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[ARM] Add support for double registers in VMOV(immediate). Add VEOR and VSTR1. Fix some minor encoding bugs.

This commit is contained in:
Ryan Houdek 2013-09-08 21:49:56 +00:00
parent f382a53500
commit c1aa80cefa
2 changed files with 32 additions and 4 deletions
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32
Source/Core/Common/Src/ArmEmitter.cpp
View File

@ -1077,7 +1077,8 @@ void ARMXEmitter::VMSR(ARMReg Rt) {
void ARMXEmitter::VMOV(ARMReg Dest, Operand2 op2)
{
_dbg_assert_msg_(DYNA_REC, cpu_info.bVFPv3, "VMOV #imm requires VFPv3");
Write32(condition | (0xEB << 20) | EncodeVd(Dest) | (0xA << 8) | op2.Imm8VFP());
bool double_reg = Dest >= D0;
Write32(condition | (0xEB << 20) | EncodeVd(Dest) | (0x5 << 9) | (double_reg << 8) | op2.Imm8VFP());
}
void ARMXEmitter::VMOV(ARMReg Dest, ARMReg Src, bool high)
{
@ -1234,7 +1235,7 @@ void NEONXEmitter::VABD(NEONElementType Size, ARMReg Vd, ARMReg Vn, ARMReg Vm)
Write32((0xF3 << 24) | ((Vd & 0x10) << 18) | (encodedSize(Size) << 20) | ((Vn & 0xF) << 16) \
| ((Vd & 0xF) << 12) | (0xD << 8) | ((Vn & 0x10) << 3) | (register_quad << 6) \
| ((Vm & 0x10) << 2) | (Vm & 0xF));
| ((Vm & 0x10) << 1) | (Vm & 0xF));
}
void NEONXEmitter::VADD(NEONElementType Size, ARMReg Vd, ARMReg Vn, ARMReg Vm)
{
@ -1265,7 +1266,7 @@ void NEONXEmitter::VSUB(NEONElementType Size, ARMReg Vd, ARMReg Vn, ARMReg Vm)
Write32((0xF3 << 24) | ((Vd & 0x10) << 18) | (encodedSize(Size) << 20) | ((Vn & 0xF) << 16) \
| ((Vd & 0xF) << 12) | (0x8 << 8) | ((Vn & 0x10) << 3) | (1 << 6) \
| ((Vm & 0x10) << 2) | (Vm & 0xF));
| ((Vm & 0x10) << 1) | (Vm & 0xF));
}
void NEONXEmitter::VLD1(NEONElementType Size, ARMReg Vd, ARMReg Rn, NEONAlignment align, ARMReg Rm)
@ -1290,6 +1291,18 @@ void NEONXEmitter::VLD2(NEONElementType Size, ARMReg Vd, ARMReg Rn, NEONAlignmen
| (align << 4) | Rm);
}
void NEONXEmitter::VST1(NEONElementType Size, ARMReg Vd, ARMReg Rn, NEONAlignment align, ARMReg Rm)
{
u32 spacing = 0x7; // Single spaced registers
// Gets encoded as a double register
Vd = SubBase(Vd);
Write32((0xF4 << 24) | ((Vd & 0x10) << 18) | (Rn << 16)
| ((Vd & 0xF) << 12) | (spacing << 8) | (encodedSize(Size) << 6)
| (align << 4) | Rm);
}
void NEONXEmitter::VREVX(u32 size, NEONElementType Size, ARMReg Vd, ARMReg Vm)
{
bool register_quad = Vd >= Q0;
@ -1298,7 +1311,7 @@ void NEONXEmitter::VREVX(u32 size, NEONElementType Size, ARMReg Vd, ARMReg Vm)
Write32((0xF3 << 24) | (1 << 23) | ((Vd & 0x10) << 18) | (0x3 << 20)
| (encodedSize(Size) << 18) | ((Vd & 0xF) << 12) | (size << 7)
| (register_quad << 6) | ((Vm & 0x10) << 2) | (Vm & 0xF));
| (register_quad << 6) | ((Vm & 0x10) << 1) | (Vm & 0xF));
}
void NEONXEmitter::VREV64(NEONElementType Size, ARMReg Vd, ARMReg Vm)
@ -1316,5 +1329,16 @@ void NEONXEmitter::VREV16(NEONElementType Size, ARMReg Vd, ARMReg Vm)
VREVX(0, Size, Vd, Vm);
}
void NEONXEmitter::VEOR(ARMReg Vd, ARMReg Vn, ARMReg Vm)
{
bool register_quad = Vd >= Q0;
Vd = SubBase(Vd);
Vm = SubBase(Vm);
Write32((0xF3 << 24) | ((Vd & 0x10) << 18) | ((Vn & 0xF) << 16)
| ((Vd & 0xF) << 12) | (1 << 8) | ((Vn & 0x10) << 3)
| (register_quad << 6) | ((Vm & 0x10) << 1) | (1 << 4) | (Vm & 0xF));
}
}

4
Source/Core/Common/Src/ArmEmitter.h
View File

@ -630,8 +630,12 @@ public:
void VREV32(NEONElementType Size, ARMReg Vd, ARMReg Vm);
void VREV16(NEONElementType Size, ARMReg Vd, ARMReg Vm);
void VEOR(ARMReg Vd, ARMReg Vn, ARMReg Vm);
void VLD1(NEONElementType Size, ARMReg Vd, ARMReg Rn, NEONAlignment align = ALIGN_NONE, ARMReg Rm = _PC);
void VLD2(NEONElementType Size, ARMReg Vd, ARMReg Rn, NEONAlignment align = ALIGN_NONE, ARMReg Rm = _PC);
void VST1(NEONElementType Size, ARMReg Vd, ARMReg Rn, NEONAlignment align = ALIGN_NONE, ARMReg Rm = _PC);
};
// Everything that needs to generate X86 code should inherit from this.