popcntw - Code Search

test/codegen/mathbits.go

	// amd64:"POPCNTL"
	// arm64:"VCNT","VUADDLV"
	// s390x:"POPCNT"
	// ppc64x:"POPCNTW"
	// wasm:"I64Popcnt"
	return bits.OnesCount32(n)
}

func OnesCount16(n uint16) int {
	// amd64/v2:-".*x86HasPOPCNT" amd64/v3:-".*x86HasPOPCNT"
	// amd64:"POPCNTL"
	// arm64:"VCNT","VUADDLV"
	// s390x:"POPCNT"
	// ppc64x:"POPCNTW"
	// wasm:"I64Popcnt"
	return bits.OnesCount16(n)

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Thu May 23 18:51:17 UTC 2024

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github.com/golang/go

src/cmd/internal/obj/x86/anames.go

	"VPMOVZXWD",
	"VPMOVZXWQ",
	"VPMULDQ",
	"VPMULHRSW",
	"VPMULHUW",
	"VPMULHW",
	"VPMULLD",
	"VPMULLQ",
	"VPMULLW",
	"VPMULTISHIFTQB",
	"VPMULUDQ",
	"VPOPCNTB",
	"VPOPCNTD",
	"VPOPCNTQ",
	"VPOPCNTW",
	"VPOR",
	"VPORD",
	"VPORQ",
	"VPROLD",
	"VPROLQ",
	"VPROLVD",
	"VPROLVQ",
	"VPRORD",
	"VPRORQ",
	"VPRORVD",
	"VPRORVQ",
	"VPSADBW",

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Tue Apr 11 18:32:50 UTC 2023

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github.com/golang/go

src/cmd/compile/internal/ssa/_gen/PPC64Ops.go

		{name: "POPCNTD", argLength: 1, reg: gp11, asm: "POPCNTD"}, // number of set bits in arg0
		{name: "POPCNTW", argLength: 1, reg: gp11, asm: "POPCNTW"}, // number of set bits in each word of arg0 placed in corresponding word
		{name: "POPCNTB", argLength: 1, reg: gp11, asm: "POPCNTB"}, // number of set bits in each byte of arg0 placed in corresponding byte

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Wed May 22 19:59:38 UTC 2024

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github.com/golang/go

src/cmd/compile/internal/amd64/versions_test.go

	"pclmulqdq", "popcnt", "rdtscp", "sse3", "sse41", "sse42", "ssse3",
)

var featureToOpcodes = map[string][]string{
	// Note: we include *q, *l, and plain opcodes here.
	// go tool objdump doesn't include a [QL] on popcnt instructions, until CL 351889
	// native objdump doesn't include [QL] on linux.
	"popcnt": {"popcntq", "popcntl", "popcnt"},
	"bmi1": {
		"andnq", "andnl", "andn",

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Tue Nov 15 20:19:15 UTC 2022

- 10.9K bytes

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github.com/golang/go

src/cmd/internal/obj/ppc64/a.out.go

	ASRDCC
	AEXTSWSLI
	AEXTSWSLICC
	ASTDCCC
	ATD
	ASETB

	/* 64-bit pseudo operation */
	ADWORD
	AREMD
	AREMDU

	/* more 64-bit operations */
	AHRFID
	APOPCNTD
	APOPCNTW
	APOPCNTB
	ACNTTZW
	ACNTTZWCC
	ACNTTZD
	ACNTTZDCC
	ACOPY
	APASTECC
	ADARN
	AMADDHD
	AMADDHDU
	AMADDLD

	/* Vector */
	ALVEBX
	ALVEHX
	ALVEWX
	ALVX
	ALVXL

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Mon Apr 01 18:50:29 UTC 2024

- 16K bytes

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github.com/golang/go

src/cmd/internal/obj/x86/aenum.go

	APMOVZXBD
	APMOVZXBQ
	APMOVZXBW
	APMOVZXDQ
	APMOVZXWD
	APMOVZXWQ
	APMULDQ
	APMULHRSW
	APMULHUW
	APMULHW
	APMULLD
	APMULLW
	APMULULQ
	APOPAL
	APOPAW
	APOPCNTL
	APOPCNTQ
	APOPCNTW
	APOPFL
	APOPFQ
	APOPFW
	APOPL
	APOPQ
	APOPW
	APOR
	APREFETCHNTA
	APREFETCHT0
	APREFETCHT1
	APREFETCHT2
	APSADBW
	APSHUFB
	APSHUFD
	APSHUFHW
	APSHUFL

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Tue Apr 11 18:32:50 UTC 2023

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github.com/golang/go

src/vendor/golang.org/x/sys/cpu/cpu.go

	HasOSXSAVE          bool // OS supports XSAVE/XRESTOR for saving/restoring XMM registers.
	HasPCLMULQDQ        bool // PCLMULQDQ instruction - most often used for AES-GCM
	HasPOPCNT           bool // Hamming weight instruction POPCNT.
	HasRDRAND           bool // RDRAND instruction (on-chip random number generator)
	HasRDSEED           bool // RDSEED instruction (on-chip random number generator)

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Wed May 08 16:12:58 UTC 2024

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github.com/golang/go

src/cmd/internal/obj/s390x/a.out.go

	AMOVDBR

	// conditional moves
	AMOVDEQ
	AMOVDGE
	AMOVDGT
	AMOVDLE
	AMOVDLT
	AMOVDNE
	ALOCR
	ALOCGR

	// find leftmost one
	AFLOGR

	// population count
	APOPCNT

	// integer bitwise
	AAND
	AANDW
	AOR
	AORW
	AXOR
	AXORW
	ASLW
	ASLD
	ASRW
	ASRAW
	ASRD
	ASRAD
	ARLL
	ARLLG
	ARNSBG
	ARXSBG
	AROSBG
	ARNSBGT

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Tue Sep 05 16:41:03 UTC 2023

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github.com/golang/go

src/cmd/compile/internal/ssa/_gen/WasmOps.go

		{name: "I64Rotl", asm: "I64Rotl", argLength: 2, reg: gp21, typ: "Int64"},     // rotl(arg0, arg1)
		{name: "I64Popcnt", asm: "I64Popcnt", argLength: 1, reg: gp11, typ: "Int64"}, // popcnt(arg0)
	}

	archs = append(archs, arch{
		name:            "Wasm",
		pkg:             "cmd/internal/obj/wasm",
		genfile:         "../../wasm/ssa.go",
		ops:             WasmOps,
		blocks:          nil,

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Fri Feb 24 00:21:13 UTC 2023

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github.com/golang/go

src/cmd/asm/internal/asm/testdata/s390x.s

	NEG	R1                    // b9030011
	NEG	R1, R2                // b9030021
	NEGW	R1                    // b9130011
	NEGW	R1, R2                // b9130021
	FLOGR	R2, R2                // b9830022
	POPCNT	R3, R4                // b9e10043

	AND	R1, R2                // b9800021
	AND	R1, R2, R3            // b9e42031
	AND	$-2, R1               // a517fffe
	AND	$-65536, R1           // c01bffff0000

Registered: Wed Jun 12 16:32:35 UTC 2024

- Last Modified: Wed Nov 22 03:55:32 UTC 2023

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