struct ra_regs;
struct nir_shader;
struct brw_program;
-union gl_constant_value;
struct brw_compiler {
const struct gen_device_info *devinfo;
uint8_t length;
};
+/* We reserve the first 2^16 values for builtins */
+#define BRW_PARAM_IS_BUILTIN(param) (((param) & 0xffff0000) == 0)
+
+enum brw_param_builtin {
+ BRW_PARAM_BUILTIN_ZERO,
+
+ BRW_PARAM_BUILTIN_CLIP_PLANE_0_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_0_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_0_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_0_W,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_1_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_1_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_1_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_1_W,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_2_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_2_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_2_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_2_W,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_3_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_3_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_3_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_3_W,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_4_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_4_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_4_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_4_W,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_5_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_5_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_5_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_5_W,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_6_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_6_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_6_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_6_W,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_7_X,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_7_Y,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_7_Z,
+ BRW_PARAM_BUILTIN_CLIP_PLANE_7_W,
+
+ BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_X,
+ BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_Y,
+ BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_Z,
+ BRW_PARAM_BUILTIN_TESS_LEVEL_OUTER_W,
+ BRW_PARAM_BUILTIN_TESS_LEVEL_INNER_X,
+ BRW_PARAM_BUILTIN_TESS_LEVEL_INNER_Y,
+};
+
+#define BRW_PARAM_BUILTIN_CLIP_PLANE(idx, comp) \
+ (BRW_PARAM_BUILTIN_CLIP_PLANE_0_X + ((idx) << 2) + (comp))
+
+#define BRW_PARAM_BUILTIN_IS_CLIP_PLANE(param) \
+ ((param) >= BRW_PARAM_BUILTIN_CLIP_PLANE_0_X && \
+ (param) <= BRW_PARAM_BUILTIN_CLIP_PLANE_7_W)
+
+#define BRW_PARAM_BUILTIN_CLIP_PLANE_IDX(param) \
+ (((param) - BRW_PARAM_BUILTIN_CLIP_PLANE_0_X) >> 2)
+
+#define BRW_PARAM_BUILTIN_CLIP_PLANE_COMP(param) \
+ (((param) - BRW_PARAM_BUILTIN_CLIP_PLANE_0_X) & 0x3)
+
struct brw_stage_prog_data {
struct {
/** size of our binding table. */
bool use_alt_mode; /**< Use ALT floating point mode? Otherwise, IEEE. */
- /* Pointers to tracked values (only valid once
- * _mesa_load_state_parameters has been called at runtime).
+ /* 32-bit identifiers for all push/pull parameters. These can be anything
+ * the driver wishes them to be; the core of the back-end compiler simply
+ * re-arranges them. The one restriction is that the bottom 2^16 values
+ * are reserved for builtins defined in the brw_param_builtin enum defined
+ * above.
*/
- const union gl_constant_value **param;
- const union gl_constant_value **pull_param;
+ uint32_t *param;
+ uint32_t *pull_param;
/** Image metadata passed to the shader as uniforms. */
struct brw_image_param *image_param;
const struct brw_vs_prog_key *key,
struct brw_vs_prog_data *prog_data,
const struct nir_shader *shader,
- gl_clip_plane *clip_planes,
bool use_legacy_snorm_formula,
int shader_time_index,
unsigned *final_assembly_size,