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-rw-r--r--src/3rdparty/angle/src/compiler/DetectDiscontinuity.cpp22
1 files changed, 21 insertions, 1 deletions
diff --git a/src/3rdparty/angle/src/compiler/DetectDiscontinuity.cpp b/src/3rdparty/angle/src/compiler/DetectDiscontinuity.cpp
index 472232a75d..7c3b68a0b3 100644
--- a/src/3rdparty/angle/src/compiler/DetectDiscontinuity.cpp
+++ b/src/3rdparty/angle/src/compiler/DetectDiscontinuity.cpp
@@ -16,11 +16,26 @@ namespace sh
{
bool DetectLoopDiscontinuity::traverse(TIntermNode *node)
{
+ mLoopDepth = 0;
mLoopDiscontinuity = false;
node->traverse(this);
return mLoopDiscontinuity;
}
+bool DetectLoopDiscontinuity::visitLoop(Visit visit, TIntermLoop *loop)
+{
+ if (visit == PreVisit)
+ {
+ ++mLoopDepth;
+ }
+ else if (visit == PostVisit)
+ {
+ --mLoopDepth;
+ }
+
+ return true;
+}
+
bool DetectLoopDiscontinuity::visitBranch(Visit visit, TIntermBranch *node)
{
if (mLoopDiscontinuity)
@@ -28,14 +43,19 @@ bool DetectLoopDiscontinuity::visitBranch(Visit visit, TIntermBranch *node)
return false;
}
+ if (!mLoopDepth)
+ {
+ return true;
+ }
+
switch (node->getFlowOp())
{
case EOpKill:
break;
case EOpBreak:
case EOpContinue:
- mLoopDiscontinuity = true;
case EOpReturn:
+ mLoopDiscontinuity = true;
break;
default: UNREACHABLE();
}