[Mesa-dev] [PATCH] mesa: Fix _mesa_uint_array_min_max linker error.

[Ilia Mirkin]

And disables the optimization unless you're building with a -march
that has sse4.1... thus defeating the purpose of doing it this way.

On Fri, Nov 14, 2014 at 1:23 PM, Siavash Eliasi <siavashserver at gmail.com> wrote:
> Fixes build process failure when providing -mno-sse4.1 CFLAGS:
> vbo_exec_array.c:(.text+0x9bb): undefined reference to
> `_mesa_uint_array_min_max'
>
> Similar bug:
> https://bugs.freedesktop.org/show_bug.cgi?id=71547
> ---
>  src/mesa/vbo/vbo_exec_array.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c
> index e623b36..6362dd4 100644
> --- a/src/mesa/vbo/vbo_exec_array.c
> +++ b/src/mesa/vbo/vbo_exec_array.c
> @@ -121,12 +121,14 @@ vbo_get_minmax_index(struct gl_context *ctx,
>           }
>        }
>        else {
> +#ifdef __SSE4_1__
>  #if defined(USE_SSE41)
>           if (cpu_has_sse4_1) {
>              _mesa_uint_array_min_max(ui_indices, &min_ui, &max_ui, count);
>           }
>           else
>  #endif
> +#endif
>              for (i = 0; i < count; i++) {
>                 if (ui_indices[i] > max_ui) max_ui = ui_indices[i];
>                 if (ui_indices[i] < min_ui) min_ui = ui_indices[i];
> --
> 2.1.3
>
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