Enable XML target descriptions for x86.
gdb/ 2010-03-01 H.J. Lu <hongjiu.lu@intel.com> * amd64-linux-nat.c (AMD64_LINUX_USER64_CS): New. (amd64_linux_read_description): Likewise. (_initialize_amd64_linux_nat): Set to_read_description to amd64_linux_read_description. * amd64-linux-tdep.c: Include "features/i386/amd64-linux.c". (amd64_linux_register_name): Removed. (amd64_linux_register_type): Likewise. (amd64_linux_core_read_description): New. (amd64_linux_init_abi): Set target description to tdesc_amd64_linux if needed. Support orig_rax in target description. Don't call set_gdbarch_register_name nor set_gdbarch_register_type. Call set_gdbarch_core_read_description. (_initialize_amd64_linux_tdep): Call initialize_tdesc_amd64_linux. * amd64-linux-tdep.h (tdesc_amd64_linux): New. * amd64-tdep.c: Include "features/i386/amd64.c". (amd64_register_names): Removed. (amd64_register_name): Likewise. (amd64_register_type): Likewise. (amd64_init_abi): Set num_core_regs and register_names. Set target description to tdesc_amd64 if needed. Don't call set_gdbarch_register_name nor set_gdbarch_register_type. (_initialize_amd64_tdep): New. * i386-linux-nat.c (i386_linux_read_description): New. (_initialize_i386_linux_nat): Set to_read_description to i386_linux_read_description. * i386-linux-tdep.c: Include "features/i386/i386-linux.c". (i386_linux_register_name): Removed. (i386_linux_core_read_description): New. (i386_linux_read_description): Likewise. (i386_linux_init_abi): Don't call set_gdbarch_register_name. Set target description to tdesc_i386_linux if needed. Support orig_eax. Set register_reggroup_p. Call set_gdbarch_core_read_description. (_initialize_i386_linux_tdep): Call initialize_tdesc_i386_linux. * i386-linux-tdep.h (tdesc_i386_linux): New. * i386-nto-tdep.c (i386nto_regset_id): Replace I386_NUM_FREGS with I387_NUM_REGS. * i386-tdep.c: Include "features/i386/i386.c". (i386_register_names): Make it const. (i386_mmx_names): Likewise. (i386_num_register_names): Removed. (i386_register_name): Likewise. (i386_eflags_type): Likewise. (i386_mxcsr_type): Likewise. (i386_sse_type): Likewise. (i386_register_type): Likewise. (i387_ext_type): Call tdesc_find_type instead of arch_float_type. (i386_pseudo_register_name): New. (i386_pseudo_register_type): Likewise. (i386_mmx_type): Make it static. (i386_gdbarch_init): Check arch. Replace I386_NUM_FREGS with I387_NUM_REGS. Set num_core_regs and register_names. Don't call set_gdbarch_register_name nor set_gdbarch_register_type. Set register_reggroup_p. Set target description to tdesc_i386 if needed. Call set_tdesc_pseudo_register_type, set_tdesc_pseudo_register_name and tdesc_use_registers. (_initialize_i386_tdep): Call initialize_tdesc_i386. initialize_tdesc_x86_64. * i386-tdep.h (gdbarch_tdep): Remove i386_eflags_type, i386_mxcsr_type and i386_sse_type. Add num_core_regs, register_names, tdesc and register_reggroup_p. (I386_NUM_FREGS): Removed. (i386_eflags_type): Likewise. (i386_mxcsr_type): Likewise. (i386_mmx_type): Likewise. (i386_sse_type): Likewise. (i386_register_name): Likewise. (i386_regnum): Add I386_MXCSR_REGNUM. (I386_SSE_NUM_REGS): Defined with I386_MXCSR_REGNUM. * i387-tdep.h (I387_NUM_REGS): New. * regformats/i386/i386-linux.dat: Generated. * regformats/i386/i386.dat: Likewise. * regformats/i386/amd64-linux.dat: Likewise. * regformats/i386/amd64.dat: Likewise. * regformats/reg-i386-linux.dat: Removed. * regformats/reg-i386.dat: Likewise. * regformats/reg-x86-64-linux.dat: Likewise. * regformats/reg-x86-64.dat: Likewise. gdb/gdbserver/ 2010-03-01 H.J. Lu <hongjiu.lu@intel.com> * Makefile.in (clean): Replace reg-i386.c, reg-x86-64.c, reg-i386-linux.c and reg-x86-64-linux.c with i386.c, amd64.c, i386-linux.c and amd64-linux.c. (reg-i386.o): Removed. (reg-i386.c): Likewise. (reg-i386-linux.o): Likewise. (reg-i386-linux.c): Likewise. (reg-x86-64.o): Likewise. (reg-x86-64.c): Likewise. (reg-x86-64-linux.o): Likewise. (reg-x86-64-linux.c): Likewise. (i386.o): New. (i386.c): Likewise. (i386-linux.o): Likewise. (i386-linux.c): Likewise. (amd64.o): Likewise. (amd64.c): Likewise. (amd64-linux.o): Likewise. (amd64-linux.c): Likewise. * configure.srv (srv_i386_regobj): New. (srv_i386_linux_regobj): Likewise. (srv_amd64_regobj): Likewise. (srv_amd64_linux_regobj): Likewise. (srv_i386_32bit_xmlfiles): Likewise. (srv_i386_64bit_xmlfiles): Likewise. (srv_i386_xmlfiles): Likewise. (srv_amd64_xmlfiles): Likewise. (srv_i386_linux_xmlfiles): Likewise. (srv_amd64_linux_xmlfiles): Likewise. (i[34567]86-*-cygwin*): Set srv_regobj to $srv_i386_regobj. Set srv_xmlfiles to $srv_i386_xmlfiles. (i[34567]86-*-mingw32ce*): Likewise. (i[34567]86-*-mingw*): Likewise. (i[34567]86-*-nto*): Likewise. (i[34567]86-*-linux*): Set srv_regobj to $srv_i386_linux_regobj and $srv_amd64_linux_regobj. Set srv_xmlfiles to $srv_i386_linux_xmlfiles and $srv_amd64_linux_xmlfiles. (x86_64-*-linux*): Likewise. * linux-x86-low.c (init_registers_x86_64_linux): Removed. (init_registers_amd64_linux): New. (x86_arch_setup): Replace init_registers_x86_64_linux with init_registers_amd64_linux. gdb/testsuite/ 2010-03-01 H.J. Lu <hongjiu.lu@intel.com> * gdb.xml/tdesc-regs.exp (architecture): New. Set it for x86. (load_description): Set architecture if defined.
This commit is contained in:
H.J. Lu
parent
d0d0ab1652
commit
90884b2b1f
22 changed files with 506 additions and 304 deletions
270
gdb/i386-tdep.c
270
gdb/i386-tdep.c
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@ -54,9 +54,11 @@
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#include "record.h"
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#include <stdint.h>
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#include "features/i386/i386.c"
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/* Register names. */
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static char *i386_register_names[] =
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static const char *i386_register_names[] =
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{
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"eax", "ecx", "edx", "ebx",
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"esp", "ebp", "esi", "edi",
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@ -71,11 +73,9 @@ static char *i386_register_names[] =
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"mxcsr"
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};
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static const int i386_num_register_names = ARRAY_SIZE (i386_register_names);
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/* Register names for MMX pseudo-registers. */
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static char *i386_mmx_names[] =
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static const char *i386_mmx_names[] =
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{
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"mm0", "mm1", "mm2", "mm3",
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"mm4", "mm5", "mm6", "mm7"
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@ -147,16 +147,11 @@ i386_fpc_regnum_p (struct gdbarch *gdbarch, int regnum)
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/* Return the name of register REGNUM. */
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const char *
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i386_register_name (struct gdbarch *gdbarch, int regnum)
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static const char *
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i386_pseudo_register_name (struct gdbarch *gdbarch, int regnum)
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{
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if (i386_mmx_regnum_p (gdbarch, regnum))
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return i386_mmx_names[regnum - I387_MM0_REGNUM (gdbarch_tdep (gdbarch))];
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if (regnum >= 0 && regnum < i386_num_register_names)
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return i386_register_names[regnum];
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return NULL;
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gdb_assert (i386_mmx_regnum_p (gdbarch, regnum));
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return i386_mmx_names[regnum - I387_MM0_REGNUM (gdbarch_tdep (gdbarch))];
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}
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/* Convert a dbx register number REG to the appropriate register
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@ -2112,87 +2107,22 @@ i386_return_value (struct gdbarch *gdbarch, struct type *func_type,
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}
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/* Construct types for ISA-specific registers. */
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struct type *
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i386_eflags_type (struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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if (!tdep->i386_eflags_type)
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{
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struct type *type;
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type = arch_flags_type (gdbarch, "builtin_type_i386_eflags", 4);
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append_flags_type_flag (type, 0, "CF");
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append_flags_type_flag (type, 1, NULL);
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append_flags_type_flag (type, 2, "PF");
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append_flags_type_flag (type, 4, "AF");
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append_flags_type_flag (type, 6, "ZF");
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append_flags_type_flag (type, 7, "SF");
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append_flags_type_flag (type, 8, "TF");
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append_flags_type_flag (type, 9, "IF");
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append_flags_type_flag (type, 10, "DF");
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append_flags_type_flag (type, 11, "OF");
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append_flags_type_flag (type, 14, "NT");
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append_flags_type_flag (type, 16, "RF");
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append_flags_type_flag (type, 17, "VM");
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append_flags_type_flag (type, 18, "AC");
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append_flags_type_flag (type, 19, "VIF");
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append_flags_type_flag (type, 20, "VIP");
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append_flags_type_flag (type, 21, "ID");
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tdep->i386_eflags_type = type;
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}
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return tdep->i386_eflags_type;
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}
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struct type *
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i386_mxcsr_type (struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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if (!tdep->i386_mxcsr_type)
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{
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struct type *type;
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type = arch_flags_type (gdbarch, "builtin_type_i386_mxcsr", 4);
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append_flags_type_flag (type, 0, "IE");
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append_flags_type_flag (type, 1, "DE");
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append_flags_type_flag (type, 2, "ZE");
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append_flags_type_flag (type, 3, "OE");
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append_flags_type_flag (type, 4, "UE");
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append_flags_type_flag (type, 5, "PE");
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append_flags_type_flag (type, 6, "DAZ");
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append_flags_type_flag (type, 7, "IM");
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append_flags_type_flag (type, 8, "DM");
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append_flags_type_flag (type, 9, "ZM");
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append_flags_type_flag (type, 10, "OM");
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append_flags_type_flag (type, 11, "UM");
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append_flags_type_flag (type, 12, "PM");
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append_flags_type_flag (type, 15, "FZ");
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tdep->i386_mxcsr_type = type;
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}
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return tdep->i386_mxcsr_type;
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}
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struct type *
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i387_ext_type (struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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if (!tdep->i387_ext_type)
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tdep->i387_ext_type
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= arch_float_type (gdbarch, -1, "builtin_type_i387_ext",
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floatformats_i387_ext);
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{
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tdep->i387_ext_type = tdesc_find_type (gdbarch, "i387_ext");
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gdb_assert (tdep->i387_ext_type != NULL);
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}
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return tdep->i387_ext_type;
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}
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/* Construct vector type for MMX registers. */
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struct type *
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static struct type *
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i386_mmx_type (struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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@ -2233,84 +2163,14 @@ i386_mmx_type (struct gdbarch *gdbarch)
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return tdep->i386_mmx_type;
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}
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struct type *
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i386_sse_type (struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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if (!tdep->i386_sse_type)
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{
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const struct builtin_type *bt = builtin_type (gdbarch);
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/* The type we're building is this: */
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#if 0
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union __gdb_builtin_type_vec128i
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{
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int128_t uint128;
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int64_t v2_int64[2];
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int32_t v4_int32[4];
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int16_t v8_int16[8];
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int8_t v16_int8[16];
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double v2_double[2];
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float v4_float[4];
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};
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#endif
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struct type *t;
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t = arch_composite_type (gdbarch,
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"__gdb_builtin_type_vec128i", TYPE_CODE_UNION);
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append_composite_type_field (t, "v4_float",
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init_vector_type (bt->builtin_float, 4));
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append_composite_type_field (t, "v2_double",
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init_vector_type (bt->builtin_double, 2));
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append_composite_type_field (t, "v16_int8",
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init_vector_type (bt->builtin_int8, 16));
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append_composite_type_field (t, "v8_int16",
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init_vector_type (bt->builtin_int16, 8));
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append_composite_type_field (t, "v4_int32",
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init_vector_type (bt->builtin_int32, 4));
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append_composite_type_field (t, "v2_int64",
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init_vector_type (bt->builtin_int64, 2));
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append_composite_type_field (t, "uint128", bt->builtin_int128);
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TYPE_VECTOR (t) = 1;
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TYPE_NAME (t) = "builtin_type_vec128i";
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tdep->i386_sse_type = t;
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}
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return tdep->i386_sse_type;
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}
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/* Return the GDB type object for the "standard" data type of data in
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register REGNUM. Perhaps %esi and %edi should go here, but
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potentially they could be used for things other than address. */
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register REGNUM. */
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static struct type *
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i386_register_type (struct gdbarch *gdbarch, int regnum)
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i386_pseudo_register_type (struct gdbarch *gdbarch, int regnum)
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{
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if (regnum == I386_EIP_REGNUM)
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return builtin_type (gdbarch)->builtin_func_ptr;
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if (regnum == I386_EFLAGS_REGNUM)
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return i386_eflags_type (gdbarch);
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if (regnum == I386_EBP_REGNUM || regnum == I386_ESP_REGNUM)
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return builtin_type (gdbarch)->builtin_data_ptr;
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if (i386_fp_regnum_p (gdbarch, regnum))
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return i387_ext_type (gdbarch);
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if (i386_mmx_regnum_p (gdbarch, regnum))
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return i386_mmx_type (gdbarch);
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if (i386_sse_regnum_p (gdbarch, regnum))
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return i386_sse_type (gdbarch);
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if (regnum == I387_MXCSR_REGNUM (gdbarch_tdep (gdbarch)))
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return i386_mxcsr_type (gdbarch);
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return builtin_type (gdbarch)->builtin_int;
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gdb_assert (i386_mmx_regnum_p (gdbarch, regnum));
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return i386_mmx_type (gdbarch);
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}
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/* Map a cooked register onto a raw register or memory. For the i386,
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@ -2761,7 +2621,7 @@ i386_go32_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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/* DJGPP does not support the SSE registers. */
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tdep->num_xmm_regs = 0;
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set_gdbarch_num_regs (gdbarch, I386_NUM_GREGS + I386_NUM_FREGS);
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set_gdbarch_num_regs (gdbarch, I386_NUM_GREGS + I387_NUM_REGS);
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/* Native compiler is GCC, which uses the SVR4 register numbering
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even in COFF and STABS. See the comment in i386_gdbarch_init,
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@ -5623,12 +5483,50 @@ i386_fast_tracepoint_valid_at (struct gdbarch *gdbarch,
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return 1;
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}
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static int
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i386_validate_tdesc_p (struct gdbarch_tdep *tdep,
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struct tdesc_arch_data *tdesc_data)
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{
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const struct target_desc *tdesc = tdep->tdesc;
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const struct tdesc_feature *feature_core, *feature_vector;
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int i, num_regs, valid_p;
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if (! tdesc_has_registers (tdesc))
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return 0;
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/* Get core registers. */
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feature_core = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.core");
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/* Get SSE registers. */
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feature_vector = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.sse");
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if (feature_core == NULL || feature_vector == NULL)
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return 0;
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valid_p = 1;
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num_regs = tdep->num_core_regs;
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for (i = 0; i < num_regs; i++)
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valid_p &= tdesc_numbered_register (feature_core, tdesc_data, i,
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tdep->register_names[i]);
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/* Need to include %mxcsr, so add one. */
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num_regs += tdep->num_xmm_regs + 1;
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for (; i < num_regs; i++)
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valid_p &= tdesc_numbered_register (feature_vector, tdesc_data, i,
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tdep->register_names[i]);
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return valid_p;
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}
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static struct gdbarch *
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i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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{
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struct gdbarch_tdep *tdep;
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struct gdbarch *gdbarch;
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struct tdesc_arch_data *tdesc_data;
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const struct target_desc *tdesc;
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/* If there is already a candidate, use it. */
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arches = gdbarch_list_lookup_by_info (arches, &info);
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@ -5696,12 +5594,6 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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alignment. */
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set_gdbarch_long_double_bit (gdbarch, 96);
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/* The default ABI includes general-purpose registers,
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floating-point registers, and the SSE registers. */
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set_gdbarch_num_regs (gdbarch, I386_SSE_NUM_REGS);
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set_gdbarch_register_name (gdbarch, i386_register_name);
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set_gdbarch_register_type (gdbarch, i386_register_type);
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/* Register numbers of various important registers. */
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set_gdbarch_sp_regnum (gdbarch, I386_ESP_REGNUM); /* %esp */
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set_gdbarch_pc_regnum (gdbarch, I386_EIP_REGNUM); /* %eip */
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@ -5772,11 +5664,6 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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set_gdbarch_frame_args_skip (gdbarch, 8);
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/* Wire in the MMX registers. */
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set_gdbarch_num_pseudo_regs (gdbarch, i386_num_mmx_regs);
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set_gdbarch_pseudo_register_read (gdbarch, i386_pseudo_register_read);
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set_gdbarch_pseudo_register_write (gdbarch, i386_pseudo_register_write);
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||||
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||||
set_gdbarch_print_insn (gdbarch, i386_print_insn);
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||||
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||||
set_gdbarch_dummy_id (gdbarch, i386_dummy_id);
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||||
|
|
@ -5785,7 +5672,7 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
|
|||
|
||||
/* Add the i386 register groups. */
|
||||
i386_add_reggroups (gdbarch);
|
||||
set_gdbarch_register_reggroup_p (gdbarch, i386_register_reggroup_p);
|
||||
tdep->register_reggroup_p = i386_register_reggroup_p;
|
||||
|
||||
/* Helper for function argument information. */
|
||||
set_gdbarch_fetch_pointer_argument (gdbarch, i386_fetch_pointer_argument);
|
||||
|
|
@ -5803,9 +5690,49 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
|
|||
|
||||
frame_base_set_default (gdbarch, &i386_frame_base);
|
||||
|
||||
/* Wire in the MMX registers. */
|
||||
set_gdbarch_num_pseudo_regs (gdbarch, i386_num_mmx_regs);
|
||||
set_gdbarch_pseudo_register_read (gdbarch, i386_pseudo_register_read);
|
||||
set_gdbarch_pseudo_register_write (gdbarch, i386_pseudo_register_write);
|
||||
|
||||
set_tdesc_pseudo_register_type (gdbarch, i386_pseudo_register_type);
|
||||
set_tdesc_pseudo_register_name (gdbarch, i386_pseudo_register_name);
|
||||
|
||||
/* The default ABI includes general-purpose registers,
|
||||
floating-point registers, and the SSE registers. */
|
||||
set_gdbarch_num_regs (gdbarch, I386_SSE_NUM_REGS);
|
||||
|
||||
/* Get the x86 target description from INFO. */
|
||||
tdesc = info.target_desc;
|
||||
if (! tdesc_has_registers (tdesc))
|
||||
tdesc = tdesc_i386;
|
||||
tdep->tdesc = tdesc;
|
||||
|
||||
tdep->num_core_regs = I386_NUM_GREGS + I387_NUM_REGS;
|
||||
tdep->register_names = i386_register_names;
|
||||
|
||||
tdesc_data = tdesc_data_alloc ();
|
||||
|
||||
/* Hook in ABI-specific overrides, if they have been registered. */
|
||||
info.tdep_info = (void *) tdesc_data;
|
||||
gdbarch_init_osabi (info, gdbarch);
|
||||
|
||||
/* Target description may be changed. */
|
||||
tdesc = tdep->tdesc;
|
||||
|
||||
if (!i386_validate_tdesc_p (tdep, tdesc_data))
|
||||
{
|
||||
tdesc_data_cleanup (tdesc_data);
|
||||
xfree (tdep);
|
||||
gdbarch_free (gdbarch);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
tdesc_use_registers (gdbarch, tdesc, tdesc_data);
|
||||
|
||||
/* Override gdbarch_register_reggroup_p set in tdesc_use_registers. */
|
||||
set_gdbarch_register_reggroup_p (gdbarch, tdep->register_reggroup_p);
|
||||
|
||||
/* Hook in the legacy prologue-based unwinders last (fallback). */
|
||||
frame_unwind_append_unwinder (gdbarch, &i386_sigtramp_frame_unwind);
|
||||
frame_unwind_append_unwinder (gdbarch, &i386_frame_unwind);
|
||||
|
|
@ -5882,4 +5809,7 @@ is \"default\"."),
|
|||
|
||||
/* Initialize the i386-specific register groups. */
|
||||
i386_init_reggroups ();
|
||||
|
||||
/* Initialize the standard target descriptions. */
|
||||
initialize_tdesc_i386 ();
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue