avo/internal/opcodesextra/forms.go

package opcodesextra

import "github.com/mmcloughlin/avo/internal/inst"

// Reference: https://github.com/golang/go/blob/go1.19.3/src/cmd/internal/obj/x86/avx_optabs.go#L376-L383
//
//	var _yvexpandpd = []ytab{
//		{zcase: Zevex_rm_v_r, zoffset: 0, args: argList{YxmEvex, YxrEvex}},
//		{zcase: Zevex_rm_k_r, zoffset: 3, args: argList{YxmEvex, Yknot0, YxrEvex}},
//		{zcase: Zevex_rm_v_r, zoffset: 0, args: argList{YymEvex, YyrEvex}},
//		{zcase: Zevex_rm_k_r, zoffset: 3, args: argList{YymEvex, Yknot0, YyrEvex}},
//		{zcase: Zevex_rm_v_r, zoffset: 0, args: argList{Yzm, Yzr}},
//		{zcase: Zevex_rm_k_r, zoffset: 3, args: argList{Yzm, Yknot0, Yzr}},
//	}
func _yvexpandpd(isa, bcst string) inst.Forms {
	return inst.Forms{
		// EVEX.128.66.0F38.W0 62 /r VPEXPANDB xmm1{k1}{z}, m128	A	V/V	AVX512_VBMI2 AVX512VL
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "m128" + bcst, Action: inst.R},
				{Type: "xmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		// EVEX.128.66.0F38.W0 62 /r VPEXPANDB xmm1{k1}{z}, xmm2	B	V/V	AVX512_VBMI2 AVX512VL
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "xmm", Action: inst.R},
				{Type: "xmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		// EVEX.256.66.0F38.W0 62 /r VPEXPANDB ymm1{k1}{z}, m256	A	V/V	AVX512_VBMI2 AVX512VL
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "m256" + bcst, Action: inst.R},
				{Type: "ymm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		// EVEX.256.66.0F38.W0 62 /r VPEXPANDB ymm1{k1}{z}, ymm2	B	V/V	AVX512_VBMI2 AVX512VL
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "ymm", Action: inst.R},
				{Type: "ymm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		// EVEX.512.66.0F38.W0 62 /r VPEXPANDB zmm1{k1}{z}, m512	A	V/V	AVX512_VBMI2
		{
			ISA: []string{isa},
			Operands: []inst.Operand{
				{Type: "m512" + bcst, Action: inst.R},
				{Type: "zmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		// EVEX.512.66.0F38.W0 62 /r VPEXPANDB zmm1{k1}{z}, zmm2	B	V/V	AVX512_VBMI2
		{
			ISA: []string{isa},
			Operands: []inst.Operand{
				{Type: "zmm", Action: inst.R},
				{Type: "zmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
	}
}

// _yvblendmpd family of forms shared by various instruction sets, for example
// the VBMI2 VPSH{L,R}DV{W,D,Q} instructions and VNNI.
//
// Reference: https://github.com/golang/go/blob/go1.19.3/src/cmd/internal/obj/x86/avx_optabs.go#L148-L155
//
//	var _yvblendmpd = []ytab{
//		{zcase: Zevex_rm_v_r, zoffset: 0, args: argList{YxmEvex, YxrEvex, YxrEvex}},
//		{zcase: Zevex_rm_v_k_r, zoffset: 3, args: argList{YxmEvex, YxrEvex, Yknot0, YxrEvex}},
//		{zcase: Zevex_rm_v_r, zoffset: 0, args: argList{YymEvex, YyrEvex, YyrEvex}},
//		{zcase: Zevex_rm_v_k_r, zoffset: 3, args: argList{YymEvex, YyrEvex, Yknot0, YyrEvex}},
//		{zcase: Zevex_rm_v_r, zoffset: 0, args: argList{Yzm, Yzr, Yzr}},
//		{zcase: Zevex_rm_v_k_r, zoffset: 3, args: argList{Yzm, Yzr, Yknot0, Yzr}},
//	}
func _yvblendmpd(isa, bcst string) inst.Forms {
	return inst.Forms{
		// EVEX.128.66.0F38.W1 70 /r VPSHLDVW xmm1{k1}{z}, xmm2, xmm3/m128	A	V/V	AVX512_VBMI2 AVX512VL
		// EVEX.128.66.0F38.W0 71 /r VPSHLDVD xmm1{k1}{z}, xmm2, xmm3/m128/m32bcst	B	V/V	AVX512_VBMI2 AVX512VL
		// EVEX.128.66.0F38.W1 71 /r VPSHLDVQ xmm1{k1}{z}, xmm2, xmm3/m128/m64bcst	B	V/V	AVX512_VBMI2 AVX512VL
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "xmm", Action: inst.R},
				{Type: "xmm", Action: inst.R},
				{Type: "xmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "m128" + bcst, Action: inst.R},
				{Type: "xmm", Action: inst.R},
				{Type: "xmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		// EVEX.256.66.0F38.W1 70 /r VPSHLDVW ymm1{k1}{z}, ymm2, ymm3/m256	A	V/V	AVX512_VBMI2 AVX512VL
		// EVEX.256.66.0F38.W0 71 /r VPSHLDVD ymm1{k1}{z}, ymm2, ymm3/m256/m32bcst	B	V/V	AVX512_VBMI2 AVX512VL
		// EVEX.256.66.0F38.W1 71 /r VPSHLDVQ ymm1{k1}{z}, ymm2, ymm3/m256/m64bcst	B	V/V	AVX512_VBMI2 AVX512VL
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "ymm", Action: inst.R},
				{Type: "ymm", Action: inst.R},
				{Type: "ymm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		{
			ISA: []string{isa, "AVX512VL"},
			Operands: []inst.Operand{
				{Type: "m256" + bcst, Action: inst.R},
				{Type: "ymm", Action: inst.R},
				{Type: "ymm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		// EVEX.512.66.0F38.W1 70 /r VPSHLDVW zmm1{k1}{z}, zmm2, zmm3/m512	A	V/V	AVX512_VBMI2
		// EVEX.512.66.0F38.W0 71 /r VPSHLDVD zmm1{k1}{z}, zmm2, zmm3/m512/m32bcst	B	V/V	AVX512_VBMI2
		// EVEX.512.66.0F38.W1 71 /r VPSHLDVQ zmm1{k1}{z}, zmm2, zmm3/m512/m64bcst	B	V/V	AVX512_VBMI2
		{
			ISA: []string{isa},
			Operands: []inst.Operand{
				{Type: "zmm", Action: inst.R},
				{Type: "zmm", Action: inst.R},
				{Type: "zmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
		{
			ISA: []string{isa},
			Operands: []inst.Operand{
				{Type: "m512" + bcst, Action: inst.R},
				{Type: "zmm", Action: inst.R},
				{Type: "zmm{k}{z}", Action: inst.W},
			},
			EncodingType: inst.EncodingTypeEVEX,
		},
	}
}