diff options
Diffstat (limited to 'vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.s')
-rw-r--r-- | vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.s | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.s b/vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.s deleted file mode 100644 index bcde39869..000000000 --- a/vendor/github.com/klauspost/compress/zstd/fse_decoder_amd64.s +++ /dev/null @@ -1,126 +0,0 @@ -// Code generated by command: go run gen_fse.go -out ../fse_decoder_amd64.s -pkg=zstd. DO NOT EDIT. - -//go:build !appengine && !noasm && gc && !noasm - -// func buildDtable_asm(s *fseDecoder, ctx *buildDtableAsmContext) int -TEXT ·buildDtable_asm(SB), $0-24 - MOVQ ctx+8(FP), CX - MOVQ s+0(FP), DI - - // Load values - MOVBQZX 4098(DI), DX - XORQ AX, AX - BTSQ DX, AX - MOVQ (CX), BX - MOVQ 16(CX), SI - LEAQ -1(AX), R8 - MOVQ 8(CX), CX - MOVWQZX 4096(DI), DI - - // End load values - // Init, lay down lowprob symbols - XORQ R9, R9 - JMP init_main_loop_condition - -init_main_loop: - MOVWQSX (CX)(R9*2), R10 - CMPW R10, $-1 - JNE do_not_update_high_threshold - MOVB R9, 1(SI)(R8*8) - DECQ R8 - MOVQ $0x0000000000000001, R10 - -do_not_update_high_threshold: - MOVW R10, (BX)(R9*2) - INCQ R9 - -init_main_loop_condition: - CMPQ R9, DI - JL init_main_loop - - // Spread symbols - // Calculate table step - MOVQ AX, R9 - SHRQ $0x01, R9 - MOVQ AX, R10 - SHRQ $0x03, R10 - LEAQ 3(R9)(R10*1), R9 - - // Fill add bits values - LEAQ -1(AX), R10 - XORQ R11, R11 - XORQ R12, R12 - JMP spread_main_loop_condition - -spread_main_loop: - XORQ R13, R13 - MOVWQSX (CX)(R12*2), R14 - JMP spread_inner_loop_condition - -spread_inner_loop: - MOVB R12, 1(SI)(R11*8) - -adjust_position: - ADDQ R9, R11 - ANDQ R10, R11 - CMPQ R11, R8 - JG adjust_position - INCQ R13 - -spread_inner_loop_condition: - CMPQ R13, R14 - JL spread_inner_loop - INCQ R12 - -spread_main_loop_condition: - CMPQ R12, DI - JL spread_main_loop - TESTQ R11, R11 - JZ spread_check_ok - MOVQ ctx+8(FP), AX - MOVQ R11, 24(AX) - MOVQ $+1, ret+16(FP) - RET - -spread_check_ok: - // Build Decoding table - XORQ DI, DI - -build_table_main_table: - MOVBQZX 1(SI)(DI*8), CX - MOVWQZX (BX)(CX*2), R8 - LEAQ 1(R8), R9 - MOVW R9, (BX)(CX*2) - MOVQ R8, R9 - BSRQ R9, R9 - MOVQ DX, CX - SUBQ R9, CX - SHLQ CL, R8 - SUBQ AX, R8 - MOVB CL, (SI)(DI*8) - MOVW R8, 2(SI)(DI*8) - CMPQ R8, AX - JLE build_table_check1_ok - MOVQ ctx+8(FP), CX - MOVQ R8, 24(CX) - MOVQ AX, 32(CX) - MOVQ $+2, ret+16(FP) - RET - -build_table_check1_ok: - TESTB CL, CL - JNZ build_table_check2_ok - CMPW R8, DI - JNE build_table_check2_ok - MOVQ ctx+8(FP), AX - MOVQ R8, 24(AX) - MOVQ DI, 32(AX) - MOVQ $+3, ret+16(FP) - RET - -build_table_check2_ok: - INCQ DI - CMPQ DI, AX - JL build_table_main_table - MOVQ $+0, ret+16(FP) - RET |