#include "glsl/glsl_parser_extras.h"
#include "main/shaderapi.h"
+static void
+shader_debug_log_mesa(void *data, const char *fmt, ...)
+{
+ struct brw_context *brw = (struct brw_context *)data;
+ va_list args;
+
+ va_start(args, fmt);
+ GLuint msg_id = 0;
+ _mesa_gl_vdebug(&brw->ctx, &msg_id,
+ MESA_DEBUG_SOURCE_SHADER_COMPILER,
+ MESA_DEBUG_TYPE_OTHER,
+ MESA_DEBUG_SEVERITY_NOTIFICATION, fmt, args);
+ va_end(args);
+}
+
+static void
+shader_perf_log_mesa(void *data, const char *fmt, ...)
+{
+ struct brw_context *brw = (struct brw_context *)data;
+
+ va_list args;
+ va_start(args, fmt);
+
+ if (unlikely(INTEL_DEBUG & DEBUG_PERF)) {
+ va_list args_copy;
+ va_copy(args_copy, args);
+ vfprintf(stderr, fmt, args_copy);
+ va_end(args_copy);
+ }
+
+ if (brw->perf_debug) {
+ GLuint msg_id = 0;
+ _mesa_gl_vdebug(&brw->ctx, &msg_id,
+ MESA_DEBUG_SOURCE_SHADER_COMPILER,
+ MESA_DEBUG_TYPE_PERFORMANCE,
+ MESA_DEBUG_SEVERITY_MEDIUM, fmt, args);
+ }
+ va_end(args);
+}
+
struct brw_compiler *
brw_compiler_create(void *mem_ctx, const struct brw_device_info *devinfo)
{
struct brw_compiler *compiler = rzalloc(mem_ctx, struct brw_compiler);
compiler->devinfo = devinfo;
+ compiler->shader_debug_log = shader_debug_log_mesa;
+ compiler->shader_perf_log = shader_perf_log_mesa;
brw_fs_alloc_reg_sets(compiler);
brw_vec4_alloc_reg_set(compiler);
+ if (devinfo->gen >= 8 && !(INTEL_DEBUG & DEBUG_VEC4VS))
+ compiler->scalar_vs = true;
+
+ nir_shader_compiler_options *nir_options =
+ rzalloc(compiler, nir_shader_compiler_options);
+ nir_options->native_integers = true;
+ /* In order to help allow for better CSE at the NIR level we tell NIR
+ * to split all ffma instructions during opt_algebraic and we then
+ * re-combine them as a later step.
+ */
+ nir_options->lower_ffma = true;
+ nir_options->lower_sub = true;
+ nir_options->lower_fdiv = true;
+
+ /* We want the GLSL compiler to emit code that uses condition codes */
+ for (int i = 0; i < MESA_SHADER_STAGES; i++) {
+ compiler->glsl_compiler_options[i].MaxUnrollIterations = 32;
+ compiler->glsl_compiler_options[i].MaxIfDepth =
+ devinfo->gen < 6 ? 16 : UINT_MAX;
+
+ compiler->glsl_compiler_options[i].EmitCondCodes = true;
+ compiler->glsl_compiler_options[i].EmitNoNoise = true;
+ compiler->glsl_compiler_options[i].EmitNoMainReturn = true;
+ compiler->glsl_compiler_options[i].EmitNoIndirectInput = true;
+ compiler->glsl_compiler_options[i].EmitNoIndirectOutput =
+ (i == MESA_SHADER_FRAGMENT);
+ compiler->glsl_compiler_options[i].EmitNoIndirectTemp =
+ (i == MESA_SHADER_FRAGMENT);
+ compiler->glsl_compiler_options[i].EmitNoIndirectUniform = false;
+ compiler->glsl_compiler_options[i].LowerClipDistance = true;
+
+ /* !ARB_gpu_shader5 */
+ if (devinfo->gen < 7)
+ compiler->glsl_compiler_options[i].EmitNoIndirectSampler = true;
+ }
+
+ compiler->glsl_compiler_options[MESA_SHADER_VERTEX].OptimizeForAOS = true;
+ compiler->glsl_compiler_options[MESA_SHADER_GEOMETRY].OptimizeForAOS = true;
+
+ if (compiler->scalar_vs || brw_env_var_as_boolean("INTEL_USE_NIR", true)) {
+ if (compiler->scalar_vs) {
+ /* If we're using the scalar backend for vertex shaders, we need to
+ * configure these accordingly.
+ */
+ compiler->glsl_compiler_options[MESA_SHADER_VERTEX].EmitNoIndirectOutput = true;
+ compiler->glsl_compiler_options[MESA_SHADER_VERTEX].EmitNoIndirectTemp = true;
+ compiler->glsl_compiler_options[MESA_SHADER_VERTEX].OptimizeForAOS = false;
+ }
+
+ compiler->glsl_compiler_options[MESA_SHADER_VERTEX].NirOptions = nir_options;
+ }
+
+ if (brw_env_var_as_boolean("INTEL_USE_NIR", true)) {
+ compiler->glsl_compiler_options[MESA_SHADER_GEOMETRY].NirOptions = nir_options;
+ }
+
+ compiler->glsl_compiler_options[MESA_SHADER_FRAGMENT].NirOptions = nir_options;
+ compiler->glsl_compiler_options[MESA_SHADER_COMPUTE].NirOptions = nir_options;
+
return compiler;
}
case MESA_SHADER_FRAGMENT:
return true;
case MESA_SHADER_VERTEX:
- return brw->scalar_vs;
+ return brw->intelScreen->compiler->scalar_vs;
default:
return false;
}
}
static void
-process_glsl_ir(struct brw_context *brw,
+process_glsl_ir(gl_shader_stage stage,
+ struct brw_context *brw,
struct gl_shader_program *shader_prog,
struct gl_shader *shader)
{
EXP_TO_EXP2 |
LOG_TO_LOG2 |
bitfield_insert |
- LDEXP_TO_ARITH);
+ LDEXP_TO_ARITH |
+ CARRY_TO_ARITH |
+ BORROW_TO_ARITH);
/* Pre-gen6 HW can only nest if-statements 16 deep. Beyond this,
* if-statements need to be flattened.
lower_quadop_vector(shader->ir, false);
bool lowered_variable_indexing =
- lower_variable_index_to_cond_assign(shader->ir,
+ lower_variable_index_to_cond_assign((gl_shader_stage)stage,
+ shader->ir,
options->EmitNoIndirectInput,
options->EmitNoIndirectOutput,
options->EmitNoIndirectTemp,
options->EmitNoIndirectUniform);
if (unlikely(brw->perf_debug && lowered_variable_indexing)) {
- perf_debug("Unsupported form of variable indexing in FS; falling "
- "back to very inefficient code generation\n");
+ perf_debug("Unsupported form of variable indexing in %s; falling "
+ "back to very inefficient code generation\n",
+ _mesa_shader_stage_to_abbrev(shader->Stage));
}
lower_ubo_reference(shader, shader->ir);
} while (progress);
if (options->NirOptions != NULL)
- lower_output_reads(shader->ir);
+ lower_output_reads(stage, shader->ir);
validate_ir_tree(shader->ir);
_mesa_copy_linked_program_data((gl_shader_stage) stage, shProg, prog);
- process_glsl_ir(brw, shProg, shader);
+ process_glsl_ir((gl_shader_stage) stage, brw, shProg, shader);
/* Make a pass over the IR to add state references for any built-in
* uniforms that are used. This has to be done now (during linking).
brw_add_texrect_params(prog);
- if (options->NirOptions)
- prog->nir = brw_create_nir(brw, shProg, prog, (gl_shader_stage) stage);
+ if (options->NirOptions) {
+ prog->nir = brw_create_nir(brw, shProg, prog, (gl_shader_stage) stage,
+ is_scalar_shader_stage(brw, stage));
+ }
_mesa_reference_program(ctx, &prog, NULL);
}
return BRW_REGISTER_TYPE_F;
case GLSL_TYPE_INT:
case GLSL_TYPE_BOOL:
+ case GLSL_TYPE_SUBROUTINE:
return BRW_REGISTER_TYPE_D;
case GLSL_TYPE_UINT:
return BRW_REGISTER_TYPE_UD;
case GLSL_TYPE_ERROR:
case GLSL_TYPE_INTERFACE:
case GLSL_TYPE_DOUBLE:
+ case GLSL_TYPE_FUNCTION:
unreachable("not reached");
}
return opcode_descs[op].name;
case FS_OPCODE_FB_WRITE:
return "fb_write";
+ case FS_OPCODE_FB_WRITE_LOGICAL:
+ return "fb_write_logical";
case FS_OPCODE_BLORP_FB_WRITE:
return "blorp_fb_write";
case FS_OPCODE_REP_FB_WRITE:
case SHADER_OPCODE_TEX:
return "tex";
+ case SHADER_OPCODE_TEX_LOGICAL:
+ return "tex_logical";
case SHADER_OPCODE_TXD:
return "txd";
+ case SHADER_OPCODE_TXD_LOGICAL:
+ return "txd_logical";
case SHADER_OPCODE_TXF:
return "txf";
+ case SHADER_OPCODE_TXF_LOGICAL:
+ return "txf_logical";
case SHADER_OPCODE_TXL:
return "txl";
+ case SHADER_OPCODE_TXL_LOGICAL:
+ return "txl_logical";
case SHADER_OPCODE_TXS:
return "txs";
+ case SHADER_OPCODE_TXS_LOGICAL:
+ return "txs_logical";
case FS_OPCODE_TXB:
return "txb";
+ case FS_OPCODE_TXB_LOGICAL:
+ return "txb_logical";
case SHADER_OPCODE_TXF_CMS:
return "txf_cms";
+ case SHADER_OPCODE_TXF_CMS_LOGICAL:
+ return "txf_cms_logical";
case SHADER_OPCODE_TXF_UMS:
return "txf_ums";
+ case SHADER_OPCODE_TXF_UMS_LOGICAL:
+ return "txf_ums_logical";
case SHADER_OPCODE_TXF_MCS:
return "txf_mcs";
+ case SHADER_OPCODE_TXF_MCS_LOGICAL:
+ return "txf_mcs_logical";
case SHADER_OPCODE_LOD:
return "lod";
+ case SHADER_OPCODE_LOD_LOGICAL:
+ return "lod_logical";
case SHADER_OPCODE_TG4:
return "tg4";
+ case SHADER_OPCODE_TG4_LOGICAL:
+ return "tg4_logical";
case SHADER_OPCODE_TG4_OFFSET:
return "tg4_offset";
+ case SHADER_OPCODE_TG4_OFFSET_LOGICAL:
+ return "tg4_offset_logical";
+
case SHADER_OPCODE_SHADER_TIME_ADD:
return "shader_time_add";
case SHADER_OPCODE_UNTYPED_ATOMIC:
return "untyped_atomic";
+ case SHADER_OPCODE_UNTYPED_ATOMIC_LOGICAL:
+ return "untyped_atomic_logical";
case SHADER_OPCODE_UNTYPED_SURFACE_READ:
return "untyped_surface_read";
+ case SHADER_OPCODE_UNTYPED_SURFACE_READ_LOGICAL:
+ return "untyped_surface_read_logical";
case SHADER_OPCODE_UNTYPED_SURFACE_WRITE:
return "untyped_surface_write";
+ case SHADER_OPCODE_UNTYPED_SURFACE_WRITE_LOGICAL:
+ return "untyped_surface_write_logical";
case SHADER_OPCODE_TYPED_ATOMIC:
return "typed_atomic";
+ case SHADER_OPCODE_TYPED_ATOMIC_LOGICAL:
+ return "typed_atomic_logical";
case SHADER_OPCODE_TYPED_SURFACE_READ:
return "typed_surface_read";
+ case SHADER_OPCODE_TYPED_SURFACE_READ_LOGICAL:
+ return "typed_surface_read_logical";
case SHADER_OPCODE_TYPED_SURFACE_WRITE:
return "typed_surface_write";
+ case SHADER_OPCODE_TYPED_SURFACE_WRITE_LOGICAL:
+ return "typed_surface_write_logical";
case SHADER_OPCODE_MEMORY_FENCE:
return "memory_fence";
case SHADER_OPCODE_URB_WRITE_SIMD8:
return "gen8_urb_write_simd8";
+ case SHADER_OPCODE_FIND_LIVE_CHANNEL:
+ return "find_live_channel";
+ case SHADER_OPCODE_BROADCAST:
+ return "broadcast";
+
case VEC4_OPCODE_MOV_BYTES:
return "mov_bytes";
case VEC4_OPCODE_PACK_BYTES:
case FS_OPCODE_DISCARD_JUMP:
return "discard_jump";
- case FS_OPCODE_SET_OMASK:
- return "set_omask";
case FS_OPCODE_SET_SAMPLE_ID:
return "set_sample_id";
case FS_OPCODE_SET_SIMD4X2_OFFSET:
return "gs_ff_sync_set_primitives";
case CS_OPCODE_CS_TERMINATE:
return "cs_terminate";
+ case SHADER_OPCODE_BARRIER:
+ return "barrier";
+ case SHADER_OPCODE_MULH:
+ return "mulh";
}
unreachable("not reached");
return false;
}
-backend_visitor::backend_visitor(struct brw_context *brw,
- struct gl_shader_program *shader_prog,
- struct gl_program *prog,
- struct brw_stage_prog_data *stage_prog_data,
- gl_shader_stage stage)
- : brw(brw),
- devinfo(brw->intelScreen->devinfo),
- ctx(&brw->ctx),
+backend_shader::backend_shader(const struct brw_compiler *compiler,
+ void *log_data,
+ void *mem_ctx,
+ struct gl_shader_program *shader_prog,
+ struct gl_program *prog,
+ struct brw_stage_prog_data *stage_prog_data,
+ gl_shader_stage stage)
+ : compiler(compiler),
+ log_data(log_data),
+ devinfo(compiler->devinfo),
shader(shader_prog ?
(struct brw_shader *)shader_prog->_LinkedShaders[stage] : NULL),
shader_prog(shader_prog),
prog(prog),
stage_prog_data(stage_prog_data),
+ mem_ctx(mem_ctx),
cfg(NULL),
stage(stage)
{
case BRW_OPCODE_XOR:
case BRW_OPCODE_ADD:
case BRW_OPCODE_MUL:
+ case SHADER_OPCODE_MULH:
return true;
case BRW_OPCODE_SEL:
/* MIN and MAX are commutative. */
case BRW_OPCODE_LINE:
case BRW_OPCODE_LRP:
case BRW_OPCODE_MAC:
- case BRW_OPCODE_MACH:
case BRW_OPCODE_MAD:
case BRW_OPCODE_MATH:
case BRW_OPCODE_MOV:
case BRW_OPCODE_MUL:
+ case SHADER_OPCODE_MULH:
case BRW_OPCODE_PLN:
case BRW_OPCODE_RNDD:
case BRW_OPCODE_RNDE:
{
switch (opcode) {
case SHADER_OPCODE_UNTYPED_ATOMIC:
+ case SHADER_OPCODE_UNTYPED_ATOMIC_LOGICAL:
case SHADER_OPCODE_GEN4_SCRATCH_WRITE:
case SHADER_OPCODE_UNTYPED_SURFACE_WRITE:
+ case SHADER_OPCODE_UNTYPED_SURFACE_WRITE_LOGICAL:
case SHADER_OPCODE_TYPED_ATOMIC:
+ case SHADER_OPCODE_TYPED_ATOMIC_LOGICAL:
case SHADER_OPCODE_TYPED_SURFACE_WRITE:
+ case SHADER_OPCODE_TYPED_SURFACE_WRITE_LOGICAL:
case SHADER_OPCODE_MEMORY_FENCE:
case SHADER_OPCODE_URB_WRITE_SIMD8:
case FS_OPCODE_FB_WRITE:
+ case SHADER_OPCODE_BARRIER:
return true;
default:
return false;
}
void
-backend_visitor::dump_instructions()
+backend_shader::dump_instructions()
{
dump_instructions(NULL);
}
void
-backend_visitor::dump_instructions(const char *name)
+backend_shader::dump_instructions(const char *name)
{
FILE *file = stderr;
if (name && geteuid() != 0) {
}
void
-backend_visitor::calculate_cfg()
+backend_shader::calculate_cfg()
{
if (this->cfg)
return;
}
void
-backend_visitor::invalidate_cfg()
+backend_shader::invalidate_cfg()
{
ralloc_free(this->cfg);
this->cfg = NULL;
* trigger some of our asserts that surface indices are < BRW_MAX_SURFACES.
*/
void
-backend_visitor::assign_common_binding_table_offsets(uint32_t next_binding_table_offset)
+backend_shader::assign_common_binding_table_offsets(uint32_t next_binding_table_offset)
{
int num_textures = _mesa_fls(prog->SamplersUsed);
/* prog_data->base.binding_table.size will be set by brw_mark_surface_used. */
}
+
+void
+backend_shader::setup_image_uniform_values(unsigned param_offset,
+ const gl_uniform_storage *storage)
+{
+ const unsigned stage = _mesa_program_enum_to_shader_stage(prog->Target);
+
+ for (unsigned i = 0; i < MAX2(storage->array_elements, 1); i++) {
+ const unsigned image_idx = storage->image[stage].index + i;
+ const brw_image_param *param = &stage_prog_data->image_param[image_idx];
+
+ /* Upload the brw_image_param structure. The order is expected to match
+ * the BRW_IMAGE_PARAM_*_OFFSET defines.
+ */
+ setup_vec4_uniform_value(param_offset + BRW_IMAGE_PARAM_SURFACE_IDX_OFFSET,
+ (const gl_constant_value *)¶m->surface_idx, 1);
+ setup_vec4_uniform_value(param_offset + BRW_IMAGE_PARAM_OFFSET_OFFSET,
+ (const gl_constant_value *)param->offset, 2);
+ setup_vec4_uniform_value(param_offset + BRW_IMAGE_PARAM_SIZE_OFFSET,
+ (const gl_constant_value *)param->size, 3);
+ setup_vec4_uniform_value(param_offset + BRW_IMAGE_PARAM_STRIDE_OFFSET,
+ (const gl_constant_value *)param->stride, 4);
+ setup_vec4_uniform_value(param_offset + BRW_IMAGE_PARAM_TILING_OFFSET,
+ (const gl_constant_value *)param->tiling, 3);
+ setup_vec4_uniform_value(param_offset + BRW_IMAGE_PARAM_SWIZZLING_OFFSET,
+ (const gl_constant_value *)param->swizzling, 2);
+ param_offset += BRW_IMAGE_PARAM_SIZE;
+
+ brw_mark_surface_used(
+ stage_prog_data,
+ stage_prog_data->binding_table.image_start + image_idx);
+ }
+}