From d1e533a1e243b75b3257e2f96deb385a3b10e09b Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Thu, 26 Jul 2007 22:13:14 -0700 Subject: X86: Fix argument register indexing. Code was assuming that all argument registers followed in order from ArgumentReg0. There is now an ArgumentReg array which is indexed to find the right index. There is a constant, NumArgumentRegs, which can be used to protect against using an invalid ArgumentReg. --HG-- extra : convert_revision : f448a3ca4d6adc3fc3323562870f70eec05a8a1f --- src/sim/process.cc | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'src/sim/process.cc') diff --git a/src/sim/process.cc b/src/sim/process.cc index c556ade12..7343039df 100644 --- a/src/sim/process.cc +++ b/src/sim/process.cc @@ -405,8 +405,9 @@ LiveProcess::argsInit(int intSize, int pageSize) copyStringArray(argv, argv_array_base, arg_data_base, initVirtMem); copyStringArray(envp, envp_array_base, env_data_base, initVirtMem); - threadContexts[0]->setIntReg(ArgumentReg0, argc); - threadContexts[0]->setIntReg(ArgumentReg1, argv_array_base); + assert(NumArgumentRegs >= 2); + threadContexts[0]->setIntReg(ArgumentReg[0], argc); + threadContexts[0]->setIntReg(ArgumentReg[1], argv_array_base); threadContexts[0]->setIntReg(StackPointerReg, stack_min); Addr prog_entry = objFile->entryPoint(); -- cgit v1.2.3