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Add not_index_byte and not_index_byte2 functions to simdstring package

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Fixes #9646
This commit is contained in:
copilot-swe-agent[bot]
2026-03-12 07:39:02 +00:00
committed by Kovid Goyal
parent d8af7e2c88
commit f4bf9cf1c9
5 changed files with 231 additions and 0 deletions
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20
tools/simdstring/intrinsics.go
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@@ -33,6 +33,18 @@ var IndexC0 func(data []byte) int = index_c0_scalar
// Return the index at which the first C0 byte is found or -1 when no such bytes are present.
var IndexC0String func(data string) int = index_c0_string_scalar
// Return the index of the first byte in data that is not equal to b. If all bytes equal b, -1 is returned.
var NotIndexByte func(data []byte, b byte) int = not_index_byte_scalar
// Return the index of the first byte in text that is not equal to b. If all bytes equal b, -1 is returned.
var NotIndexByteString func(text string, b byte) int = not_index_byte_string_scalar
// Return the index of the first byte in data that is neither a nor b. If all bytes are a or b, -1 is returned.
var NotIndexByte2 func(data []byte, a, b byte) int = not_index_byte2_scalar
// Return the index of the first byte in text that is neither a nor b. If all bytes are a or b, -1 is returned.
var NotIndexByte2String func(text string, a, b byte) int = not_index_byte2_string_scalar
func init() {
switch runtime.GOARCH {
case "amd64":
@@ -51,6 +63,10 @@ func init() {
IndexByte2String = index_byte2_string_asm_256
IndexC0 = index_c0_asm_256
IndexC0String = index_c0_string_asm_256
NotIndexByte = not_index_byte_asm_256
NotIndexByteString = not_index_byte_string_asm_256
NotIndexByte2 = not_index_byte2_asm_256
NotIndexByte2String = not_index_byte2_string_asm_256
VectorSize = 32
} else if Have128bit {
IndexByte = index_byte_asm_128
@@ -59,6 +75,10 @@ func init() {
IndexByte2String = index_byte2_string_asm_128
IndexC0 = index_c0_asm_128
IndexC0String = index_c0_string_asm_128
NotIndexByte = not_index_byte_asm_128
NotIndexByteString = not_index_byte_string_asm_128
NotIndexByte2 = not_index_byte2_asm_128
NotIndexByte2String = not_index_byte2_string_asm_128
VectorSize = 16
}
}