iVM

A Register-based VM

Demo

test_vm.lisp

(- (+ (- 7 (* 6 (/ 5 (+ (+ 4 3) (+ 2 1))))) 8) 
	(+ (- 7 (* 6 (/ 5 (+ (+ 4 3) (+ 2 1))))) 8))

test_chunk.vm

== test_chunk.vm ==

registers: [ 0x00000007 0x00000006 0x00000005 0x00000004 0x00000003 0x00000002 0x00000001 0x00000008 0x00000007 0x00000006 0x00000005 0x00000004 0x00000003 0x00000002 0x00000001 0x00000008 ]
instruction count:00000016
0000:03000304    1 OP_ADD
0004:03000506    1 OP_ADD
0008:03000305    1 OP_ADD
000c:06000203    1 OP_DIVIDE
0010:05000102    1 OP_MULTIPLY
0014:04000001    1 OP_SUBTRACT
0018:03000007    1 OP_ADD
001c:03000b0c    1 OP_ADD
0020:03000d0e    1 OP_ADD
0024:03000b0d    1 OP_ADD
0028:06000a0b    1 OP_DIVIDE
002c:0500090a    1 OP_MULTIPLY
0030:04000809    1 OP_SUBTRACT
0034:0300080f    1 OP_ADD
0038:04000008    1 OP_SUBTRACT
003c:07000000  666 OP_RETURN

Result Log

0000:03000304    1 OP_ADD
registers: [ 0x00000007 0x00000006 0x00000005 0x00000004 0x00000003 0x00000002 0x00000001 0x00000008 0x00000007 0x00000006 0x00000005 0x00000004 0x00000003 0x00000002 0x00000001 0x00000008 ]

instruction:0x03000304 
index start:3, index end:4 
register value: {
0x00000004 
0x00000003 
}
...
003c:07000000  666 OP_RETURN
registers: [ 0x00000000 0x00000000 0x00000000 0x0000000a 0x00000003 0x00000003 0x00000001 0x00000008 0x0000000f 0x00000000 0x00000000 0x0000000a 0x00000003 0x00000003 0x00000001 0x00000008 ]

0x00000000