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/*
* Copyright 2002-2019 Intel Corporation.
*
* This software is provided to you as Sample Source Code as defined in the accompanying
* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
* section 1.L.
*
* This software and the related documents are provided as is, with no express or implied
* warranties, other than those that are expressly stated in the License.
*/
#include "pin.H"
#include <fstream>
// GCC 4.4, ICC 18.0 on intel64, has more aggressive inliner, when it is inlined in main below
// that alignment of a10 is not the same as from a normal call (according to the calling convensions).
#ifdef __GNUC__
static VOID CheckAlign(ADDRINT a1, ADDRINT a2, ADDRINT a3, ADDRINT a4, ADDRINT a5,
ADDRINT a6, ADDRINT a7, ADDRINT a8, ADDRINT a9, ADDRINT a10) __attribute__ ((noinline));
#endif
#if defined(TARGET_IA32E) && defined(__ICL)
__declspec(noinline) static VOID CheckAlign(ADDRINT a1, ADDRINT a2, ADDRINT a3, ADDRINT a4, ADDRINT a5,
ADDRINT a6, ADDRINT a7, ADDRINT a8, ADDRINT a9, ADDRINT a10);
#endif
// The test validates that Pin retains stack alignment in analysis routine
// according to standard calling conventions.
static VOID CheckAlign(
ADDRINT a1,
ADDRINT a2,
ADDRINT a3,
ADDRINT a4,
ADDRINT a5,
ADDRINT a6,
ADDRINT a7,
ADDRINT a8,
ADDRINT a9,
ADDRINT a10
)
{
// a10 is assumed to reside in stack
static const ADDRINT a10addr = (ADDRINT)&a10;
#if defined(TARGET_IA32E) || defined(TARGET_MAC) || defined(TARGET_BSD)
// stack alignment should be preserved even if the function is called from instrumented code
ASSERTX((a10addr & 0xf) == ((ADDRINT)&a10 & 0xf));
#else
ASSERTX((a10addr % sizeof(ADDRINT)) == 0);
#endif
}
VOID Instruction(INS ins, VOID *v)
{
INS_InsertCall(ins, IPOINT_BEFORE, AFUNPTR(CheckAlign),
IARG_ADDRINT, 1,
IARG_ADDRINT, 2,
IARG_ADDRINT, 3,
IARG_ADDRINT, 4,
IARG_ADDRINT, 5,
IARG_ADDRINT, 6,
IARG_ADDRINT, 7,
IARG_ADDRINT, 8,
IARG_ADDRINT, 9,
IARG_ADDRINT, 10,
IARG_END);
}
int main(int argc, char * argv[])
{
PIN_Init(argc, argv);
INS_AddInstrumentFunction(Instruction, 0);
// First call of the analysis routine should be done from regular code.
CheckAlign(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
// Never returns
PIN_StartProgram();
return 0;
}