Subject: Patches needed to build on SLE11/11.1

References:

https://bugzilla.mozilla.org/show_bug.cgi?id=513422

diff --git a/xpcom/glue/SSE.cpp b/xpcom/glue/SSE.cpp

--- a/xpcom/glue/SSE.cpp

+++ b/xpcom/glue/SSE.cpp

@@ -44,26 +44,77 @@ namespace {

 // SSE.h has parallel #ifs which declare MOZILLA_SSE_HAVE_CPUID_DETECTION.

 // We can't declare these functions in the header file, however, because

 // <intrin.h> conflicts with <windows.h> on MSVC 2005, and some files want to

 // include both SSE.h and <windows.h>.

 #ifdef HAVE_CPUID_H

 // cpuid.h is available on gcc 4.3 and higher on i386 and x86_64

-#include <cpuid.h>

+//#include <cpuid.h>

 enum CPUIDRegister { eax = 0, ebx = 1, ecx = 2, edx = 3 };

+#ifdef __i386__

+#define _my_cpuid(level, a, b, c, d)                    \

+  __asm__ ("xchg{l}\t{%%}ebx, %1\n\t"                   \

+           "cpuid\n\t"                                  \

+           "xchg{l}\t{%%}ebx, %1\n\t"                   \

+           : "=a" (a), "=r" (b), "=c" (c), "=d" (d)     \

+           : "0" (level))

+#else

+#define _my_cpuid(level, a, b, c, d)                    \

+  __asm__ ("cpuid\n\t"                                  \

+           : "=a" (a), "=b" (b), "=c" (c), "=d" (d)     \

+           : "0" (level))

+#endif

+

+static __inline unsigned int

+my_cpuid_max (unsigned int __ext, unsigned int *__sig)

+{

+  unsigned int __eax, __ebx, __ecx, __edx;

+

+#ifdef __i386__

+  __asm__ ("pushf{l|d}\n\t"

+           "pushf{l|d}\n\t"

+           "pop{l}\t%0\n\t"

+           "mov{l}\t{%0, %1|%1, %0}\n\t"

+           "xor{l}\t{%2, %0|%0, %2}\n\t"

+           "push{l}\t%0\n\t"

+           "popf{l|d}\n\t"

+           "pushf{l|d}\n\t"

+           "pop{l}\t%0\n\t"

+           "popf{l|d}\n\t"

+           : "=&r" (__eax), "=&r" (__ebx)

+           : "i" (0x00200000));

+

+  if (!((__eax ^ __ebx) & 0x00200000))

+    return 0;

+#endif

+

+  /* Host supports cpuid.  Return highest supported cpuid input value.  */

+  _my_cpuid (__ext, __eax, __ebx, __ecx, __edx);

+

+  if (__sig)

+    *__sig = __ebx;

+

+  return __eax;

+}

+

 static bool

 has_cpuid_bit(unsigned int level, CPUIDRegister reg, unsigned int bit)

 {

   unsigned int regs[4];

-  return __get_cpuid(level, &regs[0], &regs[1], &regs[2], &regs[3]) &&

-         (regs[reg] & bit);

+

+  unsigned int __ext = level & 0x80000000;

+  if (my_cpuid_max(__ext, 0) < level)

+    return false;

+

+  _my_cpuid(level, regs[0], regs[1], regs[2], regs[3]);

+  return !!(unsigned(regs[reg]) & bit);

 }

 #elif defined(_MSC_VER) && _MSC_VER >= 1400 && (defined(_M_IX86) || defined(_M_AMD64))

 // MSVC 2005 or newer on x86-32 or x86-64

 #include <intrin.h>

 enum CPUIDRegister { eax = 0, ebx = 1, ecx = 2, edx = 3 };