valter/dosbox-staging
1
0
Fork 0
Code Releases Activity

Fix alignment when reading values from the write-map

Browse source
This commit is contained in:
krcroft 2020-04-11 13:37:11 -07:00 • committed by Patryk Obara
parent 902c678081
commit 32692cc50e
1 changed files with 14 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
src/cpu/core_dyn_x86/cache.h
View file

@ -137,8 +137,10 @@ public:
addr&=4095;
if (host_readw(hostmem+addr)==(Bit16u)val) return;
host_writew(hostmem+addr,val);
if (!*(Bit16u*)&write_map[addr]) {
if (active_blocks) return;
const uint16_t is_mapped = host_readw(write_map + addr);
if (!is_mapped) {
if (active_blocks)
return;
active_count--;
if (!active_count) Release();
return;
@ -160,8 +162,10 @@ public:
addr&=4095;
if (host_readd(hostmem+addr)==(Bit32u)val) return;
host_writed(hostmem+addr,val);
if (!*(Bit32u*)&write_map[addr]) {
if (active_blocks) return;
const uint32_t is_mapped = host_readd(write_map + addr);
if (!is_mapped) {
if (active_blocks)
return;
active_count--;
if (!active_count) Release();
return;
@ -211,7 +215,9 @@ public:
}
addr&=4095;
if (host_readw(hostmem+addr)==(Bit16u)val) return false;
if (!*(Bit16u*)&write_map[addr]) {
const uint16_t is_mapped = host_readw(write_map + addr);
if (!is_mapped) {
if (!active_blocks) {
active_count--;
if (!active_count) Release();
@ -240,7 +246,9 @@ public:
}
addr&=4095;
if (host_readd(hostmem+addr)==(Bit32u)val) return false;
if (!*(Bit32u*)&write_map[addr]) {
const uint32_t is_mapped = host_readd(write_map + addr);
if (!is_mapped) {
if (!active_blocks) {
active_count--;
if (!active_count) Release();