Rion/R
1
0
Fork 0
forked from Mirror/Ryujinx
Code Pull requests Activity

Use the jump table for HighCq tail continues. (#1088)

Browse source 
* Use the jump table for tail continues.

This path is always reached when a function larger than our current length limit (currently 5000) is compiled.

* Use Call Flag rather than 1L
This commit is contained in:
riperiperi 2020-04-04 09:05:11 +01:00 committed by GitHub
parent f70cc96464
commit e99e6d0ad1
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

21
ARMeilleure/Instructions/InstEmitFlowHelper.cs
View file

@ -225,14 +225,23 @@ namespace ARMeilleure.Instructions
bool useTailContinue = true; // Left option here as it may be useful if we need to return to managed rather than tail call in future. (eg. for debug) bool useTailContinue = true; // Left option here as it may be useful if we need to return to managed rather than tail call in future. (eg. for debug)
if (useTailContinue) if (useTailContinue)
{ {
if (allowRejit) if (context.HighCq)
{ {
address = context.BitwiseOr(address, Const(1L)); // If we're doing a tail continue in HighCq, reserve a space in the jump table to avoid calling back to the translator.
// This will always try to get a HighCq version of our continue target as well.
EmitJumpTableBranch(context, address, true);
}
else
{
if (allowRejit)
{
address = context.BitwiseOr(address, Const(CallFlag));
}
Operand fallbackAddr = context.Call(new _U64_U64(NativeInterface.GetFunctionAddress), address);
EmitNativeCall(context, fallbackAddr, true);
} }
Operand fallbackAddr = context.Call(new _U64_U64(NativeInterface.GetFunctionAddress), address);
EmitNativeCall(context, fallbackAddr, true);
} }
else else
{ {