File _service:tar_git:disable-avx-support.diff of Package mesa

commit d87399ae231c2dab749f49fa97ea030ecd504386
Author: Juha Kallioinen <juha.kallioinen@jolla.com>
Date:   Fri Apr 18 09:10:24 2014 +0000

[mesa] disable avx support - JB#18552
    
    AVX/SSE4 cpuid information can leak through to the system in some
    circumstances and mesa/llvm tries to use it for llvmpipe and
    VirtualBox will SIGILL as it doesn't support it.
    
    Signed-off-by: Juha Kallioinen <juha.kallioinen@jolla.com>

diff --git a/src/util/u_cpu_detect.c b/src/util/u_cpu_detect.c
index b118fc8..b94591b 100644
--- a/src/util/u_cpu_detect.c
+++ b/src/util/u_cpu_detect.c
@@ -460,6 +460,7 @@ util_cpu_detect(void)
          util_cpu_caps.has_sse2   = (regs2[3] >> 26) & 1; /* 0x4000000 */
          util_cpu_caps.has_sse3   = (regs2[2] >>  0) & 1; /* 0x0000001 */
          util_cpu_caps.has_ssse3  = (regs2[2] >>  9) & 1; /* 0x0000020 */
+#if 0
          util_cpu_caps.has_sse4_1 = (regs2[2] >> 19) & 1;
          util_cpu_caps.has_sse4_2 = (regs2[2] >> 20) & 1;
          util_cpu_caps.has_popcnt = (regs2[2] >> 23) & 1;
@@ -469,6 +470,15 @@ util_cpu_detect(void)
          util_cpu_caps.has_f16c   = ((regs2[2] >> 29) & 1) && util_cpu_caps.has_avx;
          util_cpu_caps.has_fma    = ((regs2[2] >> 12) & 1) && util_cpu_caps.has_avx;
          util_cpu_caps.has_mmx2   = util_cpu_caps.has_sse; /* SSE cpus supports mmxext too */
+#else
+         util_cpu_caps.has_sse4_1 = 0;
+         util_cpu_caps.has_sse4_2 = 0;
+         util_cpu_caps.has_popcnt = 0;
+         util_cpu_caps.has_avx    = 0;
+         util_cpu_caps.has_f16c   = 0;
+         util_cpu_caps.has_fma    = 0;
+         util_cpu_caps.has_mmx2   = 0;
+#endif
 #if defined(PIPE_ARCH_X86_64)
          util_cpu_caps.has_daz = 1;
 #else