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🚀 add operator ^= &= |=

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fix bug of parsing expressions beginning with floater
This commit is contained in:
ValKmjolnir
2023-02-28 00:30:27 +08:00
parent 461e5ac647
commit e11793d340
14 changed files with 214 additions and 104 deletions
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nasal_opt.h
+14 -9
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@@ -15,14 +15,17 @@ void const_num(ast& root) {
auto& vec=root.child();
f64 res=0;
switch(root.type()) {
case ast_add: res=vec[0].num()+vec[1].num(); break;
case ast_sub: res=vec[0].num()-vec[1].num(); break;
case ast_mult:res=vec[0].num()*vec[1].num(); break;
case ast_div: res=vec[0].num()/vec[1].num(); break;
case ast_less:res=vec[0].num()<vec[1].num(); break;
case ast_leq: res=vec[0].num()<=vec[1].num();break;
case ast_grt: res=vec[0].num()>vec[1].num(); break;
case ast_geq: res=vec[0].num()>=vec[1].num();break;
case ast_add: res=vec[0].num()+vec[1].num(); break;
case ast_sub: res=vec[0].num()-vec[1].num(); break;
case ast_mult: res=vec[0].num()*vec[1].num(); break;
case ast_div: res=vec[0].num()/vec[1].num(); break;
case ast_less: res=vec[0].num()<vec[1].num(); break;
case ast_leq: res=vec[0].num()<=vec[1].num();break;
case ast_grt: res=vec[0].num()>vec[1].num(); break;
case ast_geq: res=vec[0].num()>=vec[1].num();break;
case ast_bitor: res=i32(vec[0].num())|i32(vec[1].num()); break;
case ast_bitxor: res=i32(vec[0].num())^i32(vec[1].num()); break;
case ast_bitand: res=i32(vec[0].num())&i32(vec[1].num()); break;
}
// inf and nan will cause number hashmap error in codegen
if (std::isinf(res) || std::isnan(res)) {
@@ -52,7 +55,8 @@ void calc_const(ast& root) {
root.type()!=ast_mult && root.type()!=ast_div &&
root.type()!=ast_link && root.type()!=ast_less &&
root.type()!=ast_leq && root.type()!=ast_grt &&
root.type()!=ast_geq) {
root.type()!=ast_geq && root.type()!=ast_bitor &&
root.type()!=ast_bitxor && root.type()!=ast_bitand) {
return;
}
if (root.type()==ast_link &&
@@ -63,6 +67,7 @@ void calc_const(ast& root) {
const_num(root);
}
}
void optimize(ast& root) {
for(auto& i:root.child()) {
calc_const(i);