mirror of
https://github.com/RPCS3/llvm.git
synced 2026-07-22 11:45:31 -04:00
Evgeniy Stepanov
1382a3a7e8
This reverts commit r337021.
WARNING: MemorySanitizer: use-of-uninitialized-value
#0 0x1415cd65 in void write_signed<long>(llvm::raw_ostream&, long, unsigned long, llvm::IntegerStyle) /code/llvm-project/llvm/lib/Support/NativeFormatting.cpp:95:7
#1 0x1415c900 in llvm::write_integer(llvm::raw_ostream&, long, unsigned long, llvm::IntegerStyle) /code/llvm-project/llvm/lib/Support/NativeFormatting.cpp:121:3
#2 0x1472357f in llvm::raw_ostream::operator<<(long) /code/llvm-project/llvm/lib/Support/raw_ostream.cpp:117:3
#3 0x13bb9d4 in llvm::raw_ostream::operator<<(int) /code/llvm-project/llvm/include/llvm/Support/raw_ostream.h:210:18
#4 0x3c2bc18 in void printField<unsigned int, &(amd_kernel_code_s::amd_kernel_code_version_major)>(llvm::StringRef, amd_kernel_code_s const&, llvm::raw_ostream&) /code/llvm-project/llvm/lib/Target/AMDGPU/Utils/AMDKernelCodeTUtils.cpp:78:23
#5 0x3c250ba in llvm::printAmdKernelCodeField(amd_kernel_code_s const&, int, llvm::raw_ostream&) /code/llvm-project/llvm/lib/Target/AMDGPU/Utils/AMDKernelCodeTUtils.cpp:104:5
#6 0x3c27ca3 in llvm::dumpAmdKernelCode(amd_kernel_code_s const*, llvm::raw_ostream&, char const*) /code/llvm-project/llvm/lib/Target/AMDGPU/Utils/AMDKernelCodeTUtils.cpp:113:5
#7 0x3a46e6c in llvm::AMDGPUTargetAsmStreamer::EmitAMDKernelCodeT(amd_kernel_code_s const&) /code/llvm-project/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUTargetStreamer.cpp:161:3
#8 0xd371e4 in llvm::AMDGPUAsmPrinter::EmitFunctionBodyStart() /code/llvm-project/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp:204:26
[...]
Uninitialized value was created by an allocation of 'KernelCode' in the stack frame of function '_ZN4llvm16AMDGPUAsmPrinter21EmitFunctionBodyStartEv'
#0 0xd36650 in llvm::AMDGPUAsmPrinter::EmitFunctionBodyStart() /code/llvm-project/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp:192
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@337079 91177308-0d34-0410-b5e6-96231b3b80d8
91 lines
2.1 KiB
C++
91 lines
2.1 KiB
C++
//===-- AMDGPUMachineFunctionInfo.h -------------------------------*- C++ -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUMACHINEFUNCTION_H
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#define LLVM_LIB_TARGET_AMDGPU_AMDGPUMACHINEFUNCTION_H
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/CodeGen/MachineFunction.h"
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namespace llvm {
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class GCNSubtarget;
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class AMDGPUMachineFunction : public MachineFunctionInfo {
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/// A map to keep track of local memory objects and their offsets within the
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/// local memory space.
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SmallDenseMap<const GlobalValue *, unsigned, 4> LocalMemoryObjects;
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protected:
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uint64_t ExplicitKernArgSize;
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unsigned MaxKernArgAlign;
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/// Number of bytes in the LDS that are being used.
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unsigned LDSSize;
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// Kernels + shaders. i.e. functions called by the driver and not called
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// by other functions.
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bool IsEntryFunction;
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bool NoSignedZerosFPMath;
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// Function may be memory bound.
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bool MemoryBound;
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// Kernel may need limited waves per EU for better performance.
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bool WaveLimiter;
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public:
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AMDGPUMachineFunction(const MachineFunction &MF);
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uint64_t allocateKernArg(uint64_t Size, unsigned Align) {
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assert(isPowerOf2_32(Align));
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ExplicitKernArgSize = alignTo(ExplicitKernArgSize, Align);
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uint64_t Result = ExplicitKernArgSize;
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ExplicitKernArgSize += Size;
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MaxKernArgAlign = std::max(Align, MaxKernArgAlign);
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return Result;
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}
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uint64_t getExplicitKernArgSize() const {
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return ExplicitKernArgSize;
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}
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unsigned getMaxKernArgAlign() const {
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return MaxKernArgAlign;
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}
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unsigned getLDSSize() const {
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return LDSSize;
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}
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bool isEntryFunction() const {
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return IsEntryFunction;
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}
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bool hasNoSignedZerosFPMath() const {
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return NoSignedZerosFPMath;
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}
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bool isMemoryBound() const {
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return MemoryBound;
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}
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bool needsWaveLimiter() const {
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return WaveLimiter;
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}
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unsigned allocateLDSGlobal(const DataLayout &DL, const GlobalValue &GV);
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};
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}
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#endif
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