Root/toolchain/gcc/patches/4.6.2/000-gcc-bug-54369.patch

1Author: ebotcazou
2Date: Sun Sep 2 10:37:49 2012
3New Revision: 190860
4
5URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190860
6Log:
7    PR rtl-optimization/54369
8    * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
9    calling dbr_schedule.
10    * config/sparc/sparc.c (sparc_reorg): Likewise.
11
12Modified:
13    branches/gcc-4_6-branch/gcc/ChangeLog
14    branches/gcc-4_6-branch/gcc/config/mips/mips.c
15    branches/gcc-4_6-branch/gcc/config/sparc/sparc.c
16---
17--- gcc-4_6-branch/gcc/config/mips/mips.c 2012/09/02 10:36:54 190859
18+++ gcc-4_6-branch/gcc/config/mips/mips.c 2012/09/02 10:37:49 190860
19@@ -15083,7 +15083,10 @@
20     }
21 
22   if (optimize > 0 && flag_delayed_branch)
23- dbr_schedule (get_insns ());
24+ {
25+ cleanup_barriers ();
26+ dbr_schedule (get_insns ());
27+ }
28   mips_reorg_process_insns ();
29   if (!TARGET_MIPS16
30       && TARGET_EXPLICIT_RELOCS
31--- gcc-4_6-branch/gcc/config/sparc/sparc.c 2012/09/02 10:36:54 190859
32+++ gcc-4_6-branch/gcc/config/sparc/sparc.c 2012/09/02 10:37:49 190860
33@@ -9456,7 +9456,10 @@
34   /* We need to have the (essentially) final form of the insn stream in order
35      to properly detect the various hazards. Run delay slot scheduling. */
36   if (optimize > 0 && flag_delayed_branch)
37- dbr_schedule (get_insns ());
38+ {
39+ cleanup_barriers ();
40+ dbr_schedule (get_insns ());
41+ }
42 
43   /* Now look for specific patterns in the insn stream. */
44   for (insn = get_insns (); insn; insn = next)
45
46

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