/* Target-dependent code for the Xtensa port of GDB, the GNU debugger.
- Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009
- Free Software Foundation, Inc.
+ Copyright (C) 2003-2015 Free Software Foundation, Inc.
This file is part of GDB.
along with this program. If not, see <http://www.gnu.org/licenses/>. */
+#include "arch/xtensa.h"
+
/* XTENSA_TDEP_VERSION can/should be changed along with XTENSA_CONFIG_VERSION
whenever the "tdep" structure changes in an incompatible way. */
/* Xtensa register group. */
-#define XTENSA_MAX_COPROCESSOR 0x08 /* Number of Xtensa coprocessors. */
+#define XTENSA_MAX_COPROCESSOR 0x10 /* Number of Xtensa coprocessors. */
typedef enum
{
} xtensa_target_flags_t;
-/* Xtensa ELF core file register set representation ('.reg' section).
- Copied from target-side ELF header <xtensa/elf.h>. */
-
-typedef unsigned long xtensa_elf_greg_t;
-
-typedef struct
-{
- xtensa_elf_greg_t pc;
- xtensa_elf_greg_t ps;
- xtensa_elf_greg_t lbeg;
- xtensa_elf_greg_t lend;
- xtensa_elf_greg_t lcount;
- xtensa_elf_greg_t sar;
- xtensa_elf_greg_t windowstart;
- xtensa_elf_greg_t windowbase;
- xtensa_elf_greg_t reserved[8+48];
- xtensa_elf_greg_t ar[64];
-} xtensa_elf_gregset_t;
-
-#define XTENSA_ELF_NGREG (sizeof (xtensa_elf_gregset_t) \
- / sizeof (xtensa_elf_greg_t))
-
/* Mask. */
typedef struct
/* For xtensa-config.c to expand to the structure above. */
#define XTREG(index,ofs,bsz,sz,al,tnum,flg,cp,ty,gr,name,fet,sto,mas,ct,x,y) \
- {#name, ofs, ty, ((gr)|((xtRegisterGroupNCP>>2)<<(cp+2))), \
+ {#name, ofs, (xtensa_register_type_t) (ty), \
+ ((xtensa_register_group_t) \
+ ((gr) | ((xtRegisterGroupNCP >> 2) << (cp + 2)))), \
ct, bsz, sz, al, tnum, flg, cp, mas, fet, sto},
-#define XTREG_END {0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0},
+#define XTREG_END \
+ {0, 0, (xtensa_register_type_t) 0, (xtensa_register_group_t) 0, \
+ 0, 0, 0, 0, -1, 0, 0, 0, 0, 0},
#define XTENSA_REGISTER_FLAGS_PRIVILEGED 0x0001
#define XTENSA_REGISTER_FLAGS_READABLE 0x0002
} call_abi_t;
+struct ctype_cache
+{
+ struct ctype_cache *next;
+ int size;
+ struct type *virtual_type;
+};
+
/* Xtensa-specific target dependencies. */
struct gdbarch_tdep
unsigned long *fp_layout; /* Layout of custom/TIE regs in 'FP' area. */
unsigned int fp_layout_bytes; /* Size of layout information (in bytes). */
unsigned long *gregmap;
+
+ /* Cached register types. */
+ struct ctype_cache *type_entries;
};
/* Macro to instantiate a gdbarch_tdep structure. */
.spill_location = -1, \
.spill_size = (spillsz), \
.unused = 0, \
- .call_abi = 0, \
+ .call_abi = (XSHAL_ABI == XTHAL_ABI_CALL0 \
+ ? CallAbiCall0Only \
+ : CallAbiDefault), \
.debug_interrupt_level = XCHAL_DEBUGLEVEL, \
.icache_line_bytes = XCHAL_ICACHE_LINESIZE, \
.dcache_line_bytes = XCHAL_DCACHE_LINESIZE, \