wine/gecko
0
0
Fork 0
mirror of https://gitlab.winehq.org/wine/wine-gecko.git synced 2024-09-13 09:24:08 -07:00
Code Issues Packages Projects Releases Wiki Activity

Bug 815579: Increment usecount faster on MI to interpreter calls, r=dvander

Browse Source
This commit is contained in:
Hannes Verschore 2012-11-30 14:18:28 +01:00
parent 37ee1aa8dd
commit f90f1daf06
2 changed files with 14 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
js/src/ion/Ion.h
View File

@ -150,6 +150,13 @@ struct IonOptions
// stop running this function in IonMonkey. (default 512) // stop running this function in IonMonkey. (default 512)
uint32 slowCallLimit; uint32 slowCallLimit;
// When caller runs in IM, but callee not, we take a slow path to the interpreter.
// This has a significant overhead. In order to decrease the number of times this happens,
// the useCount gets incremented faster to compile this function in IM and use the fastpath.
//
// Default: 5
uint32 slowCallIncUseCount;
void setEagerCompilation() { void setEagerCompilation() {
eagerCompilation = true; eagerCompilation = true;
usesBeforeCompile = usesBeforeCompileNoJaeger = 0; usesBeforeCompile = usesBeforeCompileNoJaeger = 0;
@ -183,7 +190,8 @@ struct IonOptions
inlineMaxTotalBytecodeLength(800), inlineMaxTotalBytecodeLength(800),
inlineUseCountRatio(128), inlineUseCountRatio(128),
eagerCompilation(false), eagerCompilation(false),
slowCallLimit(512) slowCallLimit(512),
slowCallIncUseCount(5)
{ {
} }
}; };

5
js/src/ion/VMFunctions.cpp
View File

@ -67,6 +67,11 @@ InvokeFunction(JSContext *cx, JSFunction *fun, uint32 argc, Value *argv, Value *
ForbidCompilation(cx, script); ForbidCompilation(cx, script);
} }
} }
// When caller runs in IM, but callee not, we take a slow path to the interpreter.
// This has a significant overhead. In order to decrease the number of times this happens,
// the useCount gets incremented faster to compile this function in IM and use the fastpath.
fun->nonLazyScript()->incUseCount(js_IonOptions.slowCallIncUseCount);
} }
// TI will return false for monitorReturnTypes, meaning there is no // TI will return false for monitorReturnTypes, meaning there is no