35 lines
1.5 KiB
Diff
35 lines
1.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Vladimir Serbinenko <phcoder@gmail.com>
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Date: Mon, 7 Jul 2025 14:52:19 +0000
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Subject: [PATCH] libgcrypt: Don't use 64-bit division on platforms where it's
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slow
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Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
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Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
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---
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grub-core/lib/libgcrypt-patches/07_disable_64div.patch | 15 +++++++++++++++
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1 file changed, 15 insertions(+)
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create mode 100644 grub-core/lib/libgcrypt-patches/07_disable_64div.patch
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diff --git a/grub-core/lib/libgcrypt-patches/07_disable_64div.patch b/grub-core/lib/libgcrypt-patches/07_disable_64div.patch
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new file mode 100644
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index 0000000..bb47bdf
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--- /dev/null
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+++ b/grub-core/lib/libgcrypt-patches/07_disable_64div.patch
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@@ -0,0 +1,15 @@
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+Don't use 64-bit division on platforms where it's slow
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+
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+diff --git a/grub-core/lib/libgcrypt/mpi/longlong.h b/grub-core/lib/libgcrypt/mpi/longlong.h
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+index 21bd1a7ef..672448724 100644
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+--- a/grub-core/lib/libgcrypt-grub/mpi/longlong.h
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++++ b/grub-core/lib/libgcrypt-grub/mpi/longlong.h
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+@@ -1711,7 +1711,7 @@ typedef unsigned int UTItype __attribute__ ((mode (TI)));
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+ } while (0)
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+
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+ /* Use double word type if available. */
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+-#if !defined (udiv_qrnnd) && defined (UDWtype)
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++#if !defined (udiv_qrnnd) && defined (UDWtype) && !defined(__arm__) && !defined(__mips__) && !defined(__powerpc__)
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+ # define udiv_qrnnd(q, r, nh, nl, d) \
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+ do { \
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+ UWtype __d = (d); \
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