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Fix setting the maximum accessed array element

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Array dereferences now point to variable dereferences instead of
pointing directly to variables.  This necessitated some changes to the
way the variable is accessed when setting the maximum index array element.
This commit is contained in:
Ian Romanick 2010-05-26 15:08:11 -07:00
parent fd55da2147
commit a9159f9e87
1 changed files with 8 additions and 2 deletions
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10
ast_to_hir.cpp
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@ -1097,7 +1097,7 @@ ast_expression::hir(exec_list *instructions,
error_emitted = op[0]->type->is_error() || op[1]->type->is_error();
ir_instruction *const array = op[0];
ir_rvalue *const array = op[0];
result = new ir_dereference_array(op[0], op[1]);
@ -1181,7 +1181,13 @@ ast_expression::hir(exec_list *instructions,
}
if (array->type->is_array()) {
ir_variable *const v = array->as_variable();
/* If the array is a variable dereference, it dereferences the
* whole array, by definition. Use this to get the variable.
*
* FINISHME: Should some methods for getting / setting / testing
* FINISHME: array access limits be added to ir_dereference?
*/
ir_variable *const v = array->whole_variable_referenced();
if ((v != NULL) && (unsigned(idx) > v->max_array_access))
v->max_array_access = idx;
}