| Message ID | mvmedrhtfl7.fsf@suse.de |
|---|---|
| State | New |
| Headers | show |
| Series | riscv: Enable -fasynchronous_unwind_tables by default on Linux | expand |
OK, thanks for this :) On Fri, Jan 27, 2023 at 12:40 AM Andreas Schwab via Gcc-patches < gcc-patches@gcc.gnu.org> wrote: > This follows the example of aarch64. > > gcc/: > * common/config/riscv/riscv-common.cc > (riscv_option_optimization_table) > [TARGET_DEFAULT_ASYNC_UNWIND_TABLES]: Enable > -fasynchronous_unwind_tables and -funwind-tables. > * config.gcc (riscv*-*-linux*): Define > TARGET_DEFAULT_ASYNC_UNWIND_TABLES. > --- > gcc/common/config/riscv/riscv-common.cc | 4 ++++ > gcc/config.gcc | 1 + > 2 files changed, 5 insertions(+) > > diff --git a/gcc/common/config/riscv/riscv-common.cc > b/gcc/common/config/riscv/riscv-common.cc > index 2e3116e7673..616e2f897b9 100644 > --- a/gcc/common/config/riscv/riscv-common.cc > +++ b/gcc/common/config/riscv/riscv-common.cc > @@ -1756,6 +1756,10 @@ static const struct default_options > riscv_option_optimization_table[] = > { > { OPT_LEVELS_1_PLUS, OPT_fsection_anchors, NULL, 1 }, > { OPT_LEVELS_2_PLUS, OPT_free, NULL, 1 }, > +#if TARGET_DEFAULT_ASYNC_UNWIND_TABLES == 1 > + { OPT_LEVELS_ALL, OPT_fasynchronous_unwind_tables, NULL, 1 }, > + { OPT_LEVELS_ALL, OPT_funwind_tables, NULL, 1}, > +#endif > { OPT_LEVELS_NONE, 0, NULL, 0 } > }; > > diff --git a/gcc/config.gcc b/gcc/config.gcc > index 89f56047cfe..744b46fb3b0 100644 > --- a/gcc/config.gcc > +++ b/gcc/config.gcc > @@ -2417,6 +2417,7 @@ riscv*-*-linux*) > *) echo "Unknown value for enable_multilib"; exit 1 > esac > tmake_file="${tmake_file} riscv/t-riscv riscv/t-linux" > + tm_defines="${tm_defines} TARGET_DEFAULT_ASYNC_UNWIND_TABLES=1" > gnu_ld=yes > gas=yes > case $target in > -- > 2.39.1 > > > -- > Andreas Schwab, SUSE Labs, schwab@suse.de > GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 > "And now for something completely different." >
diff --git a/gcc/common/config/riscv/riscv-common.cc b/gcc/common/config/riscv/riscv-common.cc index 2e3116e7673..616e2f897b9 100644 --- a/gcc/common/config/riscv/riscv-common.cc +++ b/gcc/common/config/riscv/riscv-common.cc @@ -1756,6 +1756,10 @@ static const struct default_options riscv_option_optimization_table[] = { { OPT_LEVELS_1_PLUS, OPT_fsection_anchors, NULL, 1 }, { OPT_LEVELS_2_PLUS, OPT_free, NULL, 1 }, +#if TARGET_DEFAULT_ASYNC_UNWIND_TABLES == 1 + { OPT_LEVELS_ALL, OPT_fasynchronous_unwind_tables, NULL, 1 }, + { OPT_LEVELS_ALL, OPT_funwind_tables, NULL, 1}, +#endif { OPT_LEVELS_NONE, 0, NULL, 0 } }; diff --git a/gcc/config.gcc b/gcc/config.gcc index 89f56047cfe..744b46fb3b0 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -2417,6 +2417,7 @@ riscv*-*-linux*) *) echo "Unknown value for enable_multilib"; exit 1 esac tmake_file="${tmake_file} riscv/t-riscv riscv/t-linux" + tm_defines="${tm_defines} TARGET_DEFAULT_ASYNC_UNWIND_TABLES=1" gnu_ld=yes gas=yes case $target in