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author | Stan Shebs <shebs@codesourcery.com> | 1996-03-08 02:04:19 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1996-03-08 02:04:19 +0000 |
commit | 00dd4fd9ad7d8ad1847f7b51740cc6fb2a0f5bb5 (patch) | |
tree | 4c9dafe825ba0fb768491ee0d4e9edd5ecd40850 /gdb/sh-tdep.c | |
parent | 98fe0e07c512b701c4c81134fa8cc1105f357ac9 (diff) | |
download | gdb-00dd4fd9ad7d8ad1847f7b51740cc6fb2a0f5bb5.zip gdb-00dd4fd9ad7d8ad1847f7b51740cc6fb2a0f5bb5.tar.gz gdb-00dd4fd9ad7d8ad1847f7b51740cc6fb2a0f5bb5.tar.bz2 |
* infcmd.c (do_registers_info): Ignore anonymous registers.
* sh-tdep.c (set processor): New command to set specific
processor type.
(sh_reg_names, sh3_reg_names): Arrays of register names for
SH and SH3 processors.
(sh_set_processor_type): New function.
* sh3-rom.c (sh3_open): Call it.
(sh3_regname): Add names of all the bank registers.
(sh3_supply_register): Clean up formatting.
* config/sh/tm-sh.h (NUM_REGS, NUM_REALREGS): Increase to include
bank registers.
(REGISTER_NAMES): Add names of bank registers.
(FP15_REGNUM): Define.
(REGISTER_VIRTUAL_TYPE): Use it.
* monitor.c: Clean up some comments.
Diffstat (limited to 'gdb/sh-tdep.c')
-rw-r--r-- | gdb/sh-tdep.c | 131 |
1 files changed, 130 insertions, 1 deletions
diff --git a/gdb/sh-tdep.c b/gdb/sh-tdep.c index a56c826..20885ec 100644 --- a/gdb/sh-tdep.c +++ b/gdb/sh-tdep.c @@ -1,5 +1,5 @@ /* Target-dependent code for Hitachi Super-H, for GDB. - Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc. + Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc. This file is part of GDB. @@ -32,6 +32,52 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "value.h" #include "dis-asm.h" +/* Default to the original SH. */ + +#define DEFAULT_SH_TYPE "sh" + +/* This value is the model of SH in use. */ + +char *sh_processor_type; + +char *tmp_sh_processor_type; + +/* A set of original names, to be used when restoring back to generic + registers from a specific set. */ + +char *sh_generic_reg_names[] = REGISTER_NAMES; + +char *sh_reg_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", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "" +}; + +char *sh3_reg_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", + "r0b0", "r1b0", "r2b0", "r3b0", "r4b0", "r5b0", "r6b0", "r7b0", + "r0b1", "r1b1", "r2b1", "r3b1", "r4b1", "r5b1", "r6b1", "r7b1" +}; + +struct { + char *name; + char **regnames; +} sh_processor_type_table[] = { + { "sh", sh_reg_names }, + { "sh3", sh3_reg_names }, + { NULL, NULL } +}; + /* Prologue looks like [mov.l <regs>,@-r15]... [sts.l pr,@-r15] @@ -264,6 +310,74 @@ pop_frame () flush_cached_frames (); } +/* Command to set the processor type. */ + +void +sh_set_processor_type_command (args, from_tty) + char *args; + int from_tty; +{ + int i; + char *temp; + + /* The `set' commands work by setting the value, then calling the hook, + so we let the general command modify a scratch location, then decide + here if we really want to modify the processor type. */ + if (tmp_sh_processor_type == NULL || *tmp_sh_processor_type == '\0') + { + printf_unfiltered ("The known SH processor types are as follows:\n\n"); + for (i = 0; sh_processor_type_table[i].name != NULL; ++i) + printf_unfiltered ("%s\n", sh_processor_type_table[i].name); + + /* Restore the value. */ + tmp_sh_processor_type = strsave (sh_processor_type); + + return; + } + + if (!sh_set_processor_type (tmp_sh_processor_type)) + { + /* Restore to a valid value before erroring out. */ + temp = tmp_sh_processor_type; + tmp_sh_processor_type = strsave (sh_processor_type); + error ("Unknown processor type `%s'.", temp); + } +} + +static void +sh_show_processor_type_command (args, from_tty) + char *args; + int from_tty; +{ +} + +/* Modify the actual processor type. */ + +int +sh_set_processor_type (str) + char *str; +{ + int i, j; + + if (str == NULL) + return 0; + + for (i = 0; sh_processor_type_table[i].name != NULL; ++i) + { + if (strcasecmp (str, sh_processor_type_table[i].name) == 0) + { + sh_processor_type = str; + + for (j = 0; j < NUM_REGS; ++j) + reg_names[j] = sh_processor_type_table[i].regnames[j]; + + return 1; + } + } + + return 0; +} + /* Print the registers in a form similar to the E7000 */ static void @@ -301,7 +415,22 @@ show_regs (args, from_tty) void _initialize_sh_tdep () { + struct cmd_list_element *c; + tm_print_insn = gdb_print_insn_sh; + c = add_set_cmd ("processor", class_support, var_string_noescape, + (char *) &tmp_sh_processor_type, + "Set the type of SH processor in use.\n\ +Set this to be able to access processor-type-specific registers.\n\ +", + &setlist); + c->function.cfunc = sh_set_processor_type_command; + c = add_show_from_set (c, &showlist); + c->function.cfunc = sh_show_processor_type_command; + + tmp_sh_processor_type = strsave (DEFAULT_SH_TYPE); + sh_set_processor_type_command (strsave (DEFAULT_SH_TYPE), 0); + add_com ("regs", class_vars, show_regs, "Print all registers"); } |