glsl: Remove ir_function_signature::_is_intrinsic field

text	   data	    bss	    dec	    hex	filename
6036491	 283160	  28608	6348259	 60dde3	lib64/i965_dri.so before
6036395	 283160	  28608	6348163	 60dd83	lib64/i965_dri.so after

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Acked-by: Ilia Mirkin <imirkin@alum.mit.edu>

src/compiler/glsl/builtin_functions.cpp

@@ -3266,7 +3266,6 @@ builtin_builder::new_sig(const glsl_type *return_type,
 #define MAKE_INTRINSIC(return_type, id, avail, ...)  \
    ir_function_signature *sig =                      \
       new_sig(return_type, avail, __VA_ARGS__);      \
-   sig->_is_intrinsic = true;                        \
    sig->intrinsic_id = id;
 
 ir_function_signature *
@@ -5601,7 +5600,6 @@ builtin_builder::_image(image_prototype_ctr prototype,
       sig->is_defined = true;
 
    } else {
-      sig->_is_intrinsic = true;
       sig->intrinsic_id = id;
    }
 

src/compiler/glsl/ir.cpp

@@ -1617,7 +1617,7 @@ ir_variable::get_extension_warning() const
 ir_function_signature::ir_function_signature(const glsl_type *return_type,
                                              builtin_available_predicate b)
    : ir_instruction(ir_type_function_signature),
-     return_type(return_type), is_defined(false), _is_intrinsic(false),
+     return_type(return_type), is_defined(false),
      intrinsic_id(ir_intrinsic_invalid), builtin_avail(b), _function(NULL)
 {
    this->origin = NULL;

src/compiler/glsl/ir.h

@@ -1187,17 +1187,14 @@ public:
    /** Whether or not this function signature is a built-in. */
    bool is_builtin() const;
 
-   /** Whehter or not this function signautre is an intrinsic. */
-   inline bool is_intrinsic() const
-   {
-      return _is_intrinsic;
-   }
-
    /**
     * Whether or not this function is an intrinsic to be implemented
     * by the driver.
     */
-   bool _is_intrinsic;
+   inline bool is_intrinsic() const
+   {
+      return intrinsic_id != ir_intrinsic_invalid;
+   }
 
    /** Indentifier for this intrinsic. */
    enum ir_intrinsic_id intrinsic_id;

src/compiler/glsl/link_functions.cpp

@@ -161,7 +161,6 @@ public:
 
       linked_sig->replace_parameters(&formal_parameters);
 
-      linked_sig->_is_intrinsic = sig->_is_intrinsic;
       linked_sig->intrinsic_id = sig->intrinsic_id;
 
       if (sig->is_defined) {

src/compiler/glsl/lower_shared_reference.cpp

@@ -284,7 +284,6 @@ lower_shared_reference_visitor::shared_store(void *mem_ctx,
       ir_function_signature(glsl_type::void_type, compute_shader_enabled);
    assert(sig);
    sig->replace_parameters(&sig_params);
-   sig->_is_intrinsic = true;
    sig->intrinsic_id = ir_intrinsic_shared_store;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_store_shared");
@@ -312,7 +311,6 @@ lower_shared_reference_visitor::shared_load(void *mem_ctx,
       new(mem_ctx) ir_function_signature(type, compute_shader_enabled);
    assert(sig);
    sig->replace_parameters(&sig_params);
-   sig->_is_intrinsic = true;
    sig->intrinsic_id = ir_intrinsic_shared_load;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_load_shared");
@@ -406,7 +404,6 @@ lower_shared_reference_visitor::lower_shared_atomic_intrinsic(ir_call *ir)
                                          compute_shader_enabled);
    assert(sig);
    sig->replace_parameters(&sig_params);
-   sig->_is_intrinsic = true;
 
    assert(ir->callee->intrinsic_id >= ir_intrinsic_generic_load);
    assert(ir->callee->intrinsic_id <= ir_intrinsic_generic_atomic_comp_swap);

src/compiler/glsl/lower_ubo_reference.cpp

@@ -453,7 +453,6 @@ lower_ubo_reference_visitor::ssbo_store(void *mem_ctx,
       ir_function_signature(glsl_type::void_type, shader_storage_buffer_object);
    assert(sig);
    sig->replace_parameters(&sig_params);
-   sig->_is_intrinsic = true;
    sig->intrinsic_id = ir_intrinsic_ssbo_store;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_store_ssbo");
@@ -491,7 +490,6 @@ lower_ubo_reference_visitor::ssbo_load(void *mem_ctx,
       new(mem_ctx) ir_function_signature(type, shader_storage_buffer_object);
    assert(sig);
    sig->replace_parameters(&sig_params);
-   sig->_is_intrinsic = true;
    sig->intrinsic_id = ir_intrinsic_ssbo_load;
 
    ir_function *f = new(mem_ctx) ir_function("__intrinsic_load_ssbo");
@@ -1018,7 +1016,6 @@ lower_ubo_reference_visitor::lower_ssbo_atomic_intrinsic(ir_call *ir)
                                          shader_storage_buffer_object);
    assert(sig);
    sig->replace_parameters(&sig_params);
-   sig->_is_intrinsic = true;
 
    assert(ir->callee->intrinsic_id >= ir_intrinsic_generic_load);
    assert(ir->callee->intrinsic_id <= ir_intrinsic_generic_atomic_comp_swap);