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authorbunnei <bunneidev@gmail.com>2019-07-18 19:53:04 +0200
committerGitHub <noreply@github.com>2019-07-18 19:53:04 +0200
commit5d369112d9d467d4257e24ce57f3ebba824556f0 (patch)
treeff5dcc2c614dd7d257a0993b651a546e31c5ce9a /src/core/hle/kernel/process.cpp
parentMerge pull request #2738 from lioncash/shader-ir (diff)
parentkernel/process: Allocate the process' TLS region during initialization (diff)
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Diffstat (limited to 'src/core/hle/kernel/process.cpp')
-rw-r--r--src/core/hle/kernel/process.cpp29
1 files changed, 18 insertions, 11 deletions
diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp
index db3ab14ce..92169a97b 100644
--- a/src/core/hle/kernel/process.cpp
+++ b/src/core/hle/kernel/process.cpp
@@ -184,19 +184,11 @@ ResultCode Process::LoadFromMetadata(const FileSys::ProgramMetadata& metadata) {
}
void Process::Run(s32 main_thread_priority, u64 stack_size) {
- // The kernel always ensures that the given stack size is page aligned.
- main_thread_stack_size = Common::AlignUp(stack_size, Memory::PAGE_SIZE);
-
- // Allocate and map the main thread stack
- // TODO(bunnei): This is heap area that should be allocated by the kernel and not mapped as part
- // of the user address space.
- const VAddr mapping_address = vm_manager.GetTLSIORegionEndAddress() - main_thread_stack_size;
- vm_manager
- .MapMemoryBlock(mapping_address, std::make_shared<std::vector<u8>>(main_thread_stack_size),
- 0, main_thread_stack_size, MemoryState::Stack)
- .Unwrap();
+ AllocateMainThreadStack(stack_size);
+ tls_region_address = CreateTLSRegion();
vm_manager.LogLayout();
+
ChangeStatus(ProcessStatus::Running);
SetupMainThread(*this, kernel, main_thread_priority);
@@ -226,6 +218,9 @@ void Process::PrepareForTermination() {
stop_threads(system.Scheduler(2).GetThreadList());
stop_threads(system.Scheduler(3).GetThreadList());
+ FreeTLSRegion(tls_region_address);
+ tls_region_address = 0;
+
ChangeStatus(ProcessStatus::Exited);
}
@@ -325,4 +320,16 @@ void Process::ChangeStatus(ProcessStatus new_status) {
WakeupAllWaitingThreads();
}
+void Process::AllocateMainThreadStack(u64 stack_size) {
+ // The kernel always ensures that the given stack size is page aligned.
+ main_thread_stack_size = Common::AlignUp(stack_size, Memory::PAGE_SIZE);
+
+ // Allocate and map the main thread stack
+ const VAddr mapping_address = vm_manager.GetTLSIORegionEndAddress() - main_thread_stack_size;
+ vm_manager
+ .MapMemoryBlock(mapping_address, std::make_shared<std::vector<u8>>(main_thread_stack_size),
+ 0, main_thread_stack_size, MemoryState::Stack)
+ .Unwrap();
+}
+
} // namespace Kernel