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| author | Jeff Law <law@redhat.com> | 2017-04-12 10:08:18 -0600 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2017-04-12 10:08:18 -0600 |
| commit | 988ed78513a850a6c7eb2b99af93d68668d4a0c7 (patch) | |
| tree | a1aeecb0bbe46700f19e7f896729a5be83dc04c0 /gcc | |
| parent | e1abef483ebc3638e5e130253da65213027decaf (diff) | |
| download | gcc-988ed78513a850a6c7eb2b99af93d68668d4a0c7.zip gcc-988ed78513a850a6c7eb2b99af93d68668d4a0c7.tar.gz gcc-988ed78513a850a6c7eb2b99af93d68668d4a0c7.tar.bz2 | |
genattrtab.c (write_eligible_delay): Verify DELAY_INSN still has a delay slot in the generated code.
* genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
has a delay slot in the generated code.
From-SVN: r246879
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/genattrtab.c | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fc0becf..89af9cc 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2017-04-12 Jeff Law <law@redhat.com> + * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still + has a delay slot in the generated code. + * config/cris/cris.md (cris_preferred_reload_class): Return GENNONACR_REGS rather than GENERAL_REGS. diff --git a/gcc/genattrtab.c b/gcc/genattrtab.c index cd4e668..3629b5f 100644 --- a/gcc/genattrtab.c +++ b/gcc/genattrtab.c @@ -4416,6 +4416,9 @@ write_eligible_delay (FILE *outf, const char *kind) fprintf (outf, "{\n"); fprintf (outf, " rtx_insn *insn ATTRIBUTE_UNUSED;\n"); fprintf (outf, "\n"); + fprintf (outf, " if (num_delay_slots (delay_insn) == 0)\n"); + fprintf (outf, " return 0;"); + fprintf (outf, "\n"); fprintf (outf, " gcc_assert (slot < %d);\n", max_slots); fprintf (outf, "\n"); /* Allow dbr_schedule to pass labels, etc. This can happen if try_split |