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Remove now-redundant MmappedContent struct

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This commit is contained in:
Rangi42
2024-03-27 09:35:19 -04:00
committed by Sylvie
parent 78801e324c
commit b6039870e5
2 changed files with 25 additions and 34 deletions
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35
src/asm/lexer.cpp
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@@ -425,7 +425,7 @@ bool LexerState::setFileAsNextState(std::string const &filePath, bool updateStat
if (mappingAddr != MAP_FAILED) {
close(fd);
content.emplace<MmappedContent>(
content.emplace<ViewedContent>(
std::shared_ptr<char[]>(
(char *)mappingAddr, MunmapDeleter((size_t)statBuf.st_size)
),
@@ -468,9 +468,7 @@ void LexerState::setViewAsNextState(char const *name, ContentSpan const &span, u
}
void lexer_RestartRept(uint32_t lineNo) {
if (auto *mmap = std::get_if<MmappedContent>(&lexerState->content); mmap) {
mmap->offset = 0;
} else if (auto *view = std::get_if<ViewedContent>(&lexerState->content); view) {
if (auto *view = std::get_if<ViewedContent>(&lexerState->content); view) {
view->offset = 0;
}
lexerState->clear(lineNo);
@@ -672,11 +670,7 @@ static int peekInternal(uint8_t distance) {
LEXER_BUF_SIZE
);
if (auto *mmap = std::get_if<MmappedContent>(&lexerState->content); mmap) {
if (size_t idx = mmap->offset + distance; idx < mmap->span.size)
return (uint8_t)mmap->span.ptr[idx];
return EOF;
} else if (auto *view = std::get_if<ViewedContent>(&lexerState->content); view) {
if (auto *view = std::get_if<ViewedContent>(&lexerState->content); view) {
if (size_t idx = view->offset + distance; idx < view->span.size)
return (uint8_t)view->span.ptr[idx];
return EOF;
@@ -796,9 +790,7 @@ restart:
} else {
// Advance within the file contents
lexerState->colNo++;
if (auto *mmap = std::get_if<MmappedContent>(&lexerState->content); mmap) {
mmap->offset++;
} else if (auto *view = std::get_if<ViewedContent>(&lexerState->content); view) {
if (auto *view = std::get_if<ViewedContent>(&lexerState->content); view) {
view->offset++;
} else {
assert(std::holds_alternative<BufferedContent>(lexerState->content));
@@ -2179,17 +2171,22 @@ static Capture startCapture() {
lexerState->captureSize = 0;
uint32_t lineNo = lexer_GetLineNo();
if (auto *mmap = std::get_if<MmappedContent>(&lexerState->content);
mmap && lexerState->expansions.empty()) {
return {.lineNo = lineNo, .span = {.ptr = std::shared_ptr<char[]>(mmap->span.ptr, &mmap->span.ptr[mmap->offset]), .size = 0}};
} else if (auto *view = std::get_if<ViewedContent>(&lexerState->content);
view && lexerState->expansions.empty()) {
return {.lineNo = lineNo, .span = {.ptr = std::shared_ptr<char[]>(view->span.ptr, &view->span.ptr[view->offset]), .size = 0}};
if (auto *view = std::get_if<ViewedContent>(&lexerState->content);
view && lexerState->expansions.empty()) {
return {
.lineNo = lineNo,
.span = {
.ptr = std::shared_ptr<char[]>(view->span.ptr, &view->span.ptr[view->offset]),
.size = 0,
}
};
} else {
assert(lexerState->captureBuf == nullptr);
lexerState->captureBuf = std::make_shared<std::vector<char>>();
// `.span.ptr == nullptr`; indicates to retrieve the capture buffer when done capturing
return {.lineNo = lineNo, .span = {.ptr = nullptr, .size = 0}};
return {
.lineNo = lineNo, .span = {.ptr = nullptr, .size = 0}
};
}
}