Add linux-opcodes table in a separate file

Signed-off-by: Dave Thaler <[email protected]>

Author: dthaler

rst/linux-opcodes.rst

@@ -0,0 +1,12 @@
+======  ====  ===================================================  =============
+opcode  imm   description                                          reference
+======  ====  ===================================================  =============
+0x20    any   dst = ntohl(\*(u32 \*)(R6->data + imm))              `Legacy BPF Packet access instructions`_
+0x28    any   dst = ntohs(\*(u16 \*)(R6->data + imm))              `Legacy BPF Packet access instructions`_
+0x30    any   dst = (\*(u8 \*)(R6->data + imm))                    `Legacy BPF Packet access instructions`_
+0x38    any   dst = ntohll(\*(u64 \*)(R6->data + imm))             `Legacy BPF Packet access instructions`_
+0x40    any   dst = ntohl(\*(u32 \*)(R6->data + src + imm))        `Legacy BPF Packet access instructions`_
+0x48    any   dst = ntohs(\*(u16 \*)(R6->data + src + imm))        `Legacy BPF Packet access instructions`_
+0x50    any   dst = \*(u8 \*)(R6->data + src + imm))               `Legacy BPF Packet access instructions`_
+0x58    any   dst = ntohll(\*(u64 \*)(R6->data + src + imm))       `Legacy BPF Packet access instructions`_
+======  ====  ===================================================  =============