typedef struct xtensa_isa_opaque { int unused; } *xtensa_isa;
-/* Opcodes, formats, regfiles, states, sysregs, ctypes, and protos are
+/* Most of the Xtensa ISA entities (e.g., opcodes, regfiles, etc.) are
represented here using sequential integers beginning with 0. The
specific values are only fixed for a particular instantiation of an
xtensa_isa structure, so these values should only be used
extern char *
xtensa_isa_error_msg (xtensa_isa isa);
+
\f
/* Instruction buffers. */
xtensa_insnbuf_from_chars (xtensa_isa isa, xtensa_insnbuf insn,
const unsigned char *cp, int num_chars);
+
\f
/* ISA information. */
extern int
xtensa_isa_num_funcUnits (xtensa_isa isa);
+
\f
/* Instruction formats. */
xtensa_format_set_slot (xtensa_isa isa, xtensa_format fmt, int slot,
xtensa_insnbuf insn, const xtensa_insnbuf slotbuf);
+
\f
/* Opcode information. */
extern int
xtensa_opcode_num_operands (xtensa_isa isa, xtensa_opcode opc);
-
extern int
xtensa_opcode_num_stateOperands (xtensa_isa isa, xtensa_opcode opc);
extern xtensa_funcUnit_use *
xtensa_opcode_funcUnit_use (xtensa_isa isa, xtensa_opcode opc, int u);
+
\f
/* Operand information. */
xtensa_operand_undo_reloc (xtensa_isa isa, xtensa_opcode opc, int opnd,
uint32 *valp, uint32 pc);
+
\f
/* State Operands. */
extern char
xtensa_stateOperand_inout (xtensa_isa isa, xtensa_opcode opc, int stOp);
+
\f
/* Interface Operands. */
xtensa_interfaceOperand_interface (xtensa_isa isa, xtensa_opcode opc,
int ifOp);
+
\f
/* Register Files. */
extern int
xtensa_regfile_num_entries (xtensa_isa isa, xtensa_regfile rf);
+
\f
/* Processor States. */
extern int
xtensa_state_is_exported (xtensa_isa isa, xtensa_state st);
+
\f
/* Sysregs ("special registers" and "user registers"). */
extern int
xtensa_sysreg_is_user (xtensa_isa isa, xtensa_sysreg sysreg);
+
\f
/* Interfaces. */
extern int
xtensa_interface_class_id (xtensa_isa isa, xtensa_interface intf);
+
\f
/* Functional Units. */