nv50/ir/opt: don't delete instruction in removeFlow before its last use

2012-03-22 11:59:32 +01:00 · 2012-03-22 11:59:32 +01:00 · d41f293bf0
parent be161e66d6
commit d41f293bf0
1 changed files with 2 additions and 2 deletions
--- a/src/gallium/drivers/nv50/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nv50/codegen/nv50_ir_peephole.cpp
@ -1737,10 +1737,10 @@ FlatteningPass::removeFlow(Instruction *insn)
   if (term->op != OP_JOIN)
      return;

-   delete_Instruction(prog, term);
-
   Value *pred = term->getPredicate();

+   delete_Instruction(prog, term);
+
   if (pred && pred->refCount() == 0) {
      Instruction *pSet = pred->getUniqueInsn();
      pred->join->reg.data.id = -1; // deallocate