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| author | Gabe Black <gabeblack@google.com> | 2018-08-15 17:42:52 -0700 |
|---|---|---|
| committer | Gabe Black <gabeblack@google.com> | 2018-09-20 01:48:49 +0000 |
| commit | e1e02e91e02da93c7fd95f24a9135f47802e23e8 (patch) | |
| tree | d51d33dc76a24f026a3e3b230534b6f6468e0a26 | |
| parent | f30f30577409073416981004761a85364be1a986 (diff) | |
| download | gem5-e1e02e91e02da93c7fd95f24a9135f47802e23e8.tar.xz | |
systemc: Implement a little more of sc_time.
This change implements a pair of constructors, and some conversion
functions.
Change-Id: Ibd0e9ec5bcc24f4a17896313996b3112b5ef1934
Reviewed-on: https://gem5-review.googlesource.com/12208
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>
| -rw-r--r-- | src/systemc/core/sc_time.cc | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/src/systemc/core/sc_time.cc b/src/systemc/core/sc_time.cc index 0a52a6a13..bc35f2ab8 100644 --- a/src/systemc/core/sc_time.cc +++ b/src/systemc/core/sc_time.cc @@ -150,14 +150,16 @@ sc_time::sc_time(const sc_time &t) val = t.val; } -sc_time::sc_time(double, bool) +sc_time::sc_time(double d, bool scale) { - warn("%s not implemented.\n", __PRETTY_FUNCTION__); + //XXX Assuming the time resolution is 1ps, and the default unit is 1ns. + set(this, d, scale ? SC_NS : SC_PS); } -sc_time::sc_time(sc_dt::uint64, bool) +sc_time::sc_time(sc_dt::uint64 v, bool scale) { - warn("%s not implemented.\n", __PRETTY_FUNCTION__); + //XXX Assuming the time resolution is 1ps, and the default unit is 1ns. + set(this, static_cast<double>(v), scale ? SC_NS : SC_PS); } sc_time & @@ -181,8 +183,10 @@ sc_time::to_double() const double sc_time::to_seconds() const { - warn("%s not implemented.\n", __PRETTY_FUNCTION__); - return 0.0; + double d = to_double(); + //XXX Assuming the time resolution is 1ps. + double scale = TimeUnitScale[SC_PS] / TimeUnitScale[SC_SEC]; + return d * scale; } const std::string @@ -283,10 +287,11 @@ sc_time::from_value(sc_dt::uint64 u) } sc_time -sc_time::from_seconds(double) +sc_time::from_seconds(double d) { - warn("%s not implemented.\n", __PRETTY_FUNCTION__); - return sc_time(); + sc_time t; + set(&t, d, SC_SEC); + return t; } sc_time |