mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-29 22:41:03 +00:00
592 lines
25 KiB
C++
592 lines
25 KiB
C++
// Copyright (c) 2018 Google LLC.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include "source/val/validate.h"
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#include <algorithm>
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#include "source/opcode.h"
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#include "source/spirv_target_env.h"
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#include "source/val/instruction.h"
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#include "source/val/validation_state.h"
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namespace spvtools {
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namespace val {
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namespace {
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spv_result_t ValidateEntryPoint(ValidationState_t& _, const Instruction* inst) {
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const auto entry_point_id = inst->GetOperandAs<uint32_t>(1);
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auto entry_point = _.FindDef(entry_point_id);
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if (!entry_point || SpvOpFunction != entry_point->opcode()) {
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return _.diag(SPV_ERROR_INVALID_ID, inst)
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<< "OpEntryPoint Entry Point <id> '" << _.getIdName(entry_point_id)
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<< "' is not a function.";
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}
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// Only check the shader execution models
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const SpvExecutionModel execution_model =
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inst->GetOperandAs<SpvExecutionModel>(0);
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if (execution_model != SpvExecutionModelKernel) {
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const auto entry_point_type_id = entry_point->GetOperandAs<uint32_t>(3);
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const auto entry_point_type = _.FindDef(entry_point_type_id);
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if (!entry_point_type || 3 != entry_point_type->words().size()) {
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return _.diag(SPV_ERROR_INVALID_ID, inst)
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<< _.VkErrorID(4633) << "OpEntryPoint Entry Point <id> '"
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<< _.getIdName(entry_point_id)
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<< "'s function parameter count is not zero.";
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}
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}
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auto return_type = _.FindDef(entry_point->type_id());
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if (!return_type || SpvOpTypeVoid != return_type->opcode()) {
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return _.diag(SPV_ERROR_INVALID_ID, inst)
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<< _.VkErrorID(4633) << "OpEntryPoint Entry Point <id> '"
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<< _.getIdName(entry_point_id)
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<< "'s function return type is not void.";
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}
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const auto* execution_modes = _.GetExecutionModes(entry_point_id);
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if (_.HasCapability(SpvCapabilityShader)) {
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switch (execution_model) {
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case SpvExecutionModelFragment:
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if (execution_modes &&
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execution_modes->count(SpvExecutionModeOriginUpperLeft) &&
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execution_modes->count(SpvExecutionModeOriginLowerLeft)) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Fragment execution model entry points can only specify "
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"one of OriginUpperLeft or OriginLowerLeft execution "
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"modes.";
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}
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if (!execution_modes ||
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(!execution_modes->count(SpvExecutionModeOriginUpperLeft) &&
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!execution_modes->count(SpvExecutionModeOriginLowerLeft))) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Fragment execution model entry points require either an "
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"OriginUpperLeft or OriginLowerLeft execution mode.";
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}
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if (execution_modes &&
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1 < std::count_if(execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeDepthGreater:
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case SpvExecutionModeDepthLess:
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case SpvExecutionModeDepthUnchanged:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Fragment execution model entry points can specify at most "
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"one of DepthGreater, DepthLess or DepthUnchanged "
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"execution modes.";
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}
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if (execution_modes &&
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1 < std::count_if(
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execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModePixelInterlockOrderedEXT:
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case SpvExecutionModePixelInterlockUnorderedEXT:
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case SpvExecutionModeSampleInterlockOrderedEXT:
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case SpvExecutionModeSampleInterlockUnorderedEXT:
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case SpvExecutionModeShadingRateInterlockOrderedEXT:
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case SpvExecutionModeShadingRateInterlockUnorderedEXT:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Fragment execution model entry points can specify at most "
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"one fragment shader interlock execution mode.";
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}
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if (execution_modes &&
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1 < std::count_if(
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execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeStencilRefUnchangedFrontAMD:
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case SpvExecutionModeStencilRefLessFrontAMD:
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case SpvExecutionModeStencilRefGreaterFrontAMD:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Fragment execution model entry points can specify at most "
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"one of StencilRefUnchangedFrontAMD, "
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"StencilRefLessFrontAMD or StencilRefGreaterFrontAMD "
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"execution modes.";
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}
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if (execution_modes &&
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1 < std::count_if(
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execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeStencilRefUnchangedBackAMD:
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case SpvExecutionModeStencilRefLessBackAMD:
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case SpvExecutionModeStencilRefGreaterBackAMD:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Fragment execution model entry points can specify at most "
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"one of StencilRefUnchangedBackAMD, "
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"StencilRefLessBackAMD or StencilRefGreaterBackAMD "
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"execution modes.";
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}
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break;
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case SpvExecutionModelTessellationControl:
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case SpvExecutionModelTessellationEvaluation:
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if (execution_modes &&
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1 < std::count_if(execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeSpacingEqual:
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case SpvExecutionModeSpacingFractionalEven:
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case SpvExecutionModeSpacingFractionalOdd:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Tessellation execution model entry points can specify at "
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"most one of SpacingEqual, SpacingFractionalOdd or "
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"SpacingFractionalEven execution modes.";
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}
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if (execution_modes &&
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1 < std::count_if(execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeTriangles:
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case SpvExecutionModeQuads:
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case SpvExecutionModeIsolines:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Tessellation execution model entry points can specify at "
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"most one of Triangles, Quads or Isolines execution modes.";
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}
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if (execution_modes &&
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1 < std::count_if(execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeVertexOrderCw:
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case SpvExecutionModeVertexOrderCcw:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Tessellation execution model entry points can specify at "
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"most one of VertexOrderCw or VertexOrderCcw execution "
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"modes.";
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}
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break;
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case SpvExecutionModelGeometry:
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if (!execution_modes ||
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1 != std::count_if(execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeInputPoints:
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case SpvExecutionModeInputLines:
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case SpvExecutionModeInputLinesAdjacency:
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case SpvExecutionModeTriangles:
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case SpvExecutionModeInputTrianglesAdjacency:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Geometry execution model entry points must specify "
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"exactly one of InputPoints, InputLines, "
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"InputLinesAdjacency, Triangles or InputTrianglesAdjacency "
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"execution modes.";
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}
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if (!execution_modes ||
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1 != std::count_if(execution_modes->begin(), execution_modes->end(),
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[](const SpvExecutionMode& mode) {
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switch (mode) {
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case SpvExecutionModeOutputPoints:
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case SpvExecutionModeOutputLineStrip:
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case SpvExecutionModeOutputTriangleStrip:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Geometry execution model entry points must specify "
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"exactly one of OutputPoints, OutputLineStrip or "
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"OutputTriangleStrip execution modes.";
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}
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break;
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default:
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break;
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}
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}
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if (spvIsVulkanEnv(_.context()->target_env)) {
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switch (execution_model) {
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case SpvExecutionModelGLCompute:
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if (!execution_modes ||
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!execution_modes->count(SpvExecutionModeLocalSize)) {
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bool ok = false;
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for (auto& i : _.ordered_instructions()) {
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if (i.opcode() == SpvOpDecorate) {
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if (i.operands().size() > 2) {
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if (i.GetOperandAs<SpvDecoration>(1) == SpvDecorationBuiltIn &&
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i.GetOperandAs<SpvBuiltIn>(2) == SpvBuiltInWorkgroupSize) {
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ok = true;
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break;
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}
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}
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}
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if (i.opcode() == SpvOpExecutionModeId) {
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const auto mode = i.GetOperandAs<SpvExecutionMode>(1);
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if (mode == SpvExecutionModeLocalSizeId) {
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ok = true;
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break;
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}
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}
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}
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if (!ok) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< _.VkErrorID(6426)
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<< "In the Vulkan environment, GLCompute execution model "
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"entry points require either the LocalSize or "
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"LocalSizeId execution mode or an object decorated with "
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"WorkgroupSize must be specified.";
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}
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}
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break;
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default:
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break;
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}
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}
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return SPV_SUCCESS;
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}
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spv_result_t ValidateExecutionMode(ValidationState_t& _,
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const Instruction* inst) {
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const auto entry_point_id = inst->GetOperandAs<uint32_t>(0);
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const auto found = std::find(_.entry_points().cbegin(),
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_.entry_points().cend(), entry_point_id);
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if (found == _.entry_points().cend()) {
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return _.diag(SPV_ERROR_INVALID_ID, inst)
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<< "OpExecutionMode Entry Point <id> '"
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<< _.getIdName(entry_point_id)
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<< "' is not the Entry Point "
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"operand of an OpEntryPoint.";
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}
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const auto mode = inst->GetOperandAs<SpvExecutionMode>(1);
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if (inst->opcode() == SpvOpExecutionModeId) {
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size_t operand_count = inst->operands().size();
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for (size_t i = 2; i < operand_count; ++i) {
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const auto operand_id = inst->GetOperandAs<uint32_t>(2);
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const auto* operand_inst = _.FindDef(operand_id);
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if (mode == SpvExecutionModeSubgroupsPerWorkgroupId ||
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mode == SpvExecutionModeLocalSizeHintId ||
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mode == SpvExecutionModeLocalSizeId) {
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if (!spvOpcodeIsConstant(operand_inst->opcode())) {
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return _.diag(SPV_ERROR_INVALID_ID, inst)
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<< "For OpExecutionModeId all Extra Operand ids must be "
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"constant "
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"instructions.";
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}
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} else {
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return _.diag(SPV_ERROR_INVALID_ID, inst)
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<< "OpExecutionModeId is only valid when the Mode operand is an "
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"execution mode that takes Extra Operands that are id "
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"operands.";
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}
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}
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} else if (mode == SpvExecutionModeSubgroupsPerWorkgroupId ||
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mode == SpvExecutionModeLocalSizeHintId ||
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mode == SpvExecutionModeLocalSizeId) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "OpExecutionMode is only valid when the Mode operand is an "
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"execution mode that takes no Extra Operands, or takes Extra "
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"Operands that are not id operands.";
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}
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const auto* models = _.GetExecutionModels(entry_point_id);
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switch (mode) {
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case SpvExecutionModeInvocations:
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case SpvExecutionModeInputPoints:
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case SpvExecutionModeInputLines:
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case SpvExecutionModeInputLinesAdjacency:
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case SpvExecutionModeInputTrianglesAdjacency:
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case SpvExecutionModeOutputLineStrip:
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case SpvExecutionModeOutputTriangleStrip:
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if (!std::all_of(models->begin(), models->end(),
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[](const SpvExecutionModel& model) {
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return model == SpvExecutionModelGeometry;
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with the Geometry execution "
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"model.";
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}
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break;
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case SpvExecutionModeOutputPoints:
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if (!std::all_of(models->begin(), models->end(),
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[&_](const SpvExecutionModel& model) {
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switch (model) {
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case SpvExecutionModelGeometry:
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return true;
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case SpvExecutionModelMeshNV:
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return _.HasCapability(SpvCapabilityMeshShadingNV);
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default:
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return false;
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}
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})) {
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if (_.HasCapability(SpvCapabilityMeshShadingNV)) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with the Geometry or "
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"MeshNV execution model.";
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} else {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with the Geometry "
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"execution "
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"model.";
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}
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}
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break;
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case SpvExecutionModeSpacingEqual:
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case SpvExecutionModeSpacingFractionalEven:
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case SpvExecutionModeSpacingFractionalOdd:
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case SpvExecutionModeVertexOrderCw:
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case SpvExecutionModeVertexOrderCcw:
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case SpvExecutionModePointMode:
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case SpvExecutionModeQuads:
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case SpvExecutionModeIsolines:
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if (!std::all_of(
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models->begin(), models->end(),
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[](const SpvExecutionModel& model) {
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return (model == SpvExecutionModelTessellationControl) ||
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(model == SpvExecutionModelTessellationEvaluation);
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with a tessellation "
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"execution model.";
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}
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break;
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case SpvExecutionModeTriangles:
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if (!std::all_of(models->begin(), models->end(),
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[](const SpvExecutionModel& model) {
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switch (model) {
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case SpvExecutionModelGeometry:
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case SpvExecutionModelTessellationControl:
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case SpvExecutionModelTessellationEvaluation:
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return true;
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default:
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return false;
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}
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with a Geometry or "
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"tessellation execution model.";
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}
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break;
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case SpvExecutionModeOutputVertices:
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if (!std::all_of(models->begin(), models->end(),
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[&_](const SpvExecutionModel& model) {
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switch (model) {
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case SpvExecutionModelGeometry:
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case SpvExecutionModelTessellationControl:
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case SpvExecutionModelTessellationEvaluation:
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return true;
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case SpvExecutionModelMeshNV:
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return _.HasCapability(SpvCapabilityMeshShadingNV);
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default:
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return false;
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}
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})) {
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if (_.HasCapability(SpvCapabilityMeshShadingNV)) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with a Geometry, "
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"tessellation or MeshNV execution model.";
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} else {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with a Geometry or "
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"tessellation execution model.";
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}
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}
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break;
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case SpvExecutionModePixelCenterInteger:
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case SpvExecutionModeOriginUpperLeft:
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case SpvExecutionModeOriginLowerLeft:
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case SpvExecutionModeEarlyFragmentTests:
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case SpvExecutionModeDepthReplacing:
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case SpvExecutionModeDepthGreater:
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case SpvExecutionModeDepthLess:
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case SpvExecutionModeDepthUnchanged:
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case SpvExecutionModePixelInterlockOrderedEXT:
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case SpvExecutionModePixelInterlockUnorderedEXT:
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case SpvExecutionModeSampleInterlockOrderedEXT:
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case SpvExecutionModeSampleInterlockUnorderedEXT:
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case SpvExecutionModeShadingRateInterlockOrderedEXT:
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case SpvExecutionModeShadingRateInterlockUnorderedEXT:
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case SpvExecutionModeEarlyAndLateFragmentTestsAMD:
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case SpvExecutionModeStencilRefUnchangedFrontAMD:
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case SpvExecutionModeStencilRefGreaterFrontAMD:
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case SpvExecutionModeStencilRefLessFrontAMD:
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case SpvExecutionModeStencilRefUnchangedBackAMD:
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case SpvExecutionModeStencilRefGreaterBackAMD:
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case SpvExecutionModeStencilRefLessBackAMD:
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if (!std::all_of(models->begin(), models->end(),
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[](const SpvExecutionModel& model) {
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return model == SpvExecutionModelFragment;
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with the Fragment execution "
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"model.";
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}
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break;
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case SpvExecutionModeLocalSizeHint:
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case SpvExecutionModeVecTypeHint:
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case SpvExecutionModeContractionOff:
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case SpvExecutionModeLocalSizeHintId:
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if (!std::all_of(models->begin(), models->end(),
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[](const SpvExecutionModel& model) {
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return model == SpvExecutionModelKernel;
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})) {
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "Execution mode can only be used with the Kernel execution "
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"model.";
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}
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break;
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case SpvExecutionModeLocalSize:
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case SpvExecutionModeLocalSizeId:
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if (mode == SpvExecutionModeLocalSizeId && !_.IsLocalSizeIdAllowed())
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return _.diag(SPV_ERROR_INVALID_DATA, inst)
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<< "LocalSizeId mode is not allowed by the current environment.";
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if (!std::all_of(models->begin(), models->end(),
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[&_](const SpvExecutionModel& model) {
|
|
switch (model) {
|
|
case SpvExecutionModelKernel:
|
|
case SpvExecutionModelGLCompute:
|
|
return true;
|
|
case SpvExecutionModelTaskNV:
|
|
case SpvExecutionModelMeshNV:
|
|
return _.HasCapability(SpvCapabilityMeshShadingNV);
|
|
default:
|
|
return false;
|
|
}
|
|
})) {
|
|
if (_.HasCapability(SpvCapabilityMeshShadingNV)) {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< "Execution mode can only be used with a Kernel, GLCompute, "
|
|
"MeshNV, or TaskNV execution model.";
|
|
} else {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< "Execution mode can only be used with a Kernel or "
|
|
"GLCompute "
|
|
"execution model.";
|
|
}
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (spvIsVulkanEnv(_.context()->target_env)) {
|
|
if (mode == SpvExecutionModeOriginLowerLeft) {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< _.VkErrorID(4653)
|
|
<< "In the Vulkan environment, the OriginLowerLeft execution mode "
|
|
"must not be used.";
|
|
}
|
|
if (mode == SpvExecutionModePixelCenterInteger) {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< _.VkErrorID(4654)
|
|
<< "In the Vulkan environment, the PixelCenterInteger execution "
|
|
"mode must not be used.";
|
|
}
|
|
}
|
|
|
|
return SPV_SUCCESS;
|
|
}
|
|
|
|
spv_result_t ValidateMemoryModel(ValidationState_t& _,
|
|
const Instruction* inst) {
|
|
// Already produced an error if multiple memory model instructions are
|
|
// present.
|
|
if (_.memory_model() != SpvMemoryModelVulkanKHR &&
|
|
_.HasCapability(SpvCapabilityVulkanMemoryModelKHR)) {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< "VulkanMemoryModelKHR capability must only be specified if "
|
|
"the VulkanKHR memory model is used.";
|
|
}
|
|
|
|
if (spvIsOpenCLEnv(_.context()->target_env)) {
|
|
if ((_.addressing_model() != SpvAddressingModelPhysical32) &&
|
|
(_.addressing_model() != SpvAddressingModelPhysical64)) {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< "Addressing model must be Physical32 or Physical64 "
|
|
<< "in the OpenCL environment.";
|
|
}
|
|
if (_.memory_model() != SpvMemoryModelOpenCL) {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< "Memory model must be OpenCL in the OpenCL environment.";
|
|
}
|
|
}
|
|
|
|
if (spvIsVulkanEnv(_.context()->target_env)) {
|
|
if ((_.addressing_model() != SpvAddressingModelLogical) &&
|
|
(_.addressing_model() != SpvAddressingModelPhysicalStorageBuffer64)) {
|
|
return _.diag(SPV_ERROR_INVALID_DATA, inst)
|
|
<< _.VkErrorID(4635)
|
|
<< "Addressing model must be Logical or PhysicalStorageBuffer64 "
|
|
<< "in the Vulkan environment.";
|
|
}
|
|
}
|
|
return SPV_SUCCESS;
|
|
}
|
|
|
|
} // namespace
|
|
|
|
spv_result_t ModeSettingPass(ValidationState_t& _, const Instruction* inst) {
|
|
switch (inst->opcode()) {
|
|
case SpvOpEntryPoint:
|
|
if (auto error = ValidateEntryPoint(_, inst)) return error;
|
|
break;
|
|
case SpvOpExecutionMode:
|
|
case SpvOpExecutionModeId:
|
|
if (auto error = ValidateExecutionMode(_, inst)) return error;
|
|
break;
|
|
case SpvOpMemoryModel:
|
|
if (auto error = ValidateMemoryModel(_, inst)) return error;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return SPV_SUCCESS;
|
|
}
|
|
|
|
} // namespace val
|
|
} // namespace spvtools
|