[Pkg-gnupg-commit] [gnupg1] 08/30: mpi: Fix ARM assembler in longlong.h.

[Daniel Kahn Gillmor]

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dkg pushed a commit to branch master
in repository gnupg1.

commit 782f804765b6f4226fd77843e59f57dcca61b6fb
Author: Marcus Brinkmann <marcus.brinkmann at ruhr-uni-bochum.de>
Date:   Tue Jul 4 23:19:51 2017 +0200

    mpi: Fix ARM assembler in longlong.h.
    
    * mpi/longlong.h [__arm__] (add_ssaaaa, sub_ddmmss): Add __CLOBBER_CC.
    [__arm__][__ARM_ARCH <= 3] (umul_ppmm): Add __AND_CLOBBER_CC.
    
    --
    This is a backport of libgcrypt 8aa4f2161 and 3b1cc9e6c.
    
    Signed-off-by: Marcus Brinkmann <mb at g10code.com>
    GnuPG-bug-id: 3182
---
 mpi/longlong.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/mpi/longlong.h b/mpi/longlong.h
index 4905268..0a28c67 100644
--- a/mpi/longlong.h
+++ b/mpi/longlong.h
@@ -189,7 +189,7 @@ extern UDItype __udiv_qrnnd ();
 	   : "%r" ((USItype)(ah)),                                      \
 	     "rI" ((USItype)(bh)),                                      \
 	     "%r" ((USItype)(al)),                                      \
-	     "rI" ((USItype)(bl)))
+	     "rI" ((USItype)(bl)) __CLOBBER_CC)
 #define sub_ddmmss(sh, sl, ah, al, bh, bl) \
   __asm__ ("subs %1, %4, %5\n"                                          \
 	   "sbc  %0, %2, %3"                                            \
@@ -198,7 +198,7 @@ extern UDItype __udiv_qrnnd ();
 	   : "r" ((USItype)(ah)),                                       \
 	     "rI" ((USItype)(bh)),                                      \
 	     "r" ((USItype)(al)),                                       \
-	     "rI" ((USItype)(bl)))
+	     "rI" ((USItype)(bl)) __CLOBBER_CC)
 #if defined __ARM_ARCH_2__ || defined __ARM_ARCH_3__
 #define umul_ppmm(xh, xl, a, b) \
   __asm__ ("%@ Inlined umul_ppmm\n"                                     \
@@ -218,7 +218,7 @@ extern UDItype __udiv_qrnnd ();
 	     "=r" ((USItype)(xl))                                       \
 	   : "r" ((USItype)(a)),                                        \
 	     "r" ((USItype)(b))                                         \
-	   : "r0", "r1", "r2")
+	   : "r0", "r1", "r2" __AND_CLOBBER_CC)
 #else
 #define umul_ppmm(xh, xl, a, b)                                         \
   __asm__ ("%@ Inlined umul_ppmm\n"                                     \

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