+2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
+ Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ Implement target hook for loop unrolling
+ * target.h (loop_unroll_adjust): Add a new target hook function.
+ * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
+ * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
+ * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
+ (s390_loop_unroll_adjust): Implement the new target hook for s390.
+ * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
+ (decide_unroll_stupid): Likewise.
+
+2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR target/43643
+ * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
+
+2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
+ (Specific, *-*-solaris2*): Likewise.
+ Don't prefer Sun as over GNU as.
+
+2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.c (override_options): Adjust the z10
+ defaults for max-unroll-times, max-completely-peeled-insns
+ and max-completely-peel-times.
+
+2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_movmem): Issue prefetch
+ instructions for z10.
+ (s390_expand_setmem): Likewise.
+ (s390_expand_cmpmem): Likewise.
+
+2010-04-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43679
+ * tree-ssa-pre.c (eliminate): Only propagate copies.
+
+2010-04-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/43681
+ * expr.c (block_move_libcall_safe_for_call_parm): Avoid
+ set but not used variable warning.
+
+2010-04-08 Wei Guozhi <carrot@google.com>
+
+ PR target/41653
+ * config/arm/arm.c (thumb1_size_rtx_costs): New function.
+ (arm_size_rtx_costs): Call the new function when optimized for size.
+
2010-04-08 Jakub Jelinek <jakub@redhat.com>
PR debug/43670