[med-svn] [Git][med-team/htscodecs][master] 3 commits: d/rules: disable simd support only on build breakages.

[Étienne Mollier (@emollier)]

Étienne Mollier pushed to branch master at Debian Med / htscodecs


Commits:
3eb64d00 by Étienne Mollier at 2022-10-08T09:38:50+02:00
d/rules: disable simd support only on build breakages.

Functions using extensions proceed to checks before making use of them
at run time, thus avoiding cpu baseline violation.

- - - - -
0f2a27ba by Étienne Mollier at 2022-10-08T09:46:10+02:00
d/libhtscodecs2.symbols: restore simd specific symbols as optional.

- - - - -
a2274360 by Étienne Mollier at 2022-10-08T09:48:16+02:00
ready to upload to unstable.

- - - - -


3 changed files:

- debian/changelog
- debian/libhtscodecs2.symbols
- debian/rules


Changes:

=====================================
debian/changelog
=====================================
@@ -1,3 +1,10 @@
+htscodecs (1.3.0-4) unstable; urgency=medium
+
+  * d/rules: disable simd support only on build breakages.
+  * d/libhtscodecs2.symbols: restore simd specific symbols as optional.
+
+ -- Étienne Mollier <emollier at debian.org>  Sat, 08 Oct 2022 09:46:35 +0200
+
 htscodecs (1.3.0-3) unstable; urgency=medium
 
   * Team Upload.


=====================================
debian/libhtscodecs2.symbols
=====================================
@@ -23,8 +23,14 @@ libhtscodecs.so.2 libhtscodecs2 #MINVER#
  rans_compress at Base 0.5
  rans_compress_4x16 at Base 0.5
  rans_compress_O0_32x16 at Base 1.3.0
+ (optional)rans_compress_O0_32x16_avx2 at Base 1.3.0
+ (optional)rans_compress_O0_32x16_avx512 at Base 1.3.0
+ (optional)rans_compress_O0_32x16_neon at Base 1.3.0
  rans_compress_O0_4x16 at Base 1.3.0
  rans_compress_O1_32x16 at Base 1.3.0
+ (optional)rans_compress_O1_32x16_avx2 at Base 1.3.0
+ (optional)rans_compress_O1_32x16_avx512 at Base 1.3.0
+ (optional)rans_compress_O1_32x16_neon at Base
  rans_compress_bound_4x16 at Base 0.5
  rans_compress_to_4x16 at Base 0.5
  rans_compute_shift at Base 1.3.0
@@ -32,8 +38,16 @@ libhtscodecs.so.2 libhtscodecs2 #MINVER#
  rans_uncompress at Base 0.5
  rans_uncompress_4x16 at Base 0.5
  rans_uncompress_O0_32x16 at Base 1.3.0
+ (optional)rans_uncompress_O0_32x16_avx2 at Base 1.3.0
+ (optional)rans_uncompress_O0_32x16_avx512 at Base 1.3.0
+ (optional)rans_uncompress_O0_32x16_sse4 at Base 1.3.0
+ (optional)rans_uncompress_O0_32x16_neon at Base 1.3.0
  rans_uncompress_O0_4x16 at Base 1.3.0
  rans_uncompress_O1_32x16 at Base 1.3.0
+ (optional)rans_uncompress_O1_32x16_avx2 at Base 1.3.0
+ (optional)rans_uncompress_O1_32x16_avx512 at Base 1.3.0
+ (optional)rans_uncompress_O1_32x16_sse4 at Base 1.3.0
+ (optional)rans_uncompress_O1_32x16_neon at Base 1.3.0
  rans_uncompress_to_4x16 at Base 0.5
  rle_decode at Base 0.5
  rle_encode at Base 0.5


=====================================
debian/rules
=====================================
@@ -10,13 +10,24 @@ export DEB_BUILD_MAINT_OPTIONS=hardening=+all
 %:
 	dh $@
 
+# Only disable extended cpu flags support when they break the build
+# process, or are not properly probed at run time on the platform.
+# See mail exchanges on debian-med at l.d.o[1] for the rationale.
+#
+# [1]: https://lists.debian.org/debian-med/2022/10/msg00010.html
 execute_after_dh_auto_configure:
+ifeq ($(DEB_HOST_ARCH),i386)
+	@ echo 'I: Disable 64-bit SIMD on i386.'
 	sed -i -e '/HAVE_AVX2/d' \
 		-e '/HAVE_AVX512/d' \
 		-e '/HAVE_POPCNT/d' \
 		-e '/HAVE_SSE4_1/d' \
 		-e '/HAVE_SSSE3/d' config.h
+endif
+ifneq (,$(filter armel armhf,$(DEB_HOST_ARCH)))
+	@ echo 'I: Disable NEON on $(DEB_HOST_ARCH).'
 	echo '#undef __ARM_NEON' >> config.h
+endif
 
 # dh_missing warned about files not installed
 override_dh_auto_install:



View it on GitLab: https://salsa.debian.org/med-team/htscodecs/-/compare/5ca8fa01cbac0b4166fade6662e936c467f7bd77...a2274360029995136e7ead83c843efef22979591

-- 
View it on GitLab: https://salsa.debian.org/med-team/htscodecs/-/compare/5ca8fa01cbac0b4166fade6662e936c467f7bd77...a2274360029995136e7ead83c843efef22979591
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