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Diffstat (limited to 'src/cmd/internal/obj/wasm/a.out.go')
| -rw-r--r-- | src/cmd/internal/obj/wasm/a.out.go | 331 |
1 files changed, 331 insertions, 0 deletions
diff --git a/src/cmd/internal/obj/wasm/a.out.go b/src/cmd/internal/obj/wasm/a.out.go new file mode 100644 index 0000000..72ecaa9 --- /dev/null +++ b/src/cmd/internal/obj/wasm/a.out.go @@ -0,0 +1,331 @@ +// 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 +) |