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P4 to Git Change 1077370 by emankov@em-hsa-amd on 2014/09/16 12:02:36

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ECR #333753 - HSA RT: avoiding superfluous recompilations on ORCA RT/HSA path

	Next compilation stage determination based on binary sections and options (while linkImpl).

	If current HSAILProgram options are equal to binary’s ones:
	- Do not generate BRIG if BRIG sections are already presented in binary.
	- Do not finalize BRIG->ISA if ISA is already presented in binary.
	- Perform only CG phase if HSAIL is absent in binary.

	Always perform only brig loading (even in case of ISA presented).

	Testing: pre check-in, compile & basic ocl conformance 2.0 tests

	Reviewer: German Andryeyev

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpucompiler.cpp#150 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpukernel.cpp#264 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpukernel.hpp#101 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpuprogram.cpp#177 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpuprogram.hpp#55 edit
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foreman
2014-09-16 12:21:42 -04:00
父節點 09fb6c961b
當前提交 ff7ab4a0b2
共有 5 個檔案被更改，包括 151 行新增 和 99 行删除
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rocclr/runtime/device/gpu/gpuprogram.cpp
+127 -81
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@@ -1913,14 +1913,13 @@ HSAILProgram::linkImpl(
}
aclType
HSAILProgram::getNextCompilationStageFromBinary(std::vector<aclType>& complete_stages)
HSAILProgram::getCompilationStagesFromBinary(std::vector<aclType>& complete_stages)
{
acl_error errorCode;
size_t secSize = 0;
complete_stages.clear();
aclType from = ACL_TYPE_DEFAULT;
//@TODO_HSA: r=emankov: Should we also check here for
// ACL_TYPE_OPENCL & ACL_TYPE_LLVMIR_TEXT?
//! @todo Should we also check for ACL_TYPE_OPENCL & ACL_TYPE_LLVMIR_TEXT?
// Checking llvmir in .llvmir section
bool isLlvmirText = true;
@@ -1976,10 +1975,7 @@ HSAILProgram::getNextCompilationStageFromBinary(std::vector<aclType>& complete_s
// 1. matadata symbols symOpenclKernel for every kernel.
// 2. HSAIL text in aclCODEGEN section.
// Unfortunately there is no appropriate way in Compiler Lib to check 1.
// because kernel names are unknown here, therefore 2.
//@TODO_HSA: r=emankov: Change the HSAIL section check,
// when the solution with kernel names appears in Compiler Lib.
// because kernel names are unknown here, therefore only 2.
if (isHsailText) {
complete_stages.push_back(from);
from = ACL_TYPE_CG;
@@ -1996,9 +1992,21 @@ HSAILProgram::getNextCompilationStageFromBinary(std::vector<aclType>& complete_s
if (errorCode != ACL_SUCCESS) {
isShaderIsa = false;
}
if (isShaderIsa && from == ACL_TYPE_LLVMIR_BINARY) {
complete_stages.clear();
from = ACL_TYPE_DEFAULT;
if (isShaderIsa) {
switch (from) {
case ACL_TYPE_LLVMIR_BINARY:
complete_stages.clear();
from = ACL_TYPE_DEFAULT;
break;
case ACL_TYPE_HSAIL_BINARY:
case ACL_TYPE_CG:
complete_stages.push_back(from);
from = ACL_TYPE_ISA;
break;
case ACL_TYPE_HSAIL_TEXT:
default:
break;
}
}
if (complete_stages.empty()) {
complete_stages.push_back(from);
@@ -2006,101 +2014,139 @@ HSAILProgram::getNextCompilationStageFromBinary(std::vector<aclType>& complete_s
return from;
}
aclType
HSAILProgram::getNextCompilationStageFromBinary(amd::option::Options* options) {
aclType continueCompileFrom = ACL_TYPE_DEFAULT;
binary_t binary = this->binary();
// If the binary already exists
if ((binary.first != NULL) && (binary.second > 0)) {
void *mem = const_cast<void *>(binary.first);
acl_error errorCode;
binaryElf_ = aclReadFromMem(mem, binary.second, &errorCode);
if (errorCode != ACL_SUCCESS) {
buildLog_ += "Error while BRIG Codegen phase: aclReadFromMem failure \n" ;
LogWarning("aclReadFromMem failed");
return continueCompileFrom;
}
// Calculate the next stage to compile from, based on sections in binaryElf_;
// No any validity checks here
std::vector<aclType> complete_stages;
continueCompileFrom = getCompilationStagesFromBinary(complete_stages);
// Saving binary in the interface class,
// which also load compile & link options from binary
setBinary(static_cast<char*>(mem), binary.second);
if (!options) {
return continueCompileFrom;
}
bool recompile = false;
//! @todo Should we also check for ACL_TYPE_OPENCL & ACL_TYPE_LLVMIR_TEXT?
switch (continueCompileFrom) {
case ACL_TYPE_HSAIL_BINARY:
case ACL_TYPE_CG:
case ACL_TYPE_ISA: {
// Compare options loaded from binary with current ones, recompile if differ;
// If compile options are absent in binary, do not compare and recompile
if (compileOptions_.empty())
break;
const oclBIFSymbolStruct* symbol = findBIF30SymStruct(symOpenclCompilerOptions);
assert(symbol && "symbol not found");
std::string symName = std::string(symbol->str[PRE]) + std::string(symbol->str[POST]);
size_t symSize = 0;
const void *opts = aclExtractSymbol(dev().hsaCompiler(),
binaryElf_, &symSize, aclCOMMENT, symName.c_str(), &errorCode);
if (errorCode != ACL_SUCCESS) {
recompile = true;
break;
}
std::string sBinOptions = std::string((char*)opts, symSize);
std::string sCurOptions = compileOptions_ + linkOptions_;
amd::option::Options curOptions, binOptions;
amd::option::parseAllOptions(sBinOptions, binOptions);
amd::option::parseAllOptions(sCurOptions, curOptions);
if (!curOptions.equals(binOptions)) {
recompile = true;
}
break;
}
default:
break;
}
if (recompile) {
while (!complete_stages.empty()) {
continueCompileFrom = complete_stages.back();
if (continueCompileFrom == ACL_TYPE_LLVMIR_BINARY ||
continueCompileFrom == ACL_TYPE_DEFAULT) {
break;
}
complete_stages.pop_back();
}
}
}
return continueCompileFrom;
}
bool
HSAILProgram::linkImpl(amd::option::Options* options)
{
acl_error errorCode;
aclType continueCompileFrom = ACL_TYPE_LLVMIR_BINARY;
bool finalize = true;
// If !binaryElf_ then program must have been created using clCreateProgramWithBinary
if (!binaryElf_) {
binary_t binary = this->binary();
// If the binary already exists
if ((binary.first != NULL) && (binary.second > 0)) {
void *mem = const_cast<void *>(binary.first);
binaryElf_ = aclReadFromMem(mem, binary.second, &errorCode);
if (errorCode != ACL_SUCCESS) {
buildLog_ += "Error while BRIG Codegen phase: aclReadFromMem failure \n" ;
LogWarning("aclReadFromMem failed");
return false;
}
// Calculate the next stage to compile from, based on sections in binaryElf_;
// No any validity checks here
std::vector<aclType> complete_stages;
continueCompileFrom = getNextCompilationStageFromBinary(complete_stages);
//@TODO_HSA: r=emankov: Should we also check here for
// ACL_TYPE_OPENCL & ACL_TYPE_LLVMIR_TEXT to recompile from?
if (ACL_TYPE_DEFAULT == continueCompileFrom) {
buildLog_ += "Error while BRIG Codegen phase: the binary is incomplete \n" ;
return false;
}
if (ACL_TYPE_HSAIL_BINARY == continueCompileFrom) {
// Saving binary in the interface class,
// which also load compile & link options from binary
setBinary(static_cast<char*>(mem), binary.second);
// Check the previous completed stage
if (ACL_TYPE_LLVMIR_BINARY == complete_stages.back()) {
// Compare options loaded from binary with current ones
// If they differ then recompile from ACL_TYPE_LLVMIR_BINARY
//@TODO_HSA: r=emankov: Should we need to check options at all?
std::string curOptions = options->origOptionStr + hsailOptions();
if (compileOptions_ + linkOptions_ != curOptions) {
continueCompileFrom = ACL_TYPE_LLVMIR_BINARY;
}
}
}
}
continueCompileFrom = getNextCompilationStageFromBinary(options);
}
switch (continueCompileFrom) {
default:
// Compilation from ACL_TYPE_LLVMIR_BINARY to ACL_TYPE_CG in cases:
// 1. if the program is not created with binary;
// 2. if the program is created with binary and contains only .llvmir & .comment
// 3. if the program is created with binary, contains .llvmir, .comment, brig sections,
// but the binary's compile & link options differ from current ones (recompilation);
case ACL_TYPE_LLVMIR_BINARY:
// Compilation from ACL_TYPE_HSAIL_BINARY to ACL_TYPE_CG in cases:
// 1. if the program is created with binary and contains only brig sections
case ACL_TYPE_HSAIL_BINARY:
// Compilation from ACL_TYPE_HSAIL_TEXT to ACL_TYPE_CG in cases:
// 1. if the program is created with binary and contains only hsail text
case ACL_TYPE_HSAIL_TEXT: {
std::string curOptions = options->origOptionStr + hsailOptions();
errorCode = aclCompile(dev().hsaCompiler(), binaryElf_,
curOptions.c_str(), continueCompileFrom, ACL_TYPE_CG, NULL);
buildLog_ += aclGetCompilerLog(dev().hsaCompiler());
if (errorCode != ACL_SUCCESS) {
buildLog_ += "Error while BRIG Codegen phase: compilation error \n" ;
return false;
}
break;
// Compilation from ACL_TYPE_LLVMIR_BINARY to ACL_TYPE_CG in cases:
// 1. if the program is not created with binary;
// 2. if the program is created with binary and contains only .llvmir & .comment
// 3. if the program is created with binary, contains .llvmir, .comment, brig sections,
// but the binary's compile & link options differ from current ones (recompilation);
case ACL_TYPE_LLVMIR_BINARY:
// Compilation from ACL_TYPE_HSAIL_BINARY to ACL_TYPE_CG in cases:
// 1. if the program is created with binary and contains only brig sections
case ACL_TYPE_HSAIL_BINARY:
// Compilation from ACL_TYPE_HSAIL_TEXT to ACL_TYPE_CG in cases:
// 1. if the program is created with binary and contains only hsail text
case ACL_TYPE_HSAIL_TEXT:
{
std::string curOptions = options->origOptionStr + hsailOptions();
errorCode = aclCompile(dev().hsaCompiler(), binaryElf_,
curOptions.c_str(), continueCompileFrom, ACL_TYPE_CG, NULL);
buildLog_ += aclGetCompilerLog(dev().hsaCompiler());
break;
}
}
if (errorCode != ACL_SUCCESS) {
buildLog_ += "Error while BRIG Codegen phase: compilation error \n" ;
case ACL_TYPE_CG:
break;
case ACL_TYPE_ISA:
finalize = false;
break;
default:
buildLog_ += "Error while BRIG Codegen phase: the binary is incomplete \n" ;
return false;
}
// ACL_TYPE_CG stage is always being performed
if (!aclHsaLoader(dev().hsaCompiler(), binaryElf_, this, &AllocateGPUMemory,
&DmaMemoryCopy, &GetSamplerObjectParams, &InitializeSamplerObject)) {
buildLog_ += "Error while BRIG Codegen phase: loading BRIG globals in the ELF \n";
return false;
}
// We need to pull out kernels' names for finalizing kernels
//@TODO_HSA: r=emankov: rewrite the below code,
// if another way to obtain kernel names appears in the compiler library
size_t fsailSize;
//! @todo Rewrite the below code, if another way to obtain kernel names
//! appears in the compiler library
size_t hsailSize = 0;
const oclBIFSymbolStruct* symbol = findBIF30SymStruct(symHSAILText);
assert(symbol && "symbol not found");
std::string symName = symbol->str[PRE] + std::string("main") + symbol->str[POST];
const void *hsailText = aclExtractSymbol(dev().hsaCompiler(),
binaryElf_,
&fsailSize,
aclCODEGEN,
symName.c_str(),
&errorCode);
const void *hsailText = aclExtractSymbol(dev().hsaCompiler(), binaryElf_,
&hsailSize, aclCODEGEN, symName.c_str(), &errorCode);
if (errorCode != ACL_SUCCESS) {
buildLog_ += "Error while reading out the HSAIL from the ELF \n" ;
return false;
}
std::string hsailProgram((char *)hsailText);
std::string hsailProgram((char *)hsailText, hsailSize);
HSAILProgram_ = hsailProgram;
if (!HSAILProgram_.empty()) {
bool dynamicParallelism = false;
@@ -2126,7 +2172,7 @@ HSAILProgram::linkImpl(amd::option::Options* options)
(kernelNPos + 8 + 9) - 6);
HSAILKernel *aKernel = new HSAILKernel(kernelName, this,
options->origOptionStr + hsailOptions());
if (!aKernel->init() ) {
if (!aKernel->init(finalize)) {
return false;
}
buildLog_ += aKernel->buildLog();
@@ -2162,7 +2208,7 @@ HSAILProgram::linkImpl(amd::option::Options* options)
bool
HSAILProgram::createBinary(amd::option::Options *options)
{
return false;
return true;
}
bool