ia64.c (ia64_hpux_init_libfuncs): Use HP-UX millicode routines for integer division.

	* config/ia64/ia64.c (ia64_hpux_init_libfuncs):  Use HP-UX millicode
	routines for integer division.

From-SVN: r118632

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bff4acebe5db7d2186251650efa5fde9b6b64909..36750a002e425517b6e9452c84e0ee08280f264e 100644 (file)
--- 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 418f9a13a8e200399354be7bd018e7e3f4f71b12..2867e6ff34fb156381079aea4dbeddb83207216c 100644 (file)
--- 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");