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2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 2c3f3e0..ed31c5c 100644 (file)
@@ -1,3 +1,56 @@
+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