/* RISC-V ELF specific backend routines.
- Copyright (C) 2011-2021 Free Software Foundation, Inc.
+ Copyright (C) 2011-2023 Free Software Foundation, Inc.
Contributed by Andrew Waterman (andrew@sifive.com).
Based on MIPS target.
#include "elf/common.h"
#include "elf/internal.h"
#include "opcode/riscv.h"
+#include "cpu-riscv.h"
+
+#define RISCV_UNKNOWN_VERSION -1
+
+struct riscv_elf_params
+{
+ /* Whether to relax code sequences to GP-relative addressing. */
+ bool relax_gp;
+};
+
+extern void riscv_elf32_set_options (struct bfd_link_info *,
+ struct riscv_elf_params *);
+extern void riscv_elf64_set_options (struct bfd_link_info *,
+ struct riscv_elf_params *);
extern reloc_howto_type *
riscv_reloc_name_lookup (bfd *, const char *);
{
riscv_subset_t *head;
riscv_subset_t *tail;
+ const char *arch_str;
} riscv_subset_list_t;
extern void
void (*error_handler) (const char *,
...) ATTRIBUTE_PRINTF_1;
unsigned *xlen;
- void (*get_default_version) (const char *,
- int *,
- int *);
+ enum riscv_spec_class *isa_spec;
+ bool check_unknown_prefixed_ext;
} riscv_parse_subset_t;
extern bool
riscv_parse_subset (riscv_parse_subset_t *,
const char *);
-extern const char *
-riscv_supported_std_ext (void);
-
extern void
riscv_release_subset_list (riscv_subset_list_t *);
extern size_t
riscv_estimate_digit (unsigned);
-/* ISA extension prefixed name class. */
-typedef enum riscv_isa_ext_class
-{
- RV_ISA_CLASS_S,
- RV_ISA_CLASS_H,
- RV_ISA_CLASS_Z,
- RV_ISA_CLASS_X,
- RV_ISA_CLASS_UNKNOWN
-} riscv_isa_ext_class_t;
-
-riscv_isa_ext_class_t
-riscv_get_prefix_class (const char *);
-
extern int
riscv_compare_subsets (const char *, const char *);
+extern riscv_subset_list_t *
+riscv_copy_subset_list (riscv_subset_list_t *);
+
extern bool
-bfd_elf32_riscv_restart_relax_sections (struct bfd_link_info *);
+riscv_update_subset (riscv_parse_subset_t *, const char *);
extern bool
-bfd_elf64_riscv_restart_relax_sections (struct bfd_link_info *);
+riscv_subset_supports (riscv_parse_subset_t *, const char *);
+
+extern bool
+riscv_multi_subset_supports (riscv_parse_subset_t *, enum riscv_insn_class);
+
+extern const char *
+riscv_multi_subset_supports_ext (riscv_parse_subset_t *, enum riscv_insn_class);
+
+extern void
+bfd_elf32_riscv_set_data_segment_info (struct bfd_link_info *, int *);
+extern void
+bfd_elf64_riscv_set_data_segment_info (struct bfd_link_info *, int *);