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// 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.
package wasm
import "cmd/internal/obj"
//go:generate go run ../stringer.go -i $GOFILE -o anames.go -p wasm
const (
/* mark flags */
DONE = 1 << iota
PRESERVEFLAGS // not allowed to clobber flags
)
/*
* wasm
*/
const (
ACallImport = obj.ABaseWasm + obj.A_ARCHSPECIFIC + iota
AGet
ASet
ATee
ANot // alias for I32Eqz
// The following are low-level WebAssembly instructions.
// Their order matters, since it matches the opcode encoding.
// Gaps in the encoding are indicated by comments.
AUnreachable // opcode 0x00
ANop
ABlock
ALoop
AIf
AElse
AEnd // opcode 0x0B
ABr
ABrIf
ABrTable
// ACall and AReturn are WebAssembly instructions. obj.ACALL and obj.ARET are higher level instructions
// with Go semantics, e.g. they manipulate the Go stack on the linear memory.
AReturn
ACall
ACallIndirect
ADrop // opcode 0x1A
ASelect
ALocalGet // opcode 0x20
ALocalSet
ALocalTee
AGlobalGet
AGlobalSet
AI32Load // opcode 0x28
AI64Load
AF32Load
AF64Load
AI32Load8S
AI32Load8U
AI32Load16S
AI32Load16U
AI64Load8S
AI64Load8U
AI64Load16S
AI64Load16U
AI64Load32S
AI64Load32U
AI32Store
AI64Store
AF32Store
AF64Store
AI32Store8
AI32Store16
AI64Store8
AI64Store16
AI64Store32
ACurrentMemory
AGrowMemory
AI32Const
AI64Const
AF32Const
AF64Const
AI32Eqz
AI32Eq
AI32Ne
AI32LtS
AI32LtU
AI32GtS
AI32GtU
AI32LeS
AI32LeU
AI32GeS
AI32GeU
AI64Eqz
AI64Eq
AI64Ne
AI64LtS
AI64LtU
AI64GtS
AI64GtU
AI64LeS
AI64LeU
AI64GeS
AI64GeU
AF32Eq
AF32Ne
AF32Lt
AF32Gt
AF32Le
AF32Ge
AF64Eq
AF64Ne
AF64Lt
AF64Gt
AF64Le
AF64Ge
AI32Clz
AI32Ctz
AI32Popcnt
AI32Add
AI32Sub
AI32Mul
AI32DivS
AI32DivU
AI32RemS
AI32RemU
AI32And
AI32Or
AI32Xor
AI32Shl
AI32ShrS
AI32ShrU
AI32Rotl
AI32Rotr
AI64Clz
AI64Ctz
AI64Popcnt
AI64Add
AI64Sub
AI64Mul
AI64DivS
AI64DivU
AI64RemS
AI64RemU
AI64And
AI64Or
AI64Xor
AI64Shl
AI64ShrS
AI64ShrU
AI64Rotl
AI64Rotr
AF32Abs
AF32Neg
AF32Ceil
AF32Floor
AF32Trunc
AF32Nearest
AF32Sqrt
AF32Add
AF32Sub
AF32Mul
AF32Div
AF32Min
AF32Max
AF32Copysign
AF64Abs
AF64Neg
AF64Ceil
AF64Floor
AF64Trunc
AF64Nearest
AF64Sqrt
AF64Add
AF64Sub
AF64Mul
AF64Div
AF64Min
AF64Max
AF64Copysign
AI32WrapI64
AI32TruncF32S
AI32TruncF32U
AI32TruncF64S
AI32TruncF64U
AI64ExtendI32S
AI64ExtendI32U
AI64TruncF32S
AI64TruncF32U
AI64TruncF64S
AI64TruncF64U
AF32ConvertI32S
AF32ConvertI32U
AF32ConvertI64S
AF32ConvertI64U
AF32DemoteF64
AF64ConvertI32S
AF64ConvertI32U
AF64ConvertI64S
AF64ConvertI64U
AF64PromoteF32
AI32ReinterpretF32
AI64ReinterpretF64
AF32ReinterpretI32
AF64ReinterpretI64
AI32Extend8S
AI32Extend16S
AI64Extend8S
AI64Extend16S
AI64Extend32S
AI32TruncSatF32S // opcode 0xFC 0x00
AI32TruncSatF32U
AI32TruncSatF64S
AI32TruncSatF64U
AI64TruncSatF32S
AI64TruncSatF32U
AI64TruncSatF64S
AI64TruncSatF64U
ALast // Sentinel: End of low-level WebAssembly instructions.
ARESUMEPOINT
// ACALLNORESUME is a call which is not followed by a resume point.
// It is allowed inside of WebAssembly blocks, whereas obj.ACALL is not.
// However, it is not allowed to switch goroutines while inside of an ACALLNORESUME call.
ACALLNORESUME
ARETUNWIND
AMOVB
AMOVH
AMOVW
AMOVD
AWORD
ALAST
)
const (
REG_NONE = 0
)
const (
// globals
REG_SP = obj.RBaseWasm + iota // SP is currently 32-bit, until 64-bit memory operations are available
REG_CTXT
REG_g
// RET* are used by runtime.return0 and runtime.reflectcall. These functions pass return values in registers.
REG_RET0
REG_RET1
REG_RET2
REG_RET3
REG_PAUSE
// i32 locals
REG_R0
REG_R1
REG_R2
REG_R3
REG_R4
REG_R5
REG_R6
REG_R7
REG_R8
REG_R9
REG_R10
REG_R11
REG_R12
REG_R13
REG_R14
REG_R15
// f32 locals
REG_F0
REG_F1
REG_F2
REG_F3
REG_F4
REG_F5
REG_F6
REG_F7
REG_F8
REG_F9
REG_F10
REG_F11
REG_F12
REG_F13
REG_F14
REG_F15
// f64 locals
REG_F16
REG_F17
REG_F18
REG_F19
REG_F20
REG_F21
REG_F22
REG_F23
REG_F24
REG_F25
REG_F26
REG_F27
REG_F28
REG_F29
REG_F30
REG_F31
REG_PC_B // also first parameter, i32
MAXREG
MINREG = REG_SP
REGSP = REG_SP
REGCTXT = REG_CTXT
REGG = REG_g
)
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