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| author | danglin <danglin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-02-10 23:38:37 +0000 |
|---|---|---|
| committer | danglin <danglin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-02-10 23:38:37 +0000 |
| commit | e6cf07be417c9ea1adb4025f3089d41e926c8351 (patch) | |
| tree | b3cb8bf5516a1bbca25a4faadb057833896346d5 | |
| parent | 576a9301144d720b4ff24175e5f13f82c0a9dce1 (diff) | |
| download | gcc-e6cf07be417c9ea1adb4025f3089d41e926c8351.tar.gz | |
* config/pa/pa.c (hppa_profile_hook): Mark SYMBOL_REF for _mcount as
function label.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-6-branch@257556 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/config/pa/pa.c | 8 |
2 files changed, 9 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 50e4dfa0851..f7a9ecef0ad 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2018-02-10 John David Anglin <danglin@gcc.gnu.org> + * config/pa/pa.c (hppa_profile_hook): Mark SYMBOL_REF for _mcount as + function label. + Backport from mainline 2018-02-01 Aldy Hernandez <aldyh@redhat.com> diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c index b4f7a7113ff..2ac2025e89d 100644 --- a/gcc/config/pa/pa.c +++ b/gcc/config/pa/pa.c @@ -4565,13 +4565,17 @@ hppa_profile_hook (int label_no) lcla2 and load_offset_label_address insn patterns. */ rtx reg = gen_reg_rtx (SImode); rtx_code_label *label_rtx = gen_label_rtx (); - rtx mcount = gen_rtx_MEM (Pmode, gen_rtx_SYMBOL_REF (Pmode, "_mcount")); int reg_parm_stack_space = REG_PARM_STACK_SPACE (NULL_TREE); - rtx arg_bytes, begin_label_rtx; + rtx arg_bytes, begin_label_rtx, mcount, sym; rtx_insn *call_insn; char begin_label_name[16]; bool use_mcount_pcrel_call; + /* Set up call destination. */ + sym = gen_rtx_SYMBOL_REF (Pmode, "_mcount"); + pa_encode_label (sym); + mcount = gen_rtx_MEM (Pmode, sym); + /* If we can reach _mcount with a pc-relative call, we can optimize loading the address of the current function. This requires linker long branch stub support. */ |