forked from AbleOS/ableos
Erin
06b1184772
- Changed instruction encoding to be faster to match on - Implemented all instructions defined in spec - Bytecode validation - Assembler - Implemented 5 level paging (based on SV57) - Implemented some degree of interrupts (though not fully adhering the spec yet)
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/* HoleyBytes Bytecode representation in C
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* Requires C23 compiler or better
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*/
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#pragma once
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#include <assert.h>
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#include <stdint.h>
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typedef enum hbbc_Opcode: uint8_t {
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hbbc_Op_NOP, hbbc_Op_ADD, hbbc_Op_MUL, hbbc_Op_AND, hbbc_Op_OR, hbbc_Op_XOR, hbbc_Op_SL,
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hbbc_Op_SR, hbbc_Op_SRS, hbbc_Op_CMP, hbbc_Op_CMPU, hbbc_Op_DIR, hbbc_Op_NEG, hbbc_Op_NOT,
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hbbc_Op_ADDI, hbbc_Op_MULI, hbbc_Op_ANDI, hbbc_Op_ORI, hbbc_Op_XORI, hbbc_Op_SLI, hbbc_Op_SRI,
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hbbc_Op_SRSI, hbbc_Op_CMPI, hbbc_Op_CMPUI, hbbc_Op_CP, hbbc_Op_SWA, hbbc_Op_LI, hbbc_Op_LD,
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hbbc_Op_ST, hbbc_Op_BMC, hbbc_Op_BRC, hbbc_Op_JMP, hbbc_Op_JEQ, hbbc_Op_JNE, hbbc_Op_JLT,
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hbbc_Op_JGT, hbbc_Op_JLTU, hbbc_Op_JGTU, hbbc_Op_ECALL, hbbc_Op_ADDF, hbbc_Op_MULF,
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hbbc_Op_DIRF, hbbc_Op_ADDFI, hbbc_Op_MULFI,
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} hbbc_Opcode;
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static_assert(sizeof(hbbc_Opcode) == 1);
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#pragma pack(push, 1)
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typedef struct hbbc_ParamBBBB
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{ uint8_t _0; uint8_t _1; uint8_t _2; uint8_t _3; }
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hbbc_ParamBBBB;
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static_assert(sizeof(hbbc_ParamBBBB) == 4);
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typedef struct hbbc_ParamBBB
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{ uint8_t _0; uint8_t _1; uint8_t _2; }
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hbbc_ParamBBB;
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static_assert(sizeof(hbbc_ParamBBB) == 3);
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typedef struct hbbc_ParamBBDH
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{ uint8_t _0; uint8_t _1; uint64_t _2; uint16_t _3; }
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hbbc_ParamBBDH;
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static_assert(sizeof(hbbc_ParamBBDH) == 12);
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typedef struct hbbc_ParamBBDB
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{ uint8_t _0; uint8_t _1; uint64_t _2; uint8_t _3; }
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hbbc_ParamBBDB;
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static_assert(sizeof(hbbc_ParamBBDB) == 11);
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typedef struct hbbc_ParamBBD
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{ uint8_t _0; uint8_t _1; uint64_t _2; }
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hbbc_ParamBBD;
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static_assert(sizeof(hbbc_ParamBBD) == 10);
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typedef struct hbbc_ParamBB
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{ uint8_t _0; uint8_t _1; }
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hbbc_ParamBB;
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static_assert(sizeof(hbbc_ParamBB) == 2);
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typedef struct hbbc_ParamBD
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{ uint8_t _0; uint64_t _1; }
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hbbc_ParamBD;
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static_assert(sizeof(hbbc_ParamBD) == 9);
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typedef uint64_t hbbc_ParamD;
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static_assert(sizeof(hbbc_ParamD) == 8);
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#pragma pack(pop)
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