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Fix consistently wrong sphinx markup
I'd been using '' where I should have been using ``. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230407 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -59,8 +59,8 @@ When generating LLVM IR for your functions, you will need to:
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You will need to identify roots (i.e. references to heap objects your collector
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needs to know about) in your generated IR, so that LLVM can encode them into
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your final stack maps. Depending on the collector strategy chosen, this is
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accomplished by using either the ''@llvm.gcroot'' intrinsics or an
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''gc.statepoint'' relocation sequence.
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accomplished by using either the ``@llvm.gcroot`` intrinsics or an
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``gc.statepoint`` relocation sequence.
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Don't forget to create a root for each intermediate value that is generated when
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evaluating an expression. In ``h(f(), g())``, the result of ``f()`` could
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@ -482,12 +482,12 @@ data structure, but there are only 20 lines of meaningful code.)
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The 'Erlang' and 'Ocaml' GCs
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-----------------------------
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LLVM ships with two example collectors which leverage the ''gcroot''
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LLVM ships with two example collectors which leverage the ``gcroot``
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mechanisms. To our knowledge, these are not actually used by any language
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runtime, but they do provide a reasonable starting point for someone interested
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in writing an ''gcroot' compatible GC plugin. In particular, these are the
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in writing an ``gcroot`` compatible GC plugin. In particular, these are the
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only in tree examples of how to produce a custom binary stack map format using
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a ''gcroot'' strategy.
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a ``gcroot`` strategy.
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As there names imply, the binary format produced is intended to model that
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used by the Erlang and OCaml compilers respectively.
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@ -501,7 +501,7 @@ The Statepoint Example GC
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F.setGC("statepoint-example");
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This GC provides an example of how one might use the infrastructure provided
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by ''gc.statepoint''.
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by ``gc.statepoint``.
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Custom GC Strategies
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@ -226,7 +226,7 @@ illegal to mark a statepoint as being either 'readonly' or 'readnone'.
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Note that legal IR can not perform any memory operation on a 'gc
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pointer' argument of the statepoint in a location statically reachable
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from the statepoint. Instead, the explicitly relocated value (from a
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''gc.relocate'') must be used.
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``gc.relocate``) must be used.
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'llvm.experimental.gc.result' Intrinsic
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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@ -242,8 +242,8 @@ Syntax:
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Overview:
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"""""""""
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'''gc.result''' extracts the result of the original call instruction
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which was replaced by the '''gc.statepoint'''. The '''gc.result'''
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``gc.result`` extracts the result of the original call instruction
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which was replaced by the ``gc.statepoint``. The ``gc.result``
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intrinsic is actually a family of three intrinsics due to an
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implementation limitation. Other than the type of the return value,
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the semantics are the same.
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@ -251,22 +251,22 @@ the semantics are the same.
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Operands:
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"""""""""
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The first and only argument is the '''gc.statepoint''' which starts
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the safepoint sequence of which this '''gc.result'' is a part.
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The first and only argument is the ``gc.statepoint`` which starts
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the safepoint sequence of which this ``gc.result`` is a part.
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Despite the typing of this as a generic i32, *only* the value defined
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by a '''gc.statepoint''' is legal here.
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by a ``gc.statepoint`` is legal here.
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Semantics:
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""""""""""
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The ''gc.result'' represents the return value of the call target of
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the ''statepoint''. The type of the ''gc.result'' must exactly match
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The ``gc.result`` represents the return value of the call target of
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the ``statepoint``. The type of the ``gc.result`` must exactly match
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the type of the target. If the call target returns void, there will
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be no ''gc.result''.
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be no ``gc.result``.
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A ''gc.result'' is modeled as a 'readnone' pure function. It has no
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A ``gc.result`` is modeled as a 'readnone' pure function. It has no
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side effects since it is just a projection of the return value of the
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previous call represented by the ''gc.statepoint''.
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previous call represented by the ``gc.statepoint``.
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'llvm.experimental.gc.relocate' Intrinsic
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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@ -284,16 +284,16 @@ Syntax:
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Overview:
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"""""""""
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A ''gc.relocate'' returns the potentially relocated value of a pointer
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A ``gc.relocate`` returns the potentially relocated value of a pointer
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at the safepoint.
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Operands:
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"""""""""
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The first argument is the '''gc.statepoint''' which starts the
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safepoint sequence of which this '''gc.relocation'' is a part.
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The first argument is the ``gc.statepoint`` which starts the
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safepoint sequence of which this ``gc.relocation`` is a part.
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Despite the typing of this as a generic i32, *only* the value defined
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by a '''gc.statepoint''' is legal here.
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by a ``gc.statepoint`` is legal here.
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The second argument is an index into the statepoints list of arguments
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which specifies the base pointer for the pointer being relocated.
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@ -309,18 +309,18 @@ within the 'gc parameter' section of the statepoint's argument list.
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Semantics:
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""""""""""
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The return value of ''gc.relocate'' is the potentially relocated value
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The return value of ``gc.relocate`` is the potentially relocated value
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of the pointer specified by it's arguments. It is unspecified how the
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value of the returned pointer relates to the argument to the
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''gc.statepoint'' other than that a) it points to the same source
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``gc.statepoint`` other than that a) it points to the same source
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language object with the same offset, and b) the 'based-on'
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relationship of the newly relocated pointers is a projection of the
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unrelocated pointers. In particular, the integer value of the pointer
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returned is unspecified.
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A ''gc.relocate'' is modeled as a 'readnone' pure function. It has no
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A ``gc.relocate`` is modeled as a ``readnone`` pure function. It has no
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side effects since it is just a way to extract information about work
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done during the actual call modeled by the ''gc.statepoint''.
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done during the actual call modeled by the ``gc.statepoint``.
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Stack Map Format
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