Remove all the USE_MEMPOOL debug code.

15 files changed, 78 insertions, 434 deletions

diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c
index 71ef132e38b..ba97d6257bd 100644
--- a/src/mesa/shader/slang/slang_codegen.c
+++ b/src/mesa/shader/slang/slang_codegen.c
@@ -460,11 +460,7 @@ static slang_ir_node *
 new_node3(slang_ir_opcode op,
           slang_ir_node *c0, slang_ir_node *c1, slang_ir_node *c2)
 {
-#if USE_MEMPOOL
    slang_ir_node *n = (slang_ir_node *) _slang_alloc(sizeof(slang_ir_node));
-#else
-   slang_ir_node *n = (slang_ir_node *) calloc(1, sizeof(slang_ir_node));
-#endif
    if (n) {
       n->Opcode = op;
       n->Children[0] = c0;
@@ -927,21 +923,12 @@ slang_inline_function_call(slang_assemble_ctx * A, slang_function *fun,
    assert(fun->param_count == totalArgs);
 
    /* allocate temporary arrays */
-#if USE_MEMPOOL
    paramMode = (ParamMode *)
       _slang_alloc(totalArgs * sizeof(ParamMode));
    substOld = (slang_variable **)
       _slang_alloc(totalArgs * sizeof(slang_variable *));
    substNew = (slang_operation **)
       _slang_alloc(totalArgs * sizeof(slang_operation *));
-#else
-   paramMode = (ParamMode *)
-      _mesa_calloc(totalArgs * sizeof(ParamMode));
-   substOld = (slang_variable **)
-      _mesa_calloc(totalArgs * sizeof(slang_variable *));
-   substNew = (slang_operation **)
-      _mesa_calloc(totalArgs * sizeof(slang_operation *));
-#endif
 
 #if 0
    printf("Inline call to %s  (total vars=%d  nparams=%d)\n",
@@ -1142,11 +1129,9 @@ slang_inline_function_call(slang_assemble_ctx * A, slang_function *fun,
       }
    }
 
-#if !USE_MEMPOOL
-   _mesa_free(paramMode);
-   _mesa_free(substOld);
-   _mesa_free(substNew);
-#endif
+   _slang_free(paramMode);
+   _slang_free(substOld);
+   _slang_free(substNew);
 
 #if 0
    printf("Done Inline call to %s  (total vars=%d  nparams=%d)\n",
@@ -1204,9 +1189,7 @@ _slang_gen_function_call(slang_assemble_ctx *A, slang_function *fun,
    /* Replace the function call with the inlined block */
    slang_operation_destruct(oper);
    *oper = *inlined;
-#if !USE_MEMPOOL
-   _mesa_free(inlined);
-#endif
+   _slang_free(inlined);
 
 #if 0
    assert(inlined->locals);
@@ -1336,9 +1319,7 @@ _slang_gen_asm(slang_assemble_ctx *A, slang_operation *oper,
       n->Store = n0->Store;
       n->Writemask = writemask;
 
-#if !USE_MEMPOOL
-      free(n0);
-#endif
+      _slang_free(n0);
    }
 
    return n;
@@ -1779,11 +1760,9 @@ _slang_gen_temporary(GLint size)
       if (n) {
          n->Store = store;
       }
-#if !USE_MEMPOOL
       else {
-         free(store);
+         _slang_free(store);
       }
-#endif
    }
    return n;
 }
@@ -1892,13 +1871,6 @@ _slang_gen_logical_and(slang_assemble_ctx *A, slang_operation *oper)
    select->children[2].literal_size = 1;
 
    n = _slang_gen_select(A, select);
-
-#if !USE_MEMPOOL
-   /* xxx wrong */
-   free(select->children);
-   free(select);
-#endif
-
    return n;
 }
 
@@ -1925,13 +1897,6 @@ _slang_gen_logical_or(slang_assemble_ctx *A, slang_operation *oper)
    slang_operation_copy(&select->children[2], &oper->children[1]);
 
    n = _slang_gen_select(A, select);
-
-#if !USE_MEMPOOL
-   /* xxx wrong */
-   free(select->children);
-   free(select);
-#endif
-
    return n;
 }
 
diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c
index d1c82a092d5..f23a29633bd 100644
--- a/src/mesa/shader/slang/slang_compile.c
+++ b/src/mesa/shader/slang/slang_compile.c
@@ -194,13 +194,9 @@ parse_float(slang_parse_ctx * C, float *number)
    parse_identifier_str(C, &fractional);
    parse_identifier_str(C, &exponent);
 
-#if USE_MEMPOOL
-   whole = (char *) (_slang_alloc((_mesa_strlen(integral) +
-#else
-   whole = (char *) (slang_alloc_malloc((_mesa_strlen(integral) +
-#endif
-                                         _mesa_strlen(fractional) +
-                                         _mesa_strlen(exponent) + 3) * sizeof(char)));
+   whole = (char *) _slang_alloc((_mesa_strlen(integral) +
+                                  _mesa_strlen(fractional) +
+                                  _mesa_strlen(exponent) + 3) * sizeof(char));
    if (whole == NULL) {
       slang_info_log_memory(C->L);
       return 0;
@@ -214,11 +210,8 @@ parse_float(slang_parse_ctx * C, float *number)
 
    *number = (float) (_mesa_strtod(whole, (char **) NULL));
 
-#if USE_MEMPOOL
    _slang_free(whole);
-#else
-   slang_alloc_free(whole);
-#endif
+
    return 1;
 }
 
@@ -297,11 +290,7 @@ convert_to_array(slang_parse_ctx * C, slang_variable * var,
     * parse the expression */
    var->type.specifier.type = SLANG_SPEC_ARRAY;
    var->type.specifier._array = (slang_type_specifier *)
-#if USE_MEMPOOL
       _slang_alloc(sizeof(slang_type_specifier));
-#else
-      slang_alloc_malloc(sizeof(slang_type_specifier));
-#endif
    if (var->type.specifier._array == NULL) {
       slang_info_log_memory(C->L);
       return GL_FALSE;
@@ -384,21 +373,13 @@ parse_struct(slang_parse_ctx * C, slang_output_ctx * O, slang_struct ** st)
    }
 
    /* set-up a new struct */
-#if USE_MEMPOOL
    *st = (slang_struct *) _slang_alloc(sizeof(slang_struct));
-#else
-   *st = (slang_struct *) slang_alloc_malloc(sizeof(slang_struct));
-#endif
    if (*st == NULL) {
       slang_info_log_memory(C->L);
       return 0;
    }
    if (!slang_struct_construct(*st)) {
-#if USE_MEMPOOL
       _slang_free(*st);
-#else
-      slang_alloc_free(*st);
-#endif
       *st = NULL;
       slang_info_log_memory(C->L);
       return 0;
@@ -424,15 +405,11 @@ parse_struct(slang_parse_ctx * C, slang_output_ctx * O, slang_struct ** st)
       slang_struct *s;
 
       O->structs->structs =
-#if USE_MEMPOOL
          (slang_struct *) _slang_realloc(O->structs->structs,
-#else
-         (slang_struct *) slang_alloc_realloc(O->structs->structs,
-#endif
-                                              O->structs->num_structs *
-                                              sizeof(slang_struct),
-                                              (O->structs->num_structs +
-                                               1) * sizeof(slang_struct));
+                                         O->structs->num_structs
+                                         * sizeof(slang_struct),
+                                         (O->structs->num_structs + 1)
+                                         * sizeof(slang_struct));
       if (O->structs->structs == NULL) {
          slang_info_log_memory(C->L);
          return 0;
@@ -641,22 +618,13 @@ parse_type_specifier(slang_parse_ctx * C, slang_output_ctx * O,
             return 0;
          }
 
-         spec->_struct =
-#if USE_MEMPOOL
-            (slang_struct *) _slang_alloc(sizeof(slang_struct));
-#else
-            (slang_struct *) slang_alloc_malloc(sizeof(slang_struct));
-#endif
+         spec->_struct = (slang_struct *) _slang_alloc(sizeof(slang_struct));
          if (spec->_struct == NULL) {
             slang_info_log_memory(C->L);
             return 0;
          }
          if (!slang_struct_construct(spec->_struct)) {
-#if USE_MEMPOOL
             _slang_free(spec->_struct);
-#else
-            slang_alloc_free(spec->_struct);
-#endif
             spec->_struct = NULL;
             return 0;
          }
@@ -938,13 +906,9 @@ handle_nary_expression(slang_parse_ctx * C, slang_operation * op,
    *total_ops -= n;
 
    *ops = (slang_operation *)
-#if USE_MEMPOOL
       _slang_realloc(*ops,
-#else
-      slang_alloc_realloc(*ops,
-#endif
-                          (*total_ops + n) * sizeof(slang_operation),
-                          *total_ops * sizeof(slang_operation));
+                     (*total_ops + n) * sizeof(slang_operation),
+                     *total_ops * sizeof(slang_operation));
    if (*ops == NULL) {
       slang_info_log_memory(C->L);
       return 0;
@@ -975,13 +939,9 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O,
 
       /* allocate default operation, becomes a no-op if not used  */
       ops = (slang_operation *)
-#if USE_MEMPOOL
          _slang_realloc(ops,
-#else
-         slang_alloc_realloc(ops,
-#endif
-                             num_ops * sizeof(slang_operation),
-                             (num_ops + 1) * sizeof(slang_operation));
+                        num_ops * sizeof(slang_operation),
+                        (num_ops + 1) * sizeof(slang_operation));
       if (ops == NULL) {
          slang_info_log_memory(C->L);
          return 0;
@@ -1223,11 +1183,7 @@ parse_expression(slang_parse_ctx * C, slang_output_ctx * O,
 
    slang_operation_destruct(oper);
    *oper = *ops; /* struct copy */
-#if USE_MEMPOOL
    _slang_free(ops);
-#else
-   slang_alloc_free(ops);
-#endif
 
    return 1;
 }
@@ -1491,22 +1447,13 @@ parse_function_definition(slang_parse_ctx * C, slang_output_ctx * O,
       return 0;
 
    /* create function's body operation */
-   func->body =
-#if USE_MEMPOOL
-      (slang_operation *) _slang_alloc(sizeof(slang_operation));
-#else
-      (slang_operation *) slang_alloc_malloc(sizeof(slang_operation));
-#endif
+   func->body = (slang_operation *) _slang_alloc(sizeof(slang_operation));
    if (func->body == NULL) {
       slang_info_log_memory(C->L);
       return 0;
    }
    if (!slang_operation_construct(func->body)) {
-#if USE_MEMPOOL
       _slang_free(func->body);
-#else
-      slang_alloc_free(func->body);
-#endif
       func->body = NULL;
       slang_info_log_memory(C->L);
       return 0;
@@ -1538,11 +1485,7 @@ initialize_global(slang_assemble_ctx * A, slang_variable * var)
 
    /* put the variable into operation's scope */
    op_id.locals->variables =
-#if USE_MEMPOOL
       (slang_variable **) _slang_alloc(sizeof(slang_variable *));
-#else
-      (slang_variable **) slang_alloc_malloc(sizeof(slang_variable *));
-#endif
    if (op_id.locals->variables == NULL) {
       slang_operation_destruct(&op_id);
       return GL_FALSE;
@@ -1558,11 +1501,7 @@ initialize_global(slang_assemble_ctx * A, slang_variable * var)
    }
    op_assign.type = SLANG_OPER_ASSIGN;
    op_assign.children =
-#if USE_MEMPOOL
       (slang_operation *) _slang_alloc(2 * sizeof(slang_operation));
-#else
-      (slang_operation *) slang_alloc_malloc(2 * sizeof(slang_operation));
-#endif
    if (op_assign.children == NULL) {
       slang_operation_destruct(&op_assign);
       op_id.locals->num_variables = 0;
@@ -1577,11 +1516,7 @@ initialize_global(slang_assemble_ctx * A, slang_variable * var)
 
    /* carefully destroy the operations */
    op_assign.num_children = 0;
-#if USE_MEMPOOL
    _slang_free(op_assign.children);
-#else
-   slang_alloc_free(op_assign.children);
-#endif
    op_assign.children = NULL;
    slang_operation_destruct(&op_assign);
    op_id.locals->num_variables = 0;
@@ -1642,21 +1577,13 @@ parse_init_declarator(slang_parse_ctx * C, slang_output_ctx * O,
       if (!slang_type_specifier_copy(&var->type.specifier, &type->specifier))
          return 0;
       var->initializer =
-#if USE_MEMPOOL
          (slang_operation *) _slang_alloc(sizeof(slang_operation));
-#else
-         (slang_operation *) slang_alloc_malloc(sizeof(slang_operation));
-#endif
       if (var->initializer == NULL) {
          slang_info_log_memory(C->L);
          return 0;
       }
       if (!slang_operation_construct(var->initializer)) {
-#if USE_MEMPOOL
          _slang_free(var->initializer);
-#else
-         slang_alloc_free(var->initializer);
-#endif
          var->initializer = NULL;
          slang_info_log_memory(C->L);
          return 0;
@@ -1788,15 +1715,11 @@ parse_function(slang_parse_ctx * C, slang_output_ctx * O, int definition,
    if (found_func == NULL) {
       /* New function, add it to the function list */
       O->funs->functions =
-#if USE_MEMPOOL
          (slang_function *) _slang_realloc(O->funs->functions,
-#else
-         (slang_function *) slang_alloc_realloc(O->funs->functions,
-#endif
-                                                O->funs->num_functions *
-                                                sizeof(slang_function),
-                                                (O->funs->num_functions +
-                                                 1) * sizeof(slang_function));
+                                           O->funs->num_functions
+                                           * sizeof(slang_function),
+                                           (O->funs->num_functions + 1)
+                                           * sizeof(slang_function));
       if (O->funs->functions == NULL) {
          slang_info_log_memory(C->L);
          slang_function_destruct(&parsed_func);
diff --git a/src/mesa/shader/slang/slang_compile_function.c b/src/mesa/shader/slang/slang_compile_function.c
index bb5be3feecd..80769b33ae8 100644
--- a/src/mesa/shader/slang/slang_compile_function.c
+++ b/src/mesa/shader/slang/slang_compile_function.c
@@ -44,11 +44,7 @@ slang_fixup_table_init(slang_fixup_table * fix)
 void
 slang_fixup_table_free(slang_fixup_table * fix)
 {
-#if USE_MEMPOOL
    _slang_free(fix->table);
-#else
-   slang_alloc_free(fix->table);
-#endif
    slang_fixup_table_init(fix);
 }
 
@@ -59,13 +55,9 @@ GLboolean
 slang_fixup_save(slang_fixup_table *fixups, GLuint address)
 {
    fixups->table = (GLuint *)
-#if USE_MEMPOOL
       _slang_realloc(fixups->table,
-#else
-      slang_alloc_realloc(fixups->table,
-#endif
-                          fixups->count * sizeof(GLuint),
-                          (fixups->count + 1) * sizeof(GLuint));
+                     fixups->count * sizeof(GLuint),
+                     (fixups->count + 1) * sizeof(GLuint));
    if (fixups->table == NULL)
       return GL_FALSE;
    fixups->table[fixups->count] = address;
@@ -85,11 +77,7 @@ slang_function_construct(slang_function * func)
       return 0;
 
    func->parameters = (slang_variable_scope *)
-#if USE_MEMPOOL
       _slang_alloc(sizeof(slang_variable_scope));
-#else
-      slang_alloc_malloc(sizeof(slang_variable_scope));
-#endif
    if (func->parameters == NULL) {
       slang_variable_destruct(&func->header);
       return 0;
@@ -108,18 +96,10 @@ slang_function_destruct(slang_function * func)
 {
    slang_variable_destruct(&func->header);
    slang_variable_scope_destruct(func->parameters);
-#if USE_MEMPOOL
    _slang_free(func->parameters);
-#else
-   slang_alloc_free(func->parameters);
-#endif
    if (func->body != NULL) {
       slang_operation_destruct(func->body);
-#if USE_MEMPOOL
       _slang_free(func->body);
-#else
-      slang_alloc_free(func->body);
-#endif
    }
    slang_fixup_table_free(&func->fixups);
 }
@@ -143,11 +123,7 @@ slang_function_scope_destruct(slang_function_scope * scope)
 
    for (i = 0; i < scope->num_functions; i++)
       slang_function_destruct(scope->functions + i);
-#if USE_MEMPOOL
    _slang_free(scope->functions);
-#else
-   slang_alloc_free(scope->functions);
-#endif
 }
 
 
diff --git a/src/mesa/shader/slang/slang_compile_operation.c b/src/mesa/shader/slang/slang_compile_operation.c
index c19a1b101bf..b18e08d2ae5 100644
--- a/src/mesa/shader/slang/slang_compile_operation.c
+++ b/src/mesa/shader/slang/slang_compile_operation.c
@@ -61,11 +61,9 @@ slang_operation_destruct(slang_operation * oper)
 
    for (i = 0; i < oper->num_children; i++)
       slang_operation_destruct(oper->children + i);
-#if !USE_MEMPOOL
-   slang_alloc_free(oper->children);
+   _slang_free(oper->children);
    slang_variable_scope_destruct(oper->locals);
-   slang_alloc_free(oper->locals);
-#endif
+   _slang_free(oper->locals);
    oper->children = NULL;
    oper->num_children = 0;
    oper->locals = NULL;
@@ -85,11 +83,7 @@ slang_operation_copy(slang_operation * x, const slang_operation * y)
       return GL_FALSE;
    z.type = y->type;
    z.children = (slang_operation *)
-#if USE_MEMPOOL
       _slang_alloc(y->num_children * sizeof(slang_operation));
-#else
-      slang_alloc_malloc(y->num_children * sizeof(slang_operation));
-#endif
    if (z.children == NULL) {
       slang_operation_destruct(&z);
       return GL_FALSE;
@@ -135,11 +129,7 @@ slang_operation *
 slang_operation_new(GLuint count)
 {
    slang_operation *ops
-#if USE_MEMPOOL
        = (slang_operation *) _slang_alloc(count * sizeof(slang_operation));
-#else
-       = (slang_operation *) _mesa_malloc(count * sizeof(slang_operation));
-#endif
    assert(count > 0);
    if (ops) {
       GLuint i;
@@ -157,9 +147,7 @@ void
 slang_operation_delete(slang_operation *oper)
 {
    slang_operation_destruct(oper);
-#if !USE_MEMPOOL
-   _mesa_free(oper);
-#endif
+   _slang_free(oper);
 }
 
 
@@ -169,19 +157,13 @@ slang_operation_grow(GLuint *numChildren, slang_operation **children)
    slang_operation *ops;
 
    ops = (slang_operation *)
-#if USE_MEMPOOL
       _slang_realloc(*children,
-#else
-      slang_alloc_realloc(*children,
-#endif
-                          *numChildren * sizeof(slang_operation),
-                          (*numChildren + 1) * sizeof(slang_operation));
+                     *numChildren * sizeof(slang_operation),
+                     (*numChildren + 1) * sizeof(slang_operation));
    if (ops) {
       slang_operation *newOp = ops + *numChildren;
       if (!slang_operation_construct(newOp)) {
-#if !USE_MEMPOOL
-         _mesa_free(ops);
-#endif
+         _slang_free(ops);
          *children = NULL;
          return NULL;
       }
@@ -208,11 +190,7 @@ slang_operation_insert(GLuint *numElements, slang_operation **array,
    assert(pos <= *numElements);
 
    ops = (slang_operation *)
-#if USE_MEMPOOL
       _slang_alloc((*numElements + 1) * sizeof(slang_operation));
-#else
-      _mesa_malloc((*numElements + 1) * sizeof(slang_operation));
-#endif
    if (ops) {
       slang_operation *newOp;
       newOp = ops + pos;
@@ -223,17 +201,13 @@ slang_operation_insert(GLuint *numElements, slang_operation **array,
                       (*numElements - pos) * sizeof(slang_operation));
 
       if (!slang_operation_construct(newOp)) {
-#if !USE_MEMPOOL
-         _mesa_free(ops);
-#endif
+         _slang_free(ops);
          *numElements = 0;
          *array = NULL;
          return NULL;
       }
-#if !USE_MEMPOOL
       if (*array)
-         _mesa_free(*array);
-#endif
+         _slang_free(*array);
       *array = ops;
       (*numElements)++;
       return newOp;
diff --git a/src/mesa/shader/slang/slang_compile_struct.c b/src/mesa/shader/slang/slang_compile_struct.c
index 4a4773217a8..97a34d24fe0 100644
--- a/src/mesa/shader/slang/slang_compile_struct.c
+++ b/src/mesa/shader/slang/slang_compile_struct.c
@@ -48,11 +48,7 @@ slang_struct_scope_destruct(slang_struct_scope * scope)
 
    for (i = 0; i < scope->num_structs; i++)
       slang_struct_destruct(scope->structs + i);
-#if USE_MEMPOOL
    _slang_free(scope->structs);
-#else
-   slang_alloc_free(scope->structs);
-#endif
    /* do not free scope->outer_scope */
 }
 
@@ -63,13 +59,8 @@ slang_struct_scope_copy(slang_struct_scope * x, const slang_struct_scope * y)
    GLuint i;
 
    _slang_struct_scope_ctr(&z);
-   z.structs =
-#if USE_MEMPOOL
-      (slang_struct *) _slang_alloc(y->num_structs *
-#else
-      (slang_struct *) slang_alloc_malloc(y->num_structs *
-#endif
-                                          sizeof(slang_struct));
+   z.structs = (slang_struct *)
+      _slang_alloc(y->num_structs * sizeof(slang_struct));
    if (z.structs == NULL) {
       slang_struct_scope_destruct(&z);
       return 0;
@@ -111,28 +102,16 @@ slang_struct_construct(slang_struct * stru)
 {
    stru->a_name = SLANG_ATOM_NULL;
    stru->fields = (slang_variable_scope *)
-#if USE_MEMPOOL
       _slang_alloc(sizeof(slang_variable_scope));
-#else
-      slang_alloc_malloc(sizeof(slang_variable_scope));
-#endif
    if (stru->fields == NULL)
       return 0;
    _slang_variable_scope_ctr(stru->fields);
 
    stru->structs =
-#if USE_MEMPOOL
       (slang_struct_scope *) _slang_alloc(sizeof(slang_struct_scope));
-#else
-      (slang_struct_scope *) slang_alloc_malloc(sizeof(slang_struct_scope));
-#endif
    if (stru->structs == NULL) {
       slang_variable_scope_destruct(stru->fields);
-#if USE_MEMPOOL
       _slang_free(stru->fields);
-#else
-      slang_alloc_free(stru->fields);
-#endif
       return 0;
    }
    _slang_struct_scope_ctr(stru->structs);
@@ -143,17 +122,9 @@ void
 slang_struct_destruct(slang_struct * stru)
 {
    slang_variable_scope_destruct(stru->fields);
-#if USE_MEMPOOL
    _slang_free(stru->fields);
-#else
-   slang_alloc_free(stru->fields);
-#endif
    slang_struct_scope_destruct(stru->structs);
-#if USE_MEMPOOL
    _slang_free(stru->structs);
-#else
-   slang_alloc_free(stru->structs);
-#endif
 }
 
 int
diff --git a/src/mesa/shader/slang/slang_compile_variable.c b/src/mesa/shader/slang/slang_compile_variable.c
index aedf3d46632..d53255075f6 100644
--- a/src/mesa/shader/slang/slang_compile_variable.c
+++ b/src/mesa/shader/slang/slang_compile_variable.c
@@ -135,16 +135,10 @@ slang_fully_specified_type_copy(slang_fully_specified_type * x,
 static slang_variable *
 slang_variable_new(void)
 {
-#if USE_MEMPOOL
    slang_variable *v = (slang_variable *) _slang_alloc(sizeof(slang_variable));
-#else
-   slang_variable *v = (slang_variable *) malloc(sizeof(slang_variable));
-#endif
    if (v) {
       if (!slang_variable_construct(v)) {
-#if !USE_MEMPOOL
-         free(v);
-#endif
+         _slang_free(v);
          v = NULL;
       }
    }
@@ -156,9 +150,7 @@ static void
 slang_variable_delete(slang_variable * var)
 {
    slang_variable_destruct(var);
-#if !USE_MEMPOOL
-   free(var);
-#endif
+   _slang_free(var);
 }
 
 
@@ -170,12 +162,9 @@ slang_variable_scope *
 _slang_variable_scope_new(slang_variable_scope *parent)
 {
    slang_variable_scope *s;
-#if USE_MEMPOOL
    s = (slang_variable_scope *) _slang_alloc(sizeof(slang_variable_scope));
-#else
-   s = (slang_variable_scope *) _mesa_calloc(sizeof(slang_variable_scope));
-#endif
-   s->outer_scope = parent;
+   if (s)
+      s->outer_scope = parent;
    return s;
 }
 
@@ -199,11 +188,7 @@ slang_variable_scope_destruct(slang_variable_scope * scope)
       if (scope->variables[i])
          slang_variable_delete(scope->variables[i]);
    }
-#if USE_MEMPOOL
    _slang_free(scope->variables);
-#else
-   slang_alloc_free(scope->variables);
-#endif
    /* do not free scope->outer_scope */
 }
 
@@ -216,11 +201,7 @@ slang_variable_scope_copy(slang_variable_scope * x,
 
    _slang_variable_scope_ctr(&z);
    z.variables = (slang_variable **)
-#if USE_MEMPOOL
       _slang_alloc(y->num_variables * sizeof(slang_variable *));
-#else
-      _mesa_calloc(y->num_variables * sizeof(slang_variable *));
-#endif
    if (z.variables == NULL) {
       slang_variable_scope_destruct(&z);
       return 0;
@@ -255,13 +236,9 @@ slang_variable_scope_grow(slang_variable_scope *scope)
 {
    const int n = scope->num_variables;
    scope->variables = (slang_variable **)
-#if USE_MEMPOOL
          _slang_realloc(scope->variables,
-#else
-         slang_alloc_realloc(scope->variables,
-#endif
-                             n * sizeof(slang_variable *),
-                             (n + 1) * sizeof(slang_variable *));
+                        n * sizeof(slang_variable *),
+                        (n + 1) * sizeof(slang_variable *));
    if (!scope->variables)
       return NULL;
 
@@ -300,11 +277,7 @@ slang_variable_destruct(slang_variable * var)
    slang_fully_specified_type_destruct(&var->type);
    if (var->initializer != NULL) {
       slang_operation_destruct(var->initializer);
-#if USE_MEMPOOL
       _slang_free(var->initializer);
-#else
-      slang_alloc_free(var->initializer);
-#endif
    }
 #if 0
    if (var->aux) {
@@ -329,19 +302,13 @@ slang_variable_copy(slang_variable * x, const slang_variable * y)
    z.array_len = y->array_len;
    if (y->initializer != NULL) {
       z.initializer
-#if USE_MEMPOOL
          = (slang_operation *) _slang_alloc(sizeof(slang_operation));
-#else
-         = (slang_operation *) slang_alloc_malloc(sizeof(slang_operation));
-#endif
       if (z.initializer == NULL) {
          slang_variable_destruct(&z);
          return 0;
       }
       if (!slang_operation_construct(z.initializer)) {
-#if !USE_MEMPOOL
-         slang_alloc_free(z.initializer);
-#endif
+         _slang_free(z.initializer);
          slang_variable_destruct(&z);
          return 0;
       }
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index c6683720191..7804e192360 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -127,11 +127,7 @@ slang_ir_storage *
 _slang_new_ir_storage(enum register_file file, GLint index, GLint size)
 {
    slang_ir_storage *st;
-#if USE_MEMPOOL
    st = (slang_ir_storage *) _slang_alloc(sizeof(slang_ir_storage));
-#else
-   st = (slang_ir_storage *) _mesa_calloc(sizeof(slang_ir_storage));
-#endif
    if (st) {
       st->File = file;
       st->Index = index;
@@ -156,11 +152,7 @@ alloc_temp_storage(slang_emit_info *emitInfo, slang_ir_node *n, GLint size)
    if (!_slang_alloc_temp(emitInfo->vt, n->Store)) {
       slang_info_log_error(emitInfo->log,
                            "Ran out of registers, too many temporaries");
-#if USE_MEMPOOL
       _slang_free(n->Store);
-#else
-      _mesa_free(n->Store);
-#endif
       n->Store = NULL;
       return GL_FALSE;
    }
diff --git a/src/mesa/shader/slang/slang_ir.c b/src/mesa/shader/slang/slang_ir.c
index b99866761f3..9517bdf29da 100644
--- a/src/mesa/shader/slang/slang_ir.c
+++ b/src/mesa/shader/slang/slang_ir.c
@@ -26,6 +26,7 @@
 #include "imports.h"
 #include "context.h"
 #include "slang_ir.h"
+#include "slang_mem.h"
 #include "prog_print.h"
 
 
@@ -113,6 +114,7 @@ _slang_ir_name(slang_ir_opcode opcode)
 }
 
 
+#if 0 /* no longer needed with mempool */
 /**
  * Since many IR nodes might point to the same IR storage info, we need
  * to be careful when deleting things.
@@ -131,6 +133,7 @@ _slang_refcount_storage(slang_ir_node *n)
    for (i = 0; i < 3; i++)
       _slang_refcount_storage(n->Children[i]);
 }
+#endif
 
 
 static void
@@ -140,22 +143,20 @@ _slang_free_ir(slang_ir_node *n)
    if (!n)
       return;
 
+#if 0
    if (n->Store) {
       n->Store->RefCount--;
       if (n->Store->RefCount == 0) {
-#if !USE_MEMPOOL
-         free(n->Store);
-#endif
+         _slang_free(n->Store);
          n->Store = NULL;
       }
    }
+#endif
 
    for (i = 0; i < 3; i++)
       _slang_free_ir(n->Children[i]);
    /* Do not free n->List since it's a child elsewhere */
-#if !USE_MEMPOOL
-   free(n);
-#endif
+   _slang_free(n);
 }
 
 
@@ -167,8 +168,8 @@ _slang_free_ir_tree(slang_ir_node *n)
 {
 #if 0
    _slang_refcount_storage(n);
-   _slang_free_ir(n);
 #endif
+   _slang_free_ir(n);
 }
 
 
diff --git a/src/mesa/shader/slang/slang_label.c b/src/mesa/shader/slang/slang_label.c
index a4529be74fb..1ca1ef0c7c0 100644
--- a/src/mesa/shader/slang/slang_label.c
+++ b/src/mesa/shader/slang/slang_label.c
@@ -15,17 +15,9 @@
 slang_label *
 _slang_label_new(const char *name)
 {
-#if !USE_MEMPOOL
-   slang_label *l = (slang_label *) _mesa_calloc(sizeof(slang_label));
-#else
    slang_label *l = (slang_label *) _slang_alloc(sizeof(slang_label));
-#endif
    if (l) {
-#if !USE_MEMPOOL
-      l->Name = _mesa_strdup(name);
-#else
       l->Name = _slang_strdup(name);
-#endif
       l->Location = -1;
    }
    return l;
@@ -38,17 +30,9 @@ slang_label *
 _slang_label_new_unique(const char *name)
 {
    static int id = 1;
-#if !USE_MEMPOOL
-   slang_label *l = (slang_label *) _mesa_calloc(sizeof(slang_label));
-#else
    slang_label *l = (slang_label *) _slang_alloc(sizeof(slang_label));
-#endif
    if (l) {
-#if !USE_MEMPOOL
-      l->Name = (char *) _mesa_malloc(_mesa_strlen(name) + 10);
-#else
       l->Name = (char *) _slang_alloc(_mesa_strlen(name) + 10);
-#endif
       if (!l->Name) {
          _mesa_free(l);
          return NULL;
@@ -63,13 +47,15 @@ _slang_label_new_unique(const char *name)
 void
 _slang_label_delete(slang_label *l)
 {
-#if !USE_MEMPOOL
-   if (l->Name)
-      _mesa_free(l->Name);
-   if (l->References)
-      _mesa_free(l->References);
-   _mesa_free(l);
-#endif
+   if (l->Name) {
+      _slang_free(l->Name);
+      l->Name = NULL;
+   }
+   if (l->References) {
+      _slang_free(l->References);
+      l->References = NULL;
+   }
+   _slang_free(l);
 }
 
 
@@ -78,13 +64,8 @@ _slang_label_add_reference(slang_label *l, GLuint inst)
 {
    const GLuint oldSize = l->NumReferences * sizeof(GLuint);
    assert(l->Location < 0);
-#if !USE_MEMPOOL
-   l->References = _mesa_realloc(l->References,
-                                 oldSize, oldSize + sizeof(GLuint));
-#else
    l->References = _slang_realloc(l->References,
                                   oldSize, oldSize + sizeof(GLuint));
-#endif
    if (l->References) {
       l->References[l->NumReferences] = inst;
       l->NumReferences++;
@@ -117,9 +98,7 @@ _slang_label_set_location(slang_label *l, GLint location,
    }
 
    if (l->References) {
-#if !USE_MEMPOOL
-      _mesa_free(l->References);
-#endif
+      _slang_free(l->References);
       l->References = NULL;
    }
 }
diff --git a/src/mesa/shader/slang/slang_mem.h b/src/mesa/shader/slang/slang_mem.h
index a91c2b8791f..49885b6c982 100644
--- a/src/mesa/shader/slang/slang_mem.h
+++ b/src/mesa/shader/slang/slang_mem.h
@@ -52,6 +52,4 @@ extern void
 _slang_free(void *addr);
 
 
-#define USE_MEMPOOL 1  /* XXX temporary */
-
 #endif
diff --git a/src/mesa/shader/slang/slang_storage.c b/src/mesa/shader/slang/slang_storage.c
index e7fb63c289a..bc32aa4b022 100644
--- a/src/mesa/shader/slang/slang_storage.c
+++ b/src/mesa/shader/slang/slang_storage.c
@@ -48,11 +48,7 @@ slang_storage_array_destruct(slang_storage_array * arr)
 {
    if (arr->aggregate != NULL) {
       slang_storage_aggregate_destruct(arr->aggregate);
-#if USE_MEMPOOL
       _slang_free(arr->aggregate);
-#else
-      slang_alloc_free(arr->aggregate);
-#endif
    }
 }
 
@@ -73,11 +69,7 @@ slang_storage_aggregate_destruct(slang_storage_aggregate * agg)
 
    for (i = 0; i < agg->count; i++)
       slang_storage_array_destruct(agg->arrays + i);
-#if USE_MEMPOOL
    _slang_free(agg->arrays);
-#else
-   slang_alloc_free(agg->arrays);
-#endif
 }
 
 static slang_storage_array *
@@ -86,13 +78,9 @@ slang_storage_aggregate_push_new(slang_storage_aggregate * agg)
    slang_storage_array *arr = NULL;
 
    agg->arrays = (slang_storage_array *)
-#if USE_MEMPOOL
       _slang_realloc(agg->arrays,
-#else
-      slang_alloc_realloc(agg->arrays,
-#endif
-                          agg->count * sizeof(slang_storage_array),
-                          (agg->count + 1) * sizeof(slang_storage_array));
+                     agg->count * sizeof(slang_storage_array),
+                     (agg->count + 1) * sizeof(slang_storage_array));
    if (agg->arrays != NULL) {
       arr = agg->arrays + agg->count;
       if (!slang_storage_array_construct(arr))
@@ -125,21 +113,12 @@ aggregate_matrix(slang_storage_aggregate * agg, slang_storage_type basic_type,
       return GL_FALSE;
    arr->type = SLANG_STORE_AGGREGATE;
    arr->length = columns;
-   arr->aggregate =
-      (slang_storage_aggregate *)
-#if USE_MEMPOOL
+   arr->aggregate = (slang_storage_aggregate *)
       _slang_alloc(sizeof(slang_storage_aggregate));
-#else
-      slang_alloc_malloc(sizeof(slang_storage_aggregate));
-#endif
    if (arr->aggregate == NULL)
       return GL_FALSE;
    if (!slang_storage_aggregate_construct(arr->aggregate)) {
-#if USE_MEMPOOL
       _slang_free(arr->aggregate);
-#else
-      slang_alloc_free(arr->aggregate);
-#endif
       arr->aggregate = NULL;
       return GL_FALSE;
    }
@@ -240,21 +219,12 @@ _slang_aggregate_variable(slang_storage_aggregate * agg,
          if (arr == NULL)
             return GL_FALSE;
          arr->type = SLANG_STORE_AGGREGATE;
-         arr->aggregate =
-            (slang_storage_aggregate *)
-#if USE_MEMPOOL
+         arr->aggregate = (slang_storage_aggregate *)
             _slang_alloc(sizeof(slang_storage_aggregate));
-#else
-            slang_alloc_malloc(sizeof(slang_storage_aggregate));
-#endif
          if (arr->aggregate == NULL)
             return GL_FALSE;
          if (!slang_storage_aggregate_construct(arr->aggregate)) {
-#if USE_MEMPOOL
             _slang_free(arr->aggregate);
-#else
-            slang_alloc_free(arr->aggregate);
-#endif
             arr->aggregate = NULL;
             return GL_FALSE;
          }
diff --git a/src/mesa/shader/slang/slang_typeinfo.c b/src/mesa/shader/slang/slang_typeinfo.c
index c688423d8d2..da0b32bc444 100644
--- a/src/mesa/shader/slang/slang_typeinfo.c
+++ b/src/mesa/shader/slang/slang_typeinfo.c
@@ -179,19 +179,11 @@ slang_type_specifier_dtr(slang_type_specifier * self)
 {
    if (self->_struct != NULL) {
       slang_struct_destruct(self->_struct);
-#if USE_MEMPOOL
       _slang_free(self->_struct);
-#else
-      slang_alloc_free(self->_struct);
-#endif
    }
    if (self->_array != NULL) {
       slang_type_specifier_dtr(self->_array);
-#if USE_MEMPOOL
       _slang_free(self->_array);
-#else
-      slang_alloc_free(self->_array);
-#endif
    }
 }
 
@@ -204,21 +196,13 @@ slang_type_specifier_copy(slang_type_specifier * x,
    slang_type_specifier_ctr(&z);
    z.type = y->type;
    if (z.type == SLANG_SPEC_STRUCT) {
-#if USE_MEMPOOL
       z._struct = (slang_struct *) _slang_alloc(sizeof(slang_struct));
-#else
-      z._struct = (slang_struct *) slang_alloc_malloc(sizeof(slang_struct));
-#endif
       if (z._struct == NULL) {
          slang_type_specifier_dtr(&z);
          return GL_FALSE;
       }
       if (!slang_struct_construct(z._struct)) {
-#if USE_MEMPOOL
          _slang_free(z._struct);
-#else
-         slang_alloc_free(z._struct);
-#endif
          slang_type_specifier_dtr(&z);
          return GL_FALSE;
       }
@@ -228,13 +212,8 @@ slang_type_specifier_copy(slang_type_specifier * x,
       }
    }
    else if (z.type == SLANG_SPEC_ARRAY) {
-      z._array =
-         (slang_type_specifier *)
-#if USE_MEMPOOL
+      z._array = (slang_type_specifier *)
          _slang_alloc(sizeof(slang_type_specifier));
-#else
-         slang_alloc_malloc(sizeof(slang_type_specifier));
-#endif
       if (z._array == NULL) {
          slang_type_specifier_dtr(&z);
          return GL_FALSE;
@@ -617,19 +596,11 @@ _slang_typeof_operation_(slang_operation * op,
                /* struct initializer */
                ti->spec.type = SLANG_SPEC_STRUCT;
                ti->spec._struct =
-#if USE_MEMPOOL
                   (slang_struct *) _slang_alloc(sizeof(slang_struct));
-#else
-                  (slang_struct *) slang_alloc_malloc(sizeof(slang_struct));
-#endif
                if (ti->spec._struct == NULL)
                   return GL_FALSE;
                if (!slang_struct_construct(ti->spec._struct)) {
-#if USE_MEMPOOL
                   _slang_free(ti->spec._struct);
-#else
-                  slang_alloc_free(ti->spec._struct);
-#endif
                   ti->spec._struct = NULL;
                   return GL_FALSE;
                }
diff --git a/src/mesa/shader/slang/slang_utility.c b/src/mesa/shader/slang/slang_utility.c
index 786b8990dfe..2a2dc8e54ff 100644
--- a/src/mesa/shader/slang/slang_utility.c
+++ b/src/mesa/shader/slang/slang_utility.c
@@ -153,16 +153,9 @@ slang_atom_pool_destruct (slang_atom_pool * pool)
 		
       entry = pool->entries[i];
       while (entry != NULL) {
-         slang_atom_entry *next;
-
-         next = entry->next;
-#if USE_MEMPOOL
+         slang_atom_entry *next = entry->next;
          _slang_free(entry->id);
          _slang_free(entry);
-#else
-         slang_alloc_free(entry->id);
-         slang_alloc_free(entry);
-#endif
          entry = next;
       }
    }
@@ -210,11 +203,7 @@ slang_atom_pool_atom(slang_atom_pool * pool, const char * id)
    /* Okay, we have not found an atom. Create a new entry for it.
     * Note that the <entry> points to the last entry's <next> field.
     */
-#if USE_MEMPOOL
-   *entry = (slang_atom_entry *) (_slang_alloc(sizeof(slang_atom_entry)));
-#else
-   *entry = (slang_atom_entry *) (slang_alloc_malloc(sizeof(slang_atom_entry)));
-#endif
+   *entry = (slang_atom_entry *) _slang_alloc(sizeof(slang_atom_entry));
    if (*entry == NULL)
       return SLANG_ATOM_NULL;
 
@@ -223,11 +212,7 @@ slang_atom_pool_atom(slang_atom_pool * pool, const char * id)
     * value.
     */
    (**entry).next = NULL;
-#if USE_MEMPOOL
    (**entry).id = _slang_strdup(id);
-#else
-   (**entry).id = slang_string_duplicate(id);
-#endif
    if ((**entry).id == NULL)
       return SLANG_ATOM_NULL;
    return (slang_atom) (**entry).id;
diff --git a/src/mesa/shader/slang/slang_utility.h b/src/mesa/shader/slang/slang_utility.h
index 98a4cd59912..032c5618107 100644
--- a/src/mesa/shader/slang/slang_utility.h
+++ b/src/mesa/shader/slang/slang_utility.h
@@ -25,24 +25,15 @@
 #ifndef SLANG_UTILITY_H
 #define SLANG_UTILITY_H
 
-#include "slang_mem.h"
-
 
 /* Compile-time assertions.  If the expression is zero, try to declare an
  * array of size [-1] to cause compilation error.
  */
 #define static_assert(expr) do { int _array[(expr) ? 1 : -1]; (void) _array[0]; } while (0)
 
-#if !USE_MEMPOOL
-#define slang_alloc_free(ptr) _mesa_free (ptr)
-#define slang_alloc_malloc(size) _mesa_malloc (size)
-#define slang_alloc_realloc(ptr, old_size, size) _mesa_realloc (ptr, old_size, size)
-#endif
+
 #define slang_string_compare(str1, str2) _mesa_strcmp (str1, str2)
 #define slang_string_copy(dst, src) _mesa_strcpy (dst, src)
-#if !USE_MEMPOOL
-#define slang_string_duplicate(src) _mesa_strdup (src)
-#endif
 #define slang_string_length(str) _mesa_strlen (str)
 
 char *slang_string_concat (char *, const char *);
@@ -107,4 +98,3 @@ const char *slang_atom_pool_id (slang_atom_pool *, slang_atom);
 
 
 #endif
-
diff --git a/src/mesa/shader/slang/slang_vartable.c b/src/mesa/shader/slang/slang_vartable.c
index 27f8aeb4bde..5814481ea79 100644
--- a/src/mesa/shader/slang/slang_vartable.c
+++ b/src/mesa/shader/slang/slang_vartable.c
@@ -50,11 +50,7 @@ slang_var_table *
 _slang_new_var_table(GLuint maxRegisters)
 {
    slang_var_table *vt
-#if USE_MEMPOOL
       = (slang_var_table *) _slang_alloc(sizeof(slang_var_table));
-#else
-      = (slang_var_table *) _mesa_calloc(sizeof(slang_var_table));
-#endif
    if (vt) {
       vt->MaxRegisters = maxRegisters;
    }
@@ -69,9 +65,7 @@ _slang_delete_var_table(slang_var_table *vt)
       _mesa_problem(NULL, "non-empty var table in _slang_delete_var_table()");
       return;
    }
-#if !USE_MEMPOOL
-   _mesa_free(vt);
-#endif
+   _slang_free(vt);
 }
 
 
@@ -84,11 +78,7 @@ _slang_delete_var_table(slang_var_table *vt)
 void
 _slang_push_var_table(slang_var_table *vt)
 {
-#if USE_MEMPOOL
    struct table *t = (struct table *) _slang_alloc(sizeof(struct table));
-#else
-   struct table *t = (struct table *) _mesa_calloc(sizeof(struct table));
-#endif
    if (t) {
       t->Level = vt->CurLevel++;
       t->Parent = vt->Top;
@@ -147,17 +137,13 @@ _slang_pop_var_table(slang_var_table *vt)
       }
    }
 
-   if (t->Vars)
-#if USE_MEMPOOL
+   if (t->Vars) {
+      _slang_free(t->Vars);
       t->Vars = NULL;
-#else
-      free(t->Vars);
-#endif
+   }
 
    vt->Top = t->Parent;
-#if !USE_MEMPOOL
-   free(t);
-#endif
+   _slang_free(t);
    vt->CurLevel--;
 }
 
@@ -173,14 +159,10 @@ _slang_add_variable(slang_var_table *vt, slang_variable *v)
    t = vt->Top;
    assert(t);
    if (dbg) printf("Adding var %s\n", (char *) v->a_name);
-#if USE_MEMPOOL
-   t->Vars =
-      (slang_variable **) _slang_realloc(t->Vars,
-                                         t->NumVars * sizeof(slang_variable *),
-                                  (t->NumVars + 1) * sizeof(slang_variable *));
-#else
-   t->Vars = realloc(t->Vars, (t->NumVars + 1) * sizeof(slang_variable *));
-#endif
+   t->Vars = (slang_variable **)
+      _slang_realloc(t->Vars,
+                     t->NumVars * sizeof(slang_variable *),
+                     (t->NumVars + 1) * sizeof(slang_variable *));
    t->Vars[t->NumVars] = v;
    t->NumVars++;
 }