gnu/packages/patches/mozjs17-aarch64-support.patch

   1 https://build.opensuse.org/package/view_file/openSUSE:Factory/mozjs17/mozjs-aarch64-support.patch
   2
   3 index c071c33..90764c3 100644
   4 --- a/js/src/assembler/jit/ExecutableAllocator.h
   5 +++ b/js/src/assembler/jit/ExecutableAllocator.h
   6 @@ -382,6 +382,12 @@ public:
   7      {
   8          reprotectRegion(start, size, Executable);
   9      }
  10 +#elif WTF_CPU_AARCH64 && WTF_PLATFORM_LINUX
  11 +    static void cacheFlush(void* code, size_t size)
  12 +    {
  13 +        intptr_t end = reinterpret_cast<intptr_t>(code) + size;
  14 +        __builtin___clear_cache(reinterpret_cast<char*>(code), reinterpret_cast<char*>(end));
  15 +    }
  16  #else
  17      static void makeWritable(void*, size_t) {}
  18      static void makeExecutable(void*, size_t) {}
  19 diff --git a/js/src/assembler/wtf/Platform.h b/js/src/assembler/wtf/Platform.h
  20 index 0c84896..e8763a7 100644
  21 --- a/js/src/assembler/wtf/Platform.h
  22 +++ b/js/src/assembler/wtf/Platform.h
  23 @@ -325,6 +325,10 @@
  24  #define WTF_THUMB_ARCH_VERSION 0
  25  #endif
  26
  27 +/* CPU(AArch64) - 64-bit ARM */
  28 +#if defined(__aarch64__)
  29 +#define WTF_CPU_AARCH64 1
  30 +#endif
  31
  32  /* WTF_CPU_ARMV5_OR_LOWER - ARM instruction set v5 or earlier */
  33  /* On ARMv5 and below the natural alignment is required.
  34 diff --git a/js/src/configure.in b/js/src/configure.in
  35 index 15605b2..19fd704 100644
  36 --- a/js/src/configure.in
  37 +++ b/js/src/configure.in
  38 @@ -1121,6 +1121,10 @@ arm*)
  39      CPU_ARCH=arm
  40      ;;
  41
  42 +aarch64)
  43 +    CPU_ARCH=aarch64
  44 +    ;;
  45 +
  46  mips|mipsel)
  47      CPU_ARCH=&quot;mips&quot;
  48      ;;
  49 diff --git a/mfbt/double-conversion/utils.h b/mfbt/double-conversion/utils.h
  50 index 0eec2d9..fe26dab 100644
  51 --- a/mfbt/double-conversion/utils.h
  52 +++ b/mfbt/double-conversion/utils.h
  53 @@ -58,6 +58,7 @@
  54      defined(__mips__) || defined(__powerpc__) || \
  55      defined(__sparc__) || defined(__sparc) || defined(__s390__) || \
  56      defined(__SH4__) || defined(__alpha__) || \
  57 +    defined(__aarch64__) || \
  58      defined(_MIPS_ARCH_MIPS32R2)
  59  #define DOUBLE_CONVERSION_CORRECT_DOUBLE_OPERATIONS 1
  60  #elif defined(_M_IX86) || defined(__i386__) || defined(__i386)