diff options
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/riscv/process.cc | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/arch/riscv/process.cc b/src/arch/riscv/process.cc index 13038c17c..eeea5ee48 100644 --- a/src/arch/riscv/process.cc +++ b/src/arch/riscv/process.cc @@ -88,6 +88,7 @@ RiscvProcess::argsInit(int pageSize) // Determine stack size and populate auxv Addr stack_top = memState->getStackMin(); + stack_top -= elfObject->programHeaderSize(); for (const string& arg: argv) stack_top -= arg.size() + 1; for (const string& env: envp) @@ -113,6 +114,16 @@ RiscvProcess::argsInit(int pageSize) allocateMem(roundDown(stack_top, pageSize), roundUp(memState->getStackSize(), pageSize)); + // Copy program headers to stack + memState->setStackMin(memState->getStackMin() - + elfObject->programHeaderSize()); + uint8_t* phdr = new uint8_t[elfObject->programHeaderSize()]; + initVirtMem.readBlob(elfObject->programHeaderTable(), phdr, + elfObject->programHeaderSize()); + initVirtMem.writeBlob(memState->getStackMin(), phdr, + elfObject->programHeaderSize()); + delete phdr; + // Copy argv to stack vector<Addr> argPointers; for (const string& arg: argv) { |