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authorPaul Brook <paul@codesourcery.com>2006-02-01 19:44:47 +0000
committerPaul Brook <pbrook@gcc.gnu.org>2006-02-01 19:44:47 +0000
commit3f9e6aeda669b07b8f9dd2b93deda2f4bcc3ce86 (patch)
tree48daff7f42bc9bf65eb2c0c19a65b31cff51cccb
parent1832d32628764c218bb69a829fb0590594899bab (diff)
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function.c (assign_parm_setup_reg): Use function argument promotion rules.
2006-02-01 Paul Brook <paul@codesourcery.com> * function.c (assign_parm_setup_reg): Use function argument promotion rules. * expr.c (expand_expr_real_1): Use function argument promotion rules for PARM_DECLs. From-SVN: r110477
-rw-r--r--gcc/ChangeLog7
-rw-r--r--gcc/expr.c3
-rw-r--r--gcc/function.c4
3 files changed, 12 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4375b7b..d9ebf25 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2006-02-01 Paul Brook <paul@codesourcery.com>
+
+ * function.c (assign_parm_setup_reg): Use function argument promotion
+ rules.
+ * expr.c (expand_expr_real_1): Use function argument promotion rules
+ for PARM_DECLs.
+
2006-02-01 Steve Ellcey <sje@cup.hp.com>
* gcc.c (process_command): Change j to 'unsigned int'.
diff --git a/gcc/expr.c b/gcc/expr.c
index 362ab8b..832cc52 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -6774,7 +6774,8 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
/* Get the signedness used for this variable. Ensure we get the
same mode we got when the variable was declared. */
pmode = promote_mode (type, DECL_MODE (exp), &unsignedp,
- (TREE_CODE (exp) == RESULT_DECL ? 1 : 0));
+ (TREE_CODE (exp) == RESULT_DECL
+ || TREE_CODE (exp) == PARM_DECL) ? 1 : 0);
gcc_assert (GET_MODE (DECL_RTL (exp)) == pmode);
temp = gen_lowpart_SUBREG (mode, DECL_RTL (exp));
diff --git a/gcc/function.c b/gcc/function.c
index 9ff5ce6..61ee421 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -2624,8 +2624,10 @@ assign_parm_setup_reg (struct assign_parm_data_all *all, tree parm,
/* Store the parm in a pseudoregister during the function, but we may
need to do it in a wider mode. */
+ /* This is not really promoting for a call. However we need to be
+ consistent with assign_parm_find_data_types and expand_expr_real_1. */
promoted_nominal_mode
- = promote_mode (data->nominal_type, data->nominal_mode, &unsignedp, 0);
+ = promote_mode (data->nominal_type, data->nominal_mode, &unsignedp, 1);
parmreg = gen_reg_rtx (promoted_nominal_mode);