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ARM: Addapt to new Exclusive Monitor Interface.

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This commit is contained in:
Fernando Sahmkow
2020-03-15 15:54:40 -04:00
parent 1a5f2e290b
commit 25565dffd5
5 changed files with 24 additions and 31 deletions
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9
src/core/hle/kernel/address_arbiter.cpp
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@ -80,8 +80,7 @@ ResultCode AddressArbiter::IncrementAndSignalToAddressIfEqual(VAddr address, s32
auto& monitor = system.Monitor();
u32 current_value;
do {
monitor.SetExclusive32(current_core, address);
current_value = memory.Read32(address);
current_value = monitor.ExclusiveRead32(current_core, address);
if (current_value != value) {
return ERR_INVALID_STATE;
@ -110,8 +109,7 @@ ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr a
auto& monitor = system.Monitor();
s32 updated_value;
do {
monitor.SetExclusive32(current_core, address);
updated_value = memory.Read32(address);
updated_value = monitor.ExclusiveRead32(current_core, address);
if (updated_value != value) {
return ERR_INVALID_STATE;
@ -186,8 +184,7 @@ ResultCode AddressArbiter::WaitForAddressIfLessThan(VAddr address, s32 value, s6
const std::size_t current_core = system.CurrentCoreIndex();
auto& monitor = system.Monitor();
do {
monitor.SetExclusive32(current_core, address);
current_value = static_cast<s32>(memory.Read32(address));
current_value = static_cast<s32>(monitor.ExclusiveRead32(current_core, address));
if (should_decrement) {
decrement_value = current_value - 1;
} else {

4
src/core/hle/kernel/svc.cpp
View File

@ -1653,10 +1653,8 @@ static void SignalProcessWideKey(Core::System& system, VAddr condition_variable_
u32 update_val = 0;
const VAddr mutex_address = thread->GetMutexWaitAddress();
do {
monitor.SetExclusive32(current_core, mutex_address);
// If the mutex is not yet acquired, acquire it.
mutex_val = memory.Read32(mutex_address);
mutex_val = monitor.ExclusiveRead32(current_core, mutex_address);
if (mutex_val != 0) {
update_val = mutex_val | Mutex::MutexHasWaitersFlag;