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glsl2: Add and use new variable mode ir_var_temporary

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This is quite a large patch because breaking it into smaller pieces
would result in the tree being intermitently broken.  The big changes
are:

    * Add the ir_var_temporary variable mode

    * Change the ir_variable constructor to take the mode as a
      parameter and correctly specify the mode for all ir_varables.

    * Change the linker to not cross validate ir_var_temporary
      variables.

    * Change the linker to pull all ir_var_temporary variables from
      global scope into 'main'.
This commit is contained in:
Ian Romanick
2010-07-19 17:12:42 -07:00
parent 1124e5a3cb
commit 7e2aa91507
18 changed files with 109 additions and 47 deletions
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3
src/glsl/ir_mat_op_to_vec.cpp
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@@ -298,7 +298,8 @@ ir_mat_op_to_vec_visitor::visit_leave(ir_assignment *assign)
ir_assignment *assign;
op_var[i] = new(base_ir) ir_variable(expr->operands[i]->type,
"mat_op_to_vec");
"mat_op_to_vec",
ir_var_temporary);
base_ir->insert_before(op_var[i]);
lhs_deref = new(base_ir) ir_dereference_variable(op_var[i]);