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-rw-r--r--src/devices/cpu/rii/riidasm.h33
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diff --git a/src/devices/cpu/rii/riidasm.h b/src/devices/cpu/rii/riidasm.h
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+++ b/src/devices/cpu/rii/riidasm.h
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+// license:BSD-3-Clause
+// copyright-holders:AJR
+
+#ifndef MAME_CPU_RII_RIIDASM_H
+#define MAME_CPU_RII_RIIDASM_H
+
+#pragma once
+
+class riscii_disassembler : public util::disasm_interface
+{
+public:
+ riscii_disassembler() : riscii_disassembler(s_regs) { }
+
+protected:
+ // construction/destruction
+ riscii_disassembler(const char *const regs[]);
+
+ // 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 const char *const s_regs[0x60];
+
+ // internal helpers
+ void format_register(std::ostream &stream, u8 reg) const;
+ void format_immediate(std::ostream &stream, u8 data) const;
+
+ // register names
+ const char *const *m_regs;
+};
+
+#endif // MAME_CPU_RII_RIIDASM_H