| // 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 runtime |
| |
| import "unsafe" |
| |
| // Called from compiled code; declared for vet; do NOT call from Go. |
| func gcWriteBarrierCX() |
| func gcWriteBarrierDX() |
| func gcWriteBarrierBX() |
| func gcWriteBarrierBP() |
| func gcWriteBarrierSI() |
| func gcWriteBarrierR8() |
| func gcWriteBarrierR9() |
| |
| // stackcheck checks that SP is in range [g->stack.lo, g->stack.hi). |
| func stackcheck() |
| |
| // Called from assembly only; declared for go vet. |
| func settls() // argument in DI |
| |
| // Retpolines, used by -spectre=ret flag in cmd/asm, cmd/compile. |
| func retpolineAX() |
| func retpolineCX() |
| func retpolineDX() |
| func retpolineBX() |
| func retpolineBP() |
| func retpolineSI() |
| func retpolineDI() |
| func retpolineR8() |
| func retpolineR9() |
| func retpolineR10() |
| func retpolineR11() |
| func retpolineR12() |
| func retpolineR13() |
| func retpolineR14() |
| func retpolineR15() |
| |
| //go:noescape |
| func asmcgocall_no_g(fn, arg unsafe.Pointer) |
| |
| //go:systemstack |
| func asmcgocall_landingpad() |
| |
| // Used by reflectcall and the reflect package. |
| // |
| // Spills/loads arguments in registers to/from an internal/abi.RegArgs |
| // respectively. Does not follow the Go ABI. |
| func spillArgs() |
| func unspillArgs() |
| |
| // getfp returns the frame pointer register of its caller or 0 if not implemented. |
| // TODO: Make this a compiler intrinsic |
| func getfp() uintptr |
