diff options
Diffstat (limited to 'meta/recipes-support/gmp')
| -rw-r--r-- | meta/recipes-support/gmp/gmp-4.2.1/avoid-h-asm-constraint-for-MIPS.patch | 57 | ||||
| -rw-r--r-- | meta/recipes-support/gmp/gmp_4.2.1.bb | 1 |
2 files changed, 58 insertions, 0 deletions
diff --git a/meta/recipes-support/gmp/gmp-4.2.1/avoid-h-asm-constraint-for-MIPS.patch b/meta/recipes-support/gmp/gmp-4.2.1/avoid-h-asm-constraint-for-MIPS.patch new file mode 100644 index 00000000000..6da0be9ca0a --- /dev/null +++ b/meta/recipes-support/gmp/gmp-4.2.1/avoid-h-asm-constraint-for-MIPS.patch @@ -0,0 +1,57 @@ +From d50686de0406a88ef9112f5252103f799982e84a Mon Sep 17 00:00:00 2001 +From: Andre McCurdy <armccurdy@gmail.com> +Date: Thu, 4 Feb 2016 14:00:00 -0800 +Subject: [PATCH] avoid h asm constraint for MIPS + +The h asm constrain (to extract the high part of a multiplication +result) has not been recognised since gcc 4.4: + + https://gcc.gnu.org/gcc-4.4/changes.html + +Drop the MIPS umul_ppmm() implementations which rely on "=h" and fall +back to the older implementations (which use explicit mfhi and mflo +instructions to move the high and low parts of the multiplication +result into their destinations). + +Upstream-Status: Inappropriate [upstream has a different solution] + +Signed-off-by: Andre McCurdy <armccurdy@gmail.com> +--- + longlong.h | 10 ---------- + 1 file changed, 10 deletions(-) + +diff --git a/longlong.h b/longlong.h +index b53fbee..0193abb 100644 +--- a/longlong.h ++++ b/longlong.h +@@ -1011,27 +1011,17 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); + #endif /* __m88000__ */ + + #if defined (__mips) && W_TYPE_SIZE == 32 +-#if __GNUC__ > 2 || __GNUC_MINOR__ >= 7 +-#define umul_ppmm(w1, w0, u, v) \ +- __asm__ ("multu %2,%3" : "=l" (w0), "=h" (w1) : "d" (u), "d" (v)) +-#else + #define umul_ppmm(w1, w0, u, v) \ + __asm__ ("multu %2,%3\n\tmflo %0\n\tmfhi %1" \ + : "=d" (w0), "=d" (w1) : "d" (u), "d" (v)) +-#endif + #define UMUL_TIME 10 + #define UDIV_TIME 100 + #endif /* __mips */ + + #if (defined (__mips) && __mips >= 3) && W_TYPE_SIZE == 64 +-#if __GNUC__ > 2 || __GNUC_MINOR__ >= 7 +-#define umul_ppmm(w1, w0, u, v) \ +- __asm__ ("dmultu %2,%3" : "=l" (w0), "=h" (w1) : "d" (u), "d" (v)) +-#else + #define umul_ppmm(w1, w0, u, v) \ + __asm__ ("dmultu %2,%3\n\tmflo %0\n\tmfhi %1" \ + : "=d" (w0), "=d" (w1) : "d" (u), "d" (v)) +-#endif + #define UMUL_TIME 20 + #define UDIV_TIME 140 + #endif /* __mips */ +-- +1.9.1 + diff --git a/meta/recipes-support/gmp/gmp_4.2.1.bb b/meta/recipes-support/gmp/gmp_4.2.1.bb index c25e5ea6ba0..5e8ee29f363 100644 --- a/meta/recipes-support/gmp/gmp_4.2.1.bb +++ b/meta/recipes-support/gmp/gmp_4.2.1.bb @@ -10,6 +10,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=892f569a555ba9c07a568a7c0c4fa63a \ SRC_URI = "https://gmplib.org/download/${BPN}/archive/${BP}.tar.bz2 \ file://Use-__gnu_inline__-attribute.patch \ file://gmp_fix_for_automake-1.12.patch \ + file://avoid-h-asm-constraint-for-MIPS.patch \ " SRC_URI[md5sum] = "091c56e0e1cca6b09b17b69d47ef18e3" |