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calls.c (calls_function_1, [...]): Only test TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.

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* calls.c (calls_function_1, expand_call): Only test
	TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
	* function.c (thread_prologue_and_epilogue_insns): Likewise.

From-SVN: r35743
This commit is contained in:
Richard Kenner 2000-08-16 11:59:03 +00:00 committed by Richard Kenner
parent 853d88280a
commit 43db0363f1
3 changed files with 14 additions and 4 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* calls.c (calls_function_1, expand_call): Only test
TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
* function.c (thread_prologue_and_epilogue_insns): Likewise.
2000-08-16 Richard Henderson <rth@cygnus.com>
* combine.c (simplify_shift_const): Revert previous two

9
gcc/calls.c
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@ -281,8 +281,10 @@ calls_function_1 (exp, which)
case CALL_EXPR:
if (which == 0)
return 1;
else if (TYPE_RETURNS_STACK_DEPRESSED
(TREE_TYPE (TREE_TYPE (TREE_OPERAND (exp, 0)))))
else if ((TREE_CODE (TREE_TYPE (TREE_TYPE (TREE_OPERAND (exp, 0))))
== FUNCTION_TYPE)
&& (TYPE_RETURNS_STACK_DEPRESSED
(TREE_TYPE (TREE_TYPE (TREE_OPERAND (exp, 0))))))
return 1;
else if (TREE_CODE (TREE_OPERAND (exp, 0)) == ADDR_EXPR
&& (TREE_CODE (TREE_OPERAND (TREE_OPERAND (exp, 0), 0))
@ -2195,7 +2197,8 @@ expand_call (exp, target, ignore)
flags |= flags_from_decl_or_type (TREE_TYPE (TREE_TYPE (p)));
/* Mark if the function returns with the stack pointer depressed. */
if (TYPE_RETURNS_STACK_DEPRESSED (TREE_TYPE (TREE_TYPE (p))))
if (TREE_CODE (TREE_TYPE (TREE_TYPE (p))) == FUNCTION_TYPE
&& TYPE_RETURNS_STACK_DEPRESSED (TREE_TYPE (TREE_TYPE (p))))
{
flags |= ECF_SP_DEPRESSED;
flags &= ~ (ECF_PURE | ECF_CONST);

3
gcc/function.c
View File

@ -7058,7 +7058,8 @@ thread_prologue_and_epilogue_insns (f)
/* If this function returns with the stack depressed, massage
the epilogue to actually do that. */
if (TYPE_RETURNS_STACK_DEPRESSED (TREE_TYPE (current_function_decl)))
if (TREE_CODE (TREE_TYPE (current_function_decl)) == FUNCTION_TYPE
&& TYPE_RETURNS_STACK_DEPRESSED (TREE_TYPE (current_function_decl)))
keep_stack_depressed (seq);
emit_jump_insn (seq);