diff options
Diffstat (limited to 'gdb/arch')
-rw-r--r-- | gdb/arch/i386.c | 66 | ||||
-rw-r--r-- | gdb/arch/i386.h | 21 | ||||
-rw-r--r-- | gdb/arch/tdesc.h | 10 |
3 files changed, 97 insertions, 0 deletions
diff --git a/gdb/arch/i386.c b/gdb/arch/i386.c new file mode 100644 index 0000000..60cf63b --- /dev/null +++ b/gdb/arch/i386.c @@ -0,0 +1,66 @@ +/* Copyright (C) 2017 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include "i386.h" +#include "tdesc.h" +#include "x86-xstate.h" +#include <stdlib.h> + +#include "../features/i386/32bit-core.c" +#include "../features/i386/32bit-linux.c" +#include "../features/i386/32bit-sse.c" +#include "../features/i386/32bit-avx.c" +#include "../features/i386/32bit-avx512.c" +#include "../features/i386/32bit-mpx.c" +#include "../features/i386/32bit-pkeys.c" + +/* Create i386 target descriptions according to XCR0. */ + +target_desc * +i386_create_target_description (uint64_t xcr0) +{ + target_desc *tdesc = allocate_target_description (); + +#ifndef IN_PROCESS_AGENT + set_tdesc_architecture (tdesc, "i386"); + set_tdesc_osabi (tdesc, "GNU/Linux"); +#endif + + long regnum = 0; + + if (xcr0 & X86_XSTATE_X87) + regnum = create_feature_i386_32bit_core (tdesc, regnum); + + if (xcr0 & X86_XSTATE_SSE) + regnum = create_feature_i386_32bit_sse (tdesc, regnum); + + regnum = create_feature_i386_32bit_linux (tdesc, regnum); + + if (xcr0 & X86_XSTATE_AVX) + regnum = create_feature_i386_32bit_avx (tdesc, regnum); + + if (xcr0 & X86_XSTATE_MPX) + regnum = create_feature_i386_32bit_mpx (tdesc, regnum); + + if (xcr0 & X86_XSTATE_AVX512) + regnum = create_feature_i386_32bit_avx512 (tdesc, regnum); + + if (xcr0 & X86_XSTATE_PKRU) + regnum = create_feature_i386_32bit_pkeys (tdesc, regnum); + + return tdesc; +} diff --git a/gdb/arch/i386.h b/gdb/arch/i386.h new file mode 100644 index 0000000..0163372 --- /dev/null +++ b/gdb/arch/i386.h @@ -0,0 +1,21 @@ +/* Copyright (C) 2017 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include "tdesc.h" +#include <stdint.h> + +target_desc *i386_create_target_description (uint64_t xcr0); diff --git a/gdb/arch/tdesc.h b/gdb/arch/tdesc.h index bf50e24..78bb0fb 100644 --- a/gdb/arch/tdesc.h +++ b/gdb/arch/tdesc.h @@ -23,6 +23,16 @@ struct tdesc_type; struct tdesc_reg; struct target_desc; +/* Allocate a new target_desc. */ +target_desc *allocate_target_description (void); + +/* Set TARGET_DESC's architecture by NAME. */ +void set_tdesc_architecture (target_desc *target_desc, + const char *name); + +/* Set TARGET_DESC's osabi by NAME. */ +void set_tdesc_osabi (target_desc *target_desc, const char *name); + /* Return the type associated with ID in the context of FEATURE, or NULL if none. */ struct tdesc_type *tdesc_named_type (const struct tdesc_feature *feature, |