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| author | kkojima <kkojima@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-08-07 20:41:25 +0000 |
|---|---|---|
| committer | kkojima <kkojima@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-08-07 20:41:25 +0000 |
| commit | 90b291e57665ec6a3923635f494dd9bf7734569f (patch) | |
| tree | 682a4d716beac7d4dfd4b4f5afdcf78bbc3a82fe | |
| parent | a4f892adb911c05326e62ec8ae8d3995abb288ce (diff) | |
| download | gcc-90b291e57665ec6a3923635f494dd9bf7734569f.tar.gz | |
PR target/67002
* config/sh/sh.c (sh_recog_treg_set_expr): Return false during
expand phase to avoid codegen differences with -g.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-5-branch@226726 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/sh/sh.c | 6 |
2 files changed, 15 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 207b798abc9..57890213c26 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2015-08-07 Kaz Kojima <kkojima@gcc.gnu.org> + + Backport from mainline + 2015-08-07 Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/67002 + * config/sh/sh.c (sh_recog_treg_set_expr): Return false when + currently_expanding_to_rtl is set. + 2015-08-07 Kirill Yukhin <kirill.yukhin@intel.com> * config/i386/i386.md (define_attr "isa"): Addd avx512vl and diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index f456a688e15..9b9a3bddac6 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -14163,6 +14163,12 @@ sh_recog_treg_set_expr (rtx op, machine_mode mode) if (!can_create_pseudo_p ()) return false; + /* expand_debug_locations may call this to compute rtx costs at + very early stage. In that case, don't make new insns here to + avoid codegen differences with -g. */ + if (currently_expanding_to_rtl) + return false; + /* We are going to invoke recog in a re-entrant way and thus have to capture its current state and restore it afterwards. */ recog_data_d prev_recog_data = recog_data; |