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| author | Georg-Johann Lay <avr@gjlay.de> | 2023-11-23 19:02:47 +0100 |
|---|---|---|
| committer | Georg-Johann Lay <avr@gjlay.de> | 2023-11-23 19:04:19 +0100 |
| commit | 9a3c40af7f7dd218cc2ebaa3a70f3317f7316ceb (patch) | |
| tree | cce02394e3f18486349012a20985c1addbb090e6 /gcc/config/avr | |
| parent | 01412f098068e25efe9ef21015c3320e82cce73c (diff) | |
| download | gcc-9a3c40af7f7dd218cc2ebaa3a70f3317f7316ceb.zip gcc-9a3c40af7f7dd218cc2ebaa3a70f3317f7316ceb.tar.gz gcc-9a3c40af7f7dd218cc2ebaa3a70f3317f7316ceb.tar.bz2 | |
AVR: PR target/86776: Implement CVE-2017-5753.
gcc/
PR target/86776
* config/avr/avr.cc (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define
to speculation_safe_value_not_needed.
Diffstat (limited to 'gcc/config/avr')
| -rw-r--r-- | gcc/config/avr/avr.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/config/avr/avr.cc b/gcc/config/avr/avr.cc index c3e0995..a297f4e 100644 --- a/gcc/config/avr/avr.cc +++ b/gcc/config/avr/avr.cc @@ -15309,6 +15309,12 @@ avr_float_lib_compare_returns_bool (machine_mode mode, enum rtx_code) #undef TARGET_CANONICALIZE_COMPARISON #define TARGET_CANONICALIZE_COMPARISON avr_canonicalize_comparison +/* According to the opening comment in PR86772, the following applies: + "If the port does not (and never will in the future) need to mitigate + against unsafe speculation." */ +#undef TARGET_HAVE_SPECULATION_SAFE_VALUE +#define TARGET_HAVE_SPECULATION_SAFE_VALUE speculation_safe_value_not_needed + struct gcc_target targetm = TARGET_INITIALIZER; |