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Global Variables 21

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This commit is contained in:
nazrin 2025-06-07 08:05:31 +00:00
parent a7b7348f61
commit 4f2211eb72
9 changed files with 178 additions and 36 deletions
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16
src/clox/chunk.d
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@ -1,5 +1,7 @@
module clox.chunk;
import std.algorithm.searching;
import clox.memory;
import clox.value;
@ -13,6 +15,11 @@ enum OpCode : ubyte{
@(OpColour("255", "200", "100")) True,
@(OpColour("255", "200", "100")) False,
@(OpColour("000", "200", "100")) Pop,
@(OpColour("000", "200", "150")) GetGlobal,
@(OpColour("000", "200", "150")) DefineGlobal,
@(OpColour("000", "200", "150")) SetGlobal,
@(OpColour("255", "100", "100")) Equal,
@(OpColour("255", "100", "100")) Greater,
@(OpColour("255", "100", "100")) Less,
@ -27,6 +34,7 @@ enum OpCode : ubyte{
@(OpColour("200", "100", "100")) Not,
@(OpColour("100", "100", "200")) Negate,
@(OpColour("000", "200", "100")) Print,
@(OpColour("000", "200", "100")) Return,
}
@ -55,8 +63,12 @@ struct Chunk{
count++;
}
int addConstant(Value value){
constants.write(value);
return constants.count - 1;
int index = cast(int)constants.values[0 .. constants.count].countUntil(value);
if(index >= 0)
return index;
assert(constants.count <= ubyte.max);
constants.write(value);
return constants.count - 1;
}
void free(){
FREE_ARRAY!ubyte(code, capacity);