#include <llvm/Config/llvm-config.h>
#include "util/u_memory.h"
-#include "util/u_string.h"
-#include "tgsi/tgsi_build.h"
#include "tgsi/tgsi_strings.h"
-#include "tgsi/tgsi_util.h"
-#include "tgsi/tgsi_dump.h"
#include "tgsi/tgsi_from_mesa.h"
-#include "ac_binary.h"
#include "ac_exp_param.h"
#include "ac_shader_util.h"
#include "ac_rtld.h"
static const char scratch_rsrc_dword1_symbol[] =
"SCRATCH_RSRC_DWORD1";
-static void si_init_shader_ctx(struct si_shader_context *ctx,
- struct si_screen *sscreen,
- struct ac_llvm_compiler *compiler,
- unsigned wave_size,
- bool nir);
-
-static void si_llvm_emit_barrier(const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data);
+static void si_llvm_emit_barrier(struct si_shader_context *ctx);
static void si_dump_shader_key(const struct si_shader *shader, FILE *f);
if (ctx->shader->key.mono.u.ff_tcs_inputs_to_copy)
return si_unpack_param(ctx, ctx->tcs_out_lds_layout, 0, 13);
- const struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ const struct si_shader_info *info = &ctx->shader->selector->info;
unsigned tcs_out_vertices = info->properties[TGSI_PROPERTY_TCS_VERTICES_OUT];
unsigned vertex_dw_stride = get_tcs_out_vertex_dw_stride_constant(ctx);
unsigned num_patch_outputs = util_last_bit64(ctx->shader->selector->patch_outputs_written);
unsigned input_index,
LLVMValueRef out[4])
{
- const struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ const struct si_shader_info *info = &ctx->shader->selector->info;
unsigned vs_blit_property = info->properties[TGSI_PROPERTY_VS_BLIT_SGPRS_AMD];
if (vs_blit_property) {
return;
}
+ unsigned num_vbos_in_user_sgprs = ctx->shader->selector->num_vbos_in_user_sgprs;
union si_vs_fix_fetch fix_fetch;
- LLVMValueRef t_list_ptr;
- LLVMValueRef t_offset;
- LLVMValueRef t_list;
+ LLVMValueRef vb_desc;
LLVMValueRef vertex_index;
LLVMValueRef tmp;
- /* Load the T list */
- t_list_ptr = ac_get_arg(&ctx->ac, ctx->vertex_buffers);
-
- t_offset = LLVMConstInt(ctx->i32, input_index, 0);
-
- t_list = ac_build_load_to_sgpr(&ctx->ac, t_list_ptr, t_offset);
+ if (input_index < num_vbos_in_user_sgprs) {
+ vb_desc = ac_get_arg(&ctx->ac, ctx->vb_descriptors[input_index]);
+ } else {
+ unsigned index= input_index - num_vbos_in_user_sgprs;
+ vb_desc = ac_build_load_to_sgpr(&ctx->ac,
+ ac_get_arg(&ctx->ac, ctx->vertex_buffers),
+ LLVMConstInt(ctx->i32, index, 0));
+ }
vertex_index = LLVMGetParam(ctx->main_fn,
ctx->vertex_index0.arg_index +
tmp = ac_build_opencoded_load_format(
&ctx->ac, fix_fetch.u.log_size, fix_fetch.u.num_channels_m1 + 1,
fix_fetch.u.format, fix_fetch.u.reverse, !opencode,
- t_list, vertex_index, ctx->ac.i32_0, ctx->ac.i32_0, 0, true);
+ vb_desc, vertex_index, ctx->ac.i32_0, ctx->ac.i32_0, 0, true);
for (unsigned i = 0; i < 4; ++i)
out[i] = LLVMBuildExtractElement(ctx->ac.builder, tmp, LLVMConstInt(ctx->i32, i, false), "");
return;
for (unsigned i = 0; i < num_fetches; ++i) {
LLVMValueRef voffset = LLVMConstInt(ctx->i32, fetch_stride * i, 0);
- fetches[i] = ac_build_buffer_load_format(&ctx->ac, t_list, vertex_index, voffset,
+ fetches[i] = ac_build_buffer_load_format(&ctx->ac, vb_desc, vertex_index, voffset,
channels_per_fetch, 0, true);
}
out[i] = ac_to_float(&ctx->ac, fetches[i]);
}
-static void declare_input_vs(
- struct si_shader_context *ctx,
- unsigned input_index,
- const struct tgsi_full_declaration *decl,
- LLVMValueRef out[4])
-{
- si_llvm_load_input_vs(ctx, input_index, out);
-}
-
LLVMValueRef si_get_primitive_id(struct si_shader_context *ctx,
unsigned swizzle)
{
}
}
-/**
- * Return the value of tgsi_ind_register for indexing.
- * This is the indirect index with the constant offset added to it.
- */
-LLVMValueRef si_get_indirect_index(struct si_shader_context *ctx,
- const struct tgsi_ind_register *ind,
- unsigned addr_mul,
- int rel_index)
-{
- LLVMValueRef result;
-
- if (ind->File == TGSI_FILE_ADDRESS) {
- result = ctx->addrs[ind->Index][ind->Swizzle];
- result = LLVMBuildLoad(ctx->ac.builder, result, "");
- } else {
- struct tgsi_full_src_register src = {};
-
- src.Register.File = ind->File;
- src.Register.Index = ind->Index;
-
- /* Set the second index to 0 for constants. */
- if (ind->File == TGSI_FILE_CONSTANT)
- src.Register.Dimension = 1;
-
- result = ctx->bld_base.emit_fetch_funcs[ind->File](&ctx->bld_base, &src,
- TGSI_TYPE_SIGNED,
- ind->Swizzle);
- result = ac_to_integer(&ctx->ac, result);
- }
-
- return ac_build_imad(&ctx->ac, result, LLVMConstInt(ctx->i32, addr_mul, 0),
- LLVMConstInt(ctx->i32, rel_index, 0));
-}
-
-/**
- * Like si_get_indirect_index, but restricts the return value to a (possibly
- * undefined) value inside [0..num).
- */
-LLVMValueRef si_get_bounded_indirect_index(struct si_shader_context *ctx,
- const struct tgsi_ind_register *ind,
- int rel_index, unsigned num)
-{
- LLVMValueRef result = si_get_indirect_index(ctx, ind, 1, rel_index);
-
- return si_llvm_bound_index(ctx, result, num);
-}
-
static LLVMValueRef get_dw_address_from_generic_indices(struct si_shader_context *ctx,
LLVMValueRef vertex_dw_stride,
LLVMValueRef base_addr,
LLVMConstInt(ctx->i32, param * 4, 0), "");
}
-/**
- * Calculate a dword address given an input or output register and a stride.
- */
-static LLVMValueRef get_dw_address(struct si_shader_context *ctx,
- const struct tgsi_full_dst_register *dst,
- const struct tgsi_full_src_register *src,
- LLVMValueRef vertex_dw_stride,
- LLVMValueRef base_addr)
-{
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
- ubyte *name, *index, *array_first;
- int input_index;
- struct tgsi_full_dst_register reg;
- LLVMValueRef vertex_index = NULL;
- LLVMValueRef ind_index = NULL;
-
- /* Set the register description. The address computation is the same
- * for sources and destinations. */
- if (src) {
- reg.Register.File = src->Register.File;
- reg.Register.Index = src->Register.Index;
- reg.Register.Indirect = src->Register.Indirect;
- reg.Register.Dimension = src->Register.Dimension;
- reg.Indirect = src->Indirect;
- reg.Dimension = src->Dimension;
- reg.DimIndirect = src->DimIndirect;
- } else
- reg = *dst;
-
- /* If the register is 2-dimensional (e.g. an array of vertices
- * in a primitive), calculate the base address of the vertex. */
- if (reg.Register.Dimension) {
- if (reg.Dimension.Indirect)
- vertex_index = si_get_indirect_index(ctx, ®.DimIndirect,
- 1, reg.Dimension.Index);
- else
- vertex_index = LLVMConstInt(ctx->i32, reg.Dimension.Index, 0);
- }
-
- /* Get information about the register. */
- if (reg.Register.File == TGSI_FILE_INPUT) {
- name = info->input_semantic_name;
- index = info->input_semantic_index;
- array_first = info->input_array_first;
- } else if (reg.Register.File == TGSI_FILE_OUTPUT) {
- name = info->output_semantic_name;
- index = info->output_semantic_index;
- array_first = info->output_array_first;
- } else {
- assert(0);
- return NULL;
- }
-
- if (reg.Register.Indirect) {
- /* Add the relative address of the element. */
- if (reg.Indirect.ArrayID)
- input_index = array_first[reg.Indirect.ArrayID];
- else
- input_index = reg.Register.Index;
-
- ind_index = si_get_indirect_index(ctx, ®.Indirect,
- 1, reg.Register.Index - input_index);
- } else {
- input_index = reg.Register.Index;
- }
-
- return get_dw_address_from_generic_indices(ctx, vertex_dw_stride,
- base_addr, vertex_index,
- ind_index, name[input_index],
- index[input_index]);
-}
-
/* The offchip buffer layout for TCS->TES is
*
* - attribute 0 of patch 0 vertex 0
return base_addr;
}
-/* This is a generic helper that can be shared by the NIR and TGSI backends */
static LLVMValueRef get_tcs_tes_buffer_address_from_generic_indices(
struct si_shader_context *ctx,
LLVMValueRef vertex_index,
LLVMValueRef param_index,
- unsigned param_base,
- ubyte *name,
- ubyte *index,
- bool is_patch)
+ ubyte name, ubyte index)
{
unsigned param_index_base;
- param_index_base = is_patch ?
- si_shader_io_get_unique_index_patch(name[param_base], index[param_base]) :
- si_shader_io_get_unique_index(name[param_base], index[param_base], false);
+ param_index_base = name == TGSI_SEMANTIC_PATCH ||
+ name == TGSI_SEMANTIC_TESSINNER ||
+ name == TGSI_SEMANTIC_TESSOUTER ?
+ si_shader_io_get_unique_index_patch(name, index) :
+ si_shader_io_get_unique_index(name, index, false);
if (param_index) {
param_index = LLVMBuildAdd(ctx->ac.builder, param_index,
vertex_index, param_index);
}
-static LLVMValueRef get_tcs_tes_buffer_address_from_reg(
- struct si_shader_context *ctx,
- const struct tgsi_full_dst_register *dst,
- const struct tgsi_full_src_register *src)
+static LLVMValueRef si_build_gather_64bit(struct si_shader_context *ctx,
+ LLVMTypeRef type,
+ LLVMValueRef val1,
+ LLVMValueRef val2)
{
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
- ubyte *name, *index, *array_first;
- struct tgsi_full_src_register reg;
- LLVMValueRef vertex_index = NULL;
- LLVMValueRef param_index = NULL;
- unsigned param_base;
-
- reg = src ? *src : tgsi_full_src_register_from_dst(dst);
-
- if (reg.Register.Dimension) {
-
- if (reg.Dimension.Indirect)
- vertex_index = si_get_indirect_index(ctx, ®.DimIndirect,
- 1, reg.Dimension.Index);
- else
- vertex_index = LLVMConstInt(ctx->i32, reg.Dimension.Index, 0);
- }
-
- /* Get information about the register. */
- if (reg.Register.File == TGSI_FILE_INPUT) {
- name = info->input_semantic_name;
- index = info->input_semantic_index;
- array_first = info->input_array_first;
- } else if (reg.Register.File == TGSI_FILE_OUTPUT) {
- name = info->output_semantic_name;
- index = info->output_semantic_index;
- array_first = info->output_array_first;
- } else {
- assert(0);
- return NULL;
- }
-
- if (reg.Register.Indirect) {
- if (reg.Indirect.ArrayID)
- param_base = array_first[reg.Indirect.ArrayID];
- else
- param_base = reg.Register.Index;
-
- param_index = si_get_indirect_index(ctx, ®.Indirect,
- 1, reg.Register.Index - param_base);
-
- } else {
- param_base = reg.Register.Index;
- }
-
- return get_tcs_tes_buffer_address_from_generic_indices(ctx, vertex_index,
- param_index, param_base,
- name, index, !reg.Register.Dimension);
+ LLVMValueRef values[2] = {
+ ac_to_integer(&ctx->ac, val1),
+ ac_to_integer(&ctx->ac, val2),
+ };
+ LLVMValueRef result = ac_build_gather_values(&ctx->ac, values, 2);
+ return LLVMBuildBitCast(ctx->ac.builder, result, type, "");
}
-static LLVMValueRef buffer_load(struct lp_build_tgsi_context *bld_base,
+static LLVMValueRef buffer_load(struct si_shader_context *ctx,
LLVMTypeRef type, unsigned swizzle,
LLVMValueRef buffer, LLVMValueRef offset,
LLVMValueRef base, bool can_speculate)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
LLVMValueRef value, value2;
LLVMTypeRef vec_type = LLVMVectorType(type, 4);
value2 = ac_build_buffer_load(&ctx->ac, buffer, 1, NULL, base, offset,
swizzle * 4 + 4, ac_glc, can_speculate, false);
- return si_llvm_emit_fetch_64bit(bld_base, type, value, value2);
+ return si_build_gather_64bit(ctx, type, value, value2);
}
/**
* \param swizzle offset (typically 0..3); it can be ~0, which loads a vec4
* \param dw_addr address in dwords
*/
-static LLVMValueRef lshs_lds_load(struct lp_build_tgsi_context *bld_base,
- LLVMTypeRef type, unsigned swizzle,
- LLVMValueRef dw_addr)
+static LLVMValueRef lshs_lds_load(struct si_shader_context *ctx,
+ LLVMTypeRef type, unsigned swizzle,
+ LLVMValueRef dw_addr)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
LLVMValueRef value;
if (swizzle == ~0) {
- LLVMValueRef values[TGSI_NUM_CHANNELS];
+ LLVMValueRef values[4];
- for (unsigned chan = 0; chan < TGSI_NUM_CHANNELS; chan++)
- values[chan] = lshs_lds_load(bld_base, type, chan, dw_addr);
+ for (unsigned chan = 0; chan < 4; chan++)
+ values[chan] = lshs_lds_load(ctx, type, chan, dw_addr);
- return ac_build_gather_values(&ctx->ac, values,
- TGSI_NUM_CHANNELS);
+ return ac_build_gather_values(&ctx->ac, values, 4);
}
/* Split 64-bit loads. */
if (llvm_type_is_64bit(ctx, type)) {
LLVMValueRef lo, hi;
- lo = lshs_lds_load(bld_base, ctx->i32, swizzle, dw_addr);
- hi = lshs_lds_load(bld_base, ctx->i32, swizzle + 1, dw_addr);
- return si_llvm_emit_fetch_64bit(bld_base, type, lo, hi);
+ lo = lshs_lds_load(ctx, ctx->i32, swizzle, dw_addr);
+ hi = lshs_lds_load(ctx, ctx->i32, swizzle + 1, dw_addr);
+ return si_build_gather_64bit(ctx, type, lo, hi);
}
dw_addr = LLVMBuildAdd(ctx->ac.builder, dw_addr,
if (ctx->screen->info.chip_class >= GFX10)
rsrc3 |= S_008F0C_FORMAT(V_008F0C_IMG_FORMAT_32_FLOAT) |
- S_008F0C_OOB_SELECT(3) |
+ S_008F0C_OOB_SELECT(V_008F0C_OOB_SELECT_RAW) |
S_008F0C_RESOURCE_LEVEL(1);
else
rsrc3 |= S_008F0C_NUM_FORMAT(V_008F0C_BUF_NUM_FORMAT_FLOAT) |
return ac_build_gather_values(&ctx->ac, desc, 4);
}
-static LLVMValueRef fetch_input_tcs(
- struct lp_build_tgsi_context *bld_base,
- const struct tgsi_full_src_register *reg,
- enum tgsi_opcode_type type, unsigned swizzle_in)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- LLVMValueRef dw_addr, stride;
- unsigned swizzle = swizzle_in & 0xffff;
- stride = get_tcs_in_vertex_dw_stride(ctx);
- dw_addr = get_tcs_in_current_patch_offset(ctx);
- dw_addr = get_dw_address(ctx, NULL, reg, stride, dw_addr);
-
- return lshs_lds_load(bld_base, tgsi2llvmtype(bld_base, type), swizzle, dw_addr);
-}
-
static LLVMValueRef si_nir_load_tcs_varyings(struct ac_shader_abi *abi,
LLVMTypeRef type,
LLVMValueRef vertex_index,
bool load_input)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
- struct lp_build_tgsi_context *bld_base = &ctx->bld_base;
+ struct si_shader_info *info = &ctx->shader->selector->info;
LLVMValueRef dw_addr, stride;
+ ubyte name, index;
driver_location = driver_location / 4;
+ if (load_input) {
+ name = info->input_semantic_name[driver_location];
+ index = info->input_semantic_index[driver_location];
+ } else {
+ name = info->output_semantic_name[driver_location];
+ index = info->output_semantic_index[driver_location];
+ }
+
+ assert((name == TGSI_SEMANTIC_PATCH ||
+ name == TGSI_SEMANTIC_TESSINNER ||
+ name == TGSI_SEMANTIC_TESSOUTER) == is_patch);
+
if (load_input) {
stride = get_tcs_in_vertex_dw_stride(ctx);
dw_addr = get_tcs_in_current_patch_offset(ctx);
param_index = LLVMConstInt(ctx->i32, const_index, 0);
}
- ubyte name;
- ubyte index;
- if (load_input) {
- name = info->input_semantic_name[driver_location];
- index = info->input_semantic_index[driver_location];
- } else {
- name = info->output_semantic_name[driver_location];
- index = info->output_semantic_index[driver_location];
- }
-
dw_addr = get_dw_address_from_generic_indices(ctx, stride, dw_addr,
vertex_index, param_index,
name, index);
offset *= 2;
offset += component;
- value[i + component] = lshs_lds_load(bld_base, type, offset, dw_addr);
+ value[i + component] = lshs_lds_load(ctx, type, offset, dw_addr);
}
return ac_build_varying_gather_values(&ctx->ac, value, num_components, component);
}
-static LLVMValueRef fetch_output_tcs(
- struct lp_build_tgsi_context *bld_base,
- const struct tgsi_full_src_register *reg,
- enum tgsi_opcode_type type, unsigned swizzle_in)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- LLVMValueRef dw_addr, stride;
- unsigned swizzle = (swizzle_in & 0xffff);
-
- if (reg->Register.Dimension) {
- stride = get_tcs_out_vertex_dw_stride(ctx);
- dw_addr = get_tcs_out_current_patch_offset(ctx);
- dw_addr = get_dw_address(ctx, NULL, reg, stride, dw_addr);
- } else {
- dw_addr = get_tcs_out_current_patch_data_offset(ctx);
- dw_addr = get_dw_address(ctx, NULL, reg, NULL, dw_addr);
- }
-
- return lshs_lds_load(bld_base, tgsi2llvmtype(bld_base, type), swizzle, dw_addr);
-}
-
-static LLVMValueRef fetch_input_tes(
- struct lp_build_tgsi_context *bld_base,
- const struct tgsi_full_src_register *reg,
- enum tgsi_opcode_type type, unsigned swizzle_in)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- LLVMValueRef base, addr;
- unsigned swizzle = (swizzle_in & 0xffff);
-
- base = ac_get_arg(&ctx->ac, ctx->tcs_offchip_offset);
- addr = get_tcs_tes_buffer_address_from_reg(ctx, NULL, reg);
-
- return buffer_load(bld_base, tgsi2llvmtype(bld_base, type), swizzle,
- ctx->tess_offchip_ring, base, addr, true);
-}
-
LLVMValueRef si_nir_load_input_tes(struct ac_shader_abi *abi,
LLVMTypeRef type,
LLVMValueRef vertex_index,
bool load_input)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ struct si_shader_info *info = &ctx->shader->selector->info;
LLVMValueRef base, addr;
driver_location = driver_location / 4;
+ ubyte name = info->input_semantic_name[driver_location];
+ ubyte index = info->input_semantic_index[driver_location];
+
+ assert((name == TGSI_SEMANTIC_PATCH ||
+ name == TGSI_SEMANTIC_TESSINNER ||
+ name == TGSI_SEMANTIC_TESSOUTER) == is_patch);
base = ac_get_arg(&ctx->ac, ctx->tcs_offchip_offset);
}
addr = get_tcs_tes_buffer_address_from_generic_indices(ctx, vertex_index,
- param_index, driver_location,
- info->input_semantic_name,
- info->input_semantic_index,
- is_patch);
+ param_index,
+ name, index);
/* TODO: This will generate rather ordinary llvm code, although it
* should be easy for the optimiser to fix up. In future we might want
- * to refactor buffer_load(), but for now this maximises code sharing
- * between the NIR and TGSI backends.
+ * to refactor buffer_load().
*/
LLVMValueRef value[4];
for (unsigned i = 0; i < num_components; i++) {
if (llvm_type_is_64bit(ctx, type)) {
offset *= 2;
if (offset == 4) {
+ ubyte name = info->input_semantic_name[driver_location + 1];
+ ubyte index = info->input_semantic_index[driver_location + 1];
addr = get_tcs_tes_buffer_address_from_generic_indices(ctx,
vertex_index,
param_index,
- driver_location + 1,
- info->input_semantic_name,
- info->input_semantic_index,
- is_patch);
+ name, index);
}
offset = offset % 4;
}
offset += component;
- value[i + component] = buffer_load(&ctx->bld_base, type, offset,
+ value[i + component] = buffer_load(ctx, type, offset,
ctx->tess_offchip_ring, base, addr, true);
}
return ac_build_varying_gather_values(&ctx->ac, value, num_components, component);
}
-static void store_output_tcs(struct lp_build_tgsi_context *bld_base,
- const struct tgsi_full_instruction *inst,
- const struct tgsi_opcode_info *info,
- unsigned index,
- LLVMValueRef dst[4])
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- const struct tgsi_full_dst_register *reg = &inst->Dst[index];
- const struct tgsi_shader_info *sh_info = &ctx->shader->selector->info;
- unsigned chan_index;
- LLVMValueRef dw_addr, stride;
- LLVMValueRef buffer, base, buf_addr;
- LLVMValueRef values[4];
- bool skip_lds_store;
- bool is_tess_factor = false, is_tess_inner = false;
-
- /* Only handle per-patch and per-vertex outputs here.
- * Vectors will be lowered to scalars and this function will be called again.
- */
- if (reg->Register.File != TGSI_FILE_OUTPUT ||
- (dst[0] && LLVMGetTypeKind(LLVMTypeOf(dst[0])) == LLVMVectorTypeKind)) {
- si_llvm_emit_store(bld_base, inst, info, index, dst);
- return;
- }
-
- if (reg->Register.Dimension) {
- stride = get_tcs_out_vertex_dw_stride(ctx);
- dw_addr = get_tcs_out_current_patch_offset(ctx);
- dw_addr = get_dw_address(ctx, reg, NULL, stride, dw_addr);
- skip_lds_store = !sh_info->reads_pervertex_outputs;
- } else {
- dw_addr = get_tcs_out_current_patch_data_offset(ctx);
- dw_addr = get_dw_address(ctx, reg, NULL, NULL, dw_addr);
- skip_lds_store = !sh_info->reads_perpatch_outputs;
-
- if (!reg->Register.Indirect) {
- int name = sh_info->output_semantic_name[reg->Register.Index];
-
- /* Always write tess factors into LDS for the TCS epilog. */
- if (name == TGSI_SEMANTIC_TESSINNER ||
- name == TGSI_SEMANTIC_TESSOUTER) {
- /* The epilog doesn't read LDS if invocation 0 defines tess factors. */
- skip_lds_store = !sh_info->reads_tessfactor_outputs &&
- ctx->shader->selector->tcs_info.tessfactors_are_def_in_all_invocs;
- is_tess_factor = true;
- is_tess_inner = name == TGSI_SEMANTIC_TESSINNER;
- }
- }
- }
-
- buffer = get_tess_ring_descriptor(ctx, TESS_OFFCHIP_RING_TCS);
-
- base = ac_get_arg(&ctx->ac, ctx->tcs_offchip_offset);
- buf_addr = get_tcs_tes_buffer_address_from_reg(ctx, reg, NULL);
-
- uint32_t writemask = reg->Register.WriteMask;
- while (writemask) {
- chan_index = u_bit_scan(&writemask);
- LLVMValueRef value = dst[chan_index];
-
- if (inst->Instruction.Saturate)
- value = ac_build_clamp(&ctx->ac, value);
-
- /* Skip LDS stores if there is no LDS read of this output. */
- if (!skip_lds_store)
- lshs_lds_store(ctx, chan_index, dw_addr, value);
-
- value = ac_to_integer(&ctx->ac, value);
- values[chan_index] = value;
-
- if (reg->Register.WriteMask != 0xF && !is_tess_factor) {
- ac_build_buffer_store_dword(&ctx->ac, buffer, value, 1,
- buf_addr, base,
- 4 * chan_index, ac_glc);
- }
-
- /* Write tess factors into VGPRs for the epilog. */
- if (is_tess_factor &&
- ctx->shader->selector->tcs_info.tessfactors_are_def_in_all_invocs) {
- if (!is_tess_inner) {
- LLVMBuildStore(ctx->ac.builder, value, /* outer */
- ctx->invoc0_tess_factors[chan_index]);
- } else if (chan_index < 2) {
- LLVMBuildStore(ctx->ac.builder, value, /* inner */
- ctx->invoc0_tess_factors[4 + chan_index]);
- }
- }
- }
-
- if (reg->Register.WriteMask == 0xF && !is_tess_factor) {
- LLVMValueRef value = ac_build_gather_values(&ctx->ac,
- values, 4);
- ac_build_buffer_store_dword(&ctx->ac, buffer, value, 4, buf_addr,
- base, 0, ac_glc);
- }
-}
-
static void si_nir_store_output_tcs(struct ac_shader_abi *abi,
const struct nir_variable *var,
LLVMValueRef vertex_index,
unsigned writemask)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ struct si_shader_info *info = &ctx->shader->selector->info;
const unsigned component = var->data.location_frac;
- const bool is_patch = var->data.patch;
unsigned driver_location = var->data.driver_location;
LLVMValueRef dw_addr, stride;
LLVMValueRef buffer, base, addr;
if (!param_index)
param_index = LLVMConstInt(ctx->i32, const_index, 0);
+ const bool is_patch = var->data.patch ||
+ var->data.location == VARYING_SLOT_TESS_LEVEL_INNER ||
+ var->data.location == VARYING_SLOT_TESS_LEVEL_OUTER;
+
+ assert((name == TGSI_SEMANTIC_PATCH ||
+ name == TGSI_SEMANTIC_TESSINNER ||
+ name == TGSI_SEMANTIC_TESSOUTER) == is_patch);
+
if (!is_patch) {
stride = get_tcs_out_vertex_dw_stride(ctx);
dw_addr = get_tcs_out_current_patch_offset(ctx);
name == TGSI_SEMANTIC_TESSOUTER) {
/* The epilog doesn't read LDS if invocation 0 defines tess factors. */
skip_lds_store = !info->reads_tessfactor_outputs &&
- ctx->shader->selector->tcs_info.tessfactors_are_def_in_all_invocs;
+ ctx->shader->selector->info.tessfactors_are_def_in_all_invocs;
is_tess_factor = true;
is_tess_inner = name == TGSI_SEMANTIC_TESSINNER;
}
base = ac_get_arg(&ctx->ac, ctx->tcs_offchip_offset);
addr = get_tcs_tes_buffer_address_from_generic_indices(ctx, vertex_index,
- param_index, driver_location,
- info->output_semantic_name,
- info->output_semantic_index,
- is_patch);
+ param_index, name, index);
- for (unsigned chan = 0; chan < 8; chan++) {
+ for (unsigned chan = component; chan < 8; chan++) {
if (!(writemask & (1 << chan)))
continue;
LLVMValueRef value = ac_llvm_extract_elem(&ctx->ac, src, chan - component);
unsigned buffer_store_offset = chan % 4;
if (chan == 4) {
+ ubyte name = info->output_semantic_name[driver_location + 1];
+ ubyte index = info->output_semantic_index[driver_location + 1];
addr = get_tcs_tes_buffer_address_from_generic_indices(ctx,
vertex_index,
param_index,
- driver_location + 1,
- info->output_semantic_name,
- info->output_semantic_index,
- is_patch);
+ name, index);
}
/* Skip LDS stores if there is no LDS read of this output. */
/* Write tess factors into VGPRs for the epilog. */
if (is_tess_factor &&
- ctx->shader->selector->tcs_info.tessfactors_are_def_in_all_invocs) {
+ ctx->shader->selector->info.tessfactors_are_def_in_all_invocs) {
if (!is_tess_inner) {
LLVMBuildStore(ctx->ac.builder, value, /* outer */
ctx->invoc0_tess_factors[chan]);
}
}
-LLVMValueRef si_llvm_load_input_gs(struct ac_shader_abi *abi,
- unsigned input_index,
- unsigned vtx_offset_param,
- LLVMTypeRef type,
- unsigned swizzle)
+static LLVMValueRef si_llvm_load_input_gs(struct ac_shader_abi *abi,
+ unsigned input_index,
+ unsigned vtx_offset_param,
+ LLVMTypeRef type,
+ unsigned swizzle)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct lp_build_tgsi_context *bld_base = &ctx->bld_base;
struct si_shader *shader = ctx->shader;
LLVMValueRef vtx_offset, soffset;
- struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_shader_info *info = &shader->selector->info;
unsigned semantic_name = info->input_semantic_name[input_index];
unsigned semantic_index = info->input_semantic_index[input_index];
unsigned param;
/* GFX6: input load from the ESGS ring in memory. */
if (swizzle == ~0) {
- LLVMValueRef values[TGSI_NUM_CHANNELS];
+ LLVMValueRef values[4];
unsigned chan;
- for (chan = 0; chan < TGSI_NUM_CHANNELS; chan++) {
+ for (chan = 0; chan < 4; chan++) {
values[chan] = si_llvm_load_input_gs(abi, input_index, vtx_offset_param,
type, chan);
}
- return ac_build_gather_values(&ctx->ac, values,
- TGSI_NUM_CHANNELS);
+ return ac_build_gather_values(&ctx->ac, values, 4);
}
/* Get the vertex offset parameter on GFX6. */
value2 = ac_build_buffer_load(&ctx->ac, ctx->esgs_ring, 1,
ctx->i32_0, vtx_offset, soffset,
0, ac_glc, true, false);
- return si_llvm_emit_fetch_64bit(bld_base, type, value, value2);
+ return si_build_gather_64bit(ctx, type, value, value2);
}
return LLVMBuildBitCast(ctx->ac.builder, value, type, "");
}
return ac_build_varying_gather_values(&ctx->ac, value, num_components, component);
}
-static LLVMValueRef fetch_input_gs(
- struct lp_build_tgsi_context *bld_base,
- const struct tgsi_full_src_register *reg,
- enum tgsi_opcode_type type,
- unsigned swizzle_in)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
- unsigned swizzle = swizzle_in & 0xffff;
-
- unsigned semantic_name = info->input_semantic_name[reg->Register.Index];
- if (swizzle != ~0 && semantic_name == TGSI_SEMANTIC_PRIMID)
- return si_get_primitive_id(ctx, swizzle);
-
- if (!reg->Register.Dimension)
- return NULL;
-
- return si_llvm_load_input_gs(&ctx->abi, reg->Register.Index,
- reg->Dimension.Index,
- tgsi2llvmtype(bld_base, type),
- swizzle);
-}
-
-static int lookup_interp_param_index(unsigned interpolate, unsigned location)
-{
- switch (interpolate) {
- case TGSI_INTERPOLATE_CONSTANT:
- return 0;
-
- case TGSI_INTERPOLATE_LINEAR:
- if (location == TGSI_INTERPOLATE_LOC_SAMPLE)
- return SI_PARAM_LINEAR_SAMPLE;
- else if (location == TGSI_INTERPOLATE_LOC_CENTROID)
- return SI_PARAM_LINEAR_CENTROID;
- else
- return SI_PARAM_LINEAR_CENTER;
- break;
- case TGSI_INTERPOLATE_COLOR:
- case TGSI_INTERPOLATE_PERSPECTIVE:
- if (location == TGSI_INTERPOLATE_LOC_SAMPLE)
- return SI_PARAM_PERSP_SAMPLE;
- else if (location == TGSI_INTERPOLATE_LOC_CENTROID)
- return SI_PARAM_PERSP_CENTROID;
- else
- return SI_PARAM_PERSP_CENTER;
- break;
- default:
- fprintf(stderr, "Warning: Unhandled interpolation mode.\n");
- return -1;
- }
-}
-
static LLVMValueRef si_build_fs_interp(struct si_shader_context *ctx,
unsigned attr_index, unsigned chan,
LLVMValueRef prim_mask,
* @param face SI_PARAM_FRONT_FACE
* @param result the return value (4 components)
*/
-static void interp_fs_input(struct si_shader_context *ctx,
+static void interp_fs_color(struct si_shader_context *ctx,
unsigned input_index,
- unsigned semantic_name,
unsigned semantic_index,
unsigned num_interp_inputs,
unsigned colors_read_mask,
ctx->i32_1, "");
}
- if (semantic_name == TGSI_SEMANTIC_COLOR &&
- ctx->shader->key.part.ps.prolog.color_two_side) {
+ if (ctx->shader->key.part.ps.prolog.color_two_side) {
LLVMValueRef is_face_positive;
/* If BCOLOR0 is used, BCOLOR1 is at offset "num_inputs + 1",
is_face_positive = LLVMBuildICmp(ctx->ac.builder, LLVMIntNE,
face, ctx->i32_0, "");
- for (chan = 0; chan < TGSI_NUM_CHANNELS; chan++) {
+ for (chan = 0; chan < 4; chan++) {
LLVMValueRef front, back;
front = si_build_fs_interp(ctx,
back,
"");
}
- } else if (semantic_name == TGSI_SEMANTIC_FOG) {
- result[0] = si_build_fs_interp(ctx, input_index,
- 0, prim_mask, i, j);
- result[1] =
- result[2] = LLVMConstReal(ctx->f32, 0.0f);
- result[3] = LLVMConstReal(ctx->f32, 1.0f);
} else {
- for (chan = 0; chan < TGSI_NUM_CHANNELS; chan++) {
+ for (chan = 0; chan < 4; chan++) {
result[chan] = si_build_fs_interp(ctx,
input_index, chan,
prim_mask, i, j);
}
}
-void si_llvm_load_input_fs(
- struct si_shader_context *ctx,
- unsigned input_index,
- LLVMValueRef out[4])
-{
- struct si_shader *shader = ctx->shader;
- struct tgsi_shader_info *info = &shader->selector->info;
- LLVMValueRef main_fn = ctx->main_fn;
- LLVMValueRef interp_param = NULL;
- int interp_param_idx;
- enum tgsi_semantic semantic_name = info->input_semantic_name[input_index];
- unsigned semantic_index = info->input_semantic_index[input_index];
- enum tgsi_interpolate_mode interp_mode = info->input_interpolate[input_index];
- enum tgsi_interpolate_loc interp_loc = info->input_interpolate_loc[input_index];
-
- /* Get colors from input VGPRs (set by the prolog). */
- if (semantic_name == TGSI_SEMANTIC_COLOR) {
- unsigned colors_read = shader->selector->info.colors_read;
- unsigned mask = colors_read >> (semantic_index * 4);
- unsigned offset = SI_PARAM_POS_FIXED_PT + 1 +
- (semantic_index ? util_bitcount(colors_read & 0xf) : 0);
- LLVMValueRef undef = LLVMGetUndef(ctx->f32);
-
- out[0] = mask & 0x1 ? LLVMGetParam(main_fn, offset++) : undef;
- out[1] = mask & 0x2 ? LLVMGetParam(main_fn, offset++) : undef;
- out[2] = mask & 0x4 ? LLVMGetParam(main_fn, offset++) : undef;
- out[3] = mask & 0x8 ? LLVMGetParam(main_fn, offset++) : undef;
- return;
- }
-
- interp_param_idx = lookup_interp_param_index(interp_mode, interp_loc);
- if (interp_param_idx == -1)
- return;
- else if (interp_param_idx) {
- interp_param = LLVMGetParam(ctx->main_fn, interp_param_idx);
- }
-
- interp_fs_input(ctx, input_index, semantic_name,
- semantic_index, 0, /* this param is unused */
- shader->selector->info.colors_read, interp_param,
- ac_get_arg(&ctx->ac, ctx->args.prim_mask),
- LLVMGetParam(main_fn, SI_PARAM_FRONT_FACE),
- &out[0]);
-}
-
-static void declare_input_fs(
- struct si_shader_context *ctx,
- unsigned input_index,
- const struct tgsi_full_declaration *decl,
- LLVMValueRef out[4])
-{
- si_llvm_load_input_fs(ctx, input_index, out);
-}
-
LLVMValueRef si_get_sample_id(struct si_shader_context *ctx)
{
return si_unpack_param(ctx, ctx->args.ancillary, 8, 4);
addr = get_tcs_tes_buffer_address(ctx, get_rel_patch_id(ctx), NULL,
LLVMConstInt(ctx->i32, param, 0));
- return buffer_load(&ctx->bld_base, ctx->f32,
+ return buffer_load(ctx, ctx->f32,
~0, ctx->tess_offchip_ring, base, addr, true);
}
unreachable("invalid shader stage for TGSI_SEMANTIC_VERTICESIN");
}
-void si_load_system_value(struct si_shader_context *ctx,
- unsigned index,
- const struct tgsi_full_declaration *decl)
-{
- LLVMValueRef value = 0;
-
- assert(index < RADEON_LLVM_MAX_SYSTEM_VALUES);
-
- switch (decl->Semantic.Name) {
- case TGSI_SEMANTIC_INSTANCEID:
- value = ctx->abi.instance_id;
- break;
-
- case TGSI_SEMANTIC_VERTEXID:
- value = LLVMBuildAdd(ctx->ac.builder,
- ctx->abi.vertex_id,
- ac_get_arg(&ctx->ac, ctx->args.base_vertex), "");
- break;
-
- case TGSI_SEMANTIC_VERTEXID_NOBASE:
- /* Unused. Clarify the meaning in indexed vs. non-indexed
- * draws if this is ever used again. */
- assert(false);
- break;
-
- case TGSI_SEMANTIC_BASEVERTEX:
- value = get_base_vertex(&ctx->abi);
- break;
-
- case TGSI_SEMANTIC_BASEINSTANCE:
- value = ac_get_arg(&ctx->ac, ctx->args.start_instance);
- break;
-
- case TGSI_SEMANTIC_DRAWID:
- value = ac_get_arg(&ctx->ac, ctx->args.draw_id);
- break;
-
- case TGSI_SEMANTIC_INVOCATIONID:
- if (ctx->type == PIPE_SHADER_TESS_CTRL) {
- value = si_unpack_param(ctx, ctx->args.tcs_rel_ids, 8, 5);
- } else if (ctx->type == PIPE_SHADER_GEOMETRY) {
- if (ctx->screen->info.chip_class >= GFX10) {
- value = LLVMBuildAnd(ctx->ac.builder,
- ac_get_arg(&ctx->ac, ctx->args.gs_invocation_id),
- LLVMConstInt(ctx->i32, 127, 0), "");
- } else {
- value = ac_get_arg(&ctx->ac, ctx->args.gs_invocation_id);
- }
- } else {
- assert(!"INVOCATIONID not implemented");
- }
- break;
-
- case TGSI_SEMANTIC_POSITION:
- {
- LLVMValueRef pos[4] = {
- LLVMGetParam(ctx->main_fn, SI_PARAM_POS_X_FLOAT),
- LLVMGetParam(ctx->main_fn, SI_PARAM_POS_Y_FLOAT),
- LLVMGetParam(ctx->main_fn, SI_PARAM_POS_Z_FLOAT),
- ac_build_fdiv(&ctx->ac, ctx->ac.f32_1,
- LLVMGetParam(ctx->main_fn, SI_PARAM_POS_W_FLOAT)),
- };
- value = ac_build_gather_values(&ctx->ac, pos, 4);
- break;
- }
-
- case TGSI_SEMANTIC_FACE:
- value = ac_get_arg(&ctx->ac, ctx->args.front_face);
- break;
-
- case TGSI_SEMANTIC_SAMPLEID:
- value = si_get_sample_id(ctx);
- break;
-
- case TGSI_SEMANTIC_SAMPLEPOS: {
- LLVMValueRef pos[4] = {
- LLVMGetParam(ctx->main_fn, SI_PARAM_POS_X_FLOAT),
- LLVMGetParam(ctx->main_fn, SI_PARAM_POS_Y_FLOAT),
- LLVMConstReal(ctx->f32, 0),
- LLVMConstReal(ctx->f32, 0)
- };
- pos[0] = ac_build_fract(&ctx->ac, pos[0], 32);
- pos[1] = ac_build_fract(&ctx->ac, pos[1], 32);
- value = ac_build_gather_values(&ctx->ac, pos, 4);
- break;
- }
-
- case TGSI_SEMANTIC_SAMPLEMASK:
- /* This can only occur with the OpenGL Core profile, which
- * doesn't support smoothing.
- */
- value = LLVMGetParam(ctx->main_fn, SI_PARAM_SAMPLE_COVERAGE);
- break;
-
- case TGSI_SEMANTIC_TESSCOORD:
- value = si_load_tess_coord(&ctx->abi);
- break;
-
- case TGSI_SEMANTIC_VERTICESIN:
- value = si_load_patch_vertices_in(&ctx->abi);
- break;
-
- case TGSI_SEMANTIC_TESSINNER:
- case TGSI_SEMANTIC_TESSOUTER:
- value = load_tess_level(ctx, decl->Semantic.Name);
- break;
-
- case TGSI_SEMANTIC_TESS_DEFAULT_OUTER_LEVEL:
- case TGSI_SEMANTIC_TESS_DEFAULT_INNER_LEVEL:
- value = load_tess_level_default(ctx, decl->Semantic.Name);
- break;
-
- case TGSI_SEMANTIC_PRIMID:
- value = si_get_primitive_id(ctx, 0);
- break;
-
- case TGSI_SEMANTIC_GRID_SIZE:
- value = ac_get_arg(&ctx->ac, ctx->args.num_work_groups);
- break;
-
- case TGSI_SEMANTIC_BLOCK_SIZE:
- value = get_block_size(&ctx->abi);
- break;
-
- case TGSI_SEMANTIC_BLOCK_ID:
- {
- LLVMValueRef values[3];
-
- for (int i = 0; i < 3; i++) {
- values[i] = ctx->i32_0;
- if (ctx->args.workgroup_ids[i].used) {
- values[i] = ac_get_arg(&ctx->ac, ctx->args.workgroup_ids[i]);
- }
- }
- value = ac_build_gather_values(&ctx->ac, values, 3);
- break;
- }
-
- case TGSI_SEMANTIC_THREAD_ID:
- value = ac_get_arg(&ctx->ac, ctx->args.local_invocation_ids);
- break;
-
- case TGSI_SEMANTIC_HELPER_INVOCATION:
- value = ac_build_load_helper_invocation(&ctx->ac);
- break;
-
- case TGSI_SEMANTIC_SUBGROUP_SIZE:
- value = LLVMConstInt(ctx->i32, ctx->ac.wave_size, 0);
- break;
-
- case TGSI_SEMANTIC_SUBGROUP_INVOCATION:
- value = ac_get_thread_id(&ctx->ac);
- break;
-
- case TGSI_SEMANTIC_SUBGROUP_EQ_MASK:
- {
- LLVMValueRef id = ac_get_thread_id(&ctx->ac);
- if (ctx->ac.wave_size == 64)
- id = LLVMBuildZExt(ctx->ac.builder, id, ctx->i64, "");
- value = LLVMBuildShl(ctx->ac.builder,
- LLVMConstInt(ctx->ac.iN_wavemask, 1, 0), id, "");
- if (ctx->ac.wave_size == 32)
- value = LLVMBuildZExt(ctx->ac.builder, value, ctx->i64, "");
- value = LLVMBuildBitCast(ctx->ac.builder, value, ctx->v2i32, "");
- break;
- }
-
- case TGSI_SEMANTIC_SUBGROUP_GE_MASK:
- case TGSI_SEMANTIC_SUBGROUP_GT_MASK:
- case TGSI_SEMANTIC_SUBGROUP_LE_MASK:
- case TGSI_SEMANTIC_SUBGROUP_LT_MASK:
- {
- LLVMValueRef id = ac_get_thread_id(&ctx->ac);
- if (decl->Semantic.Name == TGSI_SEMANTIC_SUBGROUP_GT_MASK ||
- decl->Semantic.Name == TGSI_SEMANTIC_SUBGROUP_LE_MASK) {
- /* All bits set except LSB */
- value = LLVMConstInt(ctx->ac.iN_wavemask, -2, 0);
- } else {
- /* All bits set */
- value = LLVMConstInt(ctx->ac.iN_wavemask, -1, 0);
- }
- if (ctx->ac.wave_size == 64)
- id = LLVMBuildZExt(ctx->ac.builder, id, ctx->i64, "");
- value = LLVMBuildShl(ctx->ac.builder, value, id, "");
- if (decl->Semantic.Name == TGSI_SEMANTIC_SUBGROUP_LE_MASK ||
- decl->Semantic.Name == TGSI_SEMANTIC_SUBGROUP_LT_MASK)
- value = LLVMBuildNot(ctx->ac.builder, value, "");
- if (ctx->ac.wave_size == 32)
- value = LLVMBuildZExt(ctx->ac.builder, value, ctx->i64, "");
- value = LLVMBuildBitCast(ctx->ac.builder, value, ctx->v2i32, "");
- break;
- }
-
- case TGSI_SEMANTIC_CS_USER_DATA_AMD:
- value = ac_get_arg(&ctx->ac, ctx->cs_user_data);
- break;
-
- default:
- assert(!"unknown system value");
- return;
- }
-
- ctx->system_values[index] = value;
-}
-
void si_declare_compute_memory(struct si_shader_context *ctx)
{
struct si_shader_selector *sel = ctx->shader->selector;
ctx->ac.lds = LLVMBuildBitCast(ctx->ac.builder, var, i8p, "");
}
-void si_tgsi_declare_compute_memory(struct si_shader_context *ctx,
- const struct tgsi_full_declaration *decl)
-{
- assert(decl->Declaration.MemType == TGSI_MEMORY_TYPE_SHARED);
- assert(decl->Range.First == decl->Range.Last);
-
- si_declare_compute_memory(ctx);
-}
-
static LLVMValueRef load_const_buffer_desc_fast_path(struct si_shader_context *ctx)
{
LLVMValueRef ptr =
if (ctx->screen->info.chip_class >= GFX10)
rsrc3 |= S_008F0C_FORMAT(V_008F0C_IMG_FORMAT_32_FLOAT) |
- S_008F0C_OOB_SELECT(3) |
+ S_008F0C_OOB_SELECT(V_008F0C_OOB_SELECT_RAW) |
S_008F0C_RESOURCE_LEVEL(1);
else
rsrc3 |= S_008F0C_NUM_FORMAT(V_008F0C_BUF_NUM_FORMAT_FLOAT) |
return ac_build_gather_values(&ctx->ac, desc_elems, 4);
}
-static LLVMValueRef load_const_buffer_desc(struct si_shader_context *ctx, int i)
-{
- LLVMValueRef list_ptr = ac_get_arg(&ctx->ac,
- ctx->const_and_shader_buffers);
-
- return ac_build_load_to_sgpr(&ctx->ac, list_ptr,
- LLVMConstInt(ctx->i32, si_get_constbuf_slot(i), 0));
-}
-
static LLVMValueRef load_ubo(struct ac_shader_abi *abi, LLVMValueRef index)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
return ac_build_load_to_sgpr(&ctx->ac, rsrc_ptr, index);
}
-static LLVMValueRef fetch_constant(
- struct lp_build_tgsi_context *bld_base,
- const struct tgsi_full_src_register *reg,
- enum tgsi_opcode_type type,
- unsigned swizzle_in)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- struct si_shader_selector *sel = ctx->shader->selector;
- const struct tgsi_ind_register *ireg = ®->Indirect;
- unsigned buf, idx;
- unsigned swizzle = swizzle_in & 0xffff;
-
- LLVMValueRef addr, bufp;
-
- if (swizzle_in == LP_CHAN_ALL) {
- unsigned chan;
- LLVMValueRef values[4];
- for (chan = 0; chan < TGSI_NUM_CHANNELS; ++chan)
- values[chan] = fetch_constant(bld_base, reg, type, chan);
-
- return ac_build_gather_values(&ctx->ac, values, 4);
- }
-
- /* Split 64-bit loads. */
- if (tgsi_type_is_64bit(type)) {
- LLVMValueRef lo, hi;
-
- lo = fetch_constant(bld_base, reg, TGSI_TYPE_UNSIGNED, swizzle);
- hi = fetch_constant(bld_base, reg, TGSI_TYPE_UNSIGNED, (swizzle_in >> 16));
- return si_llvm_emit_fetch_64bit(bld_base, tgsi2llvmtype(bld_base, type),
- lo, hi);
- }
-
- idx = reg->Register.Index * 4 + swizzle;
- if (reg->Register.Indirect) {
- addr = si_get_indirect_index(ctx, ireg, 16, idx * 4);
- } else {
- addr = LLVMConstInt(ctx->i32, idx * 4, 0);
- }
-
- /* Fast path when user data SGPRs point to constant buffer 0 directly. */
- if (sel->info.const_buffers_declared == 1 &&
- sel->info.shader_buffers_declared == 0) {
- LLVMValueRef desc = load_const_buffer_desc_fast_path(ctx);
- LLVMValueRef result = buffer_load_const(ctx, desc, addr);
- return bitcast(bld_base, type, result);
- }
-
- assert(reg->Register.Dimension);
- buf = reg->Dimension.Index;
-
- if (reg->Dimension.Indirect) {
- LLVMValueRef ptr = ac_get_arg(&ctx->ac, ctx->const_and_shader_buffers);
- LLVMValueRef index;
- index = si_get_bounded_indirect_index(ctx, ®->DimIndirect,
- reg->Dimension.Index,
- ctx->num_const_buffers);
- index = LLVMBuildAdd(ctx->ac.builder, index,
- LLVMConstInt(ctx->i32, SI_NUM_SHADER_BUFFERS, 0), "");
- bufp = ac_build_load_to_sgpr(&ctx->ac, ptr, index);
- } else
- bufp = load_const_buffer_desc(ctx, buf);
-
- return bitcast(bld_base, type, buffer_load_const(ctx, bufp, addr));
-}
-
/* Initialize arguments for the shader export intrinsic */
static void si_llvm_init_export_args(struct si_shader_context *ctx,
LLVMValueRef *values,
}
}
-static void si_alpha_test(struct lp_build_tgsi_context *bld_base,
- LLVMValueRef alpha)
+static void si_alpha_test(struct si_shader_context *ctx, LLVMValueRef alpha)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
if (ctx->shader->key.part.ps.epilog.alpha_func != PIPE_FUNC_NEVER) {
static LLVMRealPredicate cond_map[PIPE_FUNC_ALWAYS + 1] = {
[PIPE_FUNC_LESS] = LLVMRealOLT,
}
}
-static LLVMValueRef si_scale_alpha_by_sample_mask(struct lp_build_tgsi_context *bld_base,
+static LLVMValueRef si_scale_alpha_by_sample_mask(struct si_shader_context *ctx,
LLVMValueRef alpha,
unsigned samplemask_param)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
LLVMValueRef coverage;
/* alpha = alpha * popcount(coverage) / SI_NUM_SMOOTH_AA_SAMPLES */
args->out[3] = LLVMConstReal(ctx->f32, 0.0f);
/* Compute dot products of position and user clip plane vectors */
- for (chan = 0; chan < TGSI_NUM_CHANNELS; chan++) {
- for (const_chan = 0; const_chan < TGSI_NUM_CHANNELS; const_chan++) {
+ for (chan = 0; chan < 4; chan++) {
+ for (const_chan = 0; const_chan < 4; const_chan++) {
LLVMValueRef addr =
LLVMConstInt(ctx->i32, ((reg_index * 4 + chan) * 4 +
const_chan) * 4, 0);
* Forward all outputs from the vertex shader to the TES. This is only used
* for the fixed function TCS.
*/
-static void si_copy_tcs_inputs(struct lp_build_tgsi_context *bld_base)
+static void si_copy_tcs_inputs(struct si_shader_context *ctx)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
LLVMValueRef invocation_id, buffer, buffer_offset;
LLVMValueRef lds_vertex_stride, lds_base;
uint64_t inputs;
invocation_id,
LLVMConstInt(ctx->i32, i, 0));
- LLVMValueRef value = lshs_lds_load(bld_base, ctx->ac.i32, ~0, lds_ptr);
+ LLVMValueRef value = lshs_lds_load(ctx, ctx->ac.i32, ~0, lds_ptr);
ac_build_buffer_store_dword(&ctx->ac, buffer, value, 4, buffer_addr,
buffer_offset, 0, ac_glc);
}
}
-static void si_write_tess_factors(struct lp_build_tgsi_context *bld_base,
+static void si_write_tess_factors(struct si_shader_context *ctx,
LLVMValueRef rel_patch_id,
LLVMValueRef invocation_id,
LLVMValueRef tcs_out_current_patch_data_offset,
LLVMValueRef invoc0_tf_outer[4],
LLVMValueRef invoc0_tf_inner[2])
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
struct si_shader *shader = ctx->shader;
unsigned tess_inner_index, tess_outer_index;
LLVMValueRef lds_base, lds_inner, lds_outer, byteoffset, buffer;
/* Add a barrier before loading tess factors from LDS. */
if (!shader->key.part.tcs.epilog.invoc0_tess_factors_are_def)
- si_llvm_emit_barrier(NULL, bld_base, NULL);
+ si_llvm_emit_barrier(ctx);
/* Do this only for invocation 0, because the tess levels are per-patch,
* not per-vertex.
for (i = 0; i < outer_comps; i++) {
outer[i] = out[i] =
- lshs_lds_load(bld_base, ctx->ac.i32, i, lds_outer);
+ lshs_lds_load(ctx, ctx->ac.i32, i, lds_outer);
}
for (i = 0; i < inner_comps; i++) {
inner[i] = out[outer_comps+i] =
- lshs_lds_load(bld_base, ctx->ac.i32, i, lds_inner);
+ lshs_lds_load(ctx, ctx->ac.i32, i, lds_inner);
}
}
if (shader->key.part.tcs.epilog.prim_mode == PIPE_PRIM_LINES) {
/* For isolines, the hardware expects tess factors in the
- * reverse order from what GLSL / TGSI specify.
+ * reverse order from what NIR specifies.
*/
LLVMValueRef tmp = out[0];
out[0] = out[1];
LLVMValueRef *addrs)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct lp_build_tgsi_context *bld_base = &ctx->bld_base;
LLVMBuilderRef builder = ctx->ac.builder;
LLVMValueRef rel_patch_id, invocation_id, tf_lds_offset;
- si_copy_tcs_inputs(bld_base);
+ si_copy_tcs_inputs(ctx);
rel_patch_id = get_rel_patch_id(ctx);
invocation_id = si_unpack_param(ctx, ctx->args.tcs_rel_ids, 8, 5);
ret = LLVMBuildInsertValue(builder, ret, rel_patch_id, vgpr++, "");
ret = LLVMBuildInsertValue(builder, ret, invocation_id, vgpr++, "");
- if (ctx->shader->selector->tcs_info.tessfactors_are_def_in_all_invocs) {
+ if (ctx->shader->selector->info.tessfactors_are_def_in_all_invocs) {
vgpr++; /* skip the tess factor LDS offset */
for (unsigned i = 0; i < 6; i++) {
LLVMValueRef value =
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
struct si_shader *shader = ctx->shader;
- struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_shader_info *info = &shader->selector->info;
unsigned i, chan;
LLVMValueRef vertex_id = ac_get_arg(&ctx->ac, ctx->rel_auto_id);
LLVMValueRef vertex_dw_stride = get_tcs_in_vertex_dw_stride(ctx);
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
struct si_shader *es = ctx->shader;
- struct tgsi_shader_info *info = &es->selector->info;
+ struct si_shader_info *info = &es->selector->info;
LLVMValueRef lds_base = NULL;
unsigned chan;
int i;
LLVMValueRef *addrs)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct tgsi_shader_info UNUSED *info = &ctx->shader->selector->info;
+ struct si_shader_info UNUSED *info = &ctx->shader->selector->info;
assert(info->num_outputs <= max_outputs);
emit_gs_epilogue(ctx);
}
-static void si_tgsi_emit_gs_epilogue(struct lp_build_tgsi_context *bld_base)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- emit_gs_epilogue(ctx);
-}
-
static void si_llvm_emit_vs_epilogue(struct ac_shader_abi *abi,
unsigned max_outputs,
LLVMValueRef *addrs)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ struct si_shader_info *info = &ctx->shader->selector->info;
struct si_shader_output_values *outputs = NULL;
int i,j;
LLVMValueRef *addrs)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ struct si_shader_info *info = &ctx->shader->selector->info;
LLVMValueRef pos[4] = {};
assert(info->num_outputs <= max_outputs);
ctx->return_value = ret;
}
-static void si_tgsi_emit_epilogue(struct lp_build_tgsi_context *bld_base)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
- ctx->abi.emit_outputs(&ctx->abi, RADEON_LLVM_MAX_OUTPUTS,
- &ctx->outputs[0][0]);
-}
-
struct si_ps_exports {
unsigned num;
struct ac_export_args args[10];
};
-static void si_export_mrt_z(struct lp_build_tgsi_context *bld_base,
+static void si_export_mrt_z(struct si_shader_context *ctx,
LLVMValueRef depth, LLVMValueRef stencil,
LLVMValueRef samplemask, struct si_ps_exports *exp)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
struct ac_export_args args;
ac_export_mrt_z(&ctx->ac, depth, stencil, samplemask, &args);
memcpy(&exp->args[exp->num++], &args, sizeof(args));
}
-static void si_export_mrt_color(struct lp_build_tgsi_context *bld_base,
+static void si_export_mrt_color(struct si_shader_context *ctx,
LLVMValueRef *color, unsigned index,
unsigned samplemask_param,
bool is_last, struct si_ps_exports *exp)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
int i;
/* Clamp color */
/* Alpha test */
if (index == 0 &&
ctx->shader->key.part.ps.epilog.alpha_func != PIPE_FUNC_ALWAYS)
- si_alpha_test(bld_base, color[3]);
+ si_alpha_test(ctx, color[3]);
/* Line & polygon smoothing */
if (ctx->shader->key.part.ps.epilog.poly_line_smoothing)
- color[3] = si_scale_alpha_by_sample_mask(bld_base, color[3],
+ color[3] = si_scale_alpha_by_sample_mask(ctx, color[3],
samplemask_param);
/* If last_cbuf > 0, FS_COLOR0_WRITES_ALL_CBUFS is true. */
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
struct si_shader *shader = ctx->shader;
- struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_shader_info *info = &shader->selector->info;
LLVMBuilderRef builder = ctx->ac.builder;
unsigned i, j, first_vgpr, vgpr;
break;
case TGSI_SEMANTIC_POSITION:
depth = LLVMBuildLoad(builder,
- addrs[4 * i + 2], "");
+ addrs[4 * i + 0], "");
break;
case TGSI_SEMANTIC_STENCIL:
stencil = LLVMBuildLoad(builder,
- addrs[4 * i + 1], "");
+ addrs[4 * i + 0], "");
break;
case TGSI_SEMANTIC_SAMPLEMASK:
samplemask = LLVMBuildLoad(builder,
ctx->return_value = ret;
}
-static void membar_emit(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- LLVMValueRef src0 = lp_build_emit_fetch(bld_base, emit_data->inst, 0, 0);
- unsigned flags = LLVMConstIntGetZExtValue(src0);
- unsigned wait_flags = 0;
-
- if (flags & TGSI_MEMBAR_THREAD_GROUP)
- wait_flags |= AC_WAIT_LGKM | AC_WAIT_VLOAD | AC_WAIT_VSTORE;
-
- if (flags & (TGSI_MEMBAR_ATOMIC_BUFFER |
- TGSI_MEMBAR_SHADER_BUFFER |
- TGSI_MEMBAR_SHADER_IMAGE))
- wait_flags |= AC_WAIT_VLOAD | AC_WAIT_VSTORE;
-
- if (flags & TGSI_MEMBAR_SHARED)
- wait_flags |= AC_WAIT_LGKM;
-
- ac_build_waitcnt(&ctx->ac, wait_flags);
-}
-
-static void clock_emit(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- LLVMValueRef tmp = ac_build_shader_clock(&ctx->ac);
-
- emit_data->output[0] =
- LLVMBuildExtractElement(ctx->ac.builder, tmp, ctx->i32_0, "");
- emit_data->output[1] =
- LLVMBuildExtractElement(ctx->ac.builder, tmp, ctx->i32_1, "");
-}
-
-static void si_llvm_emit_ddxy(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- unsigned opcode = emit_data->info->opcode;
- LLVMValueRef val;
- int idx;
- unsigned mask;
-
- if (opcode == TGSI_OPCODE_DDX_FINE)
- mask = AC_TID_MASK_LEFT;
- else if (opcode == TGSI_OPCODE_DDY_FINE)
- mask = AC_TID_MASK_TOP;
- else
- mask = AC_TID_MASK_TOP_LEFT;
-
- /* for DDX we want to next X pixel, DDY next Y pixel. */
- idx = (opcode == TGSI_OPCODE_DDX || opcode == TGSI_OPCODE_DDX_FINE) ? 1 : 2;
-
- val = ac_to_integer(&ctx->ac, emit_data->args[0]);
- val = ac_build_ddxy(&ctx->ac, mask, idx, val);
- emit_data->output[emit_data->chan] = val;
-}
-
-static void build_interp_intrinsic(const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- struct si_shader *shader = ctx->shader;
- const struct tgsi_shader_info *info = &shader->selector->info;
- LLVMValueRef interp_param;
- const struct tgsi_full_instruction *inst = emit_data->inst;
- const struct tgsi_full_src_register *input = &inst->Src[0];
- int input_base, input_array_size;
- int chan;
- int i;
- LLVMValueRef prim_mask = ac_get_arg(&ctx->ac, ctx->args.prim_mask);
- LLVMValueRef array_idx, offset_x = NULL, offset_y = NULL;
- int interp_param_idx;
- unsigned interp;
- unsigned location;
-
- if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_OFFSET) {
- /* offset is in second src, first two channels */
- offset_x = lp_build_emit_fetch(bld_base, emit_data->inst, 1,
- TGSI_CHAN_X);
- offset_y = lp_build_emit_fetch(bld_base, emit_data->inst, 1,
- TGSI_CHAN_Y);
- } else if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE) {
- LLVMValueRef sample_position;
- LLVMValueRef sample_id;
- LLVMValueRef halfval = LLVMConstReal(ctx->f32, 0.5f);
-
- /* fetch sample ID, then fetch its sample position,
- * and place into first two channels.
- */
- sample_id = lp_build_emit_fetch(bld_base,
- emit_data->inst, 1, TGSI_CHAN_X);
- sample_id = ac_to_integer(&ctx->ac, sample_id);
-
- /* Section 8.13.2 (Interpolation Functions) of the OpenGL Shading
- * Language 4.50 spec says about interpolateAtSample:
- *
- * "Returns the value of the input interpolant variable at
- * the location of sample number sample. If multisample
- * buffers are not available, the input variable will be
- * evaluated at the center of the pixel. If sample sample
- * does not exist, the position used to interpolate the
- * input variable is undefined."
- *
- * This means that sample_id values outside of the valid are
- * in fact valid input, and the usual mechanism for loading the
- * sample position doesn't work.
- */
- if (ctx->shader->key.mono.u.ps.interpolate_at_sample_force_center) {
- LLVMValueRef center[4] = {
- LLVMConstReal(ctx->f32, 0.5),
- LLVMConstReal(ctx->f32, 0.5),
- ctx->ac.f32_0,
- ctx->ac.f32_0,
- };
-
- sample_position = ac_build_gather_values(&ctx->ac, center, 4);
- } else {
- sample_position = load_sample_position(&ctx->abi, sample_id);
- }
-
- offset_x = LLVMBuildExtractElement(ctx->ac.builder, sample_position,
- ctx->i32_0, "");
-
- offset_x = LLVMBuildFSub(ctx->ac.builder, offset_x, halfval, "");
- offset_y = LLVMBuildExtractElement(ctx->ac.builder, sample_position,
- ctx->i32_1, "");
- offset_y = LLVMBuildFSub(ctx->ac.builder, offset_y, halfval, "");
- }
-
- assert(input->Register.File == TGSI_FILE_INPUT);
-
- if (input->Register.Indirect) {
- unsigned array_id = input->Indirect.ArrayID;
-
- if (array_id) {
- input_base = info->input_array_first[array_id];
- input_array_size = info->input_array_last[array_id] - input_base + 1;
- } else {
- input_base = inst->Src[0].Register.Index;
- input_array_size = info->num_inputs - input_base;
- }
-
- array_idx = si_get_indirect_index(ctx, &input->Indirect,
- 1, input->Register.Index - input_base);
- } else {
- input_base = inst->Src[0].Register.Index;
- input_array_size = 1;
- array_idx = ctx->i32_0;
- }
-
- interp = shader->selector->info.input_interpolate[input_base];
-
- if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_OFFSET ||
- inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE)
- location = TGSI_INTERPOLATE_LOC_CENTER;
- else
- location = TGSI_INTERPOLATE_LOC_CENTROID;
-
- interp_param_idx = lookup_interp_param_index(interp, location);
- if (interp_param_idx == -1)
- return;
- else if (interp_param_idx)
- interp_param = LLVMGetParam(ctx->main_fn, interp_param_idx);
- else
- interp_param = NULL;
-
- if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_OFFSET ||
- inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE) {
- LLVMValueRef ij_out[2];
- LLVMValueRef ddxy_out = ac_build_ddxy_interp(&ctx->ac, interp_param);
-
- /*
- * take the I then J parameters, and the DDX/Y for it, and
- * calculate the IJ inputs for the interpolator.
- * temp1 = ddx * offset/sample.x + I;
- * interp_param.I = ddy * offset/sample.y + temp1;
- * temp1 = ddx * offset/sample.x + J;
- * interp_param.J = ddy * offset/sample.y + temp1;
- */
- for (i = 0; i < 2; i++) {
- LLVMValueRef ix_ll = LLVMConstInt(ctx->i32, i, 0);
- LLVMValueRef iy_ll = LLVMConstInt(ctx->i32, i + 2, 0);
- LLVMValueRef ddx_el = LLVMBuildExtractElement(ctx->ac.builder,
- ddxy_out, ix_ll, "");
- LLVMValueRef ddy_el = LLVMBuildExtractElement(ctx->ac.builder,
- ddxy_out, iy_ll, "");
- LLVMValueRef interp_el = LLVMBuildExtractElement(ctx->ac.builder,
- interp_param, ix_ll, "");
- LLVMValueRef temp;
-
- interp_el = ac_to_float(&ctx->ac, interp_el);
-
- temp = ac_build_fmad(&ctx->ac, ddx_el, offset_x, interp_el);
- ij_out[i] = ac_build_fmad(&ctx->ac, ddy_el, offset_y, temp);
- }
- interp_param = ac_build_gather_values(&ctx->ac, ij_out, 2);
- }
-
- if (interp_param)
- interp_param = ac_to_float(&ctx->ac, interp_param);
-
- for (chan = 0; chan < 4; chan++) {
- LLVMValueRef gather = LLVMGetUndef(LLVMVectorType(ctx->f32, input_array_size));
- unsigned schan = tgsi_util_get_full_src_register_swizzle(&inst->Src[0], chan);
-
- for (unsigned idx = 0; idx < input_array_size; ++idx) {
- LLVMValueRef v, i = NULL, j = NULL;
-
- if (interp_param) {
- i = LLVMBuildExtractElement(
- ctx->ac.builder, interp_param, ctx->i32_0, "");
- j = LLVMBuildExtractElement(
- ctx->ac.builder, interp_param, ctx->i32_1, "");
- }
- v = si_build_fs_interp(ctx, input_base + idx, schan,
- prim_mask, i, j);
-
- gather = LLVMBuildInsertElement(ctx->ac.builder,
- gather, v, LLVMConstInt(ctx->i32, idx, false), "");
- }
-
- emit_data->output[chan] = LLVMBuildExtractElement(
- ctx->ac.builder, gather, array_idx, "");
- }
-}
-
-static void vote_all_emit(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
- LLVMValueRef tmp = ac_build_vote_all(&ctx->ac, emit_data->args[0]);
- emit_data->output[emit_data->chan] =
- LLVMBuildSExt(ctx->ac.builder, tmp, ctx->i32, "");
-}
-
-static void vote_any_emit(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
- LLVMValueRef tmp = ac_build_vote_any(&ctx->ac, emit_data->args[0]);
- emit_data->output[emit_data->chan] =
- LLVMBuildSExt(ctx->ac.builder, tmp, ctx->i32, "");
-}
-
-static void vote_eq_emit(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
- LLVMValueRef tmp = ac_build_vote_eq(&ctx->ac, emit_data->args[0]);
- emit_data->output[emit_data->chan] =
- LLVMBuildSExt(ctx->ac.builder, tmp, ctx->i32, "");
-}
-
-static void ballot_emit(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- LLVMBuilderRef builder = ctx->ac.builder;
- LLVMValueRef tmp;
-
- tmp = lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_X);
- tmp = ac_build_ballot(&ctx->ac, tmp);
-
- emit_data->output[0] = LLVMBuildTrunc(builder, tmp, ctx->i32, "");
-
- if (ctx->ac.wave_size == 32) {
- emit_data->output[1] = ctx->i32_0;
- } else {
- tmp = LLVMBuildLShr(builder, tmp, LLVMConstInt(ctx->i64, 32, 0), "");
- emit_data->output[1] = LLVMBuildTrunc(builder, tmp, ctx->i32, "");
- }
-}
-
-static void read_lane_emit(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
- if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_READ_INVOC) {
- emit_data->args[0] = lp_build_emit_fetch(bld_base, emit_data->inst,
- 0, emit_data->src_chan);
-
- /* Always read the source invocation (= lane) from the X channel. */
- emit_data->args[1] = lp_build_emit_fetch(bld_base, emit_data->inst,
- 1, TGSI_CHAN_X);
- emit_data->arg_count = 2;
- }
-
- /* We currently have no other way to prevent LLVM from lifting the icmp
- * calls to a dominating basic block.
- */
- ac_build_optimization_barrier(&ctx->ac, &emit_data->args[0]);
-
- for (unsigned i = 0; i < emit_data->arg_count; ++i)
- emit_data->args[i] = ac_to_integer(&ctx->ac, emit_data->args[i]);
-
- emit_data->output[emit_data->chan] =
- ac_build_intrinsic(&ctx->ac, action->intr_name,
- ctx->i32, emit_data->args, emit_data->arg_count,
- AC_FUNC_ATTR_READNONE |
- AC_FUNC_ATTR_CONVERGENT);
-}
-
-static unsigned si_llvm_get_stream(struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- struct tgsi_src_register src0 = emit_data->inst->Src[0].Register;
- LLVMValueRef imm;
- unsigned stream;
-
- assert(src0.File == TGSI_FILE_IMMEDIATE);
-
- imm = ctx->imms[src0.Index * TGSI_NUM_CHANNELS + src0.SwizzleX];
- stream = LLVMConstIntGetZExtValue(imm) & 0x3;
- return stream;
-}
-
/* Emit one vertex from the geometry shader */
static void si_llvm_emit_vertex(struct ac_shader_abi *abi,
unsigned stream,
return;
}
- struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ struct si_shader_info *info = &ctx->shader->selector->info;
struct si_shader *shader = ctx->shader;
LLVMValueRef soffset = ac_get_arg(&ctx->ac, ctx->gs2vs_offset);
LLVMValueRef gs_next_vertex;
ac_build_endif(&ctx->ac, 6505);
}
-/* Emit one vertex from the geometry shader */
-static void si_tgsi_emit_vertex(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- unsigned stream = si_llvm_get_stream(bld_base, emit_data);
-
- si_llvm_emit_vertex(&ctx->abi, stream, ctx->outputs[0]);
-}
-
/* Cut one primitive from the geometry shader */
static void si_llvm_emit_primitive(struct ac_shader_abi *abi,
unsigned stream)
si_get_gs_wave_id(ctx));
}
-/* Cut one primitive from the geometry shader */
-static void si_tgsi_emit_primitive(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
-{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
- si_llvm_emit_primitive(&ctx->abi, si_llvm_get_stream(bld_base, emit_data));
-}
-
-static void si_llvm_emit_barrier(const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
+static void si_llvm_emit_barrier(struct si_shader_context *ctx)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
-
/* GFX6 only (thanks to a hw bug workaround):
* The real barrier instruction isn’t needed, because an entire patch
* always fits into a single wave.
}
}
+static void declare_vb_descriptor_input_sgprs(struct si_shader_context *ctx)
+{
+ ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_CONST_DESC_PTR, &ctx->vertex_buffers);
+
+ unsigned num_vbos_in_user_sgprs = ctx->shader->selector->num_vbos_in_user_sgprs;
+ if (num_vbos_in_user_sgprs) {
+ unsigned user_sgprs = ctx->args.num_sgprs_used;
+
+ if (is_merged_shader(ctx))
+ user_sgprs -= 8;
+ assert(user_sgprs <= SI_SGPR_VS_VB_DESCRIPTOR_FIRST);
+
+ /* Declare unused SGPRs to align VB descriptors to 4 SGPRs (hw requirement). */
+ for (unsigned i = user_sgprs; i < SI_SGPR_VS_VB_DESCRIPTOR_FIRST; i++)
+ ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_INT, NULL); /* unused */
+
+ assert(num_vbos_in_user_sgprs <= ARRAY_SIZE(ctx->vb_descriptors));
+ for (unsigned i = 0; i < num_vbos_in_user_sgprs; i++)
+ ac_add_arg(&ctx->args, AC_ARG_SGPR, 4, AC_ARG_INT, &ctx->vb_descriptors[i]);
+ }
+}
+
static void declare_vs_input_vgprs(struct si_shader_context *ctx,
unsigned *num_prolog_vgprs)
{
if (!shader->is_gs_copy_shader) {
/* Vertex load indices. */
- ac_add_arg(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT, &ctx->vertex_index0);
- for (unsigned i = 1; i < shader->selector->info.num_inputs; i++)
- ac_add_arg(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT, NULL);
+ if (shader->selector->info.num_inputs) {
+ ac_add_arg(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT,
+ &ctx->vertex_index0);
+ for (unsigned i = 1; i < shader->selector->info.num_inputs; i++)
+ ac_add_arg(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT, NULL);
+ }
*num_prolog_vgprs += shader->selector->info.num_inputs;
}
}
static void create_function(struct si_shader_context *ctx)
{
struct si_shader *shader = ctx->shader;
- LLVMTypeRef returns[16+32*4];
+ LLVMTypeRef returns[AC_MAX_ARGS];
unsigned i, num_return_sgprs;
unsigned num_returns = 0;
unsigned num_prolog_vgprs = 0;
declare_per_stage_desc_pointers(ctx, true);
declare_vs_specific_input_sgprs(ctx);
- if (!shader->is_gs_copy_shader) {
- ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_CONST_DESC_PTR,
- &ctx->vertex_buffers);
- }
+ if (!shader->is_gs_copy_shader)
+ declare_vb_descriptor_input_sgprs(ctx);
if (shader->key.as_es) {
ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_INT,
ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_INT, &ctx->tcs_offchip_layout);
ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_INT, &ctx->tcs_out_lds_offsets);
ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_INT, &ctx->tcs_out_lds_layout);
- ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_CONST_DESC_PTR, &ctx->vertex_buffers);
+ declare_vb_descriptor_input_sgprs(ctx);
/* VGPRs (first TCS, then VS) */
ac_add_arg(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT, &ctx->args.tcs_patch_id);
/* Declare as many input SGPRs as the VS has. */
}
- if (ctx->type == PIPE_SHADER_VERTEX) {
- ac_add_arg(&ctx->args, AC_ARG_SGPR, 1, AC_ARG_CONST_DESC_PTR,
- &ctx->vertex_buffers);
- }
+ if (ctx->type == PIPE_SHADER_VERTEX)
+ declare_vb_descriptor_input_sgprs(ctx);
/* VGPRs (first GS, then VS/TES) */
ac_add_arg(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT, &ctx->gs_vtx01_offset);
&ctx->args.frag_pos[2], SI_PARAM_POS_Z_FLOAT);
add_arg_checked(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_FLOAT,
&ctx->args.frag_pos[3], SI_PARAM_POS_W_FLOAT);
+ shader->info.face_vgpr_index = ctx->args.num_vgprs_used;
add_arg_checked(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT,
&ctx->args.front_face, SI_PARAM_FRONT_FACE);
- shader->info.face_vgpr_index = 20;
+ shader->info.ancillary_vgpr_index = ctx->args.num_vgprs_used;
add_arg_checked(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT,
&ctx->args.ancillary, SI_PARAM_ANCILLARY);
- shader->info.ancillary_vgpr_index = 21;
add_arg_checked(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_FLOAT,
&ctx->args.sample_coverage, SI_PARAM_SAMPLE_COVERAGE);
add_arg_checked(&ctx->args, AC_ARG_VGPR, 1, AC_ARG_INT,
if (ctx->ac.chip_class >= GFX10) {
rsrc3 |= S_008F0C_FORMAT(V_008F0C_IMG_FORMAT_32_FLOAT) |
- S_008F0C_OOB_SELECT(2) |
+ S_008F0C_OOB_SELECT(V_008F0C_OOB_SELECT_DISABLED) |
S_008F0C_RESOURCE_LEVEL(1);
} else {
rsrc3 |= S_008F0C_NUM_FORMAT(V_008F0C_BUF_NUM_FORMAT_FLOAT) |
struct si_shader *shader;
LLVMBuilderRef builder;
struct si_shader_output_values outputs[SI_MAX_VS_OUTPUTS];
- struct tgsi_shader_info *gsinfo = &gs_selector->info;
+ struct si_shader_info *gsinfo = &gs_selector->info;
int i;
shader->selector = gs_selector;
shader->is_gs_copy_shader = true;
- si_init_shader_ctx(&ctx, sscreen, compiler,
- si_get_wave_size(sscreen, PIPE_SHADER_VERTEX, false, false),
- false);
+ si_llvm_context_init(&ctx, sscreen, compiler,
+ si_get_wave_size(sscreen, PIPE_SHADER_VERTEX, false, false),
+ 64);
ctx.shader = shader;
ctx.type = PIPE_SHADER_VERTEX;
}
}
-static void si_init_shader_ctx(struct si_shader_context *ctx,
- struct si_screen *sscreen,
- struct ac_llvm_compiler *compiler,
- unsigned wave_size,
- bool nir)
-{
- struct lp_build_tgsi_context *bld_base;
-
- si_llvm_context_init(ctx, sscreen, compiler, wave_size,
- nir ? 64 : wave_size);
-
- bld_base = &ctx->bld_base;
- bld_base->emit_fetch_funcs[TGSI_FILE_CONSTANT] = fetch_constant;
-
- bld_base->op_actions[TGSI_OPCODE_INTERP_CENTROID].emit = build_interp_intrinsic;
- bld_base->op_actions[TGSI_OPCODE_INTERP_SAMPLE].emit = build_interp_intrinsic;
- bld_base->op_actions[TGSI_OPCODE_INTERP_OFFSET].emit = build_interp_intrinsic;
-
- bld_base->op_actions[TGSI_OPCODE_MEMBAR].emit = membar_emit;
-
- bld_base->op_actions[TGSI_OPCODE_CLOCK].emit = clock_emit;
-
- bld_base->op_actions[TGSI_OPCODE_DDX].emit = si_llvm_emit_ddxy;
- bld_base->op_actions[TGSI_OPCODE_DDY].emit = si_llvm_emit_ddxy;
- bld_base->op_actions[TGSI_OPCODE_DDX_FINE].emit = si_llvm_emit_ddxy;
- bld_base->op_actions[TGSI_OPCODE_DDY_FINE].emit = si_llvm_emit_ddxy;
-
- bld_base->op_actions[TGSI_OPCODE_VOTE_ALL].emit = vote_all_emit;
- bld_base->op_actions[TGSI_OPCODE_VOTE_ANY].emit = vote_any_emit;
- bld_base->op_actions[TGSI_OPCODE_VOTE_EQ].emit = vote_eq_emit;
- bld_base->op_actions[TGSI_OPCODE_BALLOT].emit = ballot_emit;
- bld_base->op_actions[TGSI_OPCODE_READ_FIRST].intr_name = "llvm.amdgcn.readfirstlane";
- bld_base->op_actions[TGSI_OPCODE_READ_FIRST].emit = read_lane_emit;
- bld_base->op_actions[TGSI_OPCODE_READ_INVOC].intr_name = "llvm.amdgcn.readlane";
- bld_base->op_actions[TGSI_OPCODE_READ_INVOC].emit = read_lane_emit;
-
- bld_base->op_actions[TGSI_OPCODE_EMIT].emit = si_tgsi_emit_vertex;
- bld_base->op_actions[TGSI_OPCODE_ENDPRIM].emit = si_tgsi_emit_primitive;
- bld_base->op_actions[TGSI_OPCODE_BARRIER].emit = si_llvm_emit_barrier;
-}
-
static void si_optimize_vs_outputs(struct si_shader_context *ctx)
{
struct si_shader *shader = ctx->shader;
- struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_shader_info *info = &shader->selector->info;
if ((ctx->type != PIPE_SHADER_VERTEX &&
ctx->type != PIPE_SHADER_TESS_EVAL) ||
{
/* VGPR initialization fixup for Vega10 and Raven is always done in the
* VS prolog. */
- return sel->vs_needs_prolog || key->ls_vgpr_fix;
+ return sel->vs_needs_prolog ||
+ key->ls_vgpr_fix ||
+ key->unpack_instance_id_from_vertex_id;
+}
+
+LLVMValueRef si_is_es_thread(struct si_shader_context *ctx)
+{
+ /* Return true if the current thread should execute an ES thread. */
+ return LLVMBuildICmp(ctx->ac.builder, LLVMIntULT,
+ ac_get_thread_id(&ctx->ac),
+ si_unpack_param(ctx, ctx->merged_wave_info, 0, 8), "");
+}
+
+LLVMValueRef si_is_gs_thread(struct si_shader_context *ctx)
+{
+ /* Return true if the current thread should execute a GS thread. */
+ return LLVMBuildICmp(ctx->ac.builder, LLVMIntULT,
+ ac_get_thread_id(&ctx->ac),
+ si_unpack_param(ctx, ctx->merged_wave_info, 8, 8), "");
+}
+
+static void si_llvm_emit_kill(struct ac_shader_abi *abi, LLVMValueRef visible)
+{
+ struct si_shader_context *ctx = si_shader_context_from_abi(abi);
+ LLVMBuilderRef builder = ctx->ac.builder;
+
+ if (ctx->shader->selector->force_correct_derivs_after_kill) {
+ /* Kill immediately while maintaining WQM. */
+ ac_build_kill_if_false(&ctx->ac,
+ ac_build_wqm_vote(&ctx->ac, visible));
+
+ LLVMValueRef mask = LLVMBuildLoad(builder, ctx->postponed_kill, "");
+ mask = LLVMBuildAnd(builder, mask, visible, "");
+ LLVMBuildStore(builder, mask, ctx->postponed_kill);
+ return;
+ }
+
+ ac_build_kill_if_false(&ctx->ac, visible);
}
static bool si_compile_tgsi_main(struct si_shader_context *ctx,
{
struct si_shader *shader = ctx->shader;
struct si_shader_selector *sel = shader->selector;
- struct lp_build_tgsi_context *bld_base = &ctx->bld_base;
// TODO clean all this up!
switch (ctx->type) {
case PIPE_SHADER_VERTEX:
- ctx->load_input = declare_input_vs;
if (shader->key.as_ls)
ctx->abi.emit_outputs = si_llvm_emit_ls_epilogue;
else if (shader->key.as_es)
ctx->abi.emit_outputs = gfx10_emit_ngg_epilogue;
else
ctx->abi.emit_outputs = si_llvm_emit_vs_epilogue;
- bld_base->emit_epilogue = si_tgsi_emit_epilogue;
ctx->abi.load_base_vertex = get_base_vertex;
break;
case PIPE_SHADER_TESS_CTRL:
- bld_base->emit_fetch_funcs[TGSI_FILE_INPUT] = fetch_input_tcs;
ctx->abi.load_tess_varyings = si_nir_load_tcs_varyings;
ctx->abi.load_tess_level = si_load_tess_level;
- bld_base->emit_fetch_funcs[TGSI_FILE_OUTPUT] = fetch_output_tcs;
- bld_base->emit_store = store_output_tcs;
ctx->abi.store_tcs_outputs = si_nir_store_output_tcs;
ctx->abi.emit_outputs = si_llvm_emit_tcs_epilogue;
ctx->abi.load_patch_vertices_in = si_load_patch_vertices_in;
- bld_base->emit_epilogue = si_tgsi_emit_epilogue;
break;
case PIPE_SHADER_TESS_EVAL:
- bld_base->emit_fetch_funcs[TGSI_FILE_INPUT] = fetch_input_tes;
ctx->abi.load_tess_varyings = si_nir_load_input_tes;
ctx->abi.load_tess_coord = si_load_tess_coord;
ctx->abi.load_tess_level = si_load_tess_level;
ctx->abi.emit_outputs = gfx10_emit_ngg_epilogue;
else
ctx->abi.emit_outputs = si_llvm_emit_vs_epilogue;
- bld_base->emit_epilogue = si_tgsi_emit_epilogue;
break;
case PIPE_SHADER_GEOMETRY:
- bld_base->emit_fetch_funcs[TGSI_FILE_INPUT] = fetch_input_gs;
ctx->abi.load_inputs = si_nir_load_input_gs;
ctx->abi.emit_vertex = si_llvm_emit_vertex;
ctx->abi.emit_primitive = si_llvm_emit_primitive;
ctx->abi.emit_outputs = si_llvm_emit_gs_epilogue;
- bld_base->emit_epilogue = si_tgsi_emit_gs_epilogue;
break;
case PIPE_SHADER_FRAGMENT:
- ctx->load_input = declare_input_fs;
ctx->abi.emit_outputs = si_llvm_return_fs_outputs;
- bld_base->emit_epilogue = si_tgsi_emit_epilogue;
ctx->abi.load_sample_position = load_sample_position;
ctx->abi.load_sample_mask_in = load_sample_mask_in;
ctx->abi.emit_fbfetch = si_nir_emit_fbfetch;
preload_ring_buffers(ctx);
if (ctx->type == PIPE_SHADER_TESS_CTRL &&
- sel->tcs_info.tessfactors_are_def_in_all_invocs) {
+ sel->info.tessfactors_are_def_in_all_invocs) {
for (unsigned i = 0; i < 6; i++) {
ctx->invoc0_tess_factors[i] =
ac_build_alloca_undef(&ctx->ac, ctx->i32, "");
* Add an extra dword per vertex to ensure an odd stride, which
* avoids bank conflicts for SoA accesses.
*/
- declare_esgs_ring(ctx);
+ if (!gfx10_is_ngg_passthrough(shader))
+ declare_esgs_ring(ctx);
/* This is really only needed when streamout and / or vertex
* compaction is enabled.
*/
- LLVMTypeRef asi32 = LLVMArrayType(ctx->i32, 8);
- ctx->gs_ngg_scratch = LLVMAddGlobalInAddressSpace(ctx->ac.module,
- asi32, "ngg_scratch", AC_ADDR_SPACE_LDS);
- LLVMSetInitializer(ctx->gs_ngg_scratch, LLVMGetUndef(asi32));
- LLVMSetAlignment(ctx->gs_ngg_scratch, 4);
+ if (sel->so.num_outputs && !ctx->gs_ngg_scratch) {
+ LLVMTypeRef asi32 = LLVMArrayType(ctx->i32, 8);
+ ctx->gs_ngg_scratch = LLVMAddGlobalInAddressSpace(ctx->ac.module,
+ asi32, "ngg_scratch", AC_ADDR_SPACE_LDS);
+ LLVMSetInitializer(ctx->gs_ngg_scratch, LLVMGetUndef(asi32));
+ LLVMSetAlignment(ctx->gs_ngg_scratch, 4);
+ }
}
/* For GFX9 merged shaders:
} else if (ctx->type == PIPE_SHADER_TESS_CTRL ||
ctx->type == PIPE_SHADER_GEOMETRY ||
(shader->key.as_ngg && !shader->key.as_es)) {
- LLVMValueRef num_threads;
+ LLVMValueRef thread_enabled;
bool nested_barrier;
if (!shader->is_monolithic ||
nested_barrier = true;
}
- /* Number of patches / primitives */
- num_threads = si_unpack_param(ctx, ctx->merged_wave_info, 8, 8);
+ thread_enabled = si_is_gs_thread(ctx);
} else {
- /* Number of vertices */
- num_threads = si_unpack_param(ctx, ctx->merged_wave_info, 0, 8);
+ thread_enabled = si_is_es_thread(ctx);
nested_barrier = false;
}
- LLVMValueRef ena =
- LLVMBuildICmp(ctx->ac.builder, LLVMIntULT,
- ac_get_thread_id(&ctx->ac), num_threads, "");
-
ctx->merged_wrap_if_entry_block = LLVMGetInsertBlock(ctx->ac.builder);
ctx->merged_wrap_if_label = 11500;
- ac_build_ifcc(&ctx->ac, ena, ctx->merged_wrap_if_label);
+ ac_build_ifcc(&ctx->ac, thread_enabled, ctx->merged_wrap_if_label);
if (nested_barrier) {
/* Execute a barrier before the second shader in
* and contains a barrier, it will wait there and then
* reach s_endpgm.
*/
- si_llvm_emit_barrier(NULL, bld_base, NULL);
+ si_llvm_emit_barrier(ctx);
}
}
}
ctx->postponed_kill);
}
- if (sel->tokens) {
- if (!lp_build_tgsi_llvm(bld_base, sel->tokens)) {
- fprintf(stderr, "Failed to translate shader from TGSI to LLVM\n");
- return false;
- }
- } else {
- bool success = si_nir_build_llvm(ctx, nir);
- if (free_nir)
- ralloc_free(nir);
- if (!success) {
- fprintf(stderr, "Failed to translate shader from NIR to LLVM\n");
- return false;
- }
+ bool success = si_nir_build_llvm(ctx, nir);
+ if (free_nir)
+ ralloc_free(nir);
+ if (!success) {
+ fprintf(stderr, "Failed to translate shader from NIR to LLVM\n");
+ return false;
}
si_llvm_build_ret(ctx, ctx->return_value);
* \param shader_out The vertex shader, or the next shader if merging LS+HS or ES+GS.
* \param key Output shader part key.
*/
-static void si_get_vs_prolog_key(const struct tgsi_shader_info *info,
+static void si_get_vs_prolog_key(const struct si_shader_info *info,
unsigned num_input_sgprs,
const struct si_vs_prolog_bits *prolog_key,
struct si_shader *shader_out,
memset(key, 0, sizeof(*key));
key->vs_prolog.states = *prolog_key;
key->vs_prolog.num_input_sgprs = num_input_sgprs;
- key->vs_prolog.last_input = MAX2(1, info->num_inputs) - 1;
+ key->vs_prolog.num_inputs = info->num_inputs;
key->vs_prolog.as_ls = shader_out->key.as_ls;
key->vs_prolog.as_es = shader_out->key.as_es;
key->vs_prolog.as_ngg = shader_out->key.as_ngg;
union si_shader_part_key *key,
bool separate_prolog)
{
- struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_shader_info *info = &shader->selector->info;
memset(key, 0, sizeof(*key));
key->ps_prolog.states = shader->key.part.ps.prolog;
static void si_get_ps_epilog_key(struct si_shader *shader,
union si_shader_part_key *key)
{
- struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_shader_info *info = &shader->selector->info;
memset(key, 0, sizeof(*key));
key->ps_epilog.colors_written = info->colors_written;
key->ps_epilog.writes_z = info->writes_z;
{
unsigned num_sgprs, num_vgprs;
LLVMBuilderRef builder = ctx->ac.builder;
- LLVMTypeRef returns[48];
+ LLVMTypeRef returns[AC_MAX_ARGS];
LLVMValueRef func, ret;
memset(&ctx->args, 0, sizeof(ctx->args));
{
LLVMBuilderRef builder = ctx->ac.builder;
/* PS epilog has one arg per color component; gfx9 merged shader
- * prologs need to forward 32 user SGPRs.
+ * prologs need to forward 40 SGPRs.
*/
- LLVMValueRef initial[64], out[64];
+ LLVMValueRef initial[AC_MAX_ARGS], out[AC_MAX_ARGS];
LLVMTypeRef function_type;
unsigned num_first_params;
unsigned num_out, initial_num_out;
/* Prepare the return type. */
unsigned num_returns = 0;
- LLVMTypeRef returns[32], last_func_type, return_type;
+ LLVMTypeRef returns[AC_MAX_ARGS], last_func_type, return_type;
last_func_type = LLVMGetElementType(LLVMTypeOf(parts[num_parts - 1]));
return_type = LLVMGetReturnType(last_func_type);
/* Now chain the parts. */
LLVMValueRef ret = NULL;
for (unsigned part = 0; part < num_parts; ++part) {
- LLVMValueRef in[48];
+ LLVMValueRef in[AC_MAX_ARGS];
LLVMTypeRef ret_type;
unsigned out_idx = 0;
unsigned num_params = LLVMCountParams(parts[part]);
return NULL;
}
-int si_compile_tgsi_shader(struct si_screen *sscreen,
- struct ac_llvm_compiler *compiler,
- struct si_shader *shader,
- struct pipe_debug_callback *debug)
+int si_compile_shader(struct si_screen *sscreen,
+ struct ac_llvm_compiler *compiler,
+ struct si_shader *shader,
+ struct pipe_debug_callback *debug)
{
struct si_shader_selector *sel = shader->selector;
struct si_shader_context ctx;
struct nir_shader *nir = get_nir_shader(sel, &free_nir);
int r = -1;
- /* Dump TGSI code before doing TGSI->LLVM conversion in case the
+ /* Dump NIR before doing NIR->LLVM conversion in case the
* conversion fails. */
if (si_can_dump_shader(sscreen, sel->type) &&
- !(sscreen->debug_flags & DBG(NO_TGSI))) {
- if (sel->tokens)
- tgsi_dump(sel->tokens, 0);
- else
- nir_print_shader(nir, stderr);
+ !(sscreen->debug_flags & DBG(NO_NIR))) {
+ nir_print_shader(nir, stderr);
si_dump_streamout(&sel->so);
}
- si_init_shader_ctx(&ctx, sscreen, compiler, si_get_shader_wave_size(shader),
- nir != NULL);
- si_llvm_context_set_ir(&ctx, shader, nir);
+ si_llvm_context_init(&ctx, sscreen, compiler, si_get_shader_wave_size(shader), 64);
+ si_llvm_context_set_ir(&ctx, shader);
memset(shader->info.vs_output_param_offset, AC_EXP_PARAM_UNDEFINED,
sizeof(shader->info.vs_output_param_offset));
if (shader->is_monolithic && ctx.type == PIPE_SHADER_VERTEX) {
LLVMValueRef parts[2];
- bool need_prolog = sel->vs_needs_prolog;
+ bool need_prolog = si_vs_needs_prolog(sel, &shader->key.part.vs.prolog);
parts[1] = ctx.main_fn;
shader->info.num_input_sgprs,
&shader->key.part.vs.prolog,
shader, &prolog_key);
+ prolog_key.vs_prolog.is_monolithic = true;
si_build_vs_prolog_function(&ctx, &prolog_key);
parts[0] = ctx.main_fn;
}
shader_ls.key.mono = shader->key.mono;
shader_ls.key.opt = shader->key.opt;
shader_ls.is_monolithic = true;
- si_llvm_context_set_ir(&ctx, &shader_ls, nir);
+ si_llvm_context_set_ir(&ctx, &shader_ls);
if (!si_compile_tgsi_main(&ctx, nir, free_nir)) {
si_llvm_dispose(&ctx);
shader_es.key.mono = shader->key.mono;
shader_es.key.opt = shader->key.opt;
shader_es.is_monolithic = true;
- si_llvm_context_set_ir(&ctx, &shader_es, nir);
+ si_llvm_context_set_ir(&ctx, &shader_es);
if (!si_compile_tgsi_main(&ctx, nir, free_nir)) {
si_llvm_dispose(&ctx);
es_main = ctx.main_fn;
/* ES prolog */
- if (es->vs_needs_prolog) {
+ if (es->type == PIPE_SHADER_VERTEX &&
+ si_vs_needs_prolog(es, &shader->key.part.gs.vs_prolog)) {
union si_shader_part_key vs_prolog_key;
si_get_vs_prolog_key(&es->info,
shader_es.info.num_input_sgprs,
}
struct si_shader_context ctx;
- si_init_shader_ctx(&ctx, sscreen, compiler,
- si_get_wave_size(sscreen, type, shader.key.as_ngg,
- shader.key.as_es),
- false);
+ si_llvm_context_init(&ctx, sscreen, compiler,
+ si_get_wave_size(sscreen, type, shader.key.as_ngg,
+ shader.key.as_es),
+ 64);
ctx.shader = &shader;
ctx.type = type;
memset(&ctx->args, 0, sizeof(ctx->args));
/* 4 preloaded VGPRs + vertex load indices as prolog outputs */
- returns = alloca((num_all_input_regs + key->vs_prolog.last_input + 1) *
+ returns = alloca((num_all_input_regs + key->vs_prolog.num_inputs) *
sizeof(LLVMTypeRef));
num_returns = 0;
}
/* Vertex load indices. */
- for (i = 0; i <= key->vs_prolog.last_input; i++)
+ for (i = 0; i < key->vs_prolog.num_inputs; i++)
returns[num_returns++] = ctx->f32;
/* Create the function. */
key->vs_prolog.num_input_sgprs + i, "");
}
- LLVMValueRef original_ret = ret;
- bool wrapped = false;
- LLVMBasicBlockRef if_entry_block = NULL;
-
- if (key->vs_prolog.is_monolithic && key->vs_prolog.as_ngg) {
- LLVMValueRef num_threads;
- LLVMValueRef ena;
-
- num_threads = si_unpack_param(ctx, merged_wave_info, 0, 8);
- ena = LLVMBuildICmp(ctx->ac.builder, LLVMIntULT,
- ac_get_thread_id(&ctx->ac), num_threads, "");
- if_entry_block = LLVMGetInsertBlock(ctx->ac.builder);
- ac_build_ifcc(&ctx->ac, ena, 11501);
- wrapped = true;
- }
-
/* Compute vertex load indices from instance divisors. */
LLVMValueRef instance_divisor_constbuf = NULL;
ac_build_load_to_sgpr(&ctx->ac, list, buf_index);
}
- for (i = 0; i <= key->vs_prolog.last_input; i++) {
+ for (i = 0; i < key->vs_prolog.num_inputs; i++) {
bool divisor_is_one =
key->vs_prolog.states.instance_divisor_is_one & (1u << i);
bool divisor_is_fetched =
ctx->args.arg_count + i, "");
}
- if (wrapped) {
- LLVMBasicBlockRef bbs[2] = {
- LLVMGetInsertBlock(ctx->ac.builder),
- if_entry_block,
- };
- ac_build_endif(&ctx->ac, 11501);
-
- LLVMValueRef values[2] = {
- ret,
- original_ret
- };
- ret = ac_build_phi(&ctx->ac, LLVMTypeOf(ret), 2, values, bbs);
- }
-
si_llvm_build_ret(ctx, ret);
}
static void si_build_tcs_epilog_function(struct si_shader_context *ctx,
union si_shader_part_key *key)
{
- struct lp_build_tgsi_context *bld_base = &ctx->bld_base;
-
memset(&ctx->args, 0, sizeof(ctx->args));
if (ctx->screen->info.chip_class >= GFX9) {
for (unsigned i = 0; i < 6; i++)
invoc0_tess_factors[i] = ac_get_arg(&ctx->ac, tess_factors[i]);
- si_write_tess_factors(bld_base,
+ si_write_tess_factors(ctx,
ac_get_arg(&ctx->ac, rel_patch_id),
ac_get_arg(&ctx->ac, invocation_id),
ac_get_arg(&ctx->ac, tcs_out_current_patch_data_offset),
face = ac_to_integer(&ctx->ac, face);
}
- interp_fs_input(ctx,
- key->ps_prolog.color_attr_index[i],
- TGSI_SEMANTIC_COLOR, i,
+ interp_fs_color(ctx,
+ key->ps_prolog.color_attr_index[i], i,
key->ps_prolog.num_interp_inputs,
key->ps_prolog.colors_read, interp_ij,
prim_mask, face, color);
static void si_build_ps_epilog_function(struct si_shader_context *ctx,
union si_shader_part_key *key)
{
- struct lp_build_tgsi_context *bld_base = &ctx->bld_base;
LLVMValueRef depth = NULL, stencil = NULL, samplemask = NULL;
int i;
struct si_ps_exports exp = {};
for (i = 0; i < 4; i++)
color[i] = LLVMGetParam(ctx->main_fn, vgpr++);
- si_export_mrt_color(bld_base, color, mrt,
+ si_export_mrt_color(ctx, color, mrt,
ctx->args.arg_count - 1,
mrt == last_color_export, &exp);
}
samplemask = LLVMGetParam(ctx->main_fn, vgpr++);
if (depth || stencil || samplemask)
- si_export_mrt_z(bld_base, depth, stencil, samplemask, &exp);
+ si_export_mrt_z(ctx, depth, stencil, samplemask, &exp);
else if (last_color_export == -1)
ac_build_export_null(&ctx->ac);
/* Monolithic shader (compiled as a whole, has many variants,
* may take a long time to compile).
*/
- r = si_compile_tgsi_shader(sscreen, compiler, shader, debug);
+ r = si_compile_shader(sscreen, compiler, shader, debug);
if (r)
return false;
} else {
if (!mainp)
return false;
- /* Copy the compiled TGSI shader data over. */
+ /* Copy the compiled shader data over. */
shader->is_binary_shared = true;
shader->binary = mainp->binary;
shader->config = mainp->config;
projects / mesa.git / blobdiff