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| author | Andrew Waterman <andrew@sifive.com> | 2020-06-16 22:11:30 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-06-16 22:11:30 -0700 |
| commit | 960274cda20af7303fdf8109e27d9720395ae21f (patch) | |
| tree | c6891384ddc1855c049630c82d8e2a690ca163d2 /riscv | |
| parent | 3369e92602c090b1a0744145301c5abb5f2ece33 (diff) | |
| parent | 0ea56186d527433c21cf76e2d2a6a53a8d9695dc (diff) | |
| download | spike-960274cda20af7303fdf8109e27d9720395ae21f.zip spike-960274cda20af7303fdf8109e27d9720395ae21f.tar.gz spike-960274cda20af7303fdf8109e27d9720395ae21f.tar.bz2 | |
Merge pull request #490 from chihminchao/rvv-fix-2020-06-17
Rvv fix 2020 06 17
Diffstat (limited to 'riscv')
| -rw-r--r-- | riscv/interactive.cc | 9 | ||||
| -rw-r--r-- | riscv/sim.h | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/riscv/interactive.cc b/riscv/interactive.cc index 405bf35..00e505d 100644 --- a/riscv/interactive.cc +++ b/riscv/interactive.cc @@ -69,6 +69,7 @@ void sim_t::interactive() funcs["vreg"] = &sim_t::interactive_vreg; funcs["reg"] = &sim_t::interactive_reg; funcs["freg"] = &sim_t::interactive_freg; + funcs["fregh"] = &sim_t::interactive_fregh; funcs["fregs"] = &sim_t::interactive_fregs; funcs["fregd"] = &sim_t::interactive_fregd; funcs["pc"] = &sim_t::interactive_pc; @@ -118,6 +119,7 @@ void sim_t::interactive_help(const std::string& cmd, const std::vector<std::stri std::cerr << "Interactive commands:\n" "reg <core> [reg] # Display [reg] (all if omitted) in <core>\n" + "fregh <core> <reg> # Display half precision <reg> in <core>\n" "fregs <core> <reg> # Display single precision <reg> in <core>\n" "fregd <core> <reg> # Display double precision <reg> in <core>\n" "vreg <core> [reg] # Display vector [reg] (all if omitted) in <core>\n" @@ -296,6 +298,13 @@ void sim_t::interactive_freg(const std::string& cmd, const std::vector<std::stri fprintf(stderr, "0x%016" PRIx64 "%016" PRIx64 "\n", r.v[1], r.v[0]); } +void sim_t::interactive_fregh(const std::string& cmd, const std::vector<std::string>& args) +{ + fpr f; + f.r = freg(f16_to_f32(f16(get_freg(args)))); + fprintf(stderr, "%g\n", isBoxedF32(f.r) ? (double)f.s : NAN); +} + void sim_t::interactive_fregs(const std::string& cmd, const std::vector<std::string>& args) { fpr f; diff --git a/riscv/sim.h b/riscv/sim.h index eee24e5..7cf83d6 100644 --- a/riscv/sim.h +++ b/riscv/sim.h @@ -105,6 +105,7 @@ private: void interactive_vreg(const std::string& cmd, const std::vector<std::string>& args); void interactive_reg(const std::string& cmd, const std::vector<std::string>& args); void interactive_freg(const std::string& cmd, const std::vector<std::string>& args); + void interactive_fregh(const std::string& cmd, const std::vector<std::string>& args); void interactive_fregs(const std::string& cmd, const std::vector<std::string>& args); void interactive_fregd(const std::string& cmd, const std::vector<std::string>& args); void interactive_pc(const std::string& cmd, const std::vector<std::string>& args); |