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Add support for ast_to_hir of pre inc/dec.

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This commit is contained in:
Eric Anholt
2010-03-26 12:16:54 -07:00
committed by Ian Romanick
parent de38f0ed53
commit 76ea56c007
1 changed files with 20 additions and 1 deletions
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21
ast_to_hir.cpp
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@@ -656,7 +656,26 @@ ast_expression::hir(exec_list *instructions,
case ast_conditional:
case ast_pre_inc:
case ast_pre_dec:
case ast_pre_dec: {
op[0] = this->subexpressions[0]->hir(instructions, state);
if (op[0]->type->base_type == GLSL_TYPE_FLOAT)
op[1] = new ir_constant(1.0f);
else
op[1] = new ir_constant(1);
type = arithmetic_result_type(op[0]->type, op[1]->type,
false, state);
struct ir_rvalue *temp_rhs;
temp_rhs = new ir_expression(operations[this->oper], type,
op[0], op[1]);
result = do_assignment(instructions, state, op[0], temp_rhs,
this->subexpressions[0]->get_location());
type = result->type;
error_emitted = op[0]->type->is_error();
break;
}
case ast_post_inc:
case ast_post_dec: {