diff options
Diffstat (limited to 'src/arch/arm/isa/formats/fp.isa')
| -rw-r--r-- | src/arch/arm/isa/formats/fp.isa | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/arch/arm/isa/formats/fp.isa b/src/arch/arm/isa/formats/fp.isa index 29b1470e9..95be69ca6 100644 --- a/src/arch/arm/isa/formats/fp.isa +++ b/src/arch/arm/isa/formats/fp.isa @@ -510,7 +510,25 @@ let {{ return new WarnUnimplemented("vnmla, vnmls, vnmul", machInst); case 0x3: if ((opc3 & 0x1) == 0) { - return new WarnUnimplemented("vadd", machInst); + uint32_t vd; + uint32_t vm; + uint32_t vn; + if (bits(machInst, 8) == 0) { + vd = bits(machInst, 22) | (bits(machInst, 15, 12) << 1); + vm = bits(machInst, 5) | (bits(machInst, 3, 0) << 1); + vn = bits(machInst, 7) | (bits(machInst, 19, 16) << 1); + return new VaddS(machInst, (IntRegIndex)vd, + (IntRegIndex)vn, (IntRegIndex)vm); + } else { + vd = (bits(machInst, 22) << 5) | + (bits(machInst, 15, 12) << 1); + vm = (bits(machInst, 5) << 5) | + (bits(machInst, 3, 0) << 1); + vn = (bits(machInst, 7) << 5) | + (bits(machInst, 19, 16) << 1); + return new VaddD(machInst, (IntRegIndex)vd, + (IntRegIndex)vn, (IntRegIndex)vm); + } } else { return new WarnUnimplemented("vsub", machInst); } |