/* Target-dependent code for SPARC.
- Copyright (C) 2003, 2004, 2006, 2007, 2008 Free Software Foundation, Inc.
+ Copyright (C) 2003-2019 Free Software Foundation, Inc.
This file is part of GDB.
#ifndef SPARC_TDEP_H
#define SPARC_TDEP_H 1
+#define SPARC_CORE_REGISTERS \
+ "g0", "g1", "g2", "g3", "g4", "g5", "g6", "g7", \
+ "o0", "o1", "o2", "o3", "o4", "o5", "sp", "o7", \
+ "l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7", \
+ "i0", "i1", "i2", "i3", "i4", "i5", "fp", "i7"
+
struct frame_info;
struct gdbarch;
struct regcache;
/* Register offsets for the general-purpose register set. */
-struct sparc_gregset
+struct sparc_gregmap
{
int r_psr_offset;
int r_pc_offset;
int r_y_size;
};
+struct sparc_fpregmap
+{
+ int r_f0_offset;
+ int r_fsr_offset;
+};
+
/* SPARC architecture-specific information. */
struct gdbarch_tdep
int pc_regnum;
int npc_regnum;
+ /* Register names specific for architecture (sparc32 vs. sparc64) */
+ const char **fpu_register_names;
+ size_t fpu_registers_num;
+ const char **cp0_register_names;
+ size_t cp0_registers_num;
+
/* Register sets. */
- struct regset *gregset;
+ const struct regset *gregset;
size_t sizeof_gregset;
- struct regset *fpregset;
+ const struct regset *fpregset;
size_t sizeof_fpregset;
/* Offset of saved PC in jmp_buf. */
/* Alternative location for trap return. Used for single-stepping. */
CORE_ADDR (*step_trap) (struct frame_info *frame, unsigned long insn);
+
+ /* ISA-specific data types. */
+ struct type *sparc_psr_type;
+ struct type *sparc_fsr_type;
+ struct type *sparc64_ccr_type;
+ struct type *sparc64_pstate_type;
+ struct type *sparc64_fsr_type;
+ struct type *sparc64_fprs_type;
};
/* Register numbers of various important registers. */
enum sparc_regnum
{
- SPARC_G0_REGNUM, /* %g0 */
+ SPARC_G0_REGNUM = 0, /* %g0 */
SPARC_G1_REGNUM,
SPARC_G2_REGNUM,
SPARC_G3_REGNUM,
SPARC_I7_REGNUM, /* %i7 */
SPARC_F0_REGNUM, /* %f0 */
SPARC_F1_REGNUM,
+ SPARC_F2_REGNUM,
+ SPARC_F3_REGNUM,
+ SPARC_F4_REGNUM,
+ SPARC_F5_REGNUM,
+ SPARC_F6_REGNUM,
+ SPARC_F7_REGNUM,
SPARC_F31_REGNUM /* %f31 */
= SPARC_F0_REGNUM + 31
};
SPARC32_NPC_REGNUM, /* %npc */
SPARC32_FSR_REGNUM, /* %fsr */
SPARC32_CSR_REGNUM, /* %csr */
+};
- /* Pseudo registers. */
- SPARC32_D0_REGNUM, /* %d0 */
+/* Pseudo registers. */
+enum sparc32_pseudo_regnum
+{
+ SPARC32_D0_REGNUM = 0, /* %d0 */
SPARC32_D30_REGNUM /* %d30 */
= SPARC32_D0_REGNUM + 15
};
/* Do we have a frame? */
int frameless_p;
- /* Do we have a Structure, Union or Quad-Precision return value?. */
+ /* The offset from the base register to the CFA. */
+ int frame_offset;
+
+ /* Mask of `local' and `in' registers saved in the register save area. */
+ unsigned short int saved_regs_mask;
+
+ /* Mask of `out' registers copied or renamed to their `in' sibling. */
+ unsigned char copied_regs_mask;
+
+ /* Do we have a Structure, Union or Quad-Precision return value? */
int struct_return_p;
/* Table of saved registers. */
extern unsigned long sparc_fetch_instruction (CORE_ADDR pc);
/* Fetch StackGhost Per-Process XOR cookie. */
-extern ULONGEST sparc_fetch_wcookie (void);
+extern ULONGEST sparc_fetch_wcookie (struct gdbarch *gdbarch);
+
+/* Record the effect of a SAVE instruction on CACHE. */
+extern void sparc_record_save_insn (struct sparc_frame_cache *cache);
+/* Do a full analysis of the prologue at PC and update CACHE accordingly. */
extern CORE_ADDR sparc_analyze_prologue (struct gdbarch *gdbarch,
CORE_ADDR pc, CORE_ADDR current_pc,
struct sparc_frame_cache *cache);
extern struct sparc_frame_cache *
- sparc_frame_cache (struct frame_info *next_frame, void **this_cache);
+ sparc_frame_cache (struct frame_info *this_frame, void **this_cache);
extern struct sparc_frame_cache *
- sparc32_frame_cache (struct frame_info *next_frame, void **this_cache);
+ sparc32_frame_cache (struct frame_info *this_frame, void **this_cache);
-\f
+extern int
+ sparc_stack_frame_destroyed_p (struct gdbarch *gdbarch, CORE_ADDR pc);
-extern int sparc_software_single_step (struct frame_info *frame);
+\f
extern void sparc_supply_rwindow (struct regcache *regcache,
CORE_ADDR sp, int regnum);
CORE_ADDR sp, int regnum);
/* Register offsets for SunOS 4. */
-extern const struct sparc_gregset sparc32_sunos4_gregset;
+extern const struct sparc_gregmap sparc32_sunos4_gregmap;
+extern const struct sparc_fpregmap sparc32_sunos4_fpregmap;
+extern const struct sparc_fpregmap sparc32_bsd_fpregmap;
-extern void sparc32_supply_gregset (const struct sparc_gregset *gregset,
+extern void sparc32_supply_gregset (const struct sparc_gregmap *gregmap,
struct regcache *regcache,
int regnum, const void *gregs);
-extern void sparc32_collect_gregset (const struct sparc_gregset *gregset,
+extern void sparc32_collect_gregset (const struct sparc_gregmap *gregmap,
const struct regcache *regcache,
int regnum, void *gregs);
-extern void sparc32_supply_fpregset (struct regcache *regcache,
+extern void sparc32_supply_fpregset (const struct sparc_fpregmap *fpregmap,
+ struct regcache *regcache,
int regnum, const void *fpregs);
-extern void sparc32_collect_fpregset (const struct regcache *regcache,
+extern void sparc32_collect_fpregset (const struct sparc_fpregmap *fpregmap,
+ const struct regcache *regcache,
int regnum, void *fpregs);
+extern int sparc_is_annulled_branch_insn (CORE_ADDR pc);
+
/* Functions and variables exported from sparc-sol2-tdep.c. */
/* Register offsets for Solaris 2. */
-extern const struct sparc_gregset sparc32_sol2_gregset;
+extern const struct sparc_gregmap sparc32_sol2_gregmap;
+extern const struct sparc_fpregmap sparc32_sol2_fpregmap;
-extern int sparc_sol2_pc_in_sigtramp (CORE_ADDR pc, char *name);
+extern int sparc_sol2_pc_in_sigtramp (CORE_ADDR pc, const char *name);
-extern char *sparc_sol2_static_transform_name (char *name);
+extern const char *sparc_sol2_static_transform_name (const char *name);
extern void sparc32_sol2_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch);
/* Functions and variables exported from sparcnbsd-tdep.c. */
/* Register offsets for NetBSD. */
-extern const struct sparc_gregset sparc32nbsd_gregset;
+extern const struct sparc_gregmap sparc32nbsd_gregmap;
/* Return the address of a system call's alternative return
address. */
extern CORE_ADDR sparcnbsd_step_trap (struct frame_info *frame,
unsigned long insn);
-extern void sparc32nbsd_elf_init_abi (struct gdbarch_info info,
- struct gdbarch *gdbarch);
+extern void sparc32nbsd_init_abi (struct gdbarch_info info,
+ struct gdbarch *gdbarch);
extern struct trad_frame_saved_reg *
sparc32nbsd_sigcontext_saved_regs (struct frame_info *next_frame);