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-rw-r--r--src/devices/cpu/pic17/pic17d.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/src/devices/cpu/pic17/pic17d.h b/src/devices/cpu/pic17/pic17d.h
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index 00000000000..43c074031ff
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+++ b/src/devices/cpu/pic17/pic17d.h
@@ -0,0 +1,36 @@
+// license:BSD-3-Clause
+// copyright-holders:AJR
+
+#ifndef MAME_CPU_PIC17_PIC17D_H
+#define MAME_CPU_PIC17_PIC17D_H
+
+#pragma once
+
+class pic17_disassembler : public util::disasm_interface
+{
+public:
+ // construction/destruction
+ pic17_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:
+ // register names
+ static const char *const s_peripheral_regs[0x20];
+
+ // instruction mnemonics
+ static const char *const s_tb_ops[4];
+ static const char *const s_bit_ops[4];
+ static const char *const s_cp_ops[4];
+ static const char *const s_alu_ops[0x30 / 2];
+
+ // internal helpers
+ void format_register(std::ostream &stream, u8 reg) const;
+ void format_literal(std::ostream &stream, u8 data) const;
+ void format_address(std::ostream &stream, u16 dst) const;
+};
+
+#endif // MAME_CPU_PIC17_PIC17D_H