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comparison m68k_core_x86.c @ 2279:3b5fef896475

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Fix edge case in m68k_invalidate_code_range that caused problems when loading save states
author Michael Pavone <pavone@retrodev.com>
date Sun, 08 Jan 2023 14:20:43 -0800
parents 6677afe78a6f
children 959a3e9aaac5
comparison
equal deleted inserted replaced
2278:5a21bc0ec583 2279:3b5fef896475
2526 memmap_chunk const *mem_chunk = find_map_chunk(start, &opts->gen, 0, NULL); 2526 memmap_chunk const *mem_chunk = find_map_chunk(start, &opts->gen, 0, NULL);
2527 if (mem_chunk) { 2527 if (mem_chunk) {
2528 //calculate the lowest alias for this address 2528 //calculate the lowest alias for this address
2529 start = mem_chunk->start + ((start - mem_chunk->start) & mem_chunk->mask); 2529 start = mem_chunk->start + ((start - mem_chunk->start) & mem_chunk->mask);
2530 } 2530 }
2531 mem_chunk = find_map_chunk(end, &opts->gen, 0, NULL); 2531 mem_chunk = find_map_chunk(end - 1, &opts->gen, 0, NULL);
2532 if (mem_chunk) { 2532 if (mem_chunk) {
2533 //calculate the lowest alias for this address 2533 //calculate the lowest alias for this address
2534 end = mem_chunk->start + ((end - mem_chunk->start) & mem_chunk->mask); 2534 end = mem_chunk->start + ((end - 1 - mem_chunk->start) & mem_chunk->mask) + 1;
2535 } 2535 }
2536 uint32_t start_chunk = start / NATIVE_CHUNK_SIZE, end_chunk = end / NATIVE_CHUNK_SIZE; 2536 uint32_t start_chunk = start / NATIVE_CHUNK_SIZE, end_chunk = end / NATIVE_CHUNK_SIZE;
2537 for (uint32_t chunk = start_chunk; chunk <= end_chunk; chunk++) 2537 for (uint32_t chunk = start_chunk; chunk <= end_chunk; chunk++)
2538 { 2538 {
2539 if (native_code_map[chunk].base) { 2539 if (native_code_map[chunk].base) {