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Adding the preprocessor value DISABLE_THREAD_SUPPORT to allow compilation of glslang without thread support for WASI.

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Antoine 2024-05-22 22:56:43 +02:00 • committed by arcady-lunarg
parent ea087ff90d
commit 20490a11aa
2 changed files with 18 additions and 2 deletions
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11
glslang/MachineIndependent/PoolAlloc.cpp
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@ -35,14 +35,21 @@
#include "../Include/Common.h"
#include "../Include/PoolAlloc.h"
// Mostly here for target that do not support threads such as WASI.
#ifdef DISABLE_THREAD_SUPPORT
#define THREAD_LOCAL
#else
#define THREAD_LOCAL thread_local
#endif
namespace glslang {
namespace {
thread_local TPoolAllocator* threadPoolAllocator = nullptr;
THREAD_LOCAL TPoolAllocator* threadPoolAllocator = nullptr;
TPoolAllocator* GetDefaultThreadPoolAllocator()
{
thread_local TPoolAllocator defaultAllocator;
THREAD_LOCAL TPoolAllocator defaultAllocator;
return &defaultAllocator;
}
} // anonymous namespace

9
glslang/MachineIndependent/ShaderLang.cpp
View file

@ -82,7 +82,10 @@ namespace { // anonymous namespace for file-local functions and symbols
int NumberOfClients = 0;
// global initialization lock
#ifndef DISABLE_THREAD_SUPPORT
std::mutex init_lock;
#endif
using namespace glslang;
@ -420,7 +423,9 @@ void SetupBuiltinSymbolTable(int version, EProfile profile, const SpvVersion& sp
TInfoSink infoSink;
// Make sure only one thread tries to do this at a time
#ifndef DISABLE_THREAD_SUPPORT
const std::lock_guard<std::mutex> lock(init_lock);
#endif
// See if it's already been done for this version/profile combination
int versionIndex = MapVersionToIndex(version);
@ -1311,7 +1316,9 @@ bool CompileDeferred(
//
int ShInitialize()
{
#ifndef DISABLE_THREAD_SUPPORT
const std::lock_guard<std::mutex> lock(init_lock);
#endif
++NumberOfClients;
if (PerProcessGPA == nullptr)
@ -1371,7 +1378,9 @@ void ShDestruct(ShHandle handle)
//
int ShFinalize()
{
#ifndef DISABLE_THREAD_SUPPORT
const std::lock_guard<std::mutex> lock(init_lock);
#endif
--NumberOfClients;
assert(NumberOfClients >= 0);
if (NumberOfClients > 0)