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| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-08-28 09:06:29 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-08-28 09:06:29 +0200 |
| commit | 891bc2653b911a4553a39d03bae4d62d866dbd07 (patch) | |
| tree | 3d32f48d0c181fa7cc31173b122dbfc885c67217 /dev/CompilerKit/impl/X64.h | |
| parent | 5467549fa5d656afd0c6bf12c6c3928a8c919591 (diff) | |
| parent | a7b43769b2f6dae5abdda4cb2649e43b02fbeea7 (diff) | |
Merge pull request #10 from nekernel-org/dev
v0.0.3e1 — Ogre
Diffstat (limited to 'dev/CompilerKit/impl/X64.h')
| -rw-r--r-- | dev/CompilerKit/impl/X64.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/dev/CompilerKit/impl/X64.h b/dev/CompilerKit/impl/X64.h new file mode 100644 index 0000000..3e9c840 --- /dev/null +++ b/dev/CompilerKit/impl/X64.h @@ -0,0 +1,49 @@ +/* ------------------------------------------- + + Copyright (C) 2024-2025 Amlal EL Mahrouss, all rights reserved + +------------------------------------------- */ + +#pragma once + +#include <CompilerKit/Defines.h> + +// @brief AMD64 support. +// @file impl/X64.h + +#define CK_ASM_OPCODE(__NAME, __OPCODE) {.fName = __NAME, .fOpcode = __OPCODE}, + +typedef char i64_character_t; +typedef uint8_t i64_byte_t; +typedef uint16_t i64_hword_t; +typedef uint32_t i64_word_t; + +#define kAsmRegisterPrefix "r" + +struct CpuOpcodeAMD64 { + std::string fName; + i64_byte_t fPrefixBytes[4]; + i64_hword_t fOpcode; + i64_hword_t fModReg; + i64_word_t fDisplacment; + i64_word_t fImmediate; +}; + +/// these two are edge cases +#define kAsmIntOpcode 0xCC +#define kasmIntOpcodeAlt 0xCD + +#define kAsmJumpOpcode 0x0F80 +#define kJumpLimit 30 +#define kJumpLimitStandard 0xE3 +#define kJumpLimitStandardLimit 0xEB + +inline std::vector<CpuOpcodeAMD64> kOpcodesAMD64 = { + CK_ASM_OPCODE("int", 0xCD) CK_ASM_OPCODE("into", 0xCE) CK_ASM_OPCODE("intd", 0xF1) + CK_ASM_OPCODE("int3", 0xC3) CK_ASM_OPCODE("iret", 0xCF) CK_ASM_OPCODE("retf", 0xCB) + CK_ASM_OPCODE("retn", 0xC3) CK_ASM_OPCODE("ret", 0xC3) CK_ASM_OPCODE("sti", 0xfb) + CK_ASM_OPCODE("cli", 0xfa) CK_ASM_OPCODE("hlt", 0xf4) CK_ASM_OPCODE("nop", 0x90) + CK_ASM_OPCODE("mov", 0x48) CK_ASM_OPCODE("call", 0xFF) + CK_ASM_OPCODE("syscall", 0x0F) CK_ASM_OPCODE("xor", 0x48)}; + +#define kAsmRegisterLimit 16 |