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| author | Dmitry Vyukov <dvyukov@google.com> | 2019-05-16 18:05:05 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2019-05-16 18:05:05 +0200 |
| commit | 76fc461b55cfe334e8d4be121f61fa25d079f8ba (patch) | |
| tree | 88cc3472e7352c2cd74f3234acb4bd2083ff61d4 /docs | |
| parent | f59a9cb554a8dfcbe13c8a0775542ee7a0d8a353 (diff) | |
pkg/compiler: add offsetof type
Similar to C offsetof gives offset of a field
from the beginning of the parent struct.
We have several TODOs in descriptions asking for this.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/syscall_descriptions_syntax.md | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/docs/syscall_descriptions_syntax.md b/docs/syscall_descriptions_syntax.md index 25b0e0e65..cb5249ab1 100644 --- a/docs/syscall_descriptions_syntax.md +++ b/docs/syscall_descriptions_syntax.md @@ -50,6 +50,8 @@ rest of the type-options are type-specific: argname of the object "bitsize": similar to "len", but always denotes the size in bits, type-options: argname of the object +"offsetof": offset of the field from the beginning of the parent struct, type-options: + field "vma"/"vma64": a pointer to a set of pages (used as input for mmap/munmap/mremap/madvise), type-options: optional number of pages (e.g. vma[7]), or a range of pages (e.g. vma[2-4]) vma64 has size of 8 bytes regardless of target pointer size |