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-rw-r--r--src/devices/cpu/m32c/m32cdasm.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/devices/cpu/m32c/m32cdasm.h b/src/devices/cpu/m32c/m32cdasm.h
new file mode 100644
index 00000000000..1b30f486376
--- /dev/null
+++ b/src/devices/cpu/m32c/m32cdasm.h
@@ -0,0 +1,57 @@
+// license:BSD-3-Clause
+// copyright-holders:AJR
+
+#ifndef MAME_CPU_M32C_M32CDASM_H
+#define MAME_CPU_M32C_M32CDASM_H
+
+#pragma once
+
+class m32c_disassembler : public util::disasm_interface
+{
+public:
+ // construction/destruction
+ m32c_disassembler();
+
+protected:
+ // disassembler overrides
+ virtual u32 opcode_alignment() const override;
+ virtual offs_t disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer &params) override;
+
+private:
+ // static tables
+ static const char *const s_aregs[4];
+ static const char *const s_sregs_16bit[8];
+ static const char *const s_sregs_24bit[8];
+ static const char *const s_sregs_dma[8];
+ static const char *const s_cnds[16];
+ static const char *const s_dadd_ops[6];
+ static const char *const s_bit_ops[8];
+ static const char *const s_long_ops[4];
+ static const char *const s_long_shift_ops[5];
+ static const char *const s_imm1111_ops[8];
+ static const char *const s_str_ops[4];
+ static const char *const s_sstr_ops[4];
+ static const char *const s_btst_ops[8];
+ static const u8 s_short_code[4];
+
+ // formatting helpers
+ void format_imm8(std::ostream &stream, u8 imm) const;
+ void format_imm16(std::ostream &stream, u16 imm) const;
+ void format_imm24(std::ostream &stream, u32 imm) const;
+ void format_imm32(std::ostream &stream, u32 imm) const;
+ void format_label(std::ostream &stream, u32 label) const;
+ void format_imm_signed(std::ostream &stream, s32 imm) const;
+ void format_relative(std::ostream &stream, const char *reg, s32 disp) const;
+
+ // internal helpers
+ void dasm_abs16(std::ostream &stream, offs_t &pc, const data_buffer &opcodes) const;
+ void dasm_abs24(std::ostream &stream, offs_t &pc, const data_buffer &opcodes) const;
+ void dasm_operand(std::ostream &stream, offs_t &pc, const data_buffer &opcodes, u8 code, u8 size, bool indirect) const;
+ void dasm_immediate_mode(std::ostream &stream, offs_t &pc, const data_buffer &opcodes, u8 code, u8 size, bool indirect, int count, bool signd) const;
+ void dasm_00000001(std::ostream &stream, offs_t &pc, const data_buffer &opcodes, bool indirect_src, bool indirect_dest) const;
+ void dasm_general(std::ostream &stream, offs_t &pc, offs_t &flags, const data_buffer &opcodes, u8 op1, bool indirect_src, bool indirect_dest) const;
+ void dasm_1101(std::ostream &stream, offs_t &pc, const data_buffer &opcodes, u8 op1, bool indirect_src, bool indirect_dest) const;
+ void dasm_111x(std::ostream &stream, offs_t &pc, offs_t &flags, const data_buffer &opcodes, u8 op1, bool indirect_dest) const;
+};
+
+#endif // MAME_CPU_M32C_M32CDASM_H