gem5  v21.1.0.2
fenv.cc
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29 
30 #include "base/fenv.hh"
31 
32 #include <fenv.h>
33 
34 #include <cstdlib>
35 
36 namespace gem5
37 {
38 
39 static const int roundOps[] =
40  { FE_DOWNWARD, FE_TONEAREST, FE_TOWARDZERO, FE_UPWARD };
41 
42 void setFpRound(RoundingMode rm) { fesetround(roundOps[(int)rm]); }
43 
46 {
47  int rm = fegetround();
48  for (int x = 0; x < 4; x++)
49  if (roundOps[x] == rm)
50  return (RoundingMode)x;
51  abort();
52 }
53 
54 } // namespace gem5
gem5::RoundingMode
RoundingMode
Definition: fenv.hh:37
gem5::getFpRound
RoundingMode getFpRound()
Definition: fenv.cc:45
gem5::setFpRound
void setFpRound(RoundingMode rm)
Definition: fenv.cc:42
fenv.hh
gem5::ArmISA::rm
Bitfield< 3, 0 > rm
Definition: types.hh:118
gem5::RiscvISA::x
Bitfield< 3 > x
Definition: pagetable.hh:73
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
gem5::roundOps
static const int roundOps[]
Definition: fenv.cc:39

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