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48 lines
1.5 KiB
48 lines
1.5 KiB
// See LICENSE for license details.
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#define DECODE_MACRO_USAGE_LOGGED 1
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#include "decode_macros.h"
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#include "rocc.h"
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#include "trap.h"
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#include <cstdlib>
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#define customX(n) \
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static reg_t c##n(processor_t* p, insn_t insn, reg_t pc) \
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{ \
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rocc_t* rocc = static_cast<rocc_t*>(p->get_extension()); \
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rocc_insn_union_t u; \
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u.i = insn; \
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reg_t xs1 = u.r.xs1 ? RS1 : -1; \
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reg_t xs2 = u.r.xs2 ? RS2 : -1; \
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reg_t xd = rocc->custom##n(p, u.r, xs1, xs2); \
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if (u.r.xd) \
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WRITE_RD(xd); \
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return pc+4; \
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} \
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\
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reg_t rocc_t::custom##n(processor_t *p, rocc_insn_t UNUSED insn, reg_t UNUSED xs1, reg_t UNUSED xs2) \
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{ \
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illegal_instruction(*p); \
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return 0; \
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}
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customX(0)
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customX(1)
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customX(2)
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customX(3)
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std::vector<insn_desc_t> rocc_t::get_instructions(const processor_t &)
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{
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std::vector<insn_desc_t> insns = {
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{0x0b, 0x7f, &::illegal_instruction, c0, &::illegal_instruction, c0, &::illegal_instruction, c0, &::illegal_instruction, c0},
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{0x2b, 0x7f, &::illegal_instruction, c1, &::illegal_instruction, c1, &::illegal_instruction, c1, &::illegal_instruction, c1},
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{0x5b, 0x7f, &::illegal_instruction, c2, &::illegal_instruction, c2, &::illegal_instruction, c2, &::illegal_instruction, c2},
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{0x7b, 0x7f, &::illegal_instruction, c3, &::illegal_instruction, c3, &::illegal_instruction, c0, &::illegal_instruction, c3}};
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return insns;
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}
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std::vector<disasm_insn_t *> rocc_t::get_disasms(const processor_t *)
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{
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std::vector<disasm_insn_t*> insns;
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return insns;
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}
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