struct gallivm_state *gallivm = base->gallivm;
struct si_shader_context *ctx =
si_shader_context(&radeon_bld->soa.bld_base);
- unsigned divisor =
- ctx->shader->key.vs.prolog.instance_divisors[input_index];
unsigned chan;
/* Build the attribute offset */
attribute_offset = lp_build_const_int32(gallivm, 0);
- if (!ctx->no_prolog) {
- buffer_index = LLVMGetParam(radeon_bld->main_fn,
- ctx->param_vertex_index0 +
- input_index);
- } else if (divisor) {
- /* Build index from instance ID, start instance and divisor */
- ctx->shader->info.uses_instanceid = true;
- buffer_index = get_instance_index_for_fetch(ctx,
- SI_PARAM_START_INSTANCE,
- divisor);
- } else {
- /* Load the buffer index for vertices. */
- LLVMValueRef vertex_id = LLVMGetParam(ctx->main_fn,
- ctx->param_vertex_id);
- LLVMValueRef base_vertex = LLVMGetParam(radeon_bld->main_fn,
- SI_PARAM_BASE_VERTEX);
- buffer_index = LLVMBuildAdd(gallivm->builder, base_vertex, vertex_id, "");
- }
+ buffer_index = LLVMGetParam(radeon_bld->main_fn,
+ ctx->param_vertex_index0 +
+ input_index);
args[0] = t_list;
args[1] = attribute_offset;
int interp_param_idx;
/* Get colors from input VGPRs (set by the prolog). */
- if (!ctx->no_prolog &&
- decl->Semantic.Name == TGSI_SEMANTIC_COLOR) {
+ if (decl->Semantic.Name == TGSI_SEMANTIC_COLOR) {
unsigned i = decl->Semantic.Index;
unsigned colors_read = shader->selector->info.colors_read;
unsigned mask = colors_read >> (i * 4);
invocation_id = unpack_param(ctx, SI_PARAM_REL_IDS, 8, 5);
tf_lds_offset = get_tcs_out_current_patch_data_offset(ctx);
- if (!ctx->no_epilog) {
- /* Return epilog parameters from this function. */
- LLVMBuilderRef builder = bld_base->base.gallivm->builder;
- LLVMValueRef ret = ctx->return_value;
- LLVMValueRef rw_buffers, rw0, rw1, tf_soffset;
- unsigned vgpr;
-
- /* RW_BUFFERS pointer */
- rw_buffers = LLVMGetParam(ctx->main_fn,
- SI_PARAM_RW_BUFFERS);
- rw_buffers = LLVMBuildPtrToInt(builder, rw_buffers, ctx->i64, "");
- rw_buffers = LLVMBuildBitCast(builder, rw_buffers, ctx->v2i32, "");
- rw0 = LLVMBuildExtractElement(builder, rw_buffers,
- bld_base->uint_bld.zero, "");
- rw1 = LLVMBuildExtractElement(builder, rw_buffers,
- bld_base->uint_bld.one, "");
- ret = LLVMBuildInsertValue(builder, ret, rw0, 0, "");
- ret = LLVMBuildInsertValue(builder, ret, rw1, 1, "");
-
- /* Tess factor buffer soffset is after user SGPRs. */
- tf_soffset = LLVMGetParam(ctx->main_fn,
- SI_PARAM_TESS_FACTOR_OFFSET);
- ret = LLVMBuildInsertValue(builder, ret, tf_soffset,
- SI_TCS_NUM_USER_SGPR + 1, "");
-
- /* VGPRs */
- rel_patch_id = bitcast(bld_base, TGSI_TYPE_FLOAT, rel_patch_id);
- invocation_id = bitcast(bld_base, TGSI_TYPE_FLOAT, invocation_id);
- tf_lds_offset = bitcast(bld_base, TGSI_TYPE_FLOAT, tf_lds_offset);
-
- vgpr = SI_TCS_NUM_USER_SGPR + 2;
- ret = LLVMBuildInsertValue(builder, ret, rel_patch_id, vgpr++, "");
- ret = LLVMBuildInsertValue(builder, ret, invocation_id, vgpr++, "");
- ret = LLVMBuildInsertValue(builder, ret, tf_lds_offset, vgpr++, "");
- ctx->return_value = ret;
- return;
- }
+ /* Return epilog parameters from this function. */
+ LLVMBuilderRef builder = bld_base->base.gallivm->builder;
+ LLVMValueRef ret = ctx->return_value;
+ LLVMValueRef rw_buffers, rw0, rw1, tf_soffset;
+ unsigned vgpr;
- si_write_tess_factors(bld_base, rel_patch_id, invocation_id, tf_lds_offset);
+ /* RW_BUFFERS pointer */
+ rw_buffers = LLVMGetParam(ctx->main_fn,
+ SI_PARAM_RW_BUFFERS);
+ rw_buffers = LLVMBuildPtrToInt(builder, rw_buffers, ctx->i64, "");
+ rw_buffers = LLVMBuildBitCast(builder, rw_buffers, ctx->v2i32, "");
+ rw0 = LLVMBuildExtractElement(builder, rw_buffers,
+ bld_base->uint_bld.zero, "");
+ rw1 = LLVMBuildExtractElement(builder, rw_buffers,
+ bld_base->uint_bld.one, "");
+ ret = LLVMBuildInsertValue(builder, ret, rw0, 0, "");
+ ret = LLVMBuildInsertValue(builder, ret, rw1, 1, "");
+
+ /* Tess factor buffer soffset is after user SGPRs. */
+ tf_soffset = LLVMGetParam(ctx->main_fn,
+ SI_PARAM_TESS_FACTOR_OFFSET);
+ ret = LLVMBuildInsertValue(builder, ret, tf_soffset,
+ SI_TCS_NUM_USER_SGPR + 1, "");
+
+ /* VGPRs */
+ rel_patch_id = bitcast(bld_base, TGSI_TYPE_FLOAT, rel_patch_id);
+ invocation_id = bitcast(bld_base, TGSI_TYPE_FLOAT, invocation_id);
+ tf_lds_offset = bitcast(bld_base, TGSI_TYPE_FLOAT, tf_lds_offset);
+
+ vgpr = SI_TCS_NUM_USER_SGPR + 2;
+ ret = LLVMBuildInsertValue(builder, ret, rel_patch_id, vgpr++, "");
+ ret = LLVMBuildInsertValue(builder, ret, invocation_id, vgpr++, "");
+ ret = LLVMBuildInsertValue(builder, ret, tf_lds_offset, vgpr++, "");
+ ctx->return_value = ret;
}
static void si_llvm_emit_ls_epilogue(struct lp_build_tgsi_context *bld_base)
"");
}
- if (ctx->no_epilog) {
- /* Export PrimitiveID when PS needs it. */
- if (si_vs_exports_prim_id(ctx->shader)) {
- outputs[i].name = TGSI_SEMANTIC_PRIMID;
- outputs[i].sid = 0;
- outputs[i].values[0] = bitcast(bld_base, TGSI_TYPE_FLOAT,
- get_primitive_id(bld_base, 0));
- outputs[i].values[1] = bld_base->base.undef;
- outputs[i].values[2] = bld_base->base.undef;
- outputs[i].values[3] = bld_base->base.undef;
- i++;
- }
- } else {
- /* Return the primitive ID from the LLVM function. */
- ctx->return_value =
- LLVMBuildInsertValue(gallivm->builder,
- ctx->return_value,
- bitcast(bld_base, TGSI_TYPE_FLOAT,
- get_primitive_id(bld_base, 0)),
- VS_EPILOG_PRIMID_LOC, "");
- }
+ /* Return the primitive ID from the LLVM function. */
+ ctx->return_value =
+ LLVMBuildInsertValue(gallivm->builder,
+ ctx->return_value,
+ bitcast(bld_base, TGSI_TYPE_FLOAT,
+ get_primitive_id(bld_base, 0)),
+ VS_EPILOG_PRIMID_LOC, "");
si_llvm_export_vs(bld_base, outputs, i);
FREE(outputs);
params[ctx->param_vs_prim_id = num_params++] = ctx->i32;
params[ctx->param_instance_id = num_params++] = ctx->i32;
- if (!ctx->no_prolog &&
- !ctx->is_gs_copy_shader) {
+ if (!ctx->is_gs_copy_shader) {
/* Vertex load indices. */
ctx->param_vertex_index0 = num_params;
num_prolog_vgprs += shader->selector->info.num_inputs;
}
- if (!ctx->no_epilog &&
- !ctx->is_gs_copy_shader) {
+ if (!ctx->is_gs_copy_shader) {
/* PrimitiveID output. */
if (!shader->key.vs.as_es && !shader->key.vs.as_ls)
for (i = 0; i <= VS_EPILOG_PRIMID_LOC; i++)
params[SI_PARAM_REL_IDS] = ctx->i32;
num_params = SI_PARAM_REL_IDS+1;
- if (!ctx->no_epilog) {
- /* SI_PARAM_TCS_OC_LDS and PARAM_TESS_FACTOR_OFFSET are
- * placed after the user SGPRs.
- */
- for (i = 0; i < SI_TCS_NUM_USER_SGPR + 2; i++)
- returns[num_returns++] = ctx->i32; /* SGPRs */
+ /* SI_PARAM_TCS_OC_LDS and PARAM_TESS_FACTOR_OFFSET are
+ * placed after the user SGPRs.
+ */
+ for (i = 0; i < SI_TCS_NUM_USER_SGPR + 2; i++)
+ returns[num_returns++] = ctx->i32; /* SGPRs */
- for (i = 0; i < 3; i++)
- returns[num_returns++] = ctx->f32; /* VGPRs */
- }
+ for (i = 0; i < 3; i++)
+ returns[num_returns++] = ctx->f32; /* VGPRs */
break;
case PIPE_SHADER_TESS_EVAL:
params[ctx->param_tes_patch_id = num_params++] = ctx->i32;
/* PrimitiveID output. */
- if (!ctx->no_epilog && !shader->key.tes.as_es)
+ if (!shader->key.tes.as_es)
for (i = 0; i <= VS_EPILOG_PRIMID_LOC; i++)
returns[num_returns++] = ctx->f32;
break;
params[SI_PARAM_POS_FIXED_PT] = ctx->i32;
num_params = SI_PARAM_POS_FIXED_PT+1;
- if (!ctx->no_prolog) {
- /* Color inputs from the prolog. */
- if (shader->selector->info.colors_read) {
- unsigned num_color_elements =
- util_bitcount(shader->selector->info.colors_read);
+ /* Color inputs from the prolog. */
+ if (shader->selector->info.colors_read) {
+ unsigned num_color_elements =
+ util_bitcount(shader->selector->info.colors_read);
- assert(num_params + num_color_elements <= ARRAY_SIZE(params));
- for (i = 0; i < num_color_elements; i++)
- params[num_params++] = ctx->f32;
+ assert(num_params + num_color_elements <= ARRAY_SIZE(params));
+ for (i = 0; i < num_color_elements; i++)
+ params[num_params++] = ctx->f32;
- num_prolog_vgprs += num_color_elements;
- }
+ num_prolog_vgprs += num_color_elements;
}
- if (!ctx->no_epilog) {
- /* Outputs for the epilog. */
- num_return_sgprs = SI_SGPR_ALPHA_REF + 1;
- num_returns =
- num_return_sgprs +
- util_bitcount(shader->selector->info.colors_written) * 4 +
- shader->selector->info.writes_z +
- shader->selector->info.writes_stencil +
- shader->selector->info.writes_samplemask +
- 1 /* SampleMaskIn */;
-
- num_returns = MAX2(num_returns,
- num_return_sgprs +
- PS_EPILOG_SAMPLEMASK_MIN_LOC + 1);
-
- for (i = 0; i < num_return_sgprs; i++)
- returns[i] = ctx->i32;
- for (; i < num_returns; i++)
- returns[i] = ctx->f32;
- }
+ /* Outputs for the epilog. */
+ num_return_sgprs = SI_SGPR_ALPHA_REF + 1;
+ num_returns =
+ num_return_sgprs +
+ util_bitcount(shader->selector->info.colors_written) * 4 +
+ shader->selector->info.writes_z +
+ shader->selector->info.writes_stencil +
+ shader->selector->info.writes_samplemask +
+ 1 /* SampleMaskIn */;
+
+ num_returns = MAX2(num_returns,
+ num_return_sgprs +
+ PS_EPILOG_SAMPLEMASK_MIN_LOC + 1);
+
+ for (i = 0; i < num_return_sgprs; i++)
+ returns[i] = ctx->i32;
+ for (; i < num_returns; i++)
+ returns[i] = ctx->f32;
break;
case PIPE_SHADER_COMPUTE:
create_function(ctx);
preload_ring_buffers(ctx);
- if (ctx->no_prolog && sel->type == PIPE_SHADER_FRAGMENT &&
- shader->key.ps.prolog.poly_stipple) {
- LLVMValueRef list = LLVMGetParam(ctx->main_fn,
- SI_PARAM_RW_BUFFERS);
- si_llvm_emit_polygon_stipple(ctx, list,
- SI_PARAM_POS_FIXED_PT);
- }
-
if (ctx->type == PIPE_SHADER_GEOMETRY) {
int i;
for (i = 0; i < 4; i++) {
}
si_init_shader_ctx(&ctx, sscreen, shader, tm);
- ctx.no_prolog = is_monolithic;
- ctx.no_epilog = is_monolithic;
ctx.separate_prolog = !is_monolithic;
- if (ctx.type == PIPE_SHADER_VERTEX ||
- ctx.type == PIPE_SHADER_TESS_CTRL ||
- ctx.type == PIPE_SHADER_TESS_EVAL ||
- ctx.type == PIPE_SHADER_FRAGMENT) {
- ctx.no_prolog = false;
- ctx.no_epilog = false;
- }
-
memset(shader->info.vs_output_param_offset, 0xff,
sizeof(shader->info.vs_output_param_offset));
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