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comparison backend.c @ 1696:956c1cce05e2 mame_interp

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Merge from default
author Michael Pavone <pavone@retrodev.com>
date Thu, 24 Jan 2019 19:15:59 -0800
parents b7ecd0d6a77b d377d6037dd9
children 8fe162bdb038
comparison
equal deleted inserted replaced
1648:b7ecd0d6a77b 1696:956c1cce05e2
99 { 99 {
100 memmap_chunk const *chunk = find_map_chunk(address, opts, 0, NULL); 100 memmap_chunk const *chunk = find_map_chunk(address, opts, 0, NULL);
101 if (!chunk) { 101 if (!chunk) {
102 return 0xFFFF; 102 return 0xFFFF;
103 } 103 }
104 uint32_t offset = (address - chunk->start) & chunk->mask; 104 uint32_t offset = address & chunk->mask;
105 if (chunk->flags & MMAP_READ) { 105 if (chunk->flags & MMAP_READ) {
106 uint8_t *base; 106 uint8_t *base;
107 if (chunk->flags & MMAP_PTR_IDX) { 107 if (chunk->flags & MMAP_PTR_IDX) {
108 base = mem_pointers[chunk->ptr_index]; 108 base = mem_pointers[chunk->ptr_index];
109 } else { 109 } else {