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frying my brain coming up with a decent compromise on arena usage...

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This commit is contained in:
Edward R. Gonzalez
2025-02-05 15:46:58 -05:00
parent 268271e4a7
commit a41bd8a5f1
7 changed files with 231 additions and 230 deletions
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code/base/memory.h
+7 -6
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@@ -4,6 +4,7 @@
# include "linkage.h"
# include "macros.h"
# include "platform.h"
# include "base_types.h"
#endif
@@ -200,19 +201,19 @@ void* mem_move( void* destination, void const* source, SSIZE byte_count )
{
if ( to_uptr(src_ptr) % size_of( SSIZE ) == to_uptr(dest_ptr) % size_of( SSIZE ) )
{
while ( pcast( UPTR, dest_ptr) % size_of( ssize ) )
while ( pcast( UPTR, dest_ptr) % size_of( SSIZE ) )
{
if ( ! byte_count-- )
return destination;
*dest_ptr++ = *src_ptr++;
}
while ( byte_count >= size_of( ssize ) )
while ( byte_count >= size_of( SSIZE ) )
{
* rcast(SSIZE*, dest_ptr) = * rcast(SSIZE const*, src_ptr);
byte_count -= size_of( ssize );
dest_ptr += size_of( ssize );
src_ptr += size_of( ssize );
byte_count -= size_of( SSIZE );
dest_ptr += size_of( SSIZE );
src_ptr += size_of( SSIZE );
}
}
for ( ; byte_count; byte_count-- )
@@ -301,7 +302,7 @@ void* mem_set( void* destination, U8 fill_byte, SSIZE byte_count )
byte_count -= align_offset;
{
u64 fill_doubleword = ( scast( U64, fill_word) << 32 ) | fill_word;
U64 fill_doubleword = ( scast( U64, fill_word) << 32 ) | fill_word;
while ( byte_count > 31 )
{
* rcast( U64*, dest_ptr + 0 ) = fill_doubleword;