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| author | Kaz Kojima <kkojima@gcc.gnu.org> | 2015-08-07 08:11:45 +0000 |
|---|---|---|
| committer | Kaz Kojima <kkojima@gcc.gnu.org> | 2015-08-07 08:11:45 +0000 |
| commit | fa0a20e309edbcf6d0f1eb47dad4111b9ff76a35 (patch) | |
| tree | bc2b0613039605c263a6dcaa052db460deb9623d | |
| parent | 41b122f335435c92f9cdb393aa37274ac767d9ab (diff) | |
| download | gcc-fa0a20e309edbcf6d0f1eb47dad4111b9ff76a35.zip gcc-fa0a20e309edbcf6d0f1eb47dad4111b9ff76a35.tar.gz gcc-fa0a20e309edbcf6d0f1eb47dad4111b9ff76a35.tar.bz2 | |
sh.c (sh_recog_treg_set_expr): Return false during expand phase to avoid codegen differences with -g.
* config/sh/sh.c (sh_recog_treg_set_expr): Return false during
expand phase to avoid codegen differences with -g.
From-SVN: r226715
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/sh/sh.c | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 75b4d94..7fbacb3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +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. + 2015-08-06 Yaakov Selkowitz <yselkowi@redhat.com> * configure.ac: Define LIBICONV_DEP with in-tree libiconv. diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index f429193..450d634 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -14165,6 +14165,12 @@ 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; |