From f1ada0dfb2e91f1724a3ebc380c0cc94b72892b8 Mon Sep 17 00:00:00 2001
From: sje <sje@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 9 Nov 2006 23:48:55 +0000
Subject: [PATCH] * config/ia64/ia64.c (ia64_hpux_init_libfuncs): Use
HP-UX millicode routines for integer division.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@118632 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/ChangeLog | 5 +++++
gcc/config/ia64/ia64.c | 16 ++++++++++++++++
2 files changed, 21 insertions(+)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bff4acebe5db..36750a002e42 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-11-09 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_hpux_init_libfuncs): Use HP-UX millicode
+ routines for integer division.
+
2006-11-09 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/t-linux (LIBGCC2_DEBUG_CFLAGS): Delete.
diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c
index 418f9a13a8e2..2867e6ff34fb 100644
--- a/gcc/config/ia64/ia64.c
+++ b/gcc/config/ia64/ia64.c
@@ -9272,6 +9272,22 @@ ia64_hpux_init_libfuncs (void)
{
ia64_init_libfuncs ();
+ /* The HP SI millicode division and mod functions expect DI arguments.
+ By turning them off completely we avoid using both libgcc and the
+ non-standard millicode routines and use the HP DI millicode routines
+ instead. */
+
+ set_optab_libfunc (sdiv_optab, SImode, 0);
+ set_optab_libfunc (udiv_optab, SImode, 0);
+ set_optab_libfunc (smod_optab, SImode, 0);
+ set_optab_libfunc (umod_optab, SImode, 0);
+
+ set_optab_libfunc (sdiv_optab, DImode, "__milli_divI");
+ set_optab_libfunc (udiv_optab, DImode, "__milli_divU");
+ set_optab_libfunc (smod_optab, DImode, "__milli_remI");
+ set_optab_libfunc (umod_optab, DImode, "__milli_remU");
+
+ /* HP-UX libc has TF min/max/abs routines in it. */
set_optab_libfunc (smin_optab, TFmode, "_U_Qfmin");
set_optab_libfunc (smax_optab, TFmode, "_U_Qfmax");
set_optab_libfunc (abs_optab, TFmode, "_U_Qfabs");
--
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