1 files changed, 57 insertions, 0 deletions
diff --git a/lib/mesa/src/gallium/drivers/r600/sfn/sfn_instruction_block.cpp b/lib/mesa/src/gallium/drivers/r600/sfn/sfn_instruction_block.cpp
new file mode 100644
index 000000000..212499faf
--- /dev/null
+++ b/lib/mesa/src/gallium/drivers/r600/sfn/sfn_instruction_block.cpp
@@ -0,0 +1,57 @@
+#include "sfn_instruction_block.h"
+
+namespace r600 {
+
+
+InstructionBlock::InstructionBlock(unsigned nesting_depth, unsigned block_number):
+   Instruction(block),
+   m_block_number(block_number),
+   m_nesting_depth(nesting_depth)
+{
+}
+
+void InstructionBlock::emit(PInstruction instr)
+{
+   m_block.push_back(instr);
+}
+
+void InstructionBlock::remap_registers(ValueRemapper& map)
+{
+   for(auto& i: m_block)
+      i->remap_registers(map);
+}
+
+void InstructionBlock::do_evalue_liveness(LiverangeEvaluator& eval) const
+{
+   for(auto& i: m_block)
+      i->evalue_liveness(eval);
+}
+
+bool InstructionBlock::is_equal_to(const Instruction& lhs) const
+{
+   assert(lhs.type() == block);
+   auto& l = static_cast<const InstructionBlock&>(lhs);
+
+   if (m_block.size() != l.m_block.size())
+      return false;
+
+   if (m_block_number != l.m_block_number)
+      return false;
+
+   return std::equal(m_block.begin(), m_block.end(), l.m_block.begin(),
+                     [](PInstruction ri, PInstruction li) {return *ri == *li;});
+}
+
+PInstruction InstructionBlock::last_instruction()
+{
+   return m_block.size() ? *m_block.rbegin() : nullptr;
+}
+
+void InstructionBlock::do_print(std::ostream& os) const
+{
+   std::string space(" ", 2 * m_nesting_depth);
+   for(auto& i: m_block)
+      os << space << *i << "\n";
+}
+
+}