[toolchain] gcc: add upstream fixes for GCC bug 54369
[openwrt/svn-archive/archive.git] / toolchain / gcc / patches / 4.6-linaro / 000-gcc-bug-54369.patch
1 Author: ebotcazou
2 Date: Sun Sep 2 10:37:49 2012
3 New Revision: 190860
4
5 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190860
6 Log:
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
12 Modified:
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