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📁 ..
📄 README(5.21 KB)
📄 addrcalc.go(324 B)
📄 alloc.go(902 B)
📄 arithmetic.go(14.63 KB)
📄 bitfield.go(9.64 KB)
📄 bits.go(5.95 KB)
📄 bmi.go(2.19 KB)
📄 bool.go(705 B)
📄 clobberdead.go(1.31 KB)
📄 clobberdeadreg.go(1.29 KB)
📄 compare_and_branch.go(3.79 KB)
📄 comparisons.go(11.79 KB)
📄 condmove.go(5.3 KB)
📄 copy.go(3.36 KB)
📄 floats.go(3.21 KB)
📄 fuse.go(4.79 KB)
📄 issue22703.go(5.43 KB)
📄 issue25378.go(445 B)
📄 issue31618.go(504 B)
📄 issue33580.go(459 B)
📄 issue38554.go(355 B)
📄 issue42610.go(673 B)
📄 issue48054.go(464 B)
📄 issue52635.go(655 B)
📄 logic.go(815 B)
📄 mapaccess.go(9.21 KB)
📄 maps.go(3.1 KB)
📄 math.go(6.12 KB)
📄 mathbits.go(18.06 KB)
📄 memcombine.go(24 KB)
📄 memops.go(11.65 KB)
📄 noextend.go(4.8 KB)
📄 race.go(651 B)
📄 regabi_regalloc.go(494 B)
📄 retpoline.go(224 B)
📄 rotate.go(5.43 KB)
📄 select.go(373 B)
📄 shift.go(9.15 KB)
📄 shortcircuit.go(368 B)
📄 slices.go(8.09 KB)
📄 smallintiface.go(500 B)
📄 spectre.go(722 B)
📄 stack.go(2.96 KB)
📄 strings.go(2.08 KB)
📄 structs.go(887 B)
📄 switch.go(1.13 KB)
📄 zerosize.go(650 B)

Editing: bmi.go

// asmcheck

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package codegen

func andn64(x, y int64) int64 {
	// amd64/v3:"ANDNQ"
	return x &^ y
}

func andn32(x, y int32) int32 {
	// amd64/v3:"ANDNL"
	return x &^ y
}

func blsi64(x int64) int64 {
	// amd64/v3:"BLSIQ"
	return x & -x
}

func blsi32(x int32) int32 {
	// amd64/v3:"BLSIL"
	return x & -x
}

func blsmsk64(x int64) int64 {
	// amd64/v3:"BLSMSKQ"
	return x ^ (x - 1)
}

func blsmsk32(x int32) int32 {
	// amd64/v3:"BLSMSKL"
	return x ^ (x - 1)
}

func blsr64(x int64) int64 {
	// amd64/v3:"BLSRQ"
	return x & (x - 1)
}

func blsr32(x int32) int32 {
	// amd64/v3:"BLSRL"
	return x & (x - 1)
}

func sarx64(x, y int64) int64 {
	// amd64/v3:"SARXQ"
	return x >> y
}

func sarx32(x, y int32) int32 {
	// amd64/v3:"SARXL"
	return x >> y
}

func sarx64_load(x []int64, i int) int64 {
	// amd64/v3: `SARXQ\t[A-Z]+[0-9]*, \([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*8\), [A-Z]+[0-9]*`
	s := x[i] >> (i & 63)
	// amd64/v3: `SARXQ\t[A-Z]+[0-9]*, 8\([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*8\), [A-Z]+[0-9]*`
	s = x[i+1] >> (s & 63)
	return s
}

func sarx32_load(x []int32, i int) int32 {
	// amd64/v3: `SARXL\t[A-Z]+[0-9]*, \([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*4\), [A-Z]+[0-9]*`
	s := x[i] >> (i & 63)
	// amd64/v3: `SARXL\t[A-Z]+[0-9]*, 4\([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*4\), [A-Z]+[0-9]*`
	s = x[i+1] >> (s & 63)
	return s
}

func shlrx64(x, y uint64) uint64 {
	// amd64/v3:"SHRXQ"
	s := x >> y
	// amd64/v3:"SHLXQ"
	s = s << y
	return s
}

func shlrx32(x, y uint32) uint32 {
	// amd64/v3:"SHRXL"
	s := x >> y
	// amd64/v3:"SHLXL"
	s = s << y
	return s
}

func shlrx64_load(x []uint64, i int, s uint64) uint64 {
	// amd64/v3: `SHRXQ\t[A-Z]+[0-9]*, \([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*8\), [A-Z]+[0-9]*`
	s = x[i] >> i
	// amd64/v3: `SHLXQ\t[A-Z]+[0-9]*, 8\([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*8\), [A-Z]+[0-9]*`
	s = x[i+1] << s
	return s
}

func shlrx32_load(x []uint32, i int, s uint32) uint32 {
	// amd64/v3: `SHRXL\t[A-Z]+[0-9]*, \([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*4\), [A-Z]+[0-9]*`
	s = x[i] >> i
	// amd64/v3: `SHLXL\t[A-Z]+[0-9]*, 4\([A-Z]+[0-9]*\)\([A-Z]+[0-9]*\*4\), [A-Z]+[0-9]*`
	s = x[i+1] << s
	return s
}

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Editing: bmi.go

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