| // Copyright 2018 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. |
| |
| #include "textflag.h" |
| |
| TEXT runtime·wasmMove(SB), NOSPLIT, $0-0 |
| loop: |
| Loop |
| // *dst = *src |
| Get R0 |
| Get R1 |
| I64Load $0 |
| I64Store $0 |
| |
| // n-- |
| Get R2 |
| I32Const $1 |
| I32Sub |
| Set R2 |
| |
| // n == 0 |
| Get R2 |
| I32Eqz |
| If |
| Return |
| End |
| |
| // dst += 8 |
| Get R0 |
| I32Const $8 |
| I32Add |
| Set R0 |
| |
| // src += 8 |
| Get R1 |
| I32Const $8 |
| I32Add |
| Set R1 |
| |
| Br loop |
| End |
| UNDEF |
| |
| TEXT runtime·wasmZero(SB), NOSPLIT, $0-0 |
| loop: |
| Loop |
| // *dst = 0 |
| Get R0 |
| I64Const $0 |
| I64Store $0 |
| |
| // n-- |
| Get R1 |
| I32Const $1 |
| I32Sub |
| Set R1 |
| |
| // n == 0 |
| Get R1 |
| I32Eqz |
| If |
| Return |
| End |
| |
| // dst += 8 |
| Get R0 |
| I32Const $8 |
| I32Add |
| Set R0 |
| |
| Br loop |
| End |
| UNDEF |
| |
| TEXT runtime·wasmDiv(SB), NOSPLIT, $0-0 |
| Get R0 |
| I64Const $-0x8000000000000000 |
| I64Eq |
| If |
| Get R1 |
| I64Const $-1 |
| I64Eq |
| If |
| I64Const $-0x8000000000000000 |
| Return |
| End |
| End |
| Get R0 |
| Get R1 |
| I64DivS |
| Return |
| |
| TEXT runtime·wasmTruncS(SB), NOSPLIT, $0-0 |
| Get R0 |
| Get R0 |
| F64Ne // NaN |
| If |
| I64Const $0x8000000000000000 |
| Return |
| End |
| |
| Get R0 |
| F64Const $9223372036854775807. |
| F64Gt |
| If |
| I64Const $0x8000000000000000 |
| Return |
| End |
| |
| Get R0 |
| F64Const $-9223372036854775808. |
| F64Lt |
| If |
| I64Const $0x8000000000000000 |
| Return |
| End |
| |
| Get R0 |
| I64TruncF64S |
| Return |
| |
| TEXT runtime·wasmTruncU(SB), NOSPLIT, $0-0 |
| Get R0 |
| Get R0 |
| F64Ne // NaN |
| If |
| I64Const $0x8000000000000000 |
| Return |
| End |
| |
| Get R0 |
| F64Const $18446744073709551615. |
| F64Gt |
| If |
| I64Const $0x8000000000000000 |
| Return |
| End |
| |
| Get R0 |
| F64Const $0. |
| F64Lt |
| If |
| I64Const $0x8000000000000000 |
| Return |
| End |
| |
| Get R0 |
| I64TruncF64U |
| Return |
| |
| TEXT runtime·exitThread(SB), NOSPLIT, $0-0 |
| UNDEF |
| |
| TEXT runtime·osyield(SB), NOSPLIT, $0-0 |
| UNDEF |
| |
| TEXT runtime·usleep(SB), NOSPLIT, $0-0 |
| RET // TODO(neelance): implement usleep |
| |
| TEXT runtime·currentMemory(SB), NOSPLIT, $0 |
| Get SP |
| CurrentMemory |
| I32Store ret+0(FP) |
| RET |
| |
| TEXT runtime·growMemory(SB), NOSPLIT, $0 |
| Get SP |
| I32Load pages+0(FP) |
| GrowMemory |
| I32Store ret+8(FP) |
| RET |
| |
| TEXT ·wasmExit(SB), NOSPLIT, $0 |
| CallImport |
| RET |
| |
| TEXT ·wasmWrite(SB), NOSPLIT, $0 |
| CallImport |
| RET |
| |
| TEXT ·nanotime(SB), NOSPLIT, $0 |
| CallImport |
| RET |
| |
| TEXT ·walltime(SB), NOSPLIT, $0 |
| CallImport |
| RET |
| |
| TEXT ·scheduleTimeoutEvent(SB), NOSPLIT, $0 |
| CallImport |
| RET |
| |
| TEXT ·clearTimeoutEvent(SB), NOSPLIT, $0 |
| CallImport |
| RET |
| |
| TEXT ·getRandomData(SB), NOSPLIT, $0 |
| CallImport |
| RET |
