tests/test-progs/insttest/src/riscv/insttest.h

   1 /*
   2  * Copyright (c) 2016 The University of Virginia
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * Authors: Alec Roelke
  29  */
  30
  31 #pragma once
  32
  33 #include <cmath>
  34 #include <cstdlib>
  35 #include <functional>
  36 #include <iostream>
  37 #include <string>
  38
  39 #define IOP(inst, rd, rs1, imm) \
  40     asm volatile(inst " %0,%1,%2" : "=r" (rd) : "r" (rs1), "i" (imm))
  41
  42 #define ROP(inst, rd, rs1, rs2) \
  43     asm volatile(inst " %0,%1,%2" : "=r" (rd) : "r" (rs1), "r" (rs2))
  44
  45 #define FROP(inst, fd, fs1, fs2) \
  46     asm volatile(inst " %0,%1,%2" : "=f" (fd) : "f" (fs1), "f" (fs2))
  47
  48 #define FR4OP(inst, fd, fs1, fs2, fs3) \
  49     asm volatile(inst " %0,%1,%2,%3" \
  50             : "=f" (fd) \
  51             : "f" (fs1), "f" (fs2), "f" (fs3))
  52
  53 template<typename A, typename B> std::ostream&
  54 operator<<(std::ostream& os, const std::pair<A, B>& p)
  55 {
  56     return os << '(' << p.first << ", " << p.second << ')';
  57 }
  58
  59 namespace insttest
  60 {
  61
  62 template<typename T> void
  63 expect(const T& expected, std::function<T()> func,
  64         const std::string& test)
  65 {
  66     using namespace std;
  67
  68     T result = func();
  69     cout << test << ": ";
  70     if (result == expected) {
  71         cout << "PASS" << endl;
  72     } else {
  73         cout << "\033[1;31mFAIL\033[0m (expected " << expected << "; found " <<
  74             result << ")" << endl;
  75         exit(1);
  76     }
  77 }
  78
  79 } // namespace insttest