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floating.cc
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1 /*
2  * Copyright (c) 2009 The University of Edinburgh
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: Timothy M. Jones
29  */
30 
32 
33 using namespace PowerISA;
34 
35 std::string
37 {
38  std::stringstream ss;
39 
40  ccprintf(ss, "%-10s ", mnemonic);
41 
42  // Print the first destination only
43  if (_numDestRegs > 0) {
44  printReg(ss, _destRegIdx[0]);
45  }
46 
47  // Print the (possibly) two source registers
48  if (_numSrcRegs > 0) {
49  if (_numDestRegs > 0) {
50  ss << ", ";
51  }
52  printReg(ss, _srcRegIdx[0]);
53  if (_numSrcRegs > 1) {
54  ss << ", ";
55  printReg(ss, _srcRegIdx[1]);
56  }
57  }
58 
59  return ss.str();
60 }
void ccprintf(cp::Print &print)
Definition: cprintf.hh:130
int8_t _numSrcRegs
See numSrcRegs().
Definition: static_inst.hh:90
const char * mnemonic
Base mnemonic (e.g., "add").
Definition: static_inst.hh:233
std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const
Internal function to generate disassembly string.
Definition: floating.cc:36
RegIndex _srcRegIdx[MaxInstSrcRegs]
See srcRegIdx().
Definition: static_inst.hh:225
Bitfield< 21 > ss
Definition: miscregs.hh:1371
uint64_t Addr
Address type This will probably be moved somewhere else in the near future.
Definition: types.hh:142
int8_t _numDestRegs
See numDestRegs().
Definition: static_inst.hh:93
IntReg pc
Definition: remote_gdb.hh:91
RegIndex _destRegIdx[MaxInstDestRegs]
See destRegIdx().
Definition: static_inst.hh:223
void printReg(std::ostream &os, int reg) const
Print a register name for disassembly given the unique dependence tag number (FP or int)...
Definition: static_inst.cc:39

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