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Add support for x86_64_v2, x86_64_v3, x86_64_v4 (#2233093)

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Florian Weimer 2023-08-29 10:58:30 +02:00
parent 1359905724
commit 0c097001d1
4 changed files with 14 additions and 3 deletions
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6
buildflags.md
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@ -593,7 +593,11 @@ tuning in the `gcc` package. These settings are:
CPU level of zEC12, while optimizing for a subsequent CPU generation
(z13).
* **x86_64**: `-mtune=generic` selects tuning which is expected to
beneficial for a broad range of current CPUs.
beneficial for a broad range of current CPUs. Distribution-specific
defaults for `-march=x86-64-v2` or `-march=x86-64-v3` may be
applied. The default can be overriden (for any distribution)
by specifying `--target x86_64_v2`, `--target x86_64_v3`,
`--target x86_64_v4` in the `rpmbuild` invocation.
* **aarch64** does not have any architecture-specific tuning.
### Vala-specific compiler flags

1
macros
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@ -147,6 +147,7 @@ for k,_ in pairs(stripped_flags) do print(k .. " ") end
%__cflags_arch_x86_64_v2 %[0%{?rhel} == 9 ? "-march=x86-64-v2" : ""]
%__cflags_arch_x86_64_v3 %[0%{?rhel} > 9 ? "-march=x86-64-v3" : ""]
%__cflags_arch_x86_64 %{__cflags_arch_x86_64_v2} %{__cflags_arch_x86_64_v3}
%__cflags_arch_x86_64_common -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection %{_frame_pointers_cflags} %{_frame_pointers_cflags_x86_64}
# Also used for s390.
%__cflags_arch_s390x %[0%{?rhel} >= 9 ? "-march=z14 -mtune=z15" : "-march=z13 -mtune=z14"]

5
redhat-rpm-config.spec
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@ -4,7 +4,7 @@
# 2) When making changes, increment the version (in baserelease) by 1.
# rpmdev-bumpspec and other tools update the macro below, which is used
# in Version: to get the desired effect.
%global baserelease 264
%global baserelease 265
Summary: Red Hat specific rpm configuration files
Name: redhat-rpm-config
@ -257,6 +257,9 @@ install -p -m 644 -t %{buildroot}%{_rpmluadir}/fedora/srpm forge.lua
%doc buildflags.md
%changelog
* Tue Aug 29 2023 Florian Weimer <fweimer@redhat.com> - 265-1
- Add support for x86_64_v2, x86_64_v3, x86_64_v4 (#2233093)
* Tue Aug 22 2023 Yaakov Selkowitz <yselkowi@redhat.com> - 264-1
- Add macros.rpmautospec

5
rpmrc
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@ -5,7 +5,10 @@ optflags: i486 %{__global_compiler_flags} -m32 -march=i486 -fasynchronous-unwind
optflags: i586 %{__global_compiler_flags} -m32 -march=i586 -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection
optflags: i686 %{__global_compiler_flags} -m32 -march=i686 -mtune=generic -msse2 -mfpmath=sse -mstackrealign -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection
optflags: athlon %{__global_compiler_flags} -m32 -march=athlon -fasynchronous-unwind-tables -fstack-clash-protection
optflags: x86_64 %{__global_compiler_flags} -m64 %{__cflags_arch_x86_64} -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection %{_frame_pointers_cflags} %{_frame_pointers_cflags_x86_64}
optflags: x86_64 %{__global_compiler_flags} -m64 %{__cflags_arch_x86_64} %__cflags_arch_x86_64_common
optflags: x86_64_v2 %{__global_compiler_flags} -m64 -march=x86-64-v2 %__cflags_arch_x86_64_common
optflags: x86_64_v3 %{__global_compiler_flags} -m64 -march=x86-64-v3 %__cflags_arch_x86_64_common
optflags: x86_64_v4 %{__global_compiler_flags} -m64 -march=x86-64-v4 %__cflags_arch_x86_64_common
optflags: ppc64le %{__global_compiler_flags} -m64 %{__cflags_arch_ppc64le} -fasynchronous-unwind-tables -fstack-clash-protection