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[AArch64] Add some more scalar VFP ops to the emitter.

This commit is contained in:
Ryan Houdek 2015-01-20 16:34:32 -06:00
parent 7f68a357ad
commit 217c2c9d6a
2 changed files with 35 additions and 0 deletions
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28
Source/Core/Common/Arm64Emitter.cpp
View File

@ -1840,6 +1840,17 @@ void ARM64FloatEmitter::EmitLoadStoreMultipleStructure(u32 size, bool L, u32 opc
(encoded_size << 10) | (Rn << 5) | Rt);
}
void ARM64FloatEmitter::EmitScalar1Source(bool M, bool S, u32 type, u32 opcode, ARM64Reg Rd, ARM64Reg Rn)
{
_assert_msg_(DYNA_REC, IsQuad(Rd), "%s doesn't support vector!", __FUNCTION__);
Rd = DecodeReg(Rd);
Rn = DecodeReg(Rn);
Write32((M << 31) | (S << 29) | (0b11110001 << 21) | (type << 22) | \
(opcode << 15) | (1 << 14) | (Rn << 5) | Rd);
}
void ARM64FloatEmitter::LDR(u8 size, IndexType type, ARM64Reg Rt, ARM64Reg Rn, s32 imm)
{
EmitLoadStoreImmediate(size, 1, type, Rt, Rn, imm);
@ -2082,12 +2093,29 @@ void ARM64FloatEmitter::LD1(u8 size, u8 count, ARM64Reg Rt, ARM64Reg Rn)
opcode = 0b0010;
EmitLoadStoreMultipleStructure(size, 1, opcode, Rt, Rn);
}
// Scalar - 1 Source
void ARM64FloatEmitter::FABS(ARM64Reg Rd, ARM64Reg Rn)
{
EmitScalar1Source(0, 0, IsDouble(Rd), 1, Rd, Rn);
}
void ARM64FloatEmitter::FNEG(ARM64Reg Rd, ARM64Reg Rn)
{
EmitScalar1Source(0, 0, IsDouble(Rd), 0b000010, Rd, Rn);
}
// Scalar - 2 Source
void ARM64FloatEmitter::FADD(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm)
{
Emit2Source(0, 0, IsDouble(Rd), 0b0010, Rd, Rn, Rm);
}
void ARM64FloatEmitter::FMUL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm)
{
Emit2Source(0, 0, IsDouble(Rd), 0, Rd, Rn, Rm);
}
void ARM64FloatEmitter::FSUB(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm)
{
Emit2Source(0, 0, IsDouble(Rd), 0b0011, Rd, Rn, Rm);
}
// Scalar floating point immediate
void ARM64FloatEmitter::FMOV(ARM64Reg Rd, u32 imm)

7
Source/Core/Common/Arm64Emitter.h
View File

@ -617,8 +617,14 @@ public:
// Loadstore multiple structure
void LD1(u8 size, u8 count, ARM64Reg Rt, ARM64Reg Rn);
// Scalar - 1 Source
void FABS(ARM64Reg Rd, ARM64Reg Rn);
void FNEG(ARM64Reg Rd, ARM64Reg Rn);
// Scalar - 2 Source
void FADD(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void FMUL(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void FSUB(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
// Scalar floating point immediate
void FMOV(ARM64Reg Rd, u32 imm);
@ -718,6 +724,7 @@ private:
void EmitScalarImm(bool M, bool S, u32 type, u32 imm5, ARM64Reg Rd, u32 imm);
void EmitShiftImm(bool U, u32 immh, u32 immb, u32 opcode, ARM64Reg Rd, ARM64Reg Rn);
void EmitLoadStoreMultipleStructure(u32 size, bool L, u32 opcode, ARM64Reg Rt, ARM64Reg Rn);
void EmitScalar1Source(bool M, bool S, u32 type, u32 opcode, ARM64Reg Rd, ARM64Reg Rn);
};
class ARM64CodeBlock : public CodeBlock<ARM64XEmitter>