re PR target/36745 (ICE in gen_reg_rtx, at emit-rtl.c:868)

re PR target/36745 (ICE in gen_reg_rtx, at emit-rtl.c:868)

2008-07-14  Andreas Krebbel  <krebbel1@de.ibm.com>

	PR target/36745
	* config/s390/s390.c: (s390_secondary_reload): Add a secondary
	reload for symbol refs moved to r0 with -fPIC.
	(legitimize_pic_address): Use the target register as temporary
	reg if possible.
	(emit_symbolic_move): Adjust comment.
	* config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
	New expanders.

2008-07-14  Andreas Krebbel  <krebbel1@de.ibm.com>

	PR target/36745
	* g++.dg/torture/pr36745.C: New testcase.

From-SVN: r137777