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AVX512: Allow masked fault suppression for many AVX512 instructions - not all cases reviewed yet, more to come

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This commit is contained in:
Stanislav Shwartsman 2019-12-19 21:12:23 +00:00
parent d290e5ba93
commit 59cad2e156
2 changed files with 32 additions and 0 deletions
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2
bochs/cpu/cpu.h
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@ -1925,6 +1925,8 @@ public: // for now...
BX_SMF void LOAD_Oct_Vector(bxInstruction_c *) BX_CPP_AttrRegparmN(1);
#endif
#if BX_SUPPORT_EVEX
BX_SMF void LOAD_MASK_Wss(bxInstruction_c *i) BX_CPP_AttrRegparmN(1);
BX_SMF void LOAD_MASK_Wsd(bxInstruction_c *i) BX_CPP_AttrRegparmN(1);
BX_SMF void LOAD_MASK_VectorB(bxInstruction_c *) BX_CPP_AttrRegparmN(1);
BX_SMF void LOAD_MASK_VectorW(bxInstruction_c *) BX_CPP_AttrRegparmN(1);
BX_SMF void LOAD_BROADCAST_VectorD(bxInstruction_c *) BX_CPP_AttrRegparmN(1);

30
bochs/cpu/load.cc
View File

@ -89,6 +89,21 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::LOAD_Wss(bxInstruction_c *i)
#endif
}
#if BX_SUPPORT_EVEX
void BX_CPP_AttrRegparmN(1) BX_CPU_C::LOAD_MASK_Wss(bxInstruction_c *i)
{
Bit32u val_32 = 0;
if (BX_SCALAR_ELEMENT_MASK(i->opmask())) {
bx_address eaddr = BX_CPU_RESOLVE_ADDR(i);
val_32 = read_virtual_dword(i->seg(), eaddr);
}
BX_WRITE_XMM_REG_LO_DWORD(BX_VECTOR_TMP_REGISTER, val_32);
BX_CPU_CALL_METHOD(i->execute2(), (i));
}
#endif
void BX_CPP_AttrRegparmN(1) BX_CPU_C::LOAD_Wsd(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
@ -100,6 +115,21 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::LOAD_Wsd(bxInstruction_c *i)
#endif
}
#if BX_SUPPORT_EVEX
void BX_CPP_AttrRegparmN(1) BX_CPU_C::LOAD_MASK_Wsd(bxInstruction_c *i)
{
Bit64u val_64 = 0;
if (BX_SCALAR_ELEMENT_MASK(i->opmask())) {
bx_address eaddr = BX_CPU_RESOLVE_ADDR(i);
val_64 = read_virtual_qword(i->seg(), eaddr);
}
BX_WRITE_XMM_REG_LO_DWORD(BX_VECTOR_TMP_REGISTER, val_64);
BX_CPU_CALL_METHOD(i->execute2(), (i));
}
#endif
void BX_CPP_AttrRegparmN(1) BX_CPU_C::LOAD_Wdq(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6