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Allow the index of CHARVAL to be optional

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Fixes #1773
This commit is contained in:
Rangi42
2025-08-03 08:44:06 -04:00
parent 543b7fa6c2
commit fc9b614225
6 changed files with 33 additions and 7 deletions
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12
src/asm/actions.cpp
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@@ -216,6 +216,18 @@ static uint32_t adjustNegativePos(int32_t pos, size_t len, char const *functionN
return static_cast<uint32_t>(pos);
}
int32_t act_CharVal(std::string const &str) {
if (size_t len = charmap_CharSize(str); len == 0) {
error("CHARVAL: No character mapping for \"%s\"", str.c_str());
return 0;
} else if (len != 1) {
error("CHARVAL: Character mapping for \"%s\" must have a single value", str.c_str());
return 0;
} else {
return *charmap_CharValue(str, 0);
}
}
int32_t act_CharVal(std::string const &str, int32_t negIdx) {
if (size_t len = charmap_CharSize(str); len != 0) {
uint32_t idx = adjustNegativeIndex(negIdx, len, "CHARVAL");