Remove ir_label since it is no longer used.

ir.cpp

@@ -108,12 +108,6 @@ ir_expression::get_num_operands(void)
    return num_operands[this->operation];
 }
 
-ir_label::ir_label(const char *label, ir_function_signature *signature)
-   : label(label), signature(signature)
-{
-   /* empty */
-}
-
 
 ir_constant::ir_constant(const struct glsl_type *type, const void *data)
 {

ir.h

@@ -183,26 +183,6 @@ public:
 };
 
 
-class ir_label : public ir_instruction {
-public:
-   ir_label(const char *label, ir_function_signature *signature);
-
-   virtual ir_label *as_label()
-   {
-      return this;
-   }
-
-   virtual void accept(ir_visitor *v)
-   {
-      v->visit(this);
-   }
-
-   const char *label;
-
-   ir_function_signature *signature;
-};
-
-
 /*@{*/
 /**
  * The representation of a function instance; may be the full definition or

ir_constant_expression.cpp

@@ -63,7 +63,6 @@ public:
     */
    /*@{*/
    virtual void visit(ir_variable *);
-   virtual void visit(ir_label *);
    virtual void visit(ir_function_signature *);
    virtual void visit(ir_function *);
    virtual void visit(ir_expression *);
@@ -107,14 +106,6 @@ ir_constant_visitor::visit(ir_variable *ir)
 }
 
 
-void
-ir_constant_visitor::visit(ir_label *ir)
-{
-   (void) ir;
-   value = NULL;
-}
-
-
 void
 ir_constant_visitor::visit(ir_function_signature *ir)
 {

ir_constant_folding.cpp

@@ -43,13 +43,6 @@ ir_constant_folding_visitor::visit(ir_variable *ir)
 }
 
 
-void
-ir_constant_folding_visitor::visit(ir_label *ir)
-{
-   ir->signature->accept(this);
-}
-
-
 void
 ir_constant_folding_visitor::visit(ir_function_signature *ir)
 {

ir_constant_folding.h

@@ -47,7 +47,6 @@ public:
     */
    /*@{*/
    virtual void visit(ir_variable *);
-   virtual void visit(ir_label *);
    virtual void visit(ir_function_signature *);
    virtual void visit(ir_function *);
    virtual void visit(ir_expression *);

ir_expression_flattening.cpp

@@ -64,7 +64,6 @@ public:
     */
    /*@{*/
    virtual void visit(ir_variable *);
-   virtual void visit(ir_label *);
    virtual void visit(ir_loop *);
    virtual void visit(ir_loop_jump *);
    virtual void visit(ir_function_signature *);
@@ -101,13 +100,6 @@ ir_expression_flattening_visitor::visit(ir_variable *ir)
    (void) ir;
 }
 
-
-void
-ir_expression_flattening_visitor::visit(ir_label *ir)
-{
-   ir->signature->accept(this);
-}
-
 void
 ir_expression_flattening_visitor::visit(ir_loop *ir)
 {

ir_function_inlining.cpp

@@ -92,7 +92,6 @@ public:
     */
    /*@{*/
    virtual void visit(ir_variable *);
-   virtual void visit(ir_label *);
    virtual void visit(ir_loop *);
    virtual void visit(ir_loop_jump *);
    virtual void visit(ir_function_signature *);
@@ -120,13 +119,6 @@ ir_function_cloning_visitor::visit(ir_variable *ir)
    this->remap_variable(ir, new_var);
 }
 
-void
-ir_function_cloning_visitor::visit(ir_label *ir)
-{
-   (void)ir;
-   this->result = NULL;
-}
-
 void
 ir_function_cloning_visitor::visit(ir_loop *ir)
 {
@@ -452,12 +444,6 @@ ir_function_inlining_visitor::visit(ir_variable *ir)
 }
 
 
-void
-ir_function_inlining_visitor::visit(ir_label *ir)
-{
-   ir->signature->accept(this);
-}
-
 void
 ir_function_inlining_visitor::visit(ir_loop *ir)
 {

ir_function_inlining.h

@@ -48,7 +48,6 @@ public:
     */
    /*@{*/
    virtual void visit(ir_variable *);
-   virtual void visit(ir_label *);
    virtual void visit(ir_loop *);
    virtual void visit(ir_loop_jump *);
    virtual void visit(ir_function_signature *);

ir_if_simplification.cpp

@@ -55,7 +55,6 @@ public:
     */
    /*@{*/
    virtual void visit(ir_variable *);
-   virtual void visit(ir_label *);
    virtual void visit(ir_loop *);
    virtual void visit(ir_loop_jump *);
    virtual void visit(ir_function_signature *);
@@ -138,12 +137,6 @@ ir_if_simplification_visitor::visit(ir_variable *ir)
 }
 
 
-void
-ir_if_simplification_visitor::visit(ir_label *ir)
-{
-   ir->signature->accept(this);
-}
-
 void
 ir_if_simplification_visitor::visit(ir_loop *ir)
 {

ir_print_visitor.cpp

@@ -64,15 +64,6 @@ void ir_print_visitor::visit(ir_variable *ir)
 }
 
 
-void ir_print_visitor::visit(ir_label *ir)
-{
-   printf("\n(label %s\n", ir->label);
-
-   ir->signature->accept(this);
-   printf(")");
-}
-
-
 void ir_print_visitor::visit(ir_function_signature *ir)
 {
    printf("(signature\n  (parameters\n");

ir_print_visitor.h

@@ -54,7 +54,6 @@ public:
     */
    /*@{*/
    virtual void visit(ir_variable *);
-   virtual void visit(ir_label *);
    virtual void visit(ir_function_signature *);
    virtual void visit(ir_function *);
    virtual void visit(ir_expression *);

ir_visitor.h

@@ -45,7 +45,6 @@ public:
     */
    /*@{*/
    virtual void visit(class ir_variable *) = 0;
-   virtual void visit(class ir_label *) = 0;
    virtual void visit(class ir_function_signature *) = 0;
    virtual void visit(class ir_function *) = 0;
    virtual void visit(class ir_expression *) = 0;