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-rw-r--r--src/mesa/pipe/llvm/llvmtgsi.cpp4
-rw-r--r--src/mesa/pipe/llvm/storage.cpp21
-rw-r--r--src/mesa/pipe/llvm/storage.h3
3 files changed, 27 insertions, 1 deletions
diff --git a/src/mesa/pipe/llvm/llvmtgsi.cpp b/src/mesa/pipe/llvm/llvmtgsi.cpp
index cfeb19e4ba8..af602326ae6 100644
--- a/src/mesa/pipe/llvm/llvmtgsi.cpp
+++ b/src/mesa/pipe/llvm/llvmtgsi.cpp
@@ -508,19 +508,21 @@ translate_instruction(llvm::Module *module,
case TGSI_OPCODE_BGNSUB: {
instr->bgnSub(instno, storage);
storage->setCurrentBlock(instr->currentBlock());
+ storage->pushTemps();
return;
}
break;
case TGSI_OPCODE_ENDLOOP2: {
instr->endLoop();
storage->setCurrentBlock(instr->currentBlock());
- storage->popArguments();
return;
}
break;
case TGSI_OPCODE_ENDSUB: {
instr->endSub();
storage->setCurrentBlock(instr->currentBlock());
+ storage->popArguments();
+ storage->popTemps();
return;
}
break;
diff --git a/src/mesa/pipe/llvm/storage.cpp b/src/mesa/pipe/llvm/storage.cpp
index 88ef6711cfb..7300cdfef06 100644
--- a/src/mesa/pipe/llvm/storage.cpp
+++ b/src/mesa/pipe/llvm/storage.cpp
@@ -369,3 +369,24 @@ void Storage::popArguments()
m_CONST = arg.cst;
m_argStack.pop();
}
+
+void Storage::pushTemps()
+{
+ m_tempStack.push(m_temps);
+ std::vector<llvm::Value*> oldTemps = m_temps;
+ m_temps = std::vector<llvm::Value*>(32);
+ int i = 0;
+ for (std::vector<llvm::Value*>::iterator itr = oldTemps.begin();
+ itr != oldTemps.end(); ++itr) {
+ if (*itr) {
+ declareTemp(i);
+ }
+ ++i;
+ }
+}
+
+void Storage::popTemps()
+{
+ m_temps = m_tempStack.top();
+ m_tempStack.pop();
+}
diff --git a/src/mesa/pipe/llvm/storage.h b/src/mesa/pipe/llvm/storage.h
index b8d6eb06049..eeadaa0506a 100644
--- a/src/mesa/pipe/llvm/storage.h
+++ b/src/mesa/pipe/llvm/storage.h
@@ -84,6 +84,8 @@ public:
void pushArguments(llvm::Value *out, llvm::Value *in,
llvm::Value *constPtr);
void popArguments();
+ void pushTemps();
+ void popTemps();
private:
llvm::Value *maskWrite(llvm::Value *src, int mask, llvm::Value *templ);
@@ -122,6 +124,7 @@ private:
llvm::Value *cst;
};
std::stack<Args> m_argStack;
+ std::stack<std::vector<llvm::Value*> > m_tempStack;
};
#endif