132 lines
4.3 KiB
Lua
132 lines
4.3 KiB
Lua
return {
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{
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name = "VM: basic",
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code = [[
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.func 0
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pushi 2
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pushi 3
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sum
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ret
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]],
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expected_stack_size = 1,
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expected_stack_top = 5,
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},
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{
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name = "VM: integer expressions",
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template = [[
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.func 0
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pushi %d
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pushi %d
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%s
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ret
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]],
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scenarios = {
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{ parameters = { 2, 5, 'sum' }, name = "Sum", expected_stack_top = 7 },
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{ parameters = { 2, 5, 'sub' }, name = "Subtraction", expected_stack_top = -3 },
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{ parameters = { 2, 5, 'mul' }, name = "Multiplication", expected_stack_top = 10 },
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{ parameters = { 20, 3, 'idiv' }, name = "Integer division", expected_stack_top = 6 },
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{ parameters = { 5, 5, 'eq' }, name = "Equality", expected_stack_top = 1 },
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{ parameters = { 5, 5, 'neq' }, name = "Inequality", expected_stack_top = 0 },
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{ parameters = { 4, 5, 'lt' }, name = "Less than", expected_stack_top = 1 },
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{ parameters = { 5, 5, 'lt' }, name = "Less than", expected_stack_top = 0 },
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{ parameters = { 4, 5, 'lte' }, name = "Less than or equal", expected_stack_top = 1 },
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{ parameters = { 5, 5, 'lte' }, name = "Less than or equal", expected_stack_top = 1 },
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{ parameters = { 5, 5, 'gt' }, name = "Greater than", expected_stack_top = 0 },
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{ parameters = { 5, 5, 'gte' }, name = "Greater than or equal", expected_stack_top = 1 },
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{ parameters = { 20, 5, 'and' }, name = "Logical AND", expected_stack_top = 4 },
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{ parameters = { 20, 5, 'or' }, name = "Logical OR", expected_stack_top = 21 },
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{ parameters = { 20, 5, 'xor' }, name = "Logical XOR", expected_stack_top = 17 },
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{ parameters = { 2, 5, 'pow' }, name = "Power", expected_stack_top = 32 },
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{ parameters = { 2, 5, 'shl' }, name = "Shift left", expected_stack_top = 64 },
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{ parameters = { 20, 3, 'shr' }, name = "Shift right", expected_stack_top = 2},
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{ parameters = { 20, 3, 'mod' }, name = "Modulo", expected_stack_top = 2 },
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},
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},
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{
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name = "VM: local variables",
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code = [[
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.func 0
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pushv 2 ; local a, b
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pushi 3 ; a = 3
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set 0
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pushi 4 ; b = 4
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set 1
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dupv 0 ; return a
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ret
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]],
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expected_stack_size = 1,
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expected_stack_top = 3,
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},
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{
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name = "VM: functions",
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code = [[
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.func 0
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pushf 1
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pushi 2
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pushi 3
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call 2
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ret
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.func 1
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dupv 0
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dupv 1
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sub
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ret
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]],
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expected_stack_size = 1,
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expected_stack_top = -1,
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},
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{
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name = "VM: jumps (jmp + bnz)",
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code = [[
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.func 0
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jmp @x1 ; 0
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pushi 5 ; 3
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@x1:
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pushi 1 ; 5
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bnz @x2 ; 7
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pushi 1 ; 10
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bz @x3 ; 12
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@x2:
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pushi 6 ; 15
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ret ; 17
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@x3:
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pushi 7 ; 18
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ret ; 20
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]],
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--debug_bytecode = true,
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--decompile = true,
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--debug = true,
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expected_stack_top = 6,
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},
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{
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name = "VM: jumps (bz)",
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code = [[
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.func 0
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jmp @x1
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pushi 5
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@x1:
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pushi 0
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bnz @x2
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pushi 0
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bz @x3
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@x2:
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pushi 6
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ret
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@x3:
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pushi 7
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ret
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]],
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expected_stack_top = 7,
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},
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{
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name = "VM: string from const",
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code = [[
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.const
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0: "Hello"
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.func 0
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pushc 0
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ret
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]],
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expected_stack_top = "Hello"
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}
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} |