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| author | Efraim Flashner <efraim@flashner.co.il> | 2023-01-30 11:33:18 +0200 |
|---|---|---|
| committer | Efraim Flashner <efraim@flashner.co.il> | 2023-01-30 12:39:40 +0200 |
| commit | 4cf1acc7f3033b50b0bf19e02c9f522d522d338c (patch) | |
| tree | 9fd64956ee60304c15387eb394cd649e49f01467 /gnu/packages/patches/fp16-implicit-double.patch | |
| parent | edb8c09addd186d9538d43b12af74d6c7aeea082 (diff) | |
| parent | 595b53b74e3ef57a1c0c96108ba86d38a170a241 (diff) | |
Merge remote-tracking branch 'origin/master' into core-updates
Conflicts:
doc/guix.texi
gnu/local.mk
gnu/packages/admin.scm
gnu/packages/base.scm
gnu/packages/chromium.scm
gnu/packages/compression.scm
gnu/packages/databases.scm
gnu/packages/diffoscope.scm
gnu/packages/freedesktop.scm
gnu/packages/gnome.scm
gnu/packages/gnupg.scm
gnu/packages/guile.scm
gnu/packages/inkscape.scm
gnu/packages/llvm.scm
gnu/packages/openldap.scm
gnu/packages/pciutils.scm
gnu/packages/ruby.scm
gnu/packages/samba.scm
gnu/packages/sqlite.scm
gnu/packages/statistics.scm
gnu/packages/syndication.scm
gnu/packages/tex.scm
gnu/packages/tls.scm
gnu/packages/version-control.scm
gnu/packages/xml.scm
guix/build-system/copy.scm
guix/scripts/home.scm
Diffstat (limited to 'gnu/packages/patches/fp16-implicit-double.patch')
| -rw-r--r-- | gnu/packages/patches/fp16-implicit-double.patch | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gnu/packages/patches/fp16-implicit-double.patch b/gnu/packages/patches/fp16-implicit-double.patch new file mode 100644 index 0000000000..87ed9a6a53 --- /dev/null +++ b/gnu/packages/patches/fp16-implicit-double.patch @@ -0,0 +1,23 @@ +Prevent implicit conversion of float to double to avoid precision +error on i686. + + https://github.com/Maratyszcza/FP16/issues/20 + +Taken from Debian: + + https://salsa.debian.org/deeplearning-team/fp16/-/blob/master/debian/patches/ftbfs-i386.patch + +Index: fp16/include/fp16/fp16.h +=================================================================== +--- fp16.orig/include/fp16/fp16.h ++++ fp16/include/fp16/fp16.h +@@ -228,7 +228,8 @@ static inline uint16_t fp16_ieee_from_fp + const float scale_to_inf = fp32_from_bits(UINT32_C(0x77800000)); + const float scale_to_zero = fp32_from_bits(UINT32_C(0x08800000)); + #endif +- float base = (fabsf(f) * scale_to_inf) * scale_to_zero; ++ const volatile float base_inf = fabsf(f) * scale_to_inf; ++ float base = base_inf * scale_to_zero; + + const uint32_t w = fp32_to_bits(f); + const uint32_t shl1_w = w + w; |