mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-24 04:20:13 +00:00
319 lines
11 KiB
C++
319 lines
11 KiB
C++
// Copyright (c) 2015-2016 The Khronos Group Inc.
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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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#include "operand.h"
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#include <assert.h>
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#include <string.h>
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#include "macro.h"
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// Pull in operand info tables automatically generated from JSON grammar.
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namespace v1_0 {
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#include "operand.kinds-1.0.inc"
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} // namespace v1_0
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namespace v1_1 {
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#include "operand.kinds-1.1.inc"
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} // namespace v1_1
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spv_result_t spvOperandTableGet(spv_operand_table* pOperandTable,
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spv_target_env env) {
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if (!pOperandTable) return SPV_ERROR_INVALID_POINTER;
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static const spv_operand_table_t table_1_0 = {
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ARRAY_SIZE(v1_0::pygen_variable_OperandInfoTable),
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v1_0::pygen_variable_OperandInfoTable};
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static const spv_operand_table_t table_1_1 = {
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ARRAY_SIZE(v1_1::pygen_variable_OperandInfoTable),
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v1_1::pygen_variable_OperandInfoTable};
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switch (env) {
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case SPV_ENV_UNIVERSAL_1_0:
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case SPV_ENV_VULKAN_1_0:
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case SPV_ENV_OPENCL_2_1:
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case SPV_ENV_OPENGL_4_0:
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case SPV_ENV_OPENGL_4_1:
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case SPV_ENV_OPENGL_4_2:
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case SPV_ENV_OPENGL_4_3:
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case SPV_ENV_OPENGL_4_5:
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*pOperandTable = &table_1_0;
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return SPV_SUCCESS;
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case SPV_ENV_UNIVERSAL_1_1:
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case SPV_ENV_OPENCL_2_2:
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*pOperandTable = &table_1_1;
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return SPV_SUCCESS;
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}
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assert(0 && "Unknown spv_target_env in spvOperandTableGet()");
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return SPV_ERROR_INVALID_TABLE;
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}
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#undef ARRAY_SIZE
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spv_result_t spvOperandTableNameLookup(const spv_operand_table table,
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const spv_operand_type_t type,
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const char* name,
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const size_t nameLength,
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spv_operand_desc* pEntry) {
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if (!table) return SPV_ERROR_INVALID_TABLE;
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if (!name || !pEntry) return SPV_ERROR_INVALID_POINTER;
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for (uint64_t typeIndex = 0; typeIndex < table->count; ++typeIndex) {
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const auto& group = table->types[typeIndex];
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if (type != group.type) continue;
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for (uint64_t index = 0; index < group.count; ++index) {
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const auto& entry = group.entries[index];
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if (nameLength == strlen(entry.name) &&
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!strncmp(entry.name, name, nameLength)) {
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*pEntry = &entry;
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return SPV_SUCCESS;
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}
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}
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}
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return SPV_ERROR_INVALID_LOOKUP;
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}
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spv_result_t spvOperandTableValueLookup(const spv_operand_table table,
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const spv_operand_type_t type,
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const uint32_t value,
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spv_operand_desc* pEntry) {
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if (!table) return SPV_ERROR_INVALID_TABLE;
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if (!pEntry) return SPV_ERROR_INVALID_POINTER;
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for (uint64_t typeIndex = 0; typeIndex < table->count; ++typeIndex) {
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const auto& group = table->types[typeIndex];
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if (type != group.type) continue;
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for (uint64_t index = 0; index < group.count; ++index) {
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const auto& entry = group.entries[index];
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if (value == entry.value) {
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*pEntry = &entry;
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return SPV_SUCCESS;
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}
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}
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}
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return SPV_ERROR_INVALID_LOOKUP;
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}
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const char* spvOperandTypeStr(spv_operand_type_t type) {
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switch (type) {
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case SPV_OPERAND_TYPE_ID:
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case SPV_OPERAND_TYPE_OPTIONAL_ID:
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return "ID";
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case SPV_OPERAND_TYPE_TYPE_ID:
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return "type ID";
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case SPV_OPERAND_TYPE_RESULT_ID:
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return "result ID";
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case SPV_OPERAND_TYPE_LITERAL_INTEGER:
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case SPV_OPERAND_TYPE_OPTIONAL_LITERAL_INTEGER:
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case SPV_OPERAND_TYPE_OPTIONAL_LITERAL_NUMBER:
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return "literal number";
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case SPV_OPERAND_TYPE_OPTIONAL_TYPED_LITERAL_INTEGER:
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return "possibly multi-word literal integer";
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case SPV_OPERAND_TYPE_TYPED_LITERAL_NUMBER:
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return "possibly multi-word literal number";
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case SPV_OPERAND_TYPE_EXTENSION_INSTRUCTION_NUMBER:
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return "extension instruction number";
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case SPV_OPERAND_TYPE_SPEC_CONSTANT_OP_NUMBER:
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return "OpSpecConstantOp opcode";
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case SPV_OPERAND_TYPE_LITERAL_STRING:
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case SPV_OPERAND_TYPE_OPTIONAL_LITERAL_STRING:
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return "literal string";
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case SPV_OPERAND_TYPE_SOURCE_LANGUAGE:
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return "source language";
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case SPV_OPERAND_TYPE_EXECUTION_MODEL:
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return "execution model";
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case SPV_OPERAND_TYPE_ADDRESSING_MODEL:
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return "addressing model";
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case SPV_OPERAND_TYPE_MEMORY_MODEL:
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return "memory model";
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case SPV_OPERAND_TYPE_EXECUTION_MODE:
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return "execution mode";
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case SPV_OPERAND_TYPE_STORAGE_CLASS:
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return "storage class";
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case SPV_OPERAND_TYPE_DIMENSIONALITY:
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return "dimensionality";
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case SPV_OPERAND_TYPE_SAMPLER_ADDRESSING_MODE:
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return "sampler addressing mode";
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case SPV_OPERAND_TYPE_SAMPLER_FILTER_MODE:
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return "sampler filter mode";
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case SPV_OPERAND_TYPE_SAMPLER_IMAGE_FORMAT:
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return "image format";
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case SPV_OPERAND_TYPE_FP_FAST_MATH_MODE:
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return "floating-point fast math mode";
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case SPV_OPERAND_TYPE_FP_ROUNDING_MODE:
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return "floating-point rounding mode";
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case SPV_OPERAND_TYPE_LINKAGE_TYPE:
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return "linkage type";
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case SPV_OPERAND_TYPE_ACCESS_QUALIFIER:
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case SPV_OPERAND_TYPE_OPTIONAL_ACCESS_QUALIFIER:
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return "access qualifier";
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case SPV_OPERAND_TYPE_FUNCTION_PARAMETER_ATTRIBUTE:
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return "function parameter attribute";
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case SPV_OPERAND_TYPE_DECORATION:
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return "decoration";
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case SPV_OPERAND_TYPE_BUILT_IN:
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return "built-in";
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case SPV_OPERAND_TYPE_SELECTION_CONTROL:
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return "selection control";
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case SPV_OPERAND_TYPE_LOOP_CONTROL:
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return "loop control";
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case SPV_OPERAND_TYPE_FUNCTION_CONTROL:
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return "function control";
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case SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID:
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return "memory semantics ID";
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case SPV_OPERAND_TYPE_MEMORY_ACCESS:
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case SPV_OPERAND_TYPE_OPTIONAL_MEMORY_ACCESS:
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return "memory access";
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case SPV_OPERAND_TYPE_SCOPE_ID:
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return "scope ID";
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case SPV_OPERAND_TYPE_GROUP_OPERATION:
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return "group operation";
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case SPV_OPERAND_TYPE_KERNEL_ENQ_FLAGS:
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return "kernel enqeue flags";
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case SPV_OPERAND_TYPE_KERNEL_PROFILING_INFO:
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return "kernel profiling info";
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case SPV_OPERAND_TYPE_CAPABILITY:
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return "capability";
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case SPV_OPERAND_TYPE_IMAGE:
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case SPV_OPERAND_TYPE_OPTIONAL_IMAGE:
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return "image";
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case SPV_OPERAND_TYPE_OPTIONAL_CIV:
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return "context-insensitive value";
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// The next values are for values returned from an instruction, not actually
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// an operand. So the specific strings don't matter. But let's add them
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// for completeness and ease of testing.
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case SPV_OPERAND_TYPE_IMAGE_CHANNEL_ORDER:
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return "image channel order";
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case SPV_OPERAND_TYPE_IMAGE_CHANNEL_DATA_TYPE:
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return "image channel data type";
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case SPV_OPERAND_TYPE_NONE:
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return "NONE";
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default:
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assert(0 && "Unhandled operand type!");
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break;
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}
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return "unknown";
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}
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void spvPrependOperandTypes(const spv_operand_type_t* types,
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spv_operand_pattern_t* pattern) {
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const spv_operand_type_t* endTypes;
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for (endTypes = types; *endTypes != SPV_OPERAND_TYPE_NONE; ++endTypes)
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;
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pattern->insert(pattern->begin(), types, endTypes);
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}
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void spvPrependOperandTypesForMask(const spv_operand_table operandTable,
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const spv_operand_type_t type,
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const uint32_t mask,
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spv_operand_pattern_t* pattern) {
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// Scan from highest bits to lowest bits because we will prepend in LIFO
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// fashion, and we need the operands for lower order bits to appear first.
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for (uint32_t candidate_bit = (1u << 31u); candidate_bit; candidate_bit >>= 1) {
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if (candidate_bit & mask) {
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spv_operand_desc entry = nullptr;
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if (SPV_SUCCESS == spvOperandTableValueLookup(operandTable, type,
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candidate_bit, &entry)) {
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spvPrependOperandTypes(entry->operandTypes, pattern);
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}
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}
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}
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}
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bool spvOperandIsConcreteMask(spv_operand_type_t type) {
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return SPV_OPERAND_TYPE_FIRST_CONCRETE_MASK_TYPE <= type &&
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type <= SPV_OPERAND_TYPE_LAST_CONCRETE_MASK_TYPE;
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}
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bool spvOperandIsOptional(spv_operand_type_t type) {
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return SPV_OPERAND_TYPE_FIRST_OPTIONAL_TYPE <= type &&
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type <= SPV_OPERAND_TYPE_LAST_OPTIONAL_TYPE;
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}
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bool spvOperandIsVariable(spv_operand_type_t type) {
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return SPV_OPERAND_TYPE_FIRST_VARIABLE_TYPE <= type &&
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type <= SPV_OPERAND_TYPE_LAST_VARIABLE_TYPE;
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}
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bool spvExpandOperandSequenceOnce(spv_operand_type_t type,
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spv_operand_pattern_t* pattern) {
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switch (type) {
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case SPV_OPERAND_TYPE_VARIABLE_ID:
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pattern->insert(pattern->begin(), {SPV_OPERAND_TYPE_OPTIONAL_ID, type});
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return true;
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case SPV_OPERAND_TYPE_VARIABLE_LITERAL_INTEGER:
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pattern->insert(pattern->begin(),
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{SPV_OPERAND_TYPE_OPTIONAL_LITERAL_INTEGER, type});
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return true;
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case SPV_OPERAND_TYPE_VARIABLE_LITERAL_INTEGER_ID:
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// Represents Zero or more (Literal number, Id) pairs,
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// where the literal number must be a scalar integer.
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pattern->insert(pattern->begin(),
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{SPV_OPERAND_TYPE_OPTIONAL_TYPED_LITERAL_INTEGER,
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SPV_OPERAND_TYPE_ID, type});
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return true;
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case SPV_OPERAND_TYPE_VARIABLE_ID_LITERAL_INTEGER:
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// Represents Zero or more (Id, Literal number) pairs.
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pattern->insert(pattern->begin(),
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{SPV_OPERAND_TYPE_OPTIONAL_ID,
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SPV_OPERAND_TYPE_LITERAL_INTEGER, type});
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return true;
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default:
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break;
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}
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return false;
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}
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spv_operand_type_t spvTakeFirstMatchableOperand(
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spv_operand_pattern_t* pattern) {
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assert(!pattern->empty());
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spv_operand_type_t result;
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do {
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result = pattern->front();
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pattern->pop_front();
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} while (spvExpandOperandSequenceOnce(result, pattern));
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return result;
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}
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spv_operand_pattern_t spvAlternatePatternFollowingImmediate(
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const spv_operand_pattern_t& pattern) {
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spv_operand_pattern_t alternatePattern;
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for (const auto& operand : pattern) {
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if (operand == SPV_OPERAND_TYPE_RESULT_ID) {
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alternatePattern.push_back(operand);
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alternatePattern.push_back(SPV_OPERAND_TYPE_OPTIONAL_CIV);
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return alternatePattern;
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}
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alternatePattern.push_back(SPV_OPERAND_TYPE_OPTIONAL_CIV);
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}
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// No result-id found, so just expect CIVs.
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return {SPV_OPERAND_TYPE_OPTIONAL_CIV};
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}
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bool spvIsIdType(spv_operand_type_t type) {
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switch (type) {
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case SPV_OPERAND_TYPE_ID:
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case SPV_OPERAND_TYPE_TYPE_ID:
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case SPV_OPERAND_TYPE_RESULT_ID:
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case SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID:
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case SPV_OPERAND_TYPE_SCOPE_ID:
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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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