61 lines
1.7 KiB
Rust
61 lines
1.7 KiB
Rust
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/**
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* Unsafe debugging functions for inspecting values.
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*
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* Your RUST_LOG environment variable must contain "stdlib" for any debug
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* logging.
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*/
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// FIXME: handle 64-bit case.
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const const_refcount: uint = 0x7bad_face_u;
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native "rust" mod rustrt {
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fn debug_tydesc[T]();
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fn debug_opaque[T](x: &T);
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fn debug_box[T](x: @T);
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fn debug_tag[T](x: &T);
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fn debug_obj[T](x: &T, nmethods: uint, nbytes: uint);
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fn debug_fn[T](x: &T);
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fn debug_ptrcast[T, U](x: @T) -> @U;
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fn debug_trap(msg: str);
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}
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fn debug_vec[T](v: vec[T]) { vec::print_debug_info[T](v); }
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fn debug_tydesc[T]() { rustrt::debug_tydesc[T](); }
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fn debug_opaque[T](x: &T) { rustrt::debug_opaque[T](x); }
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fn debug_box[T](x: @T) { rustrt::debug_box[T](x); }
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fn debug_tag[T](x: &T) { rustrt::debug_tag[T](x); }
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/**
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* `nmethods` is the number of methods we expect the object to have. The
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* runtime will print this many words of the obj vtbl).
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*
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* `nbytes` is the number of bytes of body data we expect the object to have.
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* The runtime will print this many bytes of the obj body. You probably want
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* this to at least be 4u, since an implicit captured tydesc pointer sits in
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* the front of any obj's data tuple.x
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*/
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fn debug_obj[T](x: &T, nmethods: uint, nbytes: uint) {
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rustrt::debug_obj[T](x, nmethods, nbytes);
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}
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fn debug_fn[T](x: &T) { rustrt::debug_fn[T](x); }
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fn ptr_cast[T, U](x: @T) -> @U { ret rustrt::debug_ptrcast[T, U](x); }
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fn trap(s: str) { rustrt::debug_trap(s); }
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// Local Variables:
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// mode: rust;
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// fill-column: 78;
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// indent-tabs-mode: nil
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// c-basic-offset: 4
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// buffer-file-coding-system: utf-8-unix
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// compile-command: "make -k -C $RBUILD 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
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// End:
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