diff options
| author | 2025-10-18 20:21:28 +0200 | |
|---|---|---|
| committer | 2025-10-18 21:29:17 +0200 | |
| commit | 3437945692f2b87883a4f066473c9deed50f25f5 (patch) | |
| tree | fa22ad5e4e2dbea5fa2f49982a69690910e61bb1 /amd64/emit.c | |
| parent | 99adb48d94c59cb2e5701ca39d7c40d4f63459b3 (diff) | |
amd64: float conversion insntrs
Diffstat (limited to 'amd64/emit.c')
| -rw-r--r-- | amd64/emit.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/amd64/emit.c b/amd64/emit.c index 505735c..a6ce774 100644 --- a/amd64/emit.c +++ b/amd64/emit.c @@ -580,7 +580,27 @@ DEFINSTR2(Xshr, ) DEFINSTR2(Xcvtss2sd, {-1, PFPR, PFPR, "\xF3\x0F\x5A", EN_RR}, /* CVTSS2SD xmm, xmm */ - {-1, PFPR, PMEM, "\xF3\x0F\x5A", EN_RM}, /* CVTSS2SD xmm, xmm */ + {-1, PFPR, PMEM, "\xF3\x0F\x5A", EN_RM}, /* CVTSS2SD xmm, m32/64 */ +) +DEFINSTR2(Xcvtsd2ss, + {-1, PFPR, PFPR, "\xF2\x0F\x5A", EN_RR}, /* CVTSD2SS xmm, xmm */ + {-1, PFPR, PMEM, "\xF2\x0F\x5A", EN_RM}, /* CVTSD2SS xmm, m32/64 */ +) +DEFINSTR2(Xcvtsi2ss, + {-1, PFPR, PGPR, "\xF3\x0F\x2A", EN_RR}, /* CVTSI2SS xmm, r32/64 */ + {-1, PFPR, PMEM, "\xF3\x0F\x2A", EN_RM}, /* CVTSI2SS xmm, m32/64 */ +) +DEFINSTR2(Xcvtsi2sd, + {-1, PFPR, PGPR, "\xF2\x0F\x2A", EN_RR}, /* CVTSI2SD xmm, r32/64 */ + {-1, PFPR, PMEM, "\xF2\x0F\x2A", EN_RM}, /* CVTSI2SD xmm, m32/64 */ +) +DEFINSTR2(Xcvttss2si, + {-1, PGPR, PFPR, "\xF3\x0F\x2C", EN_RR}, /* CVTTSS2SI r32/64, xmm */ + {-1, PGPR, PMEM, "\xF3\x0F\x2C", EN_RM}, /* CVTTSS2SI r32/64, m32 */ +) +DEFINSTR2(Xcvttsd2si, + {-1, PGPR, PFPR, "\xF2\x0F\x2C", EN_RR}, /* CVTTSD2SI r32/64, xmm */ + {-1, PGPR, PMEM, "\xF2\x0F\x2C", EN_RM}, /* CVTTSD2SI r32/64, m32 */ ) DEFINSTR1(Xinc, {4|8, PGPR, 0, "\xFF", EN_R, .ext=0} /* INC r32/64 */ @@ -887,7 +907,15 @@ emitinstr(uchar **pcode, struct function *fn, struct block *blk, int curi, struc case Oloadu4: src = mkmemoper(ins->l); Movzxl: Xmov(pcode, KI4, reg2oper(ins->reg-1), src); break; case Oloadf4: case Oloadf8: Xmov(pcode, cls, reg2oper(ins->reg-1), mkmemoper(ins->l)); break; case Oloadi8: Xmov(pcode, KI8, reg2oper(ins->reg-1), mkmemoper(ins->l)); break; - case Ocvtf4f8: Xcvtss2sd(pcode, KF4, reg2oper(ins->reg-1), mkdatregoper(ins->l)); break; + case Ocvtf4f8: X = Xcvtss2sd; goto FloatsCvt; + case Ocvtf8f4: X = Xcvtsd2ss; goto FloatsCvt; + case Ocvtf4s: X = Xcvttss2si; goto FloatsCvt; + case Ocvtf8s: X = Xcvttsd2si; goto FloatsCvt; + case Ocvts4f: X = cls == KF4 ? Xcvtsi2ss : Xcvtsi2sd; cls = KI4; goto FloatsCvt; + case Ocvts8f: X = cls == KF4 ? Xcvtsi2ss : Xcvtsi2sd; cls = KI8; goto FloatsCvt; + FloatsCvt: + X(pcode, cls, reg2oper(ins->reg-1), mkdatregoper(ins->l)); + break; case Oadd: dst = mkregoper(ins->l); if (kisflt(cls)) { |