1 files changed, 49 insertions, 0 deletions
diff --git a/src/CompilerKit/impl/X64.h b/src/CompilerKit/impl/X64.h
new file mode 100644
index 0000000..ccbcf13
--- /dev/null
+++ b/src/CompilerKit/impl/X64.h
@@ -0,0 +1,49 @@
+/* ========================================
+
+  Copyright (C) 2024-2025 Amlal El Mahrouss, Licensed under the Apache 2.0 license
+
+======================================== */
+
+#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