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authorChih-Min Chao <chihmin.chao@sifive.com>2019-12-11 00:26:01 -0800
committerChih-Min Chao <chihmin.chao@sifive.com>2019-12-12 00:29:24 -0800
commit7be9d34b63683b44558b78f2cb99d0b55ae98911 (patch)
treedbff9f6d9104672458c688244de130dc6c403a20 /spike_main
parentc529835050826628bd3c76d93d06e7a1b41e6c29 (diff)
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rvv: fix vfwcvt/vfncvt for f32 -> f64 and f64 -> f32
1. fix disam 2. refine checking rule and move them out of loop 3. add missing exception keeping for each element Signed-off-by: Chih-Min Chao <chihmin.chao@sifive.com>
Diffstat (limited to 'spike_main')
-rw-r--r--spike_main/disasm.cc20
1 files changed, 9 insertions, 11 deletions
diff --git a/spike_main/disasm.cc b/spike_main/disasm.cc
index 373c6bb..5ecad58 100644
--- a/spike_main/disasm.cc
+++ b/spike_main/disasm.cc
@@ -1037,23 +1037,19 @@ disassembler_t::disassembler_t(int xlen)
add_insn(new disasm_insn_t(#name ".vf", match_##name##_vf, mask_##name##_vf, \
{&vd, &vs2, &frs1, &opt, &vm})); \
- #define DISASM_VFUNARY0_INSN(name, extra, suf) \
+ #define DISASM_VFUNARY0_INSN(name, suf) \
add_insn(new disasm_insn_t(#name "cvt.xu.f." #suf, \
match_##name##cvt_xu_f_##suf, mask_##name##cvt_xu_f_##suf, \
{&vd, &vs2, &opt, &vm})); \
add_insn(new disasm_insn_t(#name "cvt.x.f." #suf, \
- match_##name##cvt_xu_f_##suf, mask_##name##cvt_xu_f_##suf, \
+ match_##name##cvt_x_f_##suf, mask_##name##cvt_x_f_##suf, \
{&vd, &vs2, &opt, &vm})); \
add_insn(new disasm_insn_t(#name "cvt.f.xu." #suf, \
- match_##name##cvt_xu_f_##suf, mask_##name##cvt_xu_f_##suf, \
+ match_##name##cvt_f_xu_##suf, mask_##name##cvt_f_xu_##suf, \
{&vd, &vs2, &opt, &vm})); \
add_insn(new disasm_insn_t(#name "cvt.f.x." #suf, \
- match_##name##cvt_xu_f_##suf, mask_##name##cvt_xu_f_##suf, \
+ match_##name##cvt_f_x_##suf, mask_##name##cvt_f_x_##suf, \
{&vd, &vs2, &opt, &vm})); \
- if (extra) \
- add_insn(new disasm_insn_t(#name "cvt.f.f." #suf, \
- match_##name##cvt_xu_f_##suf, mask_##name##cvt_xu_f_##suf, \
- {&vd, &vs2, &opt, &vm})); \
//OPFVV/OPFVF
//0b01_0000
@@ -1086,11 +1082,13 @@ disassembler_t::disassembler_t(int xlen)
DISASM_OPIV__F_INSN(vfrdiv);
//vfunary0
- DISASM_VFUNARY0_INSN(vf, 0, v);
+ DISASM_VFUNARY0_INSN(vf, v);
- DISASM_VFUNARY0_INSN(vfw, 1, v);
+ DISASM_VFUNARY0_INSN(vfw, v);
+ DISASM_INSN("vfwcvt.f.f.v", vfwcvt_f_f_v, 0, {&vd, &vs2, &opt, &vm});
- DISASM_VFUNARY0_INSN(vfn, 1, w);
+ DISASM_VFUNARY0_INSN(vfn, w);
+ DISASM_INSN("vfncvt.f.f.w", vfncvt_rod_f_f_w, 0, {&vd, &vs2, &opt, &vm});
DISASM_INSN("vfncvt.rod.f.f.w", vfncvt_rod_f_f_w, 0, {&vd, &vs2, &opt, &vm});
//vfunary1