gallium: add shader caps INT16 and FP16_DERIVATIVES
[mesa.git] / src / gallium / drivers / r600 / r600_pipe.c
index 5c915e0f91a0ed38e36e0ff250395aee384b2c65..435aa62ad7c457ebe3897f6306598338bb960f89 100644 (file)
@@ -155,7 +155,7 @@ static struct pipe_context *r600_create_context(struct pipe_screen *screen,
                goto fail;
 
        rctx->screen = rscreen;
-       LIST_INITHEAD(&rctx->texture_buffers);
+       list_inithead(&rctx->texture_buffers);
 
        r600_init_blit_functions(rctx);
 
@@ -249,6 +249,12 @@ fail:
        return NULL;
 }
 
+static bool is_nir_enabled(struct r600_common_screen *screen) {
+   return (screen->debug_flags & DBG_NIR &&
+       screen->family >= CHIP_CEDAR &&
+       screen->family < CHIP_CAYMAN);
+}
+
 /*
  * pipe_screen
  */
@@ -277,7 +283,9 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
        case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
        case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
        case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
-       case PIPE_CAP_SM3:
+       case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD:
+       case PIPE_CAP_FRAGMENT_SHADER_DERIVATIVES:
+       case PIPE_CAP_VERTEX_SHADER_SATURATE:
        case PIPE_CAP_SEAMLESS_CUBE_MAP:
        case PIPE_CAP_PRIMITIVE_RESTART:
        case PIPE_CAP_CONDITIONAL_RENDER:
@@ -322,7 +330,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
                return 64 * 1024 * 1024;
 
        case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
-               return rscreen->b.info.drm_major == 2 && rscreen->b.info.drm_minor >= 43;
+               return rscreen->b.info.drm_minor >= 43;
 
        case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
                return !R600_BIG_ENDIAN && rscreen->b.info.has_userptr;
@@ -331,7 +339,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
                return rscreen->b.chip_class > R700;
 
        case PIPE_CAP_TGSI_TEXCOORD:
-               return 0;
+               return 1;
 
        case PIPE_CAP_FAKE_SW_MSAA:
                return 0;
@@ -398,60 +406,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
        case PIPE_CAP_MAX_COMBINED_SHADER_BUFFERS:
                return 8;
 
-       /* Unsupported features. */
-       case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
-       case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
-       case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
-       case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
-       case PIPE_CAP_VERTEX_COLOR_CLAMPED:
-       case PIPE_CAP_USER_VERTEX_BUFFERS:
-       case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
-       case PIPE_CAP_VERTEXID_NOBASE:
-       case PIPE_CAP_DEPTH_BOUNDS_TEST:
-       case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
-       case PIPE_CAP_SHAREABLE_SHADERS:
-       case PIPE_CAP_DRAW_PARAMETERS:
-       case PIPE_CAP_MULTI_DRAW_INDIRECT:
-       case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
-       case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL:
-       case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
-       case PIPE_CAP_GENERATE_MIPMAP:
-       case PIPE_CAP_STRING_MARKER:
-       case PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES:
-       case PIPE_CAP_TGSI_VOTE:
-       case PIPE_CAP_MAX_WINDOW_RECTANGLES:
-       case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
-       case PIPE_CAP_NATIVE_FENCE_FD:
        case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
-       case PIPE_CAP_TGSI_FS_FBFETCH:
-       case PIPE_CAP_INT64:
-       case PIPE_CAP_INT64_DIVMOD:
-       case PIPE_CAP_TGSI_TEX_TXF_LZ:
-       case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE:
-       case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE:
-       case PIPE_CAP_TGSI_BALLOT:
-       case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
-       case PIPE_CAP_POST_DEPTH_COVERAGE:
-       case PIPE_CAP_BINDLESS_TEXTURE:
-       case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
-       case PIPE_CAP_QUERY_SO_OVERFLOW:
-       case PIPE_CAP_MEMOBJ:
-       case PIPE_CAP_LOAD_CONSTBUF:
-       case PIPE_CAP_TGSI_ANY_REG_AS_ADDRESS:
-       case PIPE_CAP_TILE_RASTER_ORDER:
-       case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET:
-       case PIPE_CAP_CONTEXT_PRIORITY_MASK:
-       case PIPE_CAP_FENCE_SIGNAL:
-       case PIPE_CAP_CONSTBUF0_FLAGS:
-       case PIPE_CAP_PACKED_UNIFORMS:
-       case PIPE_CAP_FRAMEBUFFER_MSAA_CONSTRAINTS:
-       case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_TRIANGLES:
-       case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_POINTS_LINES:
-       case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_TRIANGLES:
-       case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_POINTS_LINES:
-       case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE:
-       case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
-       case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS:
                return 0;
 
        case PIPE_CAP_DOUBLES:
@@ -593,7 +548,6 @@ static int r600_get_shader_param(struct pipe_screen* pscreen,
        {
        case PIPE_SHADER_FRAGMENT:
        case PIPE_SHADER_VERTEX:
-       case PIPE_SHADER_COMPUTE:
                break;
        case PIPE_SHADER_GEOMETRY:
                if (rscreen->b.family >= CHIP_CEDAR)
@@ -602,10 +556,16 @@ static int r600_get_shader_param(struct pipe_screen* pscreen,
                if (rscreen->b.info.drm_minor >= 37)
                        break;
                return 0;
+      /* With NIR we currently disable TES, TCS and COMP shaders */
        case PIPE_SHADER_TESS_CTRL:
        case PIPE_SHADER_TESS_EVAL:
                if (rscreen->b.family >= CHIP_CEDAR)
                        break;
+               /* fallthrough */
+       case PIPE_SHADER_COMPUTE:
+               if (!is_nir_enabled(&rscreen->b))
+                       break;
+               /* fallthrough */
        default:
                return 0;
        }
@@ -627,9 +587,11 @@ static int r600_get_shader_param(struct pipe_screen* pscreen,
        case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
                if (shader == PIPE_SHADER_COMPUTE) {
                        uint64_t max_const_buffer_size;
-                       pscreen->get_compute_param(pscreen, PIPE_SHADER_IR_TGSI,
-                               PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE,
-                               &max_const_buffer_size);
+                       enum pipe_shader_ir ir_type = is_nir_enabled(&rscreen->b) ?
+                               PIPE_SHADER_IR_NIR: PIPE_SHADER_IR_TGSI;
+                       pscreen->get_compute_param(pscreen, ir_type,
+                                                  PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE,
+                                                  &max_const_buffer_size);
                        return MIN2(max_const_buffer_size, INT_MAX);
 
                } else {
@@ -649,6 +611,8 @@ static int r600_get_shader_param(struct pipe_screen* pscreen,
        case PIPE_SHADER_CAP_SUBROUTINES:
        case PIPE_SHADER_CAP_INT64_ATOMICS:
        case PIPE_SHADER_CAP_FP16:
+        case PIPE_SHADER_CAP_FP16_DERIVATIVES:
+        case PIPE_SHADER_CAP_INT16:
                return 0;
        case PIPE_SHADER_CAP_INTEGERS:
        case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
@@ -656,14 +620,19 @@ static int r600_get_shader_param(struct pipe_screen* pscreen,
        case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
        case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
                return 16;
-        case PIPE_SHADER_CAP_PREFERRED_IR:
+       case PIPE_SHADER_CAP_PREFERRED_IR:
+               if (is_nir_enabled(&rscreen->b))
+                       return PIPE_SHADER_IR_NIR;
                return PIPE_SHADER_IR_TGSI;
        case PIPE_SHADER_CAP_SUPPORTED_IRS: {
                int ir = 0;
                if (shader == PIPE_SHADER_COMPUTE)
                        ir = 1 << PIPE_SHADER_IR_NATIVE;
-               if (rscreen->b.family >= CHIP_CEDAR)
+               if (rscreen->b.family >= CHIP_CEDAR) {
                        ir |= 1 << PIPE_SHADER_IR_TGSI;
+                       if (is_nir_enabled(&rscreen->b))
+                               ir |= 1 << PIPE_SHADER_IR_NIR;
+               }
                return ir;
        }
        case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
@@ -696,8 +665,6 @@ static int r600_get_shader_param(struct pipe_screen* pscreen,
                        return EG_MAX_ATOMIC_BUFFERS;
                }
                return 0;
-       case PIPE_SHADER_CAP_SCALAR_ISA:
-               return 0;
        case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
                /* due to a bug in the shader compiler, some loops hang
                 * if they are not unrolled, see: