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tree.def (GOTO_EXPR): Modified documentation. 

8
	* tree.def (GOTO_EXPR): Modified documentation.
	* expr.c (expand_expr): Expand GOTO_EXPR into a goto or a computed
 	goto.

From-SVN: r22859
This commit is contained in:
Alexandre Petit-Bianco 1998-10-05 15:36:16 -07:00 committed by Per Bothner
parent c27be9b9fc
commit 70e6ca43a3
2 changed files with 8 additions and 1 deletions
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7
gcc/expr.c
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@ -5919,6 +5919,13 @@ expand_expr (exp, target, tmode, modifier)
placeholder_list = TREE_CHAIN (placeholder_list); placeholder_list = TREE_CHAIN (placeholder_list);
return target; return target;
case GOTO_EXPR:
if (TREE_CODE (TREE_OPERAND (exp, 0)) == LABEL_DECL)
expand_goto (TREE_OPERAND (exp, 0));
else
expand_computed_goto (TREE_OPERAND (exp, 0));
return const0_rtx;
case EXIT_EXPR: case EXIT_EXPR:
expand_exit_loop_if_false (NULL_PTR, expand_exit_loop_if_false (NULL_PTR,
invert_truthvalue (TREE_OPERAND (exp, 0))); invert_truthvalue (TREE_OPERAND (exp, 0)));

2
gcc/tree.def
View File

@ -721,7 +721,7 @@ DEFTREECODE (POPDCC_EXPR, "popdcc_expr", 's', 0)
The type should be void and the value should be ignored. */ The type should be void and the value should be ignored. */
DEFTREECODE (LABEL_EXPR, "label_expr", 's', 1) DEFTREECODE (LABEL_EXPR, "label_expr", 's', 1)
/* GOTO. Operand 0 is a LABEL_DECL node. /* GOTO. Operand 0 is a LABEL_DECL node or an expression.
The type should be void and the value should be ignored. */ The type should be void and the value should be ignored. */
DEFTREECODE (GOTO_EXPR, "goto_expr", 's', 1) DEFTREECODE (GOTO_EXPR, "goto_expr", 's', 1)