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-rw-r--r--src/devices/cpu/vt61/vt61dasm.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/devices/cpu/vt61/vt61dasm.h b/src/devices/cpu/vt61/vt61dasm.h
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index 00000000000..a2f038f1458
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+++ b/src/devices/cpu/vt61/vt61dasm.h
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+// license:BSD-3-Clause
+// copyright-holders:AJR
+
+#ifndef MAME_CPU_VT61_VT61DASM_H
+#define MAME_CPU_VT61_VT61DASM_H
+
+#pragma once
+
+class vt61_disassembler : public util::disasm_interface
+{
+public:
+ // construction/destruction
+ vt61_disassembler();
+
+protected:
+ // disassembler overrides
+ virtual u32 opcode_alignment() const override;
+ virtual u32 interface_flags() const override;
+ virtual u32 page_address_bits() const override;
+ virtual offs_t disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer &params) override;
+
+private:
+ // tables
+ static const char *const s_opr_a[8];
+ static const char *const s_opr_b[16];
+ static const char *const s_sources[12];
+ static const char *const s_conditions[32][2];
+
+ // disassembly helpers
+ void dasm_spr(std::ostream &stream, u8 r);
+ void dasm_source(std::ostream &stream, u16 inst);
+};
+
+#endif // MAME_CPU_VT61_VT61DASM_H