/* Target-dependent header for the MIPS architecture, for GDB, the GNU Debugger.
- Copyright (C) 2002-2003, 2007-2012 Free Software Foundation, Inc.
+ Copyright (C) 2002-2020 Free Software Foundation, Inc.
This file is part of GDB.
#ifndef MIPS_TDEP_H
#define MIPS_TDEP_H
+#include "objfiles.h"
+
struct gdbarch;
/* All the possible MIPS ABIs. */
/* Return the MIPS ABI associated with GDBARCH. */
enum mips_abi mips_abi (struct gdbarch *gdbarch);
+/* Base and compressed MIPS ISA variations. */
+enum mips_isa
+ {
+ ISA_MIPS = -1, /* mips_compression_string depends on it. */
+ ISA_MIPS16,
+ ISA_MICROMIPS
+ };
+
+/* Corresponding MSYMBOL_TARGET_FLAG aliases. */
+#define MSYMBOL_TARGET_FLAG_MIPS16 MSYMBOL_TARGET_FLAG_1
+#define MSYMBOL_TARGET_FLAG_MICROMIPS MSYMBOL_TARGET_FLAG_2
+
/* Return the MIPS ISA's register size. Just a short cut to the BFD
architecture's word size. */
extern int mips_isa_regsize (struct gdbarch *gdbarch);
/* mips options */
enum mips_abi mips_abi;
enum mips_abi found_abi;
+ enum mips_isa mips_isa;
enum mips_fpu_type mips_fpu_type;
int mips_last_arg_regnum;
int mips_last_fp_arg_regnum;
int register_size_valid_p;
int register_size;
- /* General-purpose registers. */
- struct regset *gregset;
- struct regset *gregset64;
-
- /* Floating-point registers. */
- struct regset *fpregset;
- struct regset *fpregset64;
-
/* Return the expected next PC if FRAME is stopped at a syscall
instruction. */
CORE_ADDR (*syscall_next_pc) (struct frame_info *frame);
MIPS_LAST_EMBED_REGNUM = 89 /* Last one. */
};
-/* Defined in mips-tdep.c and used in remote-mips.c. */
-extern void deprecated_mips_set_processor_regs_hack (void);
-
/* Instruction sizes and other useful constants. */
enum
{
};
/* Single step based on where the current instruction will take us. */
-extern int mips_software_single_step (struct frame_info *frame);
+extern std::vector<CORE_ADDR> mips_software_single_step
+ (struct regcache *regcache);
+
+/* Strip the ISA (compression) bit off from ADDR. */
+extern CORE_ADDR mips_unmake_compact_addr (CORE_ADDR addr);
+
+/* Tell if the program counter value in MEMADDR is in a standard
+ MIPS function. */
+extern int mips_pc_is_mips (bfd_vma memaddr);
/* Tell if the program counter value in MEMADDR is in a MIPS16
function. */
-extern int mips_pc_is_mips16 (bfd_vma memaddr);
+extern int mips_pc_is_mips16 (struct gdbarch *gdbarch, bfd_vma memaddr);
+
+/* Tell if the program counter value in MEMADDR is in a microMIPS
+ function. */
+extern int mips_pc_is_micromips (struct gdbarch *gdbarch, bfd_vma memaddr);
/* Return the currently configured (or set) saved register size. */
extern unsigned int mips_abi_regsize (struct gdbarch *gdbarch);
extern struct target_desc *mips_tdesc_gp32;
extern struct target_desc *mips_tdesc_gp64;
+/* Return non-zero if PC is in a MIPS SVR4 lazy binding stub section. */
+
+static inline int
+in_mips_stubs_section (CORE_ADDR pc)
+{
+ return pc_in_section (pc, ".MIPS.stubs");
+}
+
#endif /* MIPS_TDEP_H */