Added x86 package

src/x86/StoreDynamic.go

@@ -0,0 +1,27 @@
+package x86
+
+import (
+	"encoding/binary"
+
+	"git.urbach.dev/cli/q/src/cpu"
+)
+
+// StoreDynamicNumber writes a number to a memory address with a register offset.
+func StoreDynamicNumber(code []byte, base cpu.Register, offset cpu.Register, length byte, number int) []byte {
+	code = memAccessDynamic(code, 0xC6, 0xC7, 0b000, base, offset, length)
+
+	switch length {
+	case 8, 4:
+		return binary.LittleEndian.AppendUint32(code, uint32(number))
+
+	case 2:
+		return binary.LittleEndian.AppendUint16(code, uint16(number))
+	}
+
+	return append(code, byte(number))
+}
+
+// StoreDynamicRegister writes the contents of a register to a memory address with a register offset.
+func StoreDynamicRegister(code []byte, base cpu.Register, offset cpu.Register, length byte, source cpu.Register) []byte {
+	return memAccessDynamic(code, 0x88, 0x89, source, base, offset, length)
+}