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From c6d02dba2911d93e2379cfb5e550b93558dd51bf Mon Sep 17 00:00:00 2001
From: Greg Nietsky <gregory@distrotech.co.za>
Date: Tue, 4 Mar 2014 11:33:40 +0200
Subject: [PATCH] Fix: Allow qt-creator to build on arm aarch32 and aarch64
Botan is imported hardwired for x86 this small patch allows it
too operate on arm other platforms could be added.
Task-number: QTCREATORBUG-8107
Change-Id: Iddea28f21c9fa1afd2fdd5d16a44e6c96a516a7a
---
src/libs/3rdparty/botan/botan.cpp | 16 +++++++++++++++-
src/libs/3rdparty/botan/botan.h | 2 ++
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/src/libs/3rdparty/botan/botan.cpp b/src/libs/3rdparty/botan/botan.cpp
index 917c385..4364a2e 100644
--- a/src/libs/3rdparty/botan/botan.cpp
+++ b/src/libs/3rdparty/botan/botan.cpp
@@ -1101,6 +1101,8 @@ class Montgomery_Exponentiator : public Modular_Exponentiator
#if (BOTAN_MP_WORD_BITS != 32)
#error The mp_x86_32 module requires that BOTAN_MP_WORD_BITS == 32
+#elif !defined(BOTAN_TARGET_CPU_IS_X86_FAMILY)
+typedef Botan::u64bit dword;
#endif
#ifdef Q_OS_UNIX
@@ -1118,6 +1120,7 @@ extern "C" {
*/
inline word word_madd2(word a, word b, word* c)
{
+#if defined(BOTAN_TARGET_CPU_IS_X86_FAMILY)
asm(
ASM("mull %[b]")
ASM("addl %[c],%[a]")
@@ -1127,6 +1130,11 @@ inline word word_madd2(word a, word b, word* c)
: "0"(a), "1"(b), [c]"g"(*c) : "cc");
return a;
+#else
+ dword z = (dword)a * b + *c;
+ *c = (word)(z >> BOTAN_MP_WORD_BITS);
+ return (word)z;
+#endif
}
/*
@@ -1134,6 +1142,7 @@ inline word word_madd2(word a, word b, word* c)
*/
inline word word_madd3(word a, word b, word c, word* d)
{
+#if defined(BOTAN_TARGET_CPU_IS_X86_FAMILY)
asm(
ASM("mull %[b]")
@@ -1147,6 +1156,11 @@ inline word word_madd3(word a, word b, word c, word* d)
: "0"(a), "1"(b), [c]"g"(c), [d]"g"(*d) : "cc");
return a;
+#else
+ dword z = (dword)a * b + c + *d;
+ *d = (word)(z >> BOTAN_MP_WORD_BITS);
+ return (word)z;
+#endif
}
}
@@ -2315,7 +2329,7 @@ namespace Botan {
extern "C" {
-#ifdef Q_OS_UNIX
+#if defined(Q_OS_UNIX) && defined(BOTAN_TARGET_CPU_IS_X86_FAMILY)
/*
* Helper Macros for x86 Assembly
*/
diff --git a/src/libs/3rdparty/botan/botan.h b/src/libs/3rdparty/botan/botan.h
index 6a9cbe0..3bfdbc2 100644
--- a/src/libs/3rdparty/botan/botan.h
+++ b/src/libs/3rdparty/botan/botan.h
@@ -81,7 +81,9 @@
#endif
#define BOTAN_TARGET_CPU_IS_LITTLE_ENDIAN
+#if !defined(__arm__) && !defined(__aarch64__)
#define BOTAN_TARGET_CPU_IS_X86_FAMILY
+#endif
#define BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK 1
#if defined(BOTAN_TARGET_CPU_IS_LITTLE_ENDIAN) || \
--
2.3.0
|
