panfrost/midgard: Assert guard texelFetch against cubemaps

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
2019-06-24 14:39:25 -07:00
parent 124f6b541b
commit faf8ad4875
1 changed files with 3 additions and 0 deletions
@@ -1482,6 +1482,9 @@ emit_texop_native(compiler_context *ctx, nir_tex_instr *instr,
                switch (instr->src[i].src_type) {
                case nir_tex_src_coord: {
                        if (instr->sampler_dim == GLSL_SAMPLER_DIM_CUBE) {
+                                /* texelFetch is undefined on samplerCube */
+                                assert(midgard_texop != TEXTURE_OP_TEXEL_FETCH);
+
                                /* For cubemaps, we need to load coords into
                                 * special r27, and then use a special ld/st op
                                 * to select the face and copy the xy into the