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authorJason Merrill <merrill@gnu.org>1994-07-31 21:31:00 +0000
committerJason Merrill <merrill@gnu.org>1994-07-31 21:31:00 +0000
commit9175051cae8912e5c5a8b7b52c4f2b12fba64c5f (patch)
tree7b091d2e5d9555e8fc38c714b8cfc18d4584e47e
parent02cc38b5eeb613c6139bf03885a806270254b645 (diff)
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(expand_inline_function): Don't fall down trying to
pass things by invisible reference. From-SVN: r7842
-rw-r--r--gcc/integrate.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/integrate.c b/gcc/integrate.c
index 63b150d..26d7663 100644
--- a/gcc/integrate.c
+++ b/gcc/integrate.c
@@ -1235,6 +1235,7 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add
tree arg = convert (TREE_TYPE (formal), TREE_VALUE (actual));
/* Mode of the variable used within the function. */
enum machine_mode mode = TYPE_MODE (TREE_TYPE (formal));
+ int invisiref = 0;
/* Make sure this formal has some correspondence in the users code
* before emitting any line notes for it. */
@@ -1263,6 +1264,7 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add
store_expr (arg, stack_slot, 0);
arg_vals[i] = XEXP (stack_slot, 0);
+ invisiref = 1;
}
else if (GET_CODE (loc) != MEM)
{
@@ -1288,8 +1290,11 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add
be two different pseudos, and `safe_from_p' will make all
sorts of smart assumptions about their not conflicting.
But if ARG_VALS[I] overlaps TARGET, these assumptions are
- wrong, so put ARG_VALS[I] into a fresh register. */
+ wrong, so put ARG_VALS[I] into a fresh register.
+ Don't worry about invisible references, since their stack
+ temps will never overlap the target. */
|| (target != 0
+ && ! invisiref
&& (GET_CODE (arg_vals[i]) == REG
|| GET_CODE (arg_vals[i]) == SUBREG
|| GET_CODE (arg_vals[i]) == MEM)