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ast_to_hir: Clone LHS derefs of assignment expressions.

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Eric Anholt 2010-06-23 12:40:17 -07:00 • committed by Ian Romanick
parent 8006576b36
commit 3e24ef68a9
1 changed files with 10 additions and 5 deletions
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15
ast_to_hir.cpp
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@ -932,7 +932,8 @@ ast_expression::hir(exec_list *instructions,
ir_rvalue *temp_rhs = new ir_expression(operations[this->oper], type,
op[0], op[1]);
result = do_assignment(instructions, state, op[0], temp_rhs,
result = do_assignment(instructions, state,
(ir_rvalue *)op[0]->clone(NULL), temp_rhs,
this->subexpressions[0]->get_location());
type = result->type;
error_emitted = (op[0]->type->is_error());
@ -957,7 +958,8 @@ ast_expression::hir(exec_list *instructions,
temp_rhs = new ir_expression(operations[this->oper], type,
op[0], op[1]);
result = do_assignment(instructions, state, op[0], temp_rhs,
result = do_assignment(instructions, state,
(ir_rvalue *)op[0]->clone(NULL), temp_rhs,
this->subexpressions[0]->get_location());
type = result->type;
error_emitted = type->is_error();
@ -1074,7 +1076,8 @@ ast_expression::hir(exec_list *instructions,
temp_rhs = new ir_expression(operations[this->oper], type,
op[0], op[1]);
result = do_assignment(instructions, state, op[0], temp_rhs,
result = do_assignment(instructions, state,
(ir_rvalue *)op[0]->clone(NULL), temp_rhs,
this->subexpressions[0]->get_location());
type = result->type;
error_emitted = op[0]->type->is_error();
@ -1100,10 +1103,12 @@ ast_expression::hir(exec_list *instructions,
/* Get a temporary of a copy of the lvalue before it's modified.
* This may get thrown away later.
*/
result = get_lvalue_copy(instructions, state, op[0],
result = get_lvalue_copy(instructions, state,
(ir_rvalue *)op[0]->clone(NULL),
this->subexpressions[0]->get_location());
(void)do_assignment(instructions, state, op[0], temp_rhs,
(void)do_assignment(instructions, state,
(ir_rvalue *)op[0]->clone(NULL), temp_rhs,
this->subexpressions[0]->get_location());
type = result->type;