diff options
Diffstat (limited to 'vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.go')
-rw-r--r-- | vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.go | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.go b/vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.go deleted file mode 100644 index d04a829b0..000000000 --- a/vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.go +++ /dev/null @@ -1,65 +0,0 @@ -//go:build amd64 && !appengine && !noasm && gc -// +build amd64,!appengine,!noasm,gc - -package zstd - -import ( - "fmt" -) - -type buildDtableAsmContext struct { - // inputs - stateTable *uint16 - norm *int16 - dt *uint64 - - // outputs --- set by the procedure in the case of error; - // for interpretation please see the error handling part below - errParam1 uint64 - errParam2 uint64 -} - -// buildDtable_asm is an x86 assembly implementation of fseDecoder.buildDtable. -// Function returns non-zero exit code on error. -// -//go:noescape -func buildDtable_asm(s *fseDecoder, ctx *buildDtableAsmContext) int - -// please keep in sync with _generate/gen_fse.go -const ( - errorCorruptedNormalizedCounter = 1 - errorNewStateTooBig = 2 - errorNewStateNoBits = 3 -) - -// buildDtable will build the decoding table. -func (s *fseDecoder) buildDtable() error { - ctx := buildDtableAsmContext{ - stateTable: &s.stateTable[0], - norm: &s.norm[0], - dt: (*uint64)(&s.dt[0]), - } - code := buildDtable_asm(s, &ctx) - - if code != 0 { - switch code { - case errorCorruptedNormalizedCounter: - position := ctx.errParam1 - return fmt.Errorf("corrupted input (position=%d, expected 0)", position) - - case errorNewStateTooBig: - newState := decSymbol(ctx.errParam1) - size := ctx.errParam2 - return fmt.Errorf("newState (%d) outside table size (%d)", newState, size) - - case errorNewStateNoBits: - newState := decSymbol(ctx.errParam1) - oldState := decSymbol(ctx.errParam2) - return fmt.Errorf("newState (%d) == oldState (%d) and no bits", newState, oldState) - - default: - return fmt.Errorf("buildDtable_asm returned unhandled nonzero code = %d", code) - } - } - return nil -} |