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Constant folding for string comparisons too

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Dale Weiler 2015-01-30 00:18:52 -05:00
parent db9c37d18b
commit 866fc3e247
1 changed files with 7 additions and 3 deletions
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10
fold.cpp
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@ -1335,11 +1335,15 @@ ast_expression *fold::op_cmp(ast_value *a, ast_value *b, bool ne) {
float la = immvalue_float(a);
float lb = immvalue_float(b);
check_inexact_float(a, b);
return (ast_expression*)m_imm_float[!(ne ? la == lb : la != lb)];
} if (isvector(a) && isvector(b)) {
return (ast_expression*)m_imm_float[ne ? la != lb : la == lb];
} else if (isvector(a) && isvector(b)) {
vec3_t la = immvalue_vector(a);
vec3_t lb = immvalue_vector(b);
return (ast_expression*)m_imm_float[!(ne ? vec3_cmp(la, lb) : !vec3_cmp(la, lb))];
bool compare = vec3_cmp(la, lb);
return (ast_expression*)m_imm_float[ne ? !compare : compare];
} else if (isstring(a) && isstring(b)) {
bool compare = !strcmp(immvalue_string(a), immvalue_string(b));
return (ast_expression*)m_imm_float[ne ? !compare : compare];
}
}
return nullptr;