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Improved str8__fmt_kt1l (watl.v0.msvc.c), need to propogate change to other versions

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Edward R. Gonzalez
2025-10-10 21:29:21 -04:00
parent 2bf18e8241
commit e49fc3964f
1 changed files with 34 additions and 42 deletions
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72
C/watl.v0.msvc.c
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@@ -1389,10 +1389,8 @@ void kt1cx_init(KT1CX_Info info, KT1CX_InfoMeta m, KT1CX_Byte* result) {
assert(m.cell_pool_size >= kilo(4)); assert(m.cell_pool_size >= kilo(4));
assert(m.table_size >= kilo(4)); assert(m.table_size >= kilo(4));
assert(m.type_width > 0); assert(m.type_width > 0);
result->table = mem_alloc(info.backing_table, m.table_size * m.cell_size); result->table = mem_alloc(info.backing_table, m.table_size * m.cell_size); slice_assert(result->table);
slice_assert(result->table); result->cell_pool = mem_alloc(info.backing_cells, m.cell_size * m.cell_pool_size); slice_assert(result->cell_pool);
result->cell_pool = mem_alloc(info.backing_cells, m.cell_size * m.cell_pool_size);
slice_assert(result->cell_pool);
result->table.len = m.table_size; // Setting to the table number of elements instead of byte length. result->table.len = m.table_size; // Setting to the table number of elements instead of byte length.
} }
void kt1cx_clear(KT1CX_Byte kt, KT1CX_ByteMeta m) { void kt1cx_clear(KT1CX_Byte kt, KT1CX_ByteMeta m) {
@@ -1581,38 +1579,38 @@ Str8 str8__fmt_kt1l(AllocatorInfo ainfo, Slice_Byte* _buffer, KT1L_Str8 table, S
UTF8* cursor_buffer = buffer.ptr; UTF8* cursor_buffer = buffer.ptr;
SSIZE buffer_remaining = buffer.len; SSIZE buffer_remaining = buffer.len;
char curr_code = * fmt_template.ptr;
UTF8* cursor_fmt = fmt_template.ptr; UTF8* cursor_fmt = fmt_template.ptr;
SSIZE left_fmt = fmt_template.len; SSIZE left_fmt = fmt_template.len;
while (left_fmt && buffer_remaining) while (left_fmt && buffer_remaining)
{ {
SSIZE copy_offset = 0;
// Forward until we hit the delimiter '<' or the template's contents are exhausted. // Forward until we hit the delimiter '<' or the template's contents are exhausted.
while (curr_code && curr_code != '<' && cursor_fmt != slice_end(fmt_template)) { while (cursor_fmt[copy_offset] != cast(UTF8, '<') && (cursor_fmt + copy_offset) != slice_end(fmt_template)) {
* cursor_buffer = * cursor_fmt; ++ copy_offset;
++ cursor_buffer;
++ cursor_fmt;
-- buffer_remaining;
-- left_fmt;
curr_code = * cursor_fmt;
} }
if (curr_code == '<') memory_copy(cursor_buffer, cursor_fmt, copy_offset);
buffer_remaining -= copy_offset;
left_fmt -= copy_offset;
cursor_buffer += copy_offset;
cursor_fmt += copy_offset;
if (cursor_fmt[0] == '<')
{ {
UTF8* cursor_potential_token = cursor_fmt + 1; UTF8* potential_token_cursor = cursor_fmt + 1;
SSIZE potential_token_length = 0; SSIZE potential_token_len = 0;
B32 fmt_overflow = false; B32 fmt_overflow = false;
for (;;) { for (;;) {
UTF8* cursor = cursor_potential_token + potential_token_length; UTF8* cursor = potential_token_cursor + potential_token_len;
fmt_overflow = cursor >= slice_end(fmt_template); fmt_overflow = cursor >= slice_end(fmt_template);
B32 found_terminator = * (cursor_potential_token + potential_token_length) == '>'; B32 found_terminator = * (potential_token_cursor + potential_token_len) == '>';
if (fmt_overflow || found_terminator) { break; } if (fmt_overflow || found_terminator) { break; }
++ potential_token_length; ++ potential_token_len;
} }
if (fmt_overflow) continue; if (fmt_overflow) continue;
// Hashing the potential token and cross checking it with our token table // Hashing the potential token and cross checking it with our token table
U64 key = 0; hash64_djb8(& key, (Slice_Byte){ cast(Byte*, cursor_potential_token), potential_token_length}); U64 key = 0; hash64_djb8(& key, (Slice_Byte){ cast(Byte*, potential_token_cursor), potential_token_len});
Str8* value = nullptr; Str8* value = nullptr;
for (slice_iter(table, token)) for (slice_iter(table, token)) {
{
// We do a linear iteration instead of a hash table lookup because the user should be never substiuting with more than 100 unqiue tokens.. // We do a linear iteration instead of a hash table lookup because the user should be never substiuting with more than 100 unqiue tokens..
if (token->key == key) { if (token->key == key) {
value = & token->value; value = & token->value;
@@ -1622,32 +1620,26 @@ Str8 str8__fmt_kt1l(AllocatorInfo ainfo, Slice_Byte* _buffer, KT1L_Str8 table, S
if (value) if (value)
{ {
// We're going to appending the string, make sure we have enough space in our buffer. // We're going to appending the string, make sure we have enough space in our buffer.
if (ainfo.proc != nullptr && (buffer_remaining - potential_token_length) <= 0) { if (ainfo.proc != nullptr && (buffer_remaining - potential_token_len) <= 0) {
buffer = mem_grow(ainfo, buffer, buffer.len + potential_token_length); buffer = mem_grow(ainfo, buffer, buffer.len + potential_token_len);
buffer_remaining += potential_token_length; buffer_remaining += potential_token_len;
}
SSIZE left = value->len;
U8* cursor_value = value->ptr;
while (left && buffer_remaining) {
* cursor_buffer = * cursor_value;
++ cursor_buffer;
++ cursor_value;
-- buffer_remaining;
-- left;
} }
assert((buffer_remaining - potential_token_len) > 0);
memory_copy(cursor_buffer, value->ptr, value->len);
// Sync cursor format to after the processed token // Sync cursor format to after the processed token
cursor_fmt = cursor_potential_token + potential_token_length + 1; cursor_buffer += value->len;
curr_code = * cursor_fmt; buffer_remaining -= value->len;
left_fmt -= potential_token_length + 2; // The 2 here are the '<' & '>' delimiters being omitted. cursor_fmt = potential_token_cursor + potential_token_len + 1;
left_fmt -= potential_token_len + 2; // The 2 here are the '<' & '>' delimiters being omitted.
continue; continue;
} }
// If not a value, we do a single copy for the '<' and continue.
* cursor_buffer = * cursor_fmt; * cursor_buffer = * cursor_fmt;
++ cursor_buffer; ++ cursor_buffer;
++ cursor_fmt; ++ cursor_fmt;
-- buffer_remaining; -- buffer_remaining;
-- left_fmt; -- left_fmt;
curr_code = * cursor_fmt; continue;
} }
} }
* _buffer = buffer; * _buffer = buffer;
@@ -1829,12 +1821,12 @@ __declspec(dllimport) MS_BOOL __stdcall GetFileSizeEx(MS_HANDLE hFile, MS_LARGE_
__declspec(dllimport) MS_DWORD __stdcall GetLastError(void); __declspec(dllimport) MS_DWORD __stdcall GetLastError(void);
inline inline
FileOpInfo file__read_contents(Str8 path, Opts_read_file_contents* opts) { FileOpInfo file__read_contents(Str8 path, Opts_file_read_contents* opts) {
assert(opts != nullptr); assert(opts != nullptr);
FileOpInfo result = {0}; api_file_read_contents(& result, path, * opts); FileOpInfo result = {0}; api_file_read_contents(& result, path, * opts);
return result; return result;
} }
void api_file_read_contents(FileOpInfo* result, Str8 path, Opts_read_file_contents opts) void api_file_read_contents(FileOpInfo* result, Str8 path, Opts_file_read_contents opts)
{ {
assert(result != nullptr); assert(result != nullptr);
slice_assert(path); slice_assert(path);