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Change the JIT to compile eagerly by default as agreed in

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http://llvm.org/PR5184, and beef up the comments to describe what both options
do and the risks of lazy compilation in the presence of threads.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85295 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jeffrey Yasskin
2009-10-27 20:30:28 +00:00
parent 5f75cf511b
commit dc85724f70
8 changed files with 59 additions and 59 deletions
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4
lib/ExecutionEngine/JIT/JIT.cpp
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@@ -599,7 +599,7 @@ void JIT::runJITOnFunctionUnlocked(Function *F, const MutexGuard &locked) {
isAlreadyCodeGenerating = false;
// If the function referred to another function that had not yet been
// read from bitcode, but we are jitting non-lazily, emit it now.
// read from bitcode, and we are jitting non-lazily, emit it now.
while (!jitstate->getPendingFunctions(locked).empty()) {
Function *PF = jitstate->getPendingFunctions(locked).back();
jitstate->getPendingFunctions(locked).pop_back();
@@ -616,7 +616,7 @@ void JIT::runJITOnFunctionUnlocked(Function *F, const MutexGuard &locked) {
// If the JIT is configured to emit info so that dlsym can be used to
// rewrite stubs to external globals, do so now.
if (areDlsymStubsEnabled() && isLazyCompilationDisabled())
if (areDlsymStubsEnabled() && !isCompilingLazily())
updateDlsymStubTable();
}