+++ /dev/null
-//===-- AMDILModuleInfo.cpp - TODO: Add brief description -------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//==-----------------------------------------------------------------------===//
-#include "AMDILModuleInfo.h"
-#include "AMDILDevices.h"
-#include "AMDILKernel.h"
-#include "AMDILSubtarget.h"
-
-#include "AMDILAlgorithms.tpp"
-#include "AMDILModuleInfo.h"
-#include "AMDILDevices.h"
-#include "AMDILKernel.h"
-#include "AMDILSubtarget.h"
-#include "AMDILUtilityFunctions.h"
-#include "llvm/CodeGen/MachineConstantPool.h"
-#include "llvm/Constants.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/Instructions.h"
-#include "llvm/Support/FormattedStream.h"
-
-#include <cstdio>
-
-#define CB_BASE_OFFSET 2
-using namespace llvm;
-
-AMDILModuleInfo::AMDILModuleInfo(const MachineModuleInfo &MMI)
-{
- mMMI = &MMI;
- mOffset = 0;
- mReservedBuffs = 0;
- symTab = NULL;
- mCurrentCPOffset = 0;
- mPrintfOffset = 0;
-}
-
-AMDILModuleInfo::~AMDILModuleInfo() {
- for (StringMap<AMDILKernel*>::iterator kb = mKernels.begin(), ke = mKernels.end();
- kb != ke; ++kb) {
- StringMapEntry<AMDILKernel*> cur = *kb;
- AMDILKernel *ptr = cur.getValue();
- delete ptr;
- }
-}
-
-static const AMDILConstPtr *getConstPtr(const AMDILKernel *krnl, const std::string &arg) {
- llvm::SmallVector<AMDILConstPtr, DEFAULT_VEC_SLOTS>::const_iterator begin, end;
- for (begin = krnl->constPtr.begin(), end = krnl->constPtr.end();
- begin != end; ++begin) {
- if (!strcmp(begin->name.data(),arg.c_str())) {
- return &(*begin);
- }
- }
- return NULL;
-}
-#if 0
-static bool structContainsSub32bitType(const StructType *ST) {
- StructType::element_iterator eib, eie;
- for (eib = ST->element_begin(), eie = ST->element_end(); eib != eie; ++eib) {
- Type *ptr = *eib;
- uint32_t size = (uint32_t)GET_SCALAR_SIZE(ptr);
- if (!size) {
- if (const StructType *ST = dyn_cast<StructType>(ptr)) {
- if (structContainsSub32bitType(ST)) {
- return true;
- }
- }
- } else if (size < 32) {
- return true;
- }
- }
- return false;
-}
-#endif
-
-void AMDILModuleInfo::processModule(const Module *M,
- const AMDILTargetMachine *mTM)
-{
- Module::const_global_iterator GI;
- Module::const_global_iterator GE;
- mSTM = mTM->getSubtargetImpl();
- for (GI = M->global_begin(), GE = M->global_end(); GI != GE; ++GI) {
- const GlobalValue *GV = GI;
- llvm::StringRef GVName = GV->getName();
- const char *name = GVName.data();
- if (!strncmp(name, "sgv", 3)) {
- mKernelArgs[GVName] = parseSGV(GV);
- } else if (!strncmp(name, "fgv", 3)) {
- // we can ignore this since we don't care about the filename
- // string
- } else if (!strncmp(name, "lvgv", 4)) {
- mLocalArgs[GVName] = parseLVGV(GV);
- } else if (!strncmp(name, "llvm.image.annotations", 22)) {
- parseImageAnnotate(GV);
- } else if (!strncmp(name, "llvm.global.annotations", 23)) {
- parseGlobalAnnotate(GV);
- } else if (!strncmp(name, "llvm.constpointer.annotations", 29)) {
- parseConstantPtrAnnotate(GV);
- } else if (!strncmp(name, "llvm.readonlypointer.annotations", 32)) {
- // These are skipped as we handle them later in AMDILPointerManager.cpp
- } else if (GV->getType()->getAddressSpace() == 3) { // *** Match cl_kernel.h local AS #
- parseAutoArray(GV, false);
- } else if (strstr(name, "clregion")) {
- parseAutoArray(GV, true);
- } else if (!GV->use_empty()
- && mIgnoreStr.find(GVName) == mIgnoreStr.end()) {
- parseConstantPtr(GV);
- }
- }
- allocateGlobalCB();
-
- safeForEach(M->begin(), M->end(),
- std::bind1st(
- std::mem_fun(&AMDILModuleInfo::checkConstPtrsUseHW),
- this));
-}
-
-void AMDILModuleInfo::allocateGlobalCB(void) {
- uint32_t maxCBSize = mSTM->device()->getMaxCBSize();
- uint32_t offset = 0;
- uint32_t curCB = 0;
- uint32_t swoffset = 0;
- for (StringMap<AMDILConstPtr>::iterator cpb = mConstMems.begin(),
- cpe = mConstMems.end(); cpb != cpe; ++cpb) {
- bool constHW = mSTM->device()->usesHardware(AMDILDeviceInfo::ConstantMem);
- cpb->second.usesHardware = false;
- if (constHW) {
- // If we have a limit on the max CB Size, then we need to make sure that
- // the constant sizes fall within the limits.
- if (cpb->second.size <= maxCBSize) {
- if (offset + cpb->second.size > maxCBSize) {
- offset = 0;
- curCB++;
- }
- if (curCB < mSTM->device()->getMaxNumCBs()) {
- cpb->second.cbNum = curCB + CB_BASE_OFFSET;
- cpb->second.offset = offset;
- offset += (cpb->second.size + 15) & (~15);
- cpb->second.usesHardware = true;
- continue;
- }
- }
- }
- cpb->second.cbNum = 0;
- cpb->second.offset = swoffset;
- swoffset += (cpb->second.size + 15) & (~15);
- }
- if (!mConstMems.empty()) {
- mReservedBuffs = curCB + 1;
- }
-}
-
-bool AMDILModuleInfo::checkConstPtrsUseHW(llvm::Module::const_iterator *FCI)
-{
- Function::const_arg_iterator AI, AE;
- const Function *func = *FCI;
- std::string name = func->getName();
- if (!strstr(name.c_str(), "__OpenCL")
- || !strstr(name.c_str(), "_AMDILKernel")) {
- return false;
- }
- AMDILKernel *krnl = mKernels[name];
- if (mSTM->device()->usesHardware(AMDILDeviceInfo::ConstantMem)) {
- for (AI = func->arg_begin(), AE = func->arg_end();
- AI != AE; ++AI) {
- const Argument *Arg = &(*AI);
- const PointerType *P = dyn_cast<PointerType>(Arg->getType());
- if (!P) {
- continue;
- }
- if (P->getAddressSpace() != AMDILAS::CONSTANT_ADDRESS) {
- continue;
- }
- const AMDILConstPtr *ptr = getConstPtr(krnl, Arg->getName());
- if (ptr) {
- continue;
- }
- AMDILConstPtr constAttr;
- constAttr.name = Arg->getName();
- constAttr.size = this->mSTM->device()->getMaxCBSize();
- constAttr.base = Arg;
- constAttr.isArgument = true;
- constAttr.isArray = false;
- constAttr.offset = 0;
- constAttr.usesHardware =
- mSTM->device()->usesHardware(AMDILDeviceInfo::ConstantMem);
- if (constAttr.usesHardware) {
- constAttr.cbNum = krnl->constPtr.size() + 2;
- } else {
- constAttr.cbNum = 0;
- }
- krnl->constPtr.push_back(constAttr);
- }
- }
- // Now lets make sure that only the N largest buffers
- // get allocated in hardware if we have too many buffers
- uint32_t numPtrs = krnl->constPtr.size();
- if (numPtrs > (this->mSTM->device()->getMaxNumCBs() - mReservedBuffs)) {
- // TODO: Change this routine so it sorts
- // AMDILConstPtr instead of pulling the sizes out
- // and then grab the N largest and disable the rest
- llvm::SmallVector<uint32_t, 16> sizes;
- for (uint32_t x = 0; x < numPtrs; ++x) {
- sizes.push_back(krnl->constPtr[x].size);
- }
- std::sort(sizes.begin(), sizes.end());
- uint32_t numToDisable = numPtrs - (mSTM->device()->getMaxNumCBs() -
- mReservedBuffs);
- uint32_t safeSize = sizes[numToDisable-1];
- for (uint32_t x = 0; x < numPtrs && numToDisable; ++x) {
- if (krnl->constPtr[x].size <= safeSize) {
- krnl->constPtr[x].usesHardware = false;
- --numToDisable;
- }
- }
- }
- // Renumber all of the valid CB's so that
- // they are linear increase
- uint32_t CBid = 2 + mReservedBuffs;
- for (uint32_t x = 0; x < numPtrs; ++x) {
- if (krnl->constPtr[x].usesHardware) {
- krnl->constPtr[x].cbNum = CBid++;
- }
- }
- for (StringMap<AMDILConstPtr>::iterator cpb = mConstMems.begin(),
- cpe = mConstMems.end(); cpb != cpe; ++cpb) {
- if (cpb->second.usesHardware) {
- krnl->constPtr.push_back(cpb->second);
- }
- }
- for (uint32_t x = 0; x < krnl->constPtr.size(); ++x) {
- AMDILConstPtr &c = krnl->constPtr[x];
- uint32_t cbNum = c.cbNum - CB_BASE_OFFSET;
- if (cbNum < HW_MAX_NUM_CB && c.cbNum >= CB_BASE_OFFSET) {
- if ((c.size + c.offset) > krnl->constSizes[cbNum]) {
- krnl->constSizes[cbNum] =
- ((c.size + c.offset) + 15) & ~15;
- }
- } else {
- krnl->constPtr[x].usesHardware = false;
- }
- }
- return false;
-}
-
-int32_t AMDILModuleInfo::getArrayOffset(const llvm::StringRef &a) const {
- StringMap<AMDILArrayMem>::const_iterator iter = mArrayMems.find(a);
- if (iter != mArrayMems.end()) {
- return iter->second.offset;
- } else {
- return -1;
- }
-}
-
-int32_t AMDILModuleInfo::getConstOffset(const llvm::StringRef &a) const {
- StringMap<AMDILConstPtr>::const_iterator iter = mConstMems.find(a);
- if (iter != mConstMems.end()) {
- return iter->second.offset;
- } else {
- return -1;
- }
-}
-
-bool AMDILModuleInfo::getConstHWBit(const llvm::StringRef &name) const {
- StringMap<AMDILConstPtr>::const_iterator iter = mConstMems.find(name);
- if (iter != mConstMems.end()) {
- return iter->second.usesHardware;
- } else {
- return false;
- }
-}
-
-// As of right now we only care about the required group size
-// so we can skip the variable encoding
-AMDILKernelAttr AMDILModuleInfo::parseSGV(const GlobalValue *G) {
- AMDILKernelAttr nArg;
- const GlobalVariable *GV = dyn_cast<GlobalVariable>(G);
- memset(&nArg, 0, sizeof(nArg));
- for (int x = 0; x < 3; ++x) {
- nArg.reqGroupSize[x] = mSTM->getDefaultSize(x);
- nArg.reqRegionSize[x] = mSTM->getDefaultSize(x);
- }
- if (!GV || !GV->hasInitializer()) {
- return nArg;
- }
- const Constant *CV = GV->getInitializer();
- const ConstantDataArray *CA = dyn_cast_or_null<ConstantDataArray>(CV);
- if (!CA || !CA->isString()) {
- return nArg;
- }
- std::string init = CA->getAsString();
- size_t pos = init.find("RWG");
- if (pos != llvm::StringRef::npos) {
- pos += 3;
- std::string LWS = init.substr(pos, init.length() - pos);
- const char *lws = LWS.c_str();
- sscanf(lws, "%u,%u,%u", &(nArg.reqGroupSize[0]),
- &(nArg.reqGroupSize[1]),
- &(nArg.reqGroupSize[2]));
- nArg.mHasRWG = true;
- }
- pos = init.find("RWR");
- if (pos != llvm::StringRef::npos) {
- pos += 3;
- std::string LWS = init.substr(pos, init.length() - pos);
- const char *lws = LWS.c_str();
- sscanf(lws, "%u,%u,%u", &(nArg.reqRegionSize[0]),
- &(nArg.reqRegionSize[1]),
- &(nArg.reqRegionSize[2]));
- nArg.mHasRWR = true;
- }
- return nArg;
-}
-
-AMDILLocalArg AMDILModuleInfo::parseLVGV(const GlobalValue *G) {
- AMDILLocalArg nArg;
- const GlobalVariable *GV = dyn_cast<GlobalVariable>(G);
- nArg.name = "";
- if (!GV || !GV->hasInitializer()) {
- return nArg;
- }
- const ConstantArray *CA =
- dyn_cast_or_null<ConstantArray>(GV->getInitializer());
- if (!CA) {
- return nArg;
- }
- for (size_t x = 0, y = CA->getNumOperands(); x < y; ++x) {
- const Value *local = CA->getOperand(x);
- const ConstantExpr *CE = dyn_cast_or_null<ConstantExpr>(local);
- if (!CE || !CE->getNumOperands()) {
- continue;
- }
- nArg.name = (*(CE->op_begin()))->getName();
- if (mArrayMems.find(nArg.name) != mArrayMems.end()) {
- nArg.local.push_back(&(mArrayMems[nArg.name]));
- }
- }
- return nArg;
-}
-
-void AMDILModuleInfo::parseConstantPtrAnnotate(const GlobalValue *G) {
- const GlobalVariable *GV = dyn_cast_or_null<GlobalVariable>(G);
- const ConstantArray *CA =
- dyn_cast_or_null<ConstantArray>(GV->getInitializer());
- if (!CA) {
- return;
- }
- uint32_t numOps = CA->getNumOperands();
- for (uint32_t x = 0; x < numOps; ++x) {
- const Value *V = CA->getOperand(x);
- const ConstantStruct *CS = dyn_cast_or_null<ConstantStruct>(V);
- if (!CS) {
- continue;
- }
- assert(CS->getNumOperands() == 2 && "There can only be 2"
- " fields, a name and size");
- const ConstantExpr *nameField = dyn_cast<ConstantExpr>(CS->getOperand(0));
- const ConstantInt *sizeField = dyn_cast<ConstantInt>(CS->getOperand(1));
- assert(nameField && "There must be a constant name field");
- assert(sizeField && "There must be a constant size field");
- const GlobalVariable *nameGV =
- dyn_cast<GlobalVariable>(nameField->getOperand(0));
- const ConstantDataArray *nameArray =
- dyn_cast<ConstantDataArray>(nameGV->getInitializer());
- // Lets add this string to the set of strings we should ignore processing
- mIgnoreStr.insert(nameGV->getName());
- if (mConstMems.find(nameGV->getName())
- != mConstMems.end()) {
- // If we already processesd this string as a constant, lets remove it from
- // the list of known constants. This way we don't process unneeded data
- // and don't generate code/metadata for strings that are never used.
- mConstMems.erase(mConstMems.find(nameGV->getName()));
- } else {
- mIgnoreStr.insert(CS->getOperand(0)->getName());
- }
- AMDILConstPtr constAttr;
- constAttr.name = nameArray->getAsString();
- constAttr.size = (sizeField->getZExtValue() + 15) & ~15;
- constAttr.base = CS;
- constAttr.isArgument = true;
- constAttr.isArray = false;
- constAttr.cbNum = 0;
- constAttr.offset = 0;
- constAttr.usesHardware = (constAttr.size <= mSTM->device()->getMaxCBSize());
- // Now that we have all our constant information,
- // lets update the AMDILKernel
- llvm::StringRef AMDILKernelName = G->getName().data() + 30;
- AMDILKernel *k;
- if (mKernels.find(AMDILKernelName) != mKernels.end()) {
- k = mKernels[AMDILKernelName];
- } else {
- k = new AMDILKernel;
- k->curSize = 0;
- k->curRSize = 0;
- k->curHWSize = 0;
- k->curHWRSize = 0;
- k->constSize = 0;
- k->lvgv = NULL;
- k->sgv = NULL;
- memset(k->constSizes, 0, sizeof(uint32_t) * HW_MAX_NUM_CB);
- }
- constAttr.cbNum = k->constPtr.size() + 2;
- k->constPtr.push_back(constAttr);
- mKernels[AMDILKernelName] = k;
- }
-}
-
-void AMDILModuleInfo::parseImageAnnotate(const GlobalValue *G) {
- const GlobalVariable *GV = dyn_cast<GlobalVariable>(G);
- const ConstantArray *CA = dyn_cast<ConstantArray>(GV->getInitializer());
- if (!CA) {
- return;
- }
- if (isa<GlobalValue>(CA)) {
- return;
- }
- uint32_t e = CA->getNumOperands();
- if (!e) {
- return;
- }
- AMDILKernel *k;
- llvm::StringRef name = G->getName().data() + 23;
- if (mKernels.find(name) != mKernels.end()) {
- k = mKernels[name];
- } else {
- k = new AMDILKernel;
- k->curSize = 0;
- k->curRSize = 0;
- k->curHWSize = 0;
- k->curHWRSize = 0;
- k->constSize = 0;
- k->lvgv = NULL;
- k->sgv = NULL;
- memset(k->constSizes, 0, sizeof(uint32_t) * HW_MAX_NUM_CB);
- }
- for (uint32_t i = 0; i != e; ++i) {
- const Value *V = CA->getOperand(i);
- const Constant *C = dyn_cast<Constant>(V);
- const ConstantStruct *CS = dyn_cast<ConstantStruct>(C);
- if (CS && CS->getNumOperands() == 2) {
- if (mConstMems.find(CS->getOperand(0)->getOperand(0)->getName()) !=
- mConstMems.end()) {
- // If we already processesd this string as a constant, lets remove it
- // from the list of known constants. This way we don't process unneeded
- // data and don't generate code/metadata for strings that are never
- // used.
- mConstMems.erase(
- mConstMems.find(CS->getOperand(0)->getOperand(0)->getName()));
- } else {
- mIgnoreStr.insert(CS->getOperand(0)->getOperand(0)->getName());
- }
- const ConstantInt *CI = dyn_cast<ConstantInt>(CS->getOperand(1));
- uint32_t val = (uint32_t)CI->getZExtValue();
- if (val == 1) {
- k->readOnly.insert(i);
- } else if (val == 2) {
- k->writeOnly.insert(i);
- } else {
- assert(!"Unknown image type value!");
- }
- }
- }
- mKernels[name] = k;
-}
-
-void AMDILModuleInfo::parseAutoArray(const GlobalValue *GV, bool isRegion) {
- const GlobalVariable *G = dyn_cast<GlobalVariable>(GV);
- Type *Ty = (G) ? G->getType() : NULL;
- AMDILArrayMem tmp;
- tmp.isHW = true;
- tmp.offset = 0;
- tmp.vecSize = getTypeSize(Ty, true);
- tmp.isRegion = isRegion;
- mArrayMems[GV->getName()] = tmp;
-}
-
-void AMDILModuleInfo::parseConstantPtr(const GlobalValue *GV) {
- const GlobalVariable *G = dyn_cast<GlobalVariable>(GV);
- Type *Ty = (G) ? G->getType() : NULL;
- AMDILConstPtr constAttr;
- constAttr.name = G->getName();
- constAttr.size = getTypeSize(Ty, true);
- constAttr.base = GV;
- constAttr.isArgument = false;
- constAttr.isArray = true;
- constAttr.offset = 0;
- constAttr.cbNum = 0;
- constAttr.usesHardware = false;
- mConstMems[GV->getName()] = constAttr;
-}
-
-void AMDILModuleInfo::parseGlobalAnnotate(const GlobalValue *G) {
- const GlobalVariable *GV = dyn_cast<GlobalVariable>(G);
- if (!GV->hasInitializer()) {
- return;
- }
- const Constant *CT = GV->getInitializer();
- if (!CT || isa<GlobalValue>(CT)) {
- return;
- }
- const ConstantArray *CA = dyn_cast<ConstantArray>(CT);
- if (!CA) {
- return;
- }
-
- unsigned int nKernels = CA->getNumOperands();
- for (unsigned int i = 0, e = nKernels; i != e; ++i) {
- parseKernelInformation(CA->getOperand(i));
- }
-}
-
-void AMDILModuleInfo::parseKernelInformation(const Value *V) {
- if (isa<GlobalValue>(V)) {
- return;
- }
- const ConstantStruct *CS = dyn_cast_or_null<ConstantStruct>(V);
- if (!CS) {
- return;
- }
- uint32_t N = CS->getNumOperands();
- if (N != 5) {
- return;
- }
- AMDILKernel *tmp;
-
- // The first operand is always a pointer to the AMDILKernel.
- const Constant *CV = dyn_cast<Constant>(CS->getOperand(0));
- llvm::StringRef AMDILKernelName = "";
- if (CV->getNumOperands()) {
- AMDILKernelName = (*(CV->op_begin()))->getName();
- }
-
- // If we have images, then we have already created the AMDILKernel and we just need
- // to get the AMDILKernel information.
- if (mKernels.find(AMDILKernelName) != mKernels.end()) {
- tmp = mKernels[AMDILKernelName];
- } else {
- tmp = new AMDILKernel;
- tmp->curSize = 0;
- tmp->curRSize = 0;
- tmp->curHWSize = 0;
- tmp->curHWRSize = 0;
- tmp->constSize = 0;
- tmp->lvgv = NULL;
- tmp->sgv = NULL;
- memset(tmp->constSizes, 0, sizeof(uint32_t) * HW_MAX_NUM_CB);
- }
-
-
- // The second operand is SGV, there can only be one so we don't need to worry
- // about parsing out multiple data points.
- CV = dyn_cast<Constant>(CS->getOperand(1));
-
- llvm::StringRef sgvName;
- if (CV->getNumOperands()) {
- sgvName = (*(CV->op_begin()))->getName();
- }
-
- if (mKernelArgs.find(sgvName) != mKernelArgs.end()) {
- tmp->sgv = &mKernelArgs[sgvName];
- }
- // The third operand is FGV, which is skipped
- // The fourth operand is LVGV
- // There can be multiple local arrays, so we
- // need to handle each one seperatly
- CV = dyn_cast<Constant>(CS->getOperand(3));
- llvm::StringRef lvgvName = "";
- if (CV->getNumOperands()) {
- lvgvName = (*(CV->op_begin()))->getName();
- }
- if (mLocalArgs.find(lvgvName) != mLocalArgs.end()) {
- AMDILLocalArg *ptr = &mLocalArgs[lvgvName];
- tmp->lvgv = ptr;
- llvm::SmallVector<AMDILArrayMem *, DEFAULT_VEC_SLOTS>::iterator ib, ie;
- for (ib = ptr->local.begin(), ie = ptr->local.end(); ib != ie; ++ib) {
- if ((*ib)->isRegion) {
- if ((*ib)->isHW) {
- (*ib)->offset = tmp->curHWRSize;
- tmp->curHWRSize += ((*ib)->vecSize + 15) & ~15;
- } else {
- (*ib)->offset = tmp->curRSize;
- tmp->curRSize += ((*ib)->vecSize + 15) & ~15;
- }
- } else {
- if ((*ib)->isHW) {
- (*ib)->offset = tmp->curHWSize;
- tmp->curHWSize += ((*ib)->vecSize + 15) & ~15;
- } else {
- (*ib)->offset = tmp->curSize;
- tmp->curSize += ((*ib)->vecSize + 15) & ~15;
- }
- }
- }
- }
-
- // The fifth operand is NULL
- mKernels[AMDILKernelName] = tmp;
-}
-
-AMDILKernel *
-AMDILModuleInfo::getKernel(const llvm::StringRef &name) {
- StringMap<AMDILKernel*>::iterator iter = mKernels.find(name);
- if (iter == mKernels.end()) {
- return NULL;
- } else {
- return iter->second;
- }
-}
-
-bool AMDILModuleInfo::isKernel(const llvm::StringRef &name) const {
- return (mKernels.find(name) != mKernels.end());
-}
-
-bool AMDILModuleInfo::isWriteOnlyImage(const llvm::StringRef &name,
- uint32_t iID) const {
- const StringMap<AMDILKernel*>::const_iterator kiter = mKernels.find(name);
- if (kiter == mKernels.end()) {
- return false;
- }
- return kiter->second->writeOnly.count(iID);
-}
-#if 0
-uint32_t
-AMDILModuleInfo::getNumWriteImages(const llvm::StringRef &name) const {
- char *env = NULL;
- env = getenv("GPU_DISABLE_RAW_UAV");
- if (env && env[0] == '1') {
- return 8;
- }
- const StringMap<AMDILKernel*>::const_iterator kiter = mKernels.find(name);
- if (kiter == mKernels.end()) {
- return 0;
- } else {
- return kiter->second->writeOnly.size();
- }
-}
-#endif
-bool AMDILModuleInfo::isReadOnlyImage(const llvm::StringRef &name,
- uint32_t iID) const {
- const StringMap<AMDILKernel*>::const_iterator kiter = mKernels.find(name);
- if (kiter == mKernels.end()) {
- return false;
- }
- return kiter->second->readOnly.count(iID);
-}
-#if 0
-bool AMDILModuleInfo::hasRWG(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- AMDILKernelAttr *ptr = iter->second->sgv;
- if (ptr) {
- return ptr->mHasRWG;
- }
- }
- return false;
-}
-
-bool AMDILModuleInfo::hasRWR(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- AMDILKernelAttr *ptr = iter->second->sgv;
- if (ptr) {
- return ptr->mHasRWR;
- }
- }
- return false;
-}
-
-uint32_t
-AMDILModuleInfo::getMaxGroupSize(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- AMDILKernelAttr *sgv = iter->second->sgv;
- if (sgv) {
- return sgv->reqGroupSize[0] * sgv->reqGroupSize[1] * sgv->reqGroupSize[2];
- }
- }
- return mSTM->getDefaultSize(0) *
- mSTM->getDefaultSize(1) *
- mSTM->getDefaultSize(2);
-}
-
-uint32_t
-AMDILModuleInfo::getMaxRegionSize(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- AMDILKernelAttr *sgv = iter->second->sgv;
- if (sgv) {
- return sgv->reqRegionSize[0] *
- sgv->reqRegionSize[1] *
- sgv->reqRegionSize[2];
- }
- }
- return mSTM->getDefaultSize(0) *
- mSTM->getDefaultSize(1) *
- mSTM->getDefaultSize(2);
-}
-uint32_t AMDILModuleInfo::getRegionSize(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- return iter->second->curRSize;
- } else {
- return 0;
- }
-}
-
-uint32_t AMDILModuleInfo::getLocalSize(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- return iter->second->curSize;
- } else {
- return 0;
- }
-}
-
-uint32_t AMDILModuleInfo::getConstSize(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- return iter->second->constSize;
- } else {
- return 0;
- }
-}
-
-uint32_t
-AMDILModuleInfo::getHWRegionSize(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- return iter->second->curHWRSize;
- } else {
- return 0;
- }
-}
-
-uint32_t AMDILModuleInfo::getHWLocalSize(const llvm::StringRef &name) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end()) {
- return iter->second->curHWSize;
- } else {
- return 0;
- }
-}
-#endif
-
-int32_t AMDILModuleInfo::getArgID(const Argument *arg) {
- DenseMap<const Argument *, int32_t>::iterator argiter = mArgIDMap.find(arg);
- if (argiter != mArgIDMap.end()) {
- return argiter->second;
- } else {
- return -1;
- }
-}
-
-
-uint32_t
-AMDILModuleInfo::getRegion(const llvm::StringRef &name, uint32_t dim) const {
- StringMap<AMDILKernel*>::const_iterator iter = mKernels.find(name);
- if (iter != mKernels.end() && iter->second->sgv) {
- AMDILKernelAttr *sgv = iter->second->sgv;
- switch (dim) {
- default: break;
- case 0:
- case 1:
- case 2:
- return sgv->reqRegionSize[dim];
- break;
- case 3:
- return sgv->reqRegionSize[0] *
- sgv->reqRegionSize[1] *
- sgv->reqRegionSize[2];
- };
- }
- switch (dim) {
- default:
- return 1;
- case 3:
- return mSTM->getDefaultSize(0) *
- mSTM->getDefaultSize(1) *
- mSTM->getDefaultSize(2);
- case 2:
- case 1:
- case 0:
- return mSTM->getDefaultSize(dim);
- break;
- };
- return 1;
-}
-
-StringMap<AMDILConstPtr>::iterator AMDILModuleInfo::consts_begin() {
- return mConstMems.begin();
-}
-
-
-StringMap<AMDILConstPtr>::iterator AMDILModuleInfo::consts_end() {
- return mConstMems.end();
-}
-
-bool AMDILModuleInfo::byteStoreExists(StringRef S) const {
- return mByteStore.find(S) != mByteStore.end();
-}
-
-uint32_t AMDILModuleInfo::getConstPtrSize(const AMDILKernel *krnl,
- const llvm::StringRef &arg)
-{
- const AMDILConstPtr *curConst = getConstPtr(krnl, arg);
- if (curConst) {
- return curConst->size;
- } else {
- return 0;
- }
-}
-
-uint32_t AMDILModuleInfo::getConstPtrOff(const AMDILKernel *krnl,
- const llvm::StringRef &arg)
-{
- const AMDILConstPtr *curConst = getConstPtr(krnl, arg);
- if (curConst) {
- return curConst->offset;
- } else {
- return 0;
- }
-}
-
-uint32_t AMDILModuleInfo::getConstPtrCB(const AMDILKernel *krnl,
- const llvm::StringRef &arg)
-{
- const AMDILConstPtr *curConst = getConstPtr(krnl, arg);
- if (curConst) {
- return curConst->cbNum;
- } else {
- return 0;
- }
-}
-
-void AMDILModuleInfo::calculateCPOffsets(const MachineFunction *MF,
- AMDILKernel *krnl)
-{
- const MachineConstantPool *MCP = MF->getConstantPool();
- if (!MCP) {
- return;
- }
- const std::vector<MachineConstantPoolEntry> consts = MCP->getConstants();
- size_t numConsts = consts.size();
- for (size_t x = 0; x < numConsts; ++x) {
- krnl->CPOffsets.push_back(
- std::make_pair<uint32_t, const Constant*>(
- mCurrentCPOffset, consts[x].Val.ConstVal));
- size_t curSize = getTypeSize(consts[x].Val.ConstVal->getType(), true);
- // Align the size to the vector boundary
- curSize = (curSize + 15) & (~15);
- mCurrentCPOffset += curSize;
- }
-}
-
-bool AMDILModuleInfo::isConstPtrArray(const AMDILKernel *krnl,
- const llvm::StringRef &arg) {
- const AMDILConstPtr *curConst = getConstPtr(krnl, arg);
- if (curConst) {
- return curConst->isArray;
- } else {
- return false;
- }
-}
-
-bool AMDILModuleInfo::isConstPtrArgument(const AMDILKernel *krnl,
- const llvm::StringRef &arg)
-{
- const AMDILConstPtr *curConst = getConstPtr(krnl, arg);
- if (curConst) {
- return curConst->isArgument;
- } else {
- return false;
- }
-}
-
-const Value *AMDILModuleInfo::getConstPtrValue(const AMDILKernel *krnl,
- const llvm::StringRef &arg) {
- const AMDILConstPtr *curConst = getConstPtr(krnl, arg);
- if (curConst) {
- return curConst->base;
- } else {
- return NULL;
- }
-}
-
-static void
-dumpZeroElements(StructType * const T, llvm::raw_ostream &O, bool asBytes);
-static void
-dumpZeroElements(IntegerType * const T, llvm::raw_ostream &O, bool asBytes);
-static void
-dumpZeroElements(ArrayType * const T, llvm::raw_ostream &O, bool asBytes);
-static void
-dumpZeroElements(VectorType * const T, llvm::raw_ostream &O, bool asBytes);
-static void
-dumpZeroElements(Type * const T, llvm::raw_ostream &O, bool asBytes);
-
-void dumpZeroElements(Type * const T, llvm::raw_ostream &O, bool asBytes) {
- if (!T) {
- return;
- }
- switch(T->getTypeID()) {
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- case Type::LabelTyID:
- assert(0 && "These types are not supported by this backend");
- default:
- case Type::DoubleTyID:
- if (asBytes) {
- O << ":0:0:0:0:0:0:0:0";
- } else {
- O << ":0";
- }
- break;
- case Type::FloatTyID:
- case Type::PointerTyID:
- case Type::FunctionTyID:
- if (asBytes) {
- O << ":0:0:0:0";
- } else {
- O << ":0";
- }
- case Type::IntegerTyID:
- dumpZeroElements(dyn_cast<IntegerType>(T), O, asBytes);
- break;
- case Type::StructTyID:
- {
- const StructType *ST = cast<StructType>(T);
- if (!ST->isOpaque()) {
- dumpZeroElements(dyn_cast<StructType>(T), O, asBytes);
- } else { // A pre-LLVM 3.0 opaque type
- if (asBytes) {
- O << ":0:0:0:0";
- } else {
- O << ":0";
- }
- }
- }
- break;
- case Type::ArrayTyID:
- dumpZeroElements(dyn_cast<ArrayType>(T), O, asBytes);
- break;
- case Type::VectorTyID:
- dumpZeroElements(dyn_cast<VectorType>(T), O, asBytes);
- break;
- };
-}
-
-void
-dumpZeroElements(StructType * const ST, llvm::raw_ostream &O, bool asBytes) {
- if (!ST) {
- return;
- }
- Type *curType;
- StructType::element_iterator eib = ST->element_begin();
- StructType::element_iterator eie = ST->element_end();
- for (;eib != eie; ++eib) {
- curType = *eib;
- dumpZeroElements(curType, O, asBytes);
- }
-}
-
-void
-dumpZeroElements(IntegerType * const IT, llvm::raw_ostream &O, bool asBytes) {
- if (asBytes) {
- unsigned byteWidth = (IT->getBitWidth() >> 3);
- for (unsigned x = 0; x < byteWidth; ++x) {
- O << ":0";
- }
- }
-}
-
-void
-dumpZeroElements(ArrayType * const AT, llvm::raw_ostream &O, bool asBytes) {
- size_t size = AT->getNumElements();
- for (size_t x = 0; x < size; ++x) {
- dumpZeroElements(AT->getElementType(), O, asBytes);
- }
-}
-
-void
-dumpZeroElements(VectorType * const VT, llvm::raw_ostream &O, bool asBytes) {
- size_t size = VT->getNumElements();
- for (size_t x = 0; x < size; ++x) {
- dumpZeroElements(VT->getElementType(), O, asBytes);
- }
-}
-
-void AMDILModuleInfo::printConstantValue(const Constant *CAval,
- llvm::raw_ostream &O, bool asBytes) {
- if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CAval)) {
- bool isDouble = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEdouble;
- if (isDouble) {
- double val = CFP->getValueAPF().convertToDouble();
- union dtol_union {
- double d;
- uint64_t l;
- char c[8];
- } conv;
- conv.d = val;
- if (!asBytes) {
- O << ":";
- O.write_hex(conv.l);
- } else {
- for (int i = 0; i < 8; ++i) {
- O << ":";
- O.write_hex((unsigned)conv.c[i] & 0xFF);
- }
- }
- } else {
- float val = CFP->getValueAPF().convertToFloat();
- union ftoi_union {
- float f;
- uint32_t u;
- char c[4];
- } conv;
- conv.f = val;
- if (!asBytes) {
- O << ":";
- O.write_hex(conv.u);
- } else {
- for (int i = 0; i < 4; ++i) {
- O << ":";
- O.write_hex((unsigned)conv.c[i] & 0xFF);
- }
- }
- }
- } else if (const ConstantInt *CI = dyn_cast<ConstantInt>(CAval)) {
- uint64_t zVal = CI->getValue().getZExtValue();
- if (!asBytes) {
- O << ":";
- O.write_hex(zVal);
- } else {
- switch (CI->getBitWidth()) {
- default:
- {
- union ltob_union {
- uint64_t l;
- char c[8];
- } conv;
- conv.l = zVal;
- for (int i = 0; i < 8; ++i) {
- O << ":";
- O.write_hex((unsigned)conv.c[i] & 0xFF);
- }
- }
- break;
- case 8:
- O << ":";
- O.write_hex(zVal & 0xFF);
- break;
- case 16:
- {
- union stob_union {
- uint16_t s;
- char c[2];
- } conv;
- conv.s = (uint16_t)zVal;
- O << ":";
- O.write_hex((unsigned)conv.c[0] & 0xFF);
- O << ":";
- O.write_hex((unsigned)conv.c[1] & 0xFF);
- }
- break;
- case 32:
- {
- union itob_union {
- uint32_t i;
- char c[4];
- } conv;
- conv.i = (uint32_t)zVal;
- for (int i = 0; i < 4; ++i) {
- O << ":";
- O.write_hex((unsigned)conv.c[i] & 0xFF);
- }
- }
- break;
- }
- }
- } else if (const ConstantVector *CV = dyn_cast<ConstantVector>(CAval)) {
- int y = CV->getNumOperands()-1;
- int x = 0;
- for (; x < y; ++x) {
- printConstantValue(CV->getOperand(x), O, asBytes);
- }
- printConstantValue(CV->getOperand(x), O, asBytes);
- } else if (const ConstantStruct *CS = dyn_cast<ConstantStruct>(CAval)) {
- int y = CS->getNumOperands();
- int x = 0;
- for (; x < y; ++x) {
- printConstantValue(CS->getOperand(x), O, asBytes);
- }
- } else if (const ConstantAggregateZero *CAZ
- = dyn_cast<ConstantAggregateZero>(CAval)) {
- int y = CAZ->getNumOperands();
- if (y > 0) {
- int x = 0;
- for (; x < y; ++x) {
- printConstantValue((llvm::Constant *)CAZ->getOperand(x),
- O, asBytes);
- }
- } else {
- if (asBytes) {
- dumpZeroElements(CAval->getType(), O, asBytes);
- } else {
- int y = getNumElements(CAval->getType())-1;
- for (int x = 0; x < y; ++x) {
- O << ":0";
- }
- O << ":0";
- }
- }
- } else if (const ConstantArray *CA = dyn_cast<ConstantArray>(CAval)) {
- int y = CA->getNumOperands();
- int x = 0;
- for (; x < y; ++x) {
- printConstantValue(CA->getOperand(x), O, asBytes);
- }
- } else if (dyn_cast<ConstantPointerNull>(CAval)) {
- O << ":0";
- //assert(0 && "Hit condition which was not expected");
- } else if (dyn_cast<ConstantExpr>(CAval)) {
- O << ":0";
- //assert(0 && "Hit condition which was not expected");
- } else if (dyn_cast<UndefValue>(CAval)) {
- O << ":0";
- //assert(0 && "Hit condition which was not expected");
- } else {
- assert(0 && "Hit condition which was not expected");
- }
-}
-#if 0
-static bool isStruct(Type * const T)
-{
- if (!T) {
- return false;
- }
- switch (T->getTypeID()) {
- default:
- return false;
- case Type::PointerTyID:
- return isStruct(T->getContainedType(0));
- case Type::StructTyID:
- return true;
- case Type::ArrayTyID:
- case Type::VectorTyID:
- return isStruct(dyn_cast<SequentialType>(T)->getElementType());
- };
-
-}
-
-void AMDILModuleInfo::dumpDataToCB(llvm::raw_ostream &O, AMDILKernelManager *km,
- uint32_t id) {
- uint32_t size = 0;
- for (StringMap<AMDILConstPtr>::iterator cmb = consts_begin(),
- cme = consts_end(); cmb != cme; ++cmb) {
- if (id == cmb->second.cbNum) {
- size += (cmb->second.size + 15) & (~15);
- }
- }
- if (id == 0) {
- O << ";#DATASTART:" << (size + mCurrentCPOffset) << "\n";
- if (mCurrentCPOffset) {
- for (StringMap<AMDILKernel*>::iterator kcpb = mKernels.begin(),
- kcpe = mKernels.end(); kcpb != kcpe; ++kcpb) {
- const AMDILKernel *k = kcpb->second;
- size_t numConsts = k->CPOffsets.size();
- for (size_t x = 0; x < numConsts; ++x) {
- size_t offset = k->CPOffsets[x].first;
- const Constant *C = k->CPOffsets[x].second;
- Type *Ty = C->getType();
- size_t size = (isStruct(Ty) ? getTypeSize(Ty, true)
- : getNumElements(Ty));
- O << ";#" << km->getTypeName(Ty, symTab) << ":";
- O << offset << ":" << size ;
- printConstantValue(C, O, isStruct(Ty));
- O << "\n";
- }
- }
- }
- } else {
- O << ";#DATASTART:" << id << ":" << size << "\n";
- }
-
- for (StringMap<AMDILConstPtr>::iterator cmb = consts_begin(), cme = consts_end();
- cmb != cme; ++cmb) {
- if (cmb->second.cbNum != id) {
- continue;
- }
- const GlobalVariable *G = dyn_cast<GlobalVariable>(cmb->second.base);
- Type *Ty = (G) ? G->getType() : NULL;
- size_t offset = cmb->second.offset;
- const Constant *C = G->getInitializer();
- size_t size = (isStruct(Ty)
- ? getTypeSize(Ty, true)
- : getNumElements(Ty));
- O << ";#" << km->getTypeName(Ty, symTab) << ":";
- if (!id) {
- O << (offset + mCurrentCPOffset) << ":" << size;
- } else {
- O << offset << ":" << size;
- }
- if (C) {
- printConstantValue(C, O, isStruct(Ty));
- } else {
- assert(0 && "Cannot have a constant pointer"
- " without an initializer!");
- }
- O <<"\n";
- }
- if (id == 0) {
- O << ";#DATAEND\n";
- } else {
- O << ";#DATAEND:" << id << "\n";
- }
-}
-
-void
-AMDILModuleInfo::dumpDataSection(llvm::raw_ostream &O, AMDILKernelManager *km) {
- if (mConstMems.empty() && !mCurrentCPOffset) {
- return;
- } else {
- llvm::DenseSet<uint32_t> const_set;
- for (StringMap<AMDILConstPtr>::iterator cmb = consts_begin(), cme = consts_end();
- cmb != cme; ++cmb) {
- const_set.insert(cmb->second.cbNum);
- }
- if (mCurrentCPOffset) {
- const_set.insert(0);
- }
- for (llvm::DenseSet<uint32_t>::iterator setb = const_set.begin(),
- sete = const_set.end(); setb != sete; ++setb) {
- dumpDataToCB(O, km, *setb);
- }
- }
-}
-#endif
-/// Create a function ID if it is not known or return the known
-/// function ID.
-uint32_t AMDILModuleInfo::getOrCreateFunctionID(const GlobalValue* func) {
- if (func->getName().size()) {
- return getOrCreateFunctionID(func->getName());
- }
- uint32_t id;
- if (mFuncPtrNames.find(func) == mFuncPtrNames.end()) {
- id = mFuncPtrNames.size() + RESERVED_FUNCS + mFuncNames.size();
- mFuncPtrNames[func] = id;
- } else {
- id = mFuncPtrNames[func];
- }
- return id;
-}
-uint32_t AMDILModuleInfo::getOrCreateFunctionID(const std::string &func) {
- uint32_t id;
- if (mFuncNames.find(func) == mFuncNames.end()) {
- id = mFuncNames.size() + RESERVED_FUNCS + mFuncPtrNames.size();
- mFuncNames[func] = id;
- } else {
- id = mFuncNames[func];
- }
- return id;
-}
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