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| author | Bill Schmidt <wschmidt@linux.ibm.com> | 2021-05-14 14:25:25 -0500 |
|---|---|---|
| committer | Bill Schmidt <wschmidt@linux.ibm.com> | 2021-05-15 14:04:56 -0500 |
| commit | af979a98bce444082cd5fc5d358dcdf3f65fdfce (patch) | |
| tree | 9a7f0afa2db2779b53e327b625825988c16a7591 /gcc/fold-const-call.h | |
| parent | 0df864ed1d24bbb0cf7504814e2f48e496ea5669 (diff) | |
| download | gcc-af979a98bce444082cd5fc5d358dcdf3f65fdfce.zip gcc-af979a98bce444082cd5fc5d358dcdf3f65fdfce.tar.gz gcc-af979a98bce444082cd5fc5d358dcdf3f65fdfce.tar.bz2 | |
rs6000: Emit ROP-mitigation instructions in prologue and epilogue
2021-05-14 Bill Schmidt <wschmidt@linux.ibm.com>
gcc/
* config/rs6000/rs6000-internal.h (rs6000_stack): Add
rop_hash_save_offset and rop_hash_size.
* config/rs6000/rs6000-logue.c (rs6000_stack_info): Compute
rop_hash_size and rop_hash_save_offset.
(debug_stack_info): Dump rop_hash_save_offset and rop_hash_size.
(rs6000_emit_prologue): Emit hashst[p] in prologue.
(rs6000_emit_epilogue): Emit hashchk[p] in epilogue.
* config/rs6000/rs6000.md (unspec): Add UNSPEC_HASHST and
UNSPEC_HASHCHK.
(hashst): New define_insn.
(hashchk): Likewise.
Diffstat (limited to 'gcc/fold-const-call.h')
0 files changed, 0 insertions, 0 deletions