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40 lines
1.3 KiB
40 lines
1.3 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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void * current_sp_value(void* arg1,
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void* arg2,
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void* arg3,
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void* arg4,
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void* arg5,
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void* arg6,
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void* arg7,
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void* arg8,
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void* arg9)
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{
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// Assume arg9 is on stack. Return SP value at entry to the function.
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// It is assumed that stack slot of size sizeof(void*) corresponds to every argument.
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// This is relevant to any X86 and Intel(R) 64 calling conventions.
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// The expression returns address of return IP slot.
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return &arg9 - 9;
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}
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// Replaced by Pin instrumentation
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int check_sp_value(void* arg)
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{
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if (arg != 0) return 0;
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return 1;
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}
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int main()
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{
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void * current_sp = current_sp_value(0, 0, 0, 0, 0, 0, 0, 0, 0);
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return check_sp_value(current_sp);
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}
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