_register_raw_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_default_register_byte); break; case bfd_mach_sh2: sh_register_name = sh_sh_register_name; @@ -1501,6 +1858,9 @@ sh_gdbarch_init (info, arches) sh_store_return_value = sh_default_store_return_value; sh_register_virtual_type = sh_default_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_nofp_frame_init_saved_regs); + set_gdbarch_register_raw_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_default_register_byte); break; case bfd_mach_sh_dsp: sh_register_name = sh_sh_dsp_register_name; @@ -1508,6 +1868,9 @@ sh_gdbarch_init (info, arches) sh_store_return_value = sh_default_store_return_value; sh_register_virtual_type = sh_default_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_nofp_frame_init_saved_regs); + set_gdbarch_register_raw_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_default_register_byte); tdep->DSR_REGNUM = 24; tdep->A0G_REGNUM = 25; tdep->A0_REGNUM = 26; @@ -1529,6 +1892,9 @@ sh_gdbarch_init (info, arches) sh_store_return_value = sh_default_store_return_value; sh_register_virtual_type = sh_default_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_nofp_frame_init_saved_regs); + set_gdbarch_register_raw_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_default_register_byte); tdep->SSR_REGNUM = 41; tdep->SPC_REGNUM = 42; break; @@ -1538,6 +1904,9 @@ sh_gdbarch_init (info, arches) sh_store_return_value = sh3e_sh4_store_return_value; sh_register_virtual_type = sh_sh3e_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_fp_frame_init_saved_regs); + set_gdbarch_register_raw_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_default_register_byte); set_gdbarch_fp0_regnum (gdbarch, 25); tdep->FPUL_REGNUM = 23; tdep->FPSCR_REGNUM = 24; @@ -1551,6 +1920,9 @@ sh_gdbarch_init (info, arches) sh_store_return_value = sh_default_store_return_value; sh_register_virtual_type = sh_default_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_nofp_frame_init_saved_regs); + set_gdbarch_register_raw_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_default_register_byte); tdep->DSR_REGNUM = 24; tdep->A0G_REGNUM = 25; tdep->A0_REGNUM = 26; @@ -1569,17 +1941,35 @@ sh_gdbarch_init (info, arches) tdep->SPC_REGNUM = 42; break; case bfd_mach_sh4: - sh_register_name = sh_generic_register_name; - sh_show_regs = sh_generic_show_regs; + sh_register_name = sh_sh4_register_name; + sh_show_regs = sh4_show_regs; sh_store_return_value = sh3e_sh4_store_return_value; - sh_register_virtual_type = sh_sh3e_register_virtual_type; + sh_register_virtual_type = sh_sh4_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_fp_frame_init_saved_regs); set_gdbarch_fp0_regnum (gdbarch, 25); + set_gdbarch_register_raw_size (gdbarch, sh_sh4_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_sh4_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_sh4_register_byte); + set_gdbarch_num_pseudo_regs (gdbarch, 12); + set_gdbarch_max_register_raw_size (gdbarch, 4 * 4); + set_gdbarch_max_register_virtual_size (gdbarch, 4 * 4); tdep->FPUL_REGNUM = 23; tdep->FPSCR_REGNUM = 24; tdep->FP15_REGNUM = 40; tdep->SSR_REGNUM = 41; tdep->SPC_REGNUM = 42; + tdep->DR0_REGNUM = 59; + tdep->DR1_REGNUM = 60; + tdep->DR2_REGNUM = 61; + tdep->DR3_REGNUM = 62; + tdep->DR4_REGNUM = 63; + tdep->DR5_REGNUM = 64; + tdep->DR6_REGNUM = 65; + tdep->DR7_REGNUM = 66; + tdep->FV0_REGNUM = 67; + tdep->FV1_REGNUM = 68; + tdep->FV2_REGNUM = 69; + tdep->FV3_REGNUM = 70; break; default: sh_register_name = sh_generic_register_name; @@ -1587,6 +1977,9 @@ sh_gdbarch_init (info, arches) sh_store_return_value = sh_default_store_return_value; sh_register_virtual_type = sh_default_register_virtual_type; set_gdbarch_frame_init_saved_regs (gdbarch, sh_nofp_frame_init_saved_regs); + set_gdbarch_register_raw_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_virtual_size (gdbarch, sh_default_register_raw_size); + set_gdbarch_register_byte (gdbarch, sh_default_register_byte); break; } @@ -1604,11 +1997,6 @@ sh_gdbarch_init (info, arches) set_gdbarch_register_name (gdbarch, sh_register_name); set_gdbarch_register_size (gdbarch, 4); set_gdbarch_register_bytes (gdbarch, NUM_REGS * 4); - set_gdbarch_register_byte (gdbarch, sh_register_byte); - set_gdbarch_register_raw_size (gdbarch, sh_register_raw_size); - set_gdbarch_max_register_raw_size (gdbarch, 4); - set_gdbarch_register_virtual_size (gdbarch, sh_register_virtual_size); - set_gdbarch_max_register_virtual_size (gdbarch, 4); set_gdbarch_register_virtual_type (gdbarch, sh_register_virtual_type); set_gdbarch_ptr_bit (gdbarch, 4 * TARGET_CHAR_BIT); @@ -1654,6 +2042,8 @@ sh_gdbarch_init (info, arches) set_gdbarch_function_start_offset (gdbarch, 0); set_gdbarch_breakpoint_from_pc (gdbarch, sh_breakpoint_from_pc); + set_gdbarch_fetch_pseudo_register (gdbarch, sh_fetch_pseudo_register); + set_gdbarch_store_pseudo_register (gdbarch, sh_store_pseudo_register); set_gdbarch_frame_args_skip (gdbarch, 0); set_gdbarch_frameless_function_invocation (gdbarch, frameless_look_for_prologue); set_gdbarch_frame_chain (gdbarch, sh_frame_chain); @@ -1677,5 +2067,5 @@ _initialize_sh_tdep () register_gdbarch_init (bfd_arch_sh, sh_gdbarch_init); tm_print_insn = gdb_print_insn_sh; - add_com ("regs", class_vars, sh_show_regs, "Print all registers"); + add_com ("regs", class_vars, sh_show_regs_command, "Print all registers"); }