* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- * Tom Stellard <thomas.stellard@amd.com>
- * Michel Dänzer <michel.daenzer@amd.com>
- * Christian König <christian.koenig@amd.com>
*/
/* The compiler middle-end architecture: Explaining (non-)monolithic shaders
#include <llvm-c/TargetMachine.h>
#include "tgsi/tgsi_scan.h"
#include "util/u_queue.h"
+
+#include "ac_binary.h"
#include "si_state.h"
-struct ac_shader_binary;
+struct nir_shader;
#define SI_MAX_VS_OUTPUTS 40
/* SGPR user data indices */
enum {
- /* GFX9 merged shaders have RW_BUFFERS among the first 8 system SGPRs,
- * and these two are used for other purposes.
- */
SI_SGPR_RW_BUFFERS, /* rings (& stream-out, VS only) */
SI_SGPR_RW_BUFFERS_HI,
- SI_SGPR_CONST_AND_SHADER_BUFFERS,
+ SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES,
+ SI_SGPR_BINDLESS_SAMPLERS_AND_IMAGES_HI,
+ SI_SGPR_CONST_AND_SHADER_BUFFERS, /* or just a constant buffer 0 pointer */
SI_SGPR_CONST_AND_SHADER_BUFFERS_HI,
- SI_SGPR_SAMPLERS, /* images & sampler states interleaved */
- SI_SGPR_SAMPLERS_HI,
- SI_SGPR_IMAGES,
- SI_SGPR_IMAGES_HI,
+ SI_SGPR_SAMPLERS_AND_IMAGES,
+ SI_SGPR_SAMPLERS_AND_IMAGES_HI,
SI_NUM_RESOURCE_SGPRS,
/* all VS variants */
SI_SGPR_VS_STATE_BITS,
SI_VS_NUM_USER_SGPR,
+ SI_SGPR_VS_BLIT_DATA = SI_SGPR_CONST_AND_SHADER_BUFFERS,
+
/* TES */
SI_SGPR_TES_OFFCHIP_LAYOUT = SI_NUM_RESOURCE_SGPRS,
SI_SGPR_TES_OFFCHIP_ADDR_BASE64K,
GFX9_SGPR_unused_to_align_the_next_pointer,
GFX9_SGPR_TCS_CONST_AND_SHADER_BUFFERS,
GFX9_SGPR_TCS_CONST_AND_SHADER_BUFFERS_HI,
- GFX9_SGPR_TCS_SAMPLERS, /* images & sampler states interleaved */
- GFX9_SGPR_TCS_SAMPLERS_HI,
- GFX9_SGPR_TCS_IMAGES,
- GFX9_SGPR_TCS_IMAGES_HI,
+ GFX9_SGPR_TCS_SAMPLERS_AND_IMAGES,
+ GFX9_SGPR_TCS_SAMPLERS_AND_IMAGES_HI,
GFX9_TCS_NUM_USER_SGPR,
/* GFX9: Merged ES-GS (VS-GS or TES-GS). */
GFX9_SGPR_GS_CONST_AND_SHADER_BUFFERS = SI_VS_NUM_USER_SGPR,
GFX9_SGPR_GS_CONST_AND_SHADER_BUFFERS_HI,
- GFX9_SGPR_GS_SAMPLERS,
- GFX9_SGPR_GS_SAMPLERS_HI,
- GFX9_SGPR_GS_IMAGES,
- GFX9_SGPR_GS_IMAGES_HI,
+ GFX9_SGPR_GS_SAMPLERS_AND_IMAGES,
+ GFX9_SGPR_GS_SAMPLERS_AND_IMAGES_HI,
GFX9_GS_NUM_USER_SGPR,
/* GS limits */
TGSI_SEMANTIC_DEFAULT_TESSINNER_SI,
};
+enum {
+ /* Use a property enum that VS wouldn't use. */
+ TGSI_PROPERTY_VS_BLIT_SGPRS = TGSI_PROPERTY_FS_COORD_ORIGIN,
+
+ /* These represent the number of SGPRs the shader uses. */
+ SI_VS_BLIT_SGPRS_POS = 3,
+ SI_VS_BLIT_SGPRS_POS_COLOR = 7,
+ SI_VS_BLIT_SGPRS_POS_TEXCOORD = 9,
+};
+
/* For VS shader key fix_fetch. */
enum {
SI_FIX_FETCH_NONE = 0,
struct si_shader *gs_copy_shader;
struct tgsi_token *tokens;
+ struct nir_shader *nir;
struct pipe_stream_output_info so;
struct tgsi_shader_info info;
+ struct tgsi_tessctrl_info tcs_info;
/* PIPE_SHADER_[VERTEX|FRAGMENT|...] */
unsigned type;
bool vs_needs_prolog;
+ bool force_correct_derivs_after_kill;
+ unsigned pa_cl_vs_out_cntl;
+ ubyte clipdist_mask;
+ ubyte culldist_mask;
- /* GS parameters. */
+ /* ES parameters. */
unsigned esgs_itemsize;
+
+ /* GS parameters. */
unsigned gs_input_verts_per_prim;
unsigned gs_output_prim;
unsigned gs_max_out_vertices;
unsigned max_gs_stream; /* count - 1 */
unsigned gsvs_vertex_size;
unsigned max_gsvs_emit_size;
+ unsigned enabled_streamout_buffer_mask;
/* PS parameters. */
unsigned color_attr_index[2];
uint32_t patch_outputs_written; /* "get_unique_index_patch" bits */
uint64_t inputs_read; /* "get_unique_index" bits */
+
+ /* bitmasks of used descriptor slots */
+ uint32_t active_const_and_shader_buffers;
+ uint64_t active_samplers_and_images;
};
/* Valid shader configurations:
* -> = merged with the next stage
*/
+/* Use the byte alignment for all following structure members for optimal
+ * shader key memory footprint.
+ */
+#pragma pack(push, 1)
+
/* Common VS bits between the shader key and the prolog key. */
struct si_vs_prolog_bits {
- unsigned instance_divisors[SI_MAX_ATTRIBS];
+ /* - If neither "is_one" nor "is_fetched" has a bit set, the instance
+ * divisor is 0.
+ * - If "is_one" has a bit set, the instance divisor is 1.
+ * - If "is_fetched" has a bit set, the instance divisor will be loaded
+ * from the constant buffer.
+ */
+ uint16_t instance_divisor_is_one; /* bitmask of inputs */
+ uint16_t instance_divisor_is_fetched; /* bitmask of inputs */
+ unsigned ls_vgpr_fix:1;
};
/* Common TCS bits between the shader key and the epilog key. */
struct si_tcs_epilog_bits {
unsigned prim_mode:3;
+ unsigned invoc0_tess_factors_are_def:1;
unsigned tes_reads_tess_factors:1;
};
unsigned force_linear_center_interp:1;
unsigned bc_optimize_for_persp:1;
unsigned bc_optimize_for_linear:1;
+ unsigned samplemask_log_ps_iter:3;
};
/* Common PS bits between the shader key and the epilog key. */
unsigned num_merged_next_stage_vgprs:3;
unsigned last_input:4;
unsigned as_ls:1;
+ unsigned as_es:1;
/* Prologs for monolithic shaders shouldn't set EXEC. */
unsigned is_monolithic:1;
} vs_prolog;
unsigned colors_read:8; /* color input components read */
unsigned num_interp_inputs:5; /* BCOLOR is at this location */
unsigned face_vgpr_index:5;
+ unsigned ancillary_vgpr_index:5;
unsigned wqm:1;
char color_attr_index[2];
char color_interp_vgpr_index[2]; /* -1 == constant */
struct {
/* One byte for every input: SI_FIX_FETCH_* enums. */
uint8_t vs_fix_fetch[SI_MAX_ATTRIBS];
- uint64_t ff_tcs_inputs_to_copy; /* for fixed-func TCS */
- /* When PS needs PrimID and GS is disabled. */
- unsigned vs_export_prim_id:1;
+
+ union {
+ uint64_t ff_tcs_inputs_to_copy; /* for fixed-func TCS */
+ /* When PS needs PrimID and GS is disabled. */
+ unsigned vs_export_prim_id:1;
+ struct {
+ unsigned interpolate_at_sample_force_center:1;
+ } ps;
+ } u;
} mono;
/* Optimization flags for asynchronous compilation only. */
struct {
- struct {
- uint64_t kill_outputs; /* "get_unique_index" bits */
- unsigned clip_disable:1;
- } hw_vs; /* HW VS (it can be VS, TES, GS) */
+ /* For HW VS (it can be VS, TES, GS) */
+ uint64_t kill_outputs; /* "get_unique_index" bits */
+ unsigned clip_disable:1;
/* For shaders where monolithic variants have better code.
*
} opt;
};
+/* Restore the pack alignment to default. */
+#pragma pack(pop)
+
struct si_shader_config {
unsigned num_sgprs;
unsigned num_vgprs;
ubyte vs_output_param_offset[SI_MAX_VS_OUTPUTS];
ubyte num_input_sgprs;
ubyte num_input_vgprs;
- char face_vgpr_index;
+ signed char face_vgpr_index;
+ signed char ancillary_vgpr_index;
bool uses_instanceid;
ubyte nr_pos_exports;
ubyte nr_param_exports;
struct r600_resource *bo;
struct r600_resource *scratch_bo;
struct si_shader_key key;
- struct util_queue_fence optimized_ready;
+ struct util_queue_fence ready;
bool compilation_failed;
bool is_monolithic;
bool is_optimized;
bool writes_samplemask);
const char *si_get_shader_name(const struct si_shader *shader, unsigned processor);
+/* si_shader_nir.c */
+void si_nir_scan_shader(const struct nir_shader *nir,
+ struct tgsi_shader_info *info);
+void si_lower_nir(struct si_shader_selector *sel);
+
/* Inline helpers. */
/* Return the pointer to the main shader part's pointer. */
return &sel->main_shader_part;
}
+static inline bool
+si_shader_uses_bindless_samplers(struct si_shader_selector *selector)
+{
+ return selector ? selector->info.uses_bindless_samplers : false;
+}
+
+static inline bool
+si_shader_uses_bindless_images(struct si_shader_selector *selector)
+{
+ return selector ? selector->info.uses_bindless_images : false;
+}
+
+void si_destroy_shader_selector(struct si_context *sctx,
+ struct si_shader_selector *sel);
+
+static inline void
+si_shader_selector_reference(struct si_context *sctx,
+ struct si_shader_selector **dst,
+ struct si_shader_selector *src)
+{
+ if (pipe_reference(&(*dst)->reference, &src->reference))
+ si_destroy_shader_selector(sctx, *dst);
+
+ *dst = src;
+}
+
#endif
projects / mesa.git / blobdiff