diff options
Diffstat (limited to 'src/internal/abi/stack.go')
| -rw-r--r-- | src/internal/abi/stack.go | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/src/internal/abi/stack.go b/src/internal/abi/stack.go deleted file mode 100644 index 9efd21b167..0000000000 --- a/src/internal/abi/stack.go +++ /dev/null @@ -1,25 +0,0 @@ -// Copyright 2023 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 abi - -const ( - // We have three different sequences for stack bounds checks, depending on - // whether the stack frame of a function is small, big, or huge. - - // After a stack split check the SP is allowed to be StackSmall bytes below - // the stack guard. - // - // Functions that need frames <= StackSmall can perform the stack check - // using a single comparison directly between the stack guard and the SP - // because we ensure that StackSmall bytes of stack space are available - // beyond the stack guard. - StackSmall = 128 - - // Functions that need frames <= StackBig can assume that neither - // SP-framesize nor stackGuard-StackSmall will underflow, and thus use a - // more efficient check. In order to ensure this, StackBig must be <= the - // size of the unmapped space at zero. - StackBig = 4096 -) |