From 4b6eb0e63c698094db5506763df44cc83c19f643 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 20 Mar 2022 12:40:34 +0100
Subject: Merge llvm-project main llvmorg-14-init-10186-gff7f2cfa959b

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvmorg-14-init-10186-gff7f2cfa959b.

PR:		261742
MFC after:	2 weeks

(cherry picked from commit 349cc55c9796c4596a5b9904cd3281af295f878f)
---
 .../ExecutionEngine/Orc/ExecutorProcessControl.cpp | 72 +++++++++++++---------
 1 file changed, 43 insertions(+), 29 deletions(-)

(limited to 'contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp')

diff --git a/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp b/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp
index 7d86d125d1db..2eb835551adb 100644
--- a/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp
+++ b/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/ExecutorProcessControl.cpp
@@ -24,20 +24,22 @@ ExecutorProcessControl::MemoryAccess::~MemoryAccess() {}
 ExecutorProcessControl::~ExecutorProcessControl() {}
 
 SelfExecutorProcessControl::SelfExecutorProcessControl(
-    std::shared_ptr<SymbolStringPool> SSP, Triple TargetTriple,
-    unsigned PageSize, std::unique_ptr<jitlink::JITLinkMemoryManager> MemMgr)
-    : ExecutorProcessControl(std::move(SSP)) {
+    std::shared_ptr<SymbolStringPool> SSP, std::unique_ptr<TaskDispatcher> D,
+    Triple TargetTriple, unsigned PageSize,
+    std::unique_ptr<jitlink::JITLinkMemoryManager> MemMgr)
+    : ExecutorProcessControl(std::move(SSP), std::move(D)) {
 
   OwnedMemMgr = std::move(MemMgr);
   if (!OwnedMemMgr)
-    OwnedMemMgr = std::make_unique<jitlink::InProcessMemoryManager>();
+    OwnedMemMgr = std::make_unique<jitlink::InProcessMemoryManager>(
+        sys::Process::getPageSizeEstimate());
 
   this->TargetTriple = std::move(TargetTriple);
   this->PageSize = PageSize;
   this->MemMgr = OwnedMemMgr.get();
   this->MemAccess = this;
-  this->JDI = {ExecutorAddress::fromPtr(jitDispatchViaWrapperFunctionManager),
-               ExecutorAddress::fromPtr(this)};
+  this->JDI = {ExecutorAddr::fromPtr(jitDispatchViaWrapperFunctionManager),
+               ExecutorAddr::fromPtr(this)};
   if (this->TargetTriple.isOSBinFormatMachO())
     GlobalManglingPrefix = '_';
 }
@@ -45,11 +47,20 @@ SelfExecutorProcessControl::SelfExecutorProcessControl(
 Expected<std::unique_ptr<SelfExecutorProcessControl>>
 SelfExecutorProcessControl::Create(
     std::shared_ptr<SymbolStringPool> SSP,
+    std::unique_ptr<TaskDispatcher> D,
     std::unique_ptr<jitlink::JITLinkMemoryManager> MemMgr) {
 
   if (!SSP)
     SSP = std::make_shared<SymbolStringPool>();
 
+  if (!D) {
+#if LLVM_ENABLE_THREADS
+    D = std::make_unique<DynamicThreadPoolTaskDispatcher>();
+#else
+    D = std::make_unique<InPlaceTaskDispatcher>();
+#endif
+  }
+
   auto PageSize = sys::Process::getPageSize();
   if (!PageSize)
     return PageSize.takeError();
@@ -57,7 +68,8 @@ SelfExecutorProcessControl::Create(
   Triple TT(sys::getProcessTriple());
 
   return std::make_unique<SelfExecutorProcessControl>(
-      std::move(SSP), std::move(TT), *PageSize, std::move(MemMgr));
+      std::move(SSP), std::move(D), std::move(TT), *PageSize,
+      std::move(MemMgr));
 }
 
 Expected<tpctypes::DylibHandle>
@@ -93,7 +105,7 @@ SelfExecutorProcessControl::lookupSymbols(ArrayRef<LookupRequest> Request) {
         // FIXME: Collect all failing symbols before erroring out.
         SymbolNameVector MissingSymbols;
         MissingSymbols.push_back(Sym);
-        return make_error<SymbolsNotFound>(std::move(MissingSymbols));
+        return make_error<SymbolsNotFound>(SSP, std::move(MissingSymbols));
       }
       R.back().push_back(pointerToJITTargetAddress(Addr));
     }
@@ -103,60 +115,62 @@ SelfExecutorProcessControl::lookupSymbols(ArrayRef<LookupRequest> Request) {
 }
 
 Expected<int32_t>
-SelfExecutorProcessControl::runAsMain(JITTargetAddress MainFnAddr,
+SelfExecutorProcessControl::runAsMain(ExecutorAddr MainFnAddr,
                                       ArrayRef<std::string> Args) {
   using MainTy = int (*)(int, char *[]);
-  return orc::runAsMain(jitTargetAddressToFunction<MainTy>(MainFnAddr), Args);
+  return orc::runAsMain(MainFnAddr.toPtr<MainTy>(), Args);
 }
 
-void SelfExecutorProcessControl::callWrapperAsync(
-    SendResultFunction SendResult, JITTargetAddress WrapperFnAddr,
-    ArrayRef<char> ArgBuffer) {
+void SelfExecutorProcessControl::callWrapperAsync(ExecutorAddr WrapperFnAddr,
+                                                  IncomingWFRHandler SendResult,
+                                                  ArrayRef<char> ArgBuffer) {
   using WrapperFnTy =
-      shared::detail::CWrapperFunctionResult (*)(const char *Data, size_t Size);
-  auto *WrapperFn = jitTargetAddressToFunction<WrapperFnTy>(WrapperFnAddr);
+      shared::CWrapperFunctionResult (*)(const char *Data, size_t Size);
+  auto *WrapperFn = WrapperFnAddr.toPtr<WrapperFnTy>();
   SendResult(WrapperFn(ArgBuffer.data(), ArgBuffer.size()));
 }
 
-Error SelfExecutorProcessControl::disconnect() { return Error::success(); }
+Error SelfExecutorProcessControl::disconnect() {
+  D->shutdown();
+  return Error::success();
+}
 
-void SelfExecutorProcessControl::writeUInt8s(ArrayRef<tpctypes::UInt8Write> Ws,
-                                             WriteResultFn OnWriteComplete) {
+void SelfExecutorProcessControl::writeUInt8sAsync(
+    ArrayRef<tpctypes::UInt8Write> Ws, WriteResultFn OnWriteComplete) {
   for (auto &W : Ws)
-    *jitTargetAddressToPointer<uint8_t *>(W.Address) = W.Value;
+    *W.Addr.toPtr<uint8_t *>() = W.Value;
   OnWriteComplete(Error::success());
 }
 
-void SelfExecutorProcessControl::writeUInt16s(
+void SelfExecutorProcessControl::writeUInt16sAsync(
     ArrayRef<tpctypes::UInt16Write> Ws, WriteResultFn OnWriteComplete) {
   for (auto &W : Ws)
-    *jitTargetAddressToPointer<uint16_t *>(W.Address) = W.Value;
+    *W.Addr.toPtr<uint16_t *>() = W.Value;
   OnWriteComplete(Error::success());
 }
 
-void SelfExecutorProcessControl::writeUInt32s(
+void SelfExecutorProcessControl::writeUInt32sAsync(
     ArrayRef<tpctypes::UInt32Write> Ws, WriteResultFn OnWriteComplete) {
   for (auto &W : Ws)
-    *jitTargetAddressToPointer<uint32_t *>(W.Address) = W.Value;
+    *W.Addr.toPtr<uint32_t *>() = W.Value;
   OnWriteComplete(Error::success());
 }
 
-void SelfExecutorProcessControl::writeUInt64s(
+void SelfExecutorProcessControl::writeUInt64sAsync(
     ArrayRef<tpctypes::UInt64Write> Ws, WriteResultFn OnWriteComplete) {
   for (auto &W : Ws)
-    *jitTargetAddressToPointer<uint64_t *>(W.Address) = W.Value;
+    *W.Addr.toPtr<uint64_t *>() = W.Value;
   OnWriteComplete(Error::success());
 }
 
-void SelfExecutorProcessControl::writeBuffers(
+void SelfExecutorProcessControl::writeBuffersAsync(
     ArrayRef<tpctypes::BufferWrite> Ws, WriteResultFn OnWriteComplete) {
   for (auto &W : Ws)
-    memcpy(jitTargetAddressToPointer<char *>(W.Address), W.Buffer.data(),
-           W.Buffer.size());
+    memcpy(W.Addr.toPtr<char *>(), W.Buffer.data(), W.Buffer.size());
   OnWriteComplete(Error::success());
 }
 
-shared::detail::CWrapperFunctionResult
+shared::CWrapperFunctionResult
 SelfExecutorProcessControl::jitDispatchViaWrapperFunctionManager(
     void *Ctx, const void *FnTag, const char *Data, size_t Size) {
 
-- 
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