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| author | Ciro Santilli <ciro.santilli@arm.com> | 2019-04-10 14:34:03 +0100 |
|---|---|---|
| committer | Ciro Santilli <ciro.santilli@arm.com> | 2019-05-17 10:02:40 +0000 |
| commit | 0dee5c3d1b6adc1a1807bdfb359eeadac3d06986 (patch) | |
| tree | 235d882eb1601171bdc5762cc19dc8138949508f /src/arch/arm/isa/formats | |
| parent | 396a07e34d7209362a7da99dcbcfeec13f65820c (diff) | |
| download | gem5-0dee5c3d1b6adc1a1807bdfb359eeadac3d06986.tar.xz | |
arch-arm: implement VMINNM and VMAXNM SIMD version
This instruction is backported from aarch64.
In order to use the existing fplibMinNum backend, we first move
VMIN and VPMIN to use fplib. Adding VMINNM is then trivial.
Change-Id: I404daabeb6079f60e51a648a06d5b3e54f1c24a9
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/18689
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Diffstat (limited to 'src/arch/arm/isa/formats')
| -rw-r--r-- | src/arch/arm/isa/formats/fp.isa | 42 |
1 files changed, 33 insertions, 9 deletions
diff --git a/src/arch/arm/isa/formats/fp.isa b/src/arch/arm/isa/formats/fp.isa index 1bb6bc89d..e730833db 100644 --- a/src/arch/arm/isa/formats/fp.isa +++ b/src/arch/arm/isa/formats/fp.isa @@ -742,7 +742,23 @@ let {{ case 0xf: if (o1) { if (u) { - return new Unknown(machInst); + if (bits(size, 1) == 0) { + if (q) { + return new VmaxnmQFp<uint32_t>( + machInst, vd, vn, vm); + } else { + return new VmaxnmDFp<uint32_t>( + machInst, vd, vn, vm); + } + } else { + if (q) { + return new VminnmQFp<uint32_t>( + machInst, vd, vn, vm); + } else { + return new VminnmDFp<uint32_t>( + machInst, vd, vn, vm); + } + } } else { if (bits(size, 1) == 0) { if (q) { @@ -762,29 +778,37 @@ let {{ if (u) { if (bits(size, 1) == 0) { if (q) { - return new VpmaxQFp<float>(machInst, vd, vn, vm); + return new VpmaxQFp<uint32_t>( + machInst, vd, vn, vm); } else { - return new VpmaxDFp<float>(machInst, vd, vn, vm); + return new VpmaxDFp<uint32_t>( + machInst, vd, vn, vm); } } else { if (q) { - return new VpminQFp<float>(machInst, vd, vn, vm); + return new VpminQFp<uint32_t>( + machInst, vd, vn, vm); } else { - return new VpminDFp<float>(machInst, vd, vn, vm); + return new VpminDFp<uint32_t>( + machInst, vd, vn, vm); } } } else { if (bits(size, 1) == 0) { if (q) { - return new VmaxQFp<float>(machInst, vd, vn, vm); + return new VmaxQFp<uint32_t>( + machInst, vd, vn, vm); } else { - return new VmaxDFp<float>(machInst, vd, vn, vm); + return new VmaxDFp<uint32_t>( + machInst, vd, vn, vm); } } else { if (q) { - return new VminQFp<float>(machInst, vd, vn, vm); + return new VminQFp<uint32_t>( + machInst, vd, vn, vm); } else { - return new VminDFp<float>(machInst, vd, vn, vm); + return new VminDFp<uint32_t>( + machInst, vd, vn, vm); } } } |