From 461c294ac57e387aa2355cfd2aa93cefaba03baa Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Tue, 18 May 2010 13:53:20 +0200 Subject: [PATCH] Use ir_rvalue::variable_referenced instead of open coding it --- ir_dead_code.cpp | 22 +--------------------- 1 file changed, 1 insertion(+), 21 deletions(-) diff --git a/ir_dead_code.cpp b/ir_dead_code.cpp index 20b791e..aa8ebf8 100644 --- a/ir_dead_code.cpp +++ b/ir_dead_code.cpp @@ -146,28 +146,8 @@ ir_dead_code_visitor::visit_leave(ir_dereference *ir) ir_visitor_status ir_dead_code_visitor::visit_leave(ir_assignment *ir) { - ir_instruction *lhs = ir->lhs; - - /* Walk through the LHS and mark references for variables used in - * array indices but not for the assignment dereference. - */ - while (lhs) { - if (lhs->as_variable()) - break; - - ir_dereference *deref = lhs->as_dereference(); - if (deref) { - lhs = deref->var; - } else { - ir_swizzle *swiz = lhs->as_swizzle(); - - lhs = swiz->val; - } - } - - variable_entry *entry; - entry = this->get_variable_entry(lhs->as_variable()); + entry = this->get_variable_entry(ir->lhs->variable_referenced()); if (entry) { entry->assigned_count++; if (entry->assign == NULL) -- 2.7.4