X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=source%2Fopt%2Fir_builder.h;h=9c153deb684f8151c83a8570d57f58c30d1427f0;hb=bc1ec9418b89c996de85d68d28d070e6b2991a48;hp=b376f6d257ddf0ed611f9a68312f59285ad0d48f;hpb=1c0056c339227ca9e337ce3d2f5b83b1f8ccb1e5;p=platform%2Fupstream%2FSPIRV-Tools.git

diff --git a/source/opt/ir_builder.h b/source/opt/ir_builder.h
index b376f6d..9c153de 100644
--- a/source/opt/ir_builder.h
+++ b/source/opt/ir_builder.h
@@ -152,6 +152,22 @@ class InstructionBuilder {
     return AddInstruction(std::move(construct));
   }
 
+  ir::Instruction* AddCompositeExtract(
+      uint32_t type, uint32_t id_of_composite,
+      const std::vector<uint32_t>& index_list) {
+    std::vector<ir::Operand> operands;
+    operands.push_back({SPV_OPERAND_TYPE_ID, {id_of_composite}});
+
+    for (uint32_t index : index_list) {
+      operands.push_back({SPV_OPERAND_TYPE_LITERAL_INTEGER, {index}});
+    }
+
+    std::unique_ptr<ir::Instruction> new_inst(
+        new ir::Instruction(GetContext(), SpvOpCompositeExtract, type,
+                            GetContext()->TakeNextId(), operands));
+    return AddInstruction(std::move(new_inst));
+  }
+
   // Inserts the new instruction before the insertion point.
   ir::Instruction* AddInstruction(std::unique_ptr<ir::Instruction>&& insn) {
     ir::Instruction* insn_ptr = &*insert_before_.InsertBefore(std::move(insn));