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Andre Wagner
2026-05-05 21:11:41 -05:00
parent 6428c6cf7f
commit 516ee9f406
4 changed files with 48 additions and 14 deletions
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3
lua-temp/TODO.md
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@@ -2,7 +2,7 @@ Progress of the Lua port:
- [x] Assembler
- [x] Basic VM execution
- [ ] Logic/arithmetic expressions
- [x] Logic/arithmetic expressions
- [ ] Functions
- [ ] Local variables
- [ ] Calling functions
@@ -19,6 +19,7 @@ Progress of the Lua port:
- [ ] Tables
- [ ] Garbage collection
- [ ] Metatables
- [ ] Real
- [ ] Error handling
- [ ] Closures/upvalues

26
lua-temp/doc/OPCODES
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@@ -57,19 +57,19 @@ Logical/arithmetic:
22 mul Multiply top 2 values in stack
23 div Float division
24 idiv Integer division
25 eq Equality
26 neq Inequality
27 lt Less than
28 lte Less than or equals
29 gt Greater than
2a gte Greater than or equals
2b and Bitwise AND
2c or Bitwise OR
2d xor Bitwise XOR
2e pow Power
2f shl Shift left
30 shr Shift right
31 mod Modulo
25 mod Modulo
26 eq Equality
27 neq Inequality
28 lt Less than
29 lte Less than or equals
2a gt Greater than
2b gte Greater than or equals
2c and Bitwise AND
2d or Bitwise OR
2e xor Bitwise XOR
2f pow Power
30 shl Shift left
31 shr Shift right
Other value operations:
40 len Get table, array or string size

17
lua-temp/tests.lua
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@@ -158,6 +158,23 @@ end
do
assert_eq(arith(2, 5, 'sum'):to_integer(-1), 7)
assert_eq(arith(2, 5, 'sub'):to_integer(-1), -3)
assert_eq(arith(2, 5, 'mul'):to_integer(-1), 10)
assert_eq(arith(20, 3, 'idiv'):to_integer(-1), 6)
assert_eq(arith(5, 5, 'eq'):to_integer(-1), 1)
assert_eq(arith(5, 5, 'neq'):to_integer(-1), 0)
assert_eq(arith(4, 5, 'lt'):to_integer(-1), 1)
assert_eq(arith(5, 5, 'lt'):to_integer(-1), 0)
assert_eq(arith(4, 5, 'lte'):to_integer(-1), 1)
assert_eq(arith(5, 5, 'lte'):to_integer(-1), 1)
assert_eq(arith(5, 5, 'gt'):to_integer(-1), 0)
assert_eq(arith(5, 5, 'gte'):to_integer(-1), 1)
assert_eq(arith(20, 5, 'and'):to_integer(-1), 4)
assert_eq(arith(20, 5, 'or'):to_integer(-1), 21)
assert_eq(arith(20, 5, 'xor'):to_integer(-1), 17)
assert_eq(arith(2, 5, 'pow'):to_integer(-1), 32)
assert_eq(arith(2, 5, 'shl'):to_integer(-1), 64)
assert_eq(arith(20, 3, 'shr'):to_integer(-1), 2)
assert_eq(arith(20, 3, 'mod'):to_integer(-1), 2)
end
print('End.')

16
lua-temp/tyche-vm.lua
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@@ -173,6 +173,22 @@ end
EXPR.sum.integer.integer = function(vm, b, a) vm:push_integer(a + b) end
EXPR.sub.integer.integer = function(vm, b, a) vm:push_integer(a - b) end
EXPR.mul.integer.integer = function(vm, b, a) vm:push_integer(a * b) end
-- TODO - div
EXPR.idiv.integer.integer = function(vm, b, a) vm:push_integer(math.floor(a / b)) end
EXPR.mod.integer.integer = function(vm, b, a) vm:push_integer(a % b) end
EXPR.eq.integer.integer = function(vm, b, a) vm:push_integer((a == b) and 1 or 0) end
EXPR.neq.integer.integer = function(vm, b, a) vm:push_integer((a ~= b) and 1 or 0) end
EXPR.lt.integer.integer = function(vm, b, a) vm:push_integer((a < b) and 1 or 0) end
EXPR.lte.integer.integer = function(vm, b, a) vm:push_integer((a <= b) and 1 or 0) end
EXPR.gt.integer.integer = function(vm, b, a) vm:push_integer((a > b) and 1 or 0) end
EXPR.gte.integer.integer = function(vm, b, a) vm:push_integer((a >= b) and 1 or 0) end
EXPR['and'].integer.integer = function(vm, b, a) vm:push_integer(a & b) end
EXPR['or'].integer.integer = function(vm, b, a) vm:push_integer(a | b) end
EXPR.xor.integer.integer = function(vm, b, a) vm:push_integer(a ~ b) end
EXPR.pow.integer.integer = function(vm, b, a) vm:push_integer(a ^ b) end
EXPR.shl.integer.integer = function(vm, b, a) vm:push_integer(a << b) end
EXPR.shr.integer.integer = function(vm, b, a) vm:push_integer(a >> b) end
----------------------
-- --