From 3a13a53b432d732be258d677b6afca969ce0d65f Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Thu, 8 Apr 2010 22:32:38 +0000 Subject: Support i386 without SSE. gdb/ 2010-04-08 H.J. Lu * i386-linux-nat.c (have_ptrace_getfpxregs): Initialize to -1 if HAVE_PTRACE_GETFPXREGS is defined. (i386_linux_read_description): Set have_ptrace_getfpxregs and have_ptrace_getregset to 0 if ptrace PTRACE_GETFPXREGS failed. * i386-linux-tdep.c: Include "features/i386/i386-mmx-linux.c" (i386_linux_core_read_description): Return tdesc_i386_mmx_linux if .reg-xfp section doesn't exist. (_initialize_i386_linux_tdep): Call initialize_tdesc_i386_mmx_linux. * i386-linux-tdep.h (tdesc_i386_mmx_linux): New. * i386-tdep.c: Include "features/i386/i386-mmx.c". (i386_go32_init_abi): Set tdesc to tdesc_i386_mmx. (i386_validate_tdesc_p): Make org.gnu.gdb.i386.sse optional. Set xcr0 to I386_XSTATE_X87_MASK if SSE isn't available. (i386_gdbarch_init): Update comments. (_initialize_i386_tdep): Call initialize_tdesc_i386_mmx. * common/i386-xstate.h (I386_XSTATE_X87_MASK): New. * config/djgpp/fnchange.lst: Add i386 MMX XML files. * features/Makefile (i386/i386-mmx-expedite): New. (i386/i386-mmx-linux-expedite): Likewise. ($(outdir)/i386/i386-mmx.dat): Likewise. ($(outdir)/i386/i386-mmx-linux.dat): Likewise. * features/i386/i386-mmx-linux.c: New. * features/i386/i386-mmx-linux.xml: Likewise. * features/i386/i386-mmx.c: Likewise. * features/i386/i386-mmx.xml: Likewise. * regformats/i386/i386-mmx-linux.dat: Likewise. * regformats/i386/i386-mmx.dat: Likewise. * features/Makefile (WHICH): Add i386/i386-mmx and i386/i386-mmx-linux. gdb/doc/ 2010-04-08 H.J. Lu * gdb.texinfo (i386 Features): Make org.gnu.gdb.i386.avx optional. Make org.gnu.gdb.i386.avx requires org.gnu.gdb.i386.avx. gdb/gdbserver/ 2010-04-08 H.J. Lu * Makefile.in (clean): Also remove i386-mmx.c i386-mmx-linux.c. (i386-mmx.o): New. (i386-mmx.c): Likewise. (i386-mmx-linux.o): Likewise. (i386-mmx-linux.c): Likewise. * configure.srv (srv_i386_regobj): Add i386-mmx.o. (srv_i386_linux_regobj): Add i386-mmx-linux.o. (srv_i386_xmlfiles): Add i386/i386-mmx.xml. (srv_i386_linux_xmlfiles): Add i386/i386-mmx-linux.xml. * linux-x86-low.c (init_registers_i386_mmx_linux): New. (x86_linux_update_xmltarget): Call init_registers_i386_mmx_linux and return if ptrace PTRACE_GETFPXREGS failed in 32bit. --- gdb/features/Makefile | 5 +++ gdb/features/i386/i386-mmx-linux.c | 76 ++++++++++++++++++++++++++++++++++++ gdb/features/i386/i386-mmx-linux.xml | 16 ++++++++ gdb/features/i386/i386-mmx.c | 71 +++++++++++++++++++++++++++++++++ gdb/features/i386/i386-mmx.xml | 14 +++++++ 5 files changed, 182 insertions(+) create mode 100644 gdb/features/i386/i386-mmx-linux.c create mode 100644 gdb/features/i386/i386-mmx-linux.xml create mode 100644 gdb/features/i386/i386-mmx.c create mode 100644 gdb/features/i386/i386-mmx.xml (limited to 'gdb/features') diff --git a/gdb/features/Makefile b/gdb/features/Makefile index 1166582..987854b 100644 --- a/gdb/features/Makefile +++ b/gdb/features/Makefile @@ -32,6 +32,7 @@ WHICH = arm-with-iwmmxt arm-with-vfpv2 arm-with-vfpv3 arm-with-neon \ i386/i386 i386/i386-linux \ + i386/i386-mmx i386/i386-mmx-linux \ i386/amd64 i386/amd64-linux \ i386/i386-avx i386/i386-avx-linux \ i386/amd64-avx i386/amd64-avx-linux \ @@ -49,6 +50,8 @@ i386/amd64-expedite = rbp,rsp,rip i386/amd64-linux-expedite = rbp,rsp,rip i386/i386-avx-expedite = ebp,esp,eip i386/i386-avx-linux-expedite = ebp,esp,eip +i386/i386-mmx-expedite = ebp,esp,eip +i386/i386-mmx-linux-expedite = ebp,esp,eip i386/amd64-avx-expedite = rbp,rsp,rip i386/amd64-avx-linux-expedite = rbp,rsp,rip mips-expedite = r29,pc @@ -99,6 +102,8 @@ $(outdir)/i386/amd64-linux.dat: i386/64bit-core.xml i386/64bit-sse.xml \ $(outdir)/i386/i386-avx.dat: i386/32bit-core.xml i386/32bit-avx.xml $(outdir)/i386/i386-avx-linux.dat: i386/32bit-core.xml i386/32bit-avx.xml \ i386/32bit-linux.xml +$(outdir)/i386/i386-mmx.dat: i386/32bit-core.xml +$(outdir)/i386/i386-mmx-linux.dat: i386/32bit-core.xml i386/32bit-linux.xml $(outdir)/i386/amd64-avx.dat: i386/64bit-core.xml i386/64bit-avx.xml $(outdir)/i386/amd64-avx-linux.dat: i386/64bit-core.xml i386/64bit-avx.xml \ i386/64bit-linux.xml diff --git a/gdb/features/i386/i386-mmx-linux.c b/gdb/features/i386/i386-mmx-linux.c new file mode 100644 index 0000000..364ade4 --- /dev/null +++ b/gdb/features/i386/i386-mmx-linux.c @@ -0,0 +1,76 @@ +/* THIS FILE IS GENERATED. Original: i386-mmx-linux.xml */ + +#include "defs.h" +#include "osabi.h" +#include "target-descriptions.h" + +struct target_desc *tdesc_i386_mmx_linux; +static void +initialize_tdesc_i386_mmx_linux (void) +{ + struct target_desc *result = allocate_target_description (); + struct tdesc_feature *feature; + struct tdesc_type *field_type, *type; + + set_tdesc_architecture (result, bfd_scan_arch ("i386")); + + set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux")); + + feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core"); + field_type = tdesc_create_flags (feature, "i386_eflags", 4); + tdesc_add_flag (field_type, 0, "CF"); + tdesc_add_flag (field_type, 1, ""); + tdesc_add_flag (field_type, 2, "PF"); + tdesc_add_flag (field_type, 4, "AF"); + tdesc_add_flag (field_type, 6, "ZF"); + tdesc_add_flag (field_type, 7, "SF"); + tdesc_add_flag (field_type, 8, "TF"); + tdesc_add_flag (field_type, 9, "IF"); + tdesc_add_flag (field_type, 10, "DF"); + tdesc_add_flag (field_type, 11, "OF"); + tdesc_add_flag (field_type, 14, "NT"); + tdesc_add_flag (field_type, 16, "RF"); + tdesc_add_flag (field_type, 17, "VM"); + tdesc_add_flag (field_type, 18, "AC"); + tdesc_add_flag (field_type, 19, "VIF"); + tdesc_add_flag (field_type, 20, "VIP"); + tdesc_add_flag (field_type, 21, "ID"); + + tdesc_create_reg (feature, "eax", 0, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ecx", 1, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "edx", 2, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ebx", 3, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "esp", 4, 1, NULL, 32, "data_ptr"); + tdesc_create_reg (feature, "ebp", 5, 1, NULL, 32, "data_ptr"); + tdesc_create_reg (feature, "esi", 6, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "edi", 7, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "eip", 8, 1, NULL, 32, "code_ptr"); + tdesc_create_reg (feature, "eflags", 9, 1, NULL, 32, "i386_eflags"); + tdesc_create_reg (feature, "cs", 10, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ss", 11, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ds", 12, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "es", 13, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "fs", 14, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "gs", 15, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "st0", 16, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st1", 17, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st2", 18, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st3", 19, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st4", 20, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st5", 21, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st6", 22, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st7", 23, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "fctrl", 24, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fstat", 25, 1, "float", 32, "int"); + tdesc_create_reg (feature, "ftag", 26, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fiseg", 27, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fioff", 28, 1, "float", 32, "int"); + tdesc_create_reg (feature, "foseg", 29, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fooff", 30, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fop", 31, 1, "float", 32, "int"); + + feature = tdesc_create_feature (result, "org.gnu.gdb.i386.linux"); + tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int"); + + tdesc_i386_mmx_linux = result; +} diff --git a/gdb/features/i386/i386-mmx-linux.xml b/gdb/features/i386/i386-mmx-linux.xml new file mode 100644 index 0000000..19d4f3f --- /dev/null +++ b/gdb/features/i386/i386-mmx-linux.xml @@ -0,0 +1,16 @@ + + + + + + + + i386 + GNU/Linux + + + diff --git a/gdb/features/i386/i386-mmx.c b/gdb/features/i386/i386-mmx.c new file mode 100644 index 0000000..f43df65 --- /dev/null +++ b/gdb/features/i386/i386-mmx.c @@ -0,0 +1,71 @@ +/* THIS FILE IS GENERATED. Original: i386-mmx.xml */ + +#include "defs.h" +#include "osabi.h" +#include "target-descriptions.h" + +struct target_desc *tdesc_i386_mmx; +static void +initialize_tdesc_i386_mmx (void) +{ + struct target_desc *result = allocate_target_description (); + struct tdesc_feature *feature; + struct tdesc_type *field_type, *type; + + set_tdesc_architecture (result, bfd_scan_arch ("i386")); + + feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core"); + field_type = tdesc_create_flags (feature, "i386_eflags", 4); + tdesc_add_flag (field_type, 0, "CF"); + tdesc_add_flag (field_type, 1, ""); + tdesc_add_flag (field_type, 2, "PF"); + tdesc_add_flag (field_type, 4, "AF"); + tdesc_add_flag (field_type, 6, "ZF"); + tdesc_add_flag (field_type, 7, "SF"); + tdesc_add_flag (field_type, 8, "TF"); + tdesc_add_flag (field_type, 9, "IF"); + tdesc_add_flag (field_type, 10, "DF"); + tdesc_add_flag (field_type, 11, "OF"); + tdesc_add_flag (field_type, 14, "NT"); + tdesc_add_flag (field_type, 16, "RF"); + tdesc_add_flag (field_type, 17, "VM"); + tdesc_add_flag (field_type, 18, "AC"); + tdesc_add_flag (field_type, 19, "VIF"); + tdesc_add_flag (field_type, 20, "VIP"); + tdesc_add_flag (field_type, 21, "ID"); + + tdesc_create_reg (feature, "eax", 0, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ecx", 1, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "edx", 2, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ebx", 3, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "esp", 4, 1, NULL, 32, "data_ptr"); + tdesc_create_reg (feature, "ebp", 5, 1, NULL, 32, "data_ptr"); + tdesc_create_reg (feature, "esi", 6, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "edi", 7, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "eip", 8, 1, NULL, 32, "code_ptr"); + tdesc_create_reg (feature, "eflags", 9, 1, NULL, 32, "i386_eflags"); + tdesc_create_reg (feature, "cs", 10, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ss", 11, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "ds", 12, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "es", 13, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "fs", 14, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "gs", 15, 1, NULL, 32, "int32"); + tdesc_create_reg (feature, "st0", 16, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st1", 17, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st2", 18, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st3", 19, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st4", 20, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st5", 21, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st6", 22, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "st7", 23, 1, NULL, 80, "i387_ext"); + tdesc_create_reg (feature, "fctrl", 24, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fstat", 25, 1, "float", 32, "int"); + tdesc_create_reg (feature, "ftag", 26, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fiseg", 27, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fioff", 28, 1, "float", 32, "int"); + tdesc_create_reg (feature, "foseg", 29, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fooff", 30, 1, "float", 32, "int"); + tdesc_create_reg (feature, "fop", 31, 1, "float", 32, "int"); + + tdesc_i386_mmx = result; +} diff --git a/gdb/features/i386/i386-mmx.xml b/gdb/features/i386/i386-mmx.xml new file mode 100644 index 0000000..7bb9e7a --- /dev/null +++ b/gdb/features/i386/i386-mmx.xml @@ -0,0 +1,14 @@ + + + + + + + + i386 + + -- cgit v1.1