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⚡ optimize code & add comments

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ValKmjolnir
2023-01-02 01:00:16 +08:00
parent 9d7f799ad3
commit e6e89039b8
8 changed files with 192 additions and 167 deletions
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nasal.h
+3 -3
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@@ -23,7 +23,7 @@ using std::string;
const u32 STACK_DEPTH=1024;
inline f64 hex2f(const char* str) {
f64 hex2f(const char* str) {
f64 ret=0;
for(;*str;++str) {
if ('0'<=*str && *str<='9') {
@@ -39,7 +39,7 @@ inline f64 hex2f(const char* str) {
return ret;
}
inline f64 oct2f(const char* str) {
f64 oct2f(const char* str) {
f64 ret=0;
while('0'<=*str && *str<'8') {
ret=ret*8+(*str++-'0');
@@ -54,7 +54,7 @@ inline f64 oct2f(const char* str) {
// it is not platform independent, and may have strange output.
// so we write a new function here to convert str to number manually.
// but this also makes 0.1+0.2==0.3, not another result that you may get in other languages.
inline f64 dec2f(const char* str) {
f64 dec2f(const char* str) {
f64 ret=0,negative=1,num_pow=0;
while('0'<=*str && *str<='9') {
ret=ret*10+(*str++-'0');