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authorSverker Eriksson <[email protected]>2016-09-15 21:18:28 +0200
committerSverker Eriksson <[email protected]>2016-10-10 11:31:55 +0200
commit16d295c98f46e468ab1f7f4b3e6bfeb8f0f5749e (patch)
tree2c8c6fc011c95c97b8d929001c1fd9a18170d482 /lib
parent65737b70b9b71d53147e4155f8974b0fad01e1f6 (diff)
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hipe_unified_loader: Refactor rename all Addresses to FunDefs
as they are lists of #fundef records
Diffstat (limited to 'lib')
-rw-r--r--lib/kernel/src/hipe_unified_loader.erl120
1 files changed, 60 insertions, 60 deletions
diff --git a/lib/kernel/src/hipe_unified_loader.erl b/lib/kernel/src/hipe_unified_loader.erl
index 087cceb5d8..7b1e6c2591 100644
--- a/lib/kernel/src/hipe_unified_loader.erl
+++ b/lib/kernel/src/hipe_unified_loader.erl
@@ -229,15 +229,15 @@ load_common(Mod, Bin, Beam, OldReferencesToPatch, Architecture) ->
%% Patch references to code labels in data seg.
ok = patch_consts(LabelMap, ConstAddr, CodeAddress, WriteWord),
%% Find out which functions are being loaded (and where).
- %% Note: Addresses are sorted descending.
- {MFAs,Addresses} = exports(ExportMap, CodeAddress),
+ %% Note: FunDefs are sorted descending.
+ {MFAs,FunDefs} = exports(ExportMap, CodeAddress),
%% Remove references to old versions of the module.
ReferencesToPatch = get_refs_from(MFAs, []),
%% io:format("References to patch: ~w~n", [ReferencesToPatch]),
ok = remove_refs_from(MFAs),
%% Patch all dynamic references in the code.
%% Function calls, Atoms, Constants, System calls
- ok = patch(Refs, CodeAddress, ConstMap2, Addresses, TrampolineMap),
+ ok = patch(Refs, CodeAddress, ConstMap2, FunDefs, TrampolineMap),
%% Tell the system where the loaded funs are.
%% (patches the BEAM code to redirect to native.)
@@ -250,23 +250,23 @@ load_common(Mod, Bin, Beam, OldReferencesToPatch, Architecture) ->
lists:foreach(fun({FE, DestAddress}) ->
hipe_bifs:set_native_address_in_fe(FE, DestAddress)
end, erase(closures_to_patch)),
- export_funs(Addresses),
+ export_funs(FunDefs),
ok;
BeamBinary when is_binary(BeamBinary) ->
%% Find all closures in the code.
[] = erase(closures_to_patch), %Clean up, assertion.
ClosurePatches = find_closure_patches(Refs),
AddressesOfClosuresToPatch =
- calculate_addresses(ClosurePatches, CodeAddress, Addresses),
- export_funs(Addresses),
+ calculate_addresses(ClosurePatches, CodeAddress, FunDefs),
+ export_funs(FunDefs),
export_funs(Mod, MD5, BeamBinary,
- Addresses, AddressesOfClosuresToPatch)
+ FunDefs, AddressesOfClosuresToPatch)
end,
%% Redirect references to the old module to the new module's BEAM stub.
patch_to_emu_step2(OldReferencesToPatch),
%% Patch referring functions to call the new function
%% The call to export_funs/1 above updated the native addresses
- %% for the targets, so passing 'Addresses' is not needed.
+ %% for the targets, so passing 'FunDefs' is not needed.
redirect(ReferencesToPatch),
%% Final clean up.
_ = erase(hipe_patch_closures),
@@ -373,29 +373,29 @@ trampoline_map_lookup(Primop, Map) ->
exports(ExportMap, BaseAddress) ->
exports(ExportMap, BaseAddress, [], []).
-exports([Offset,M,F,A,IsClosure,IsExported|Rest], BaseAddress, MFAs, Addresses) ->
+exports([Offset,M,F,A,IsClosure,IsExported|Rest], BaseAddress, MFAs, FunDefs) ->
case IsExported andalso erlang:is_builtin(M, F, A) of
true ->
- exports(Rest, BaseAddress, MFAs, Addresses);
+ exports(Rest, BaseAddress, MFAs, FunDefs);
_false ->
MFA = {M,F,A},
Address = BaseAddress + Offset,
FunDef = #fundef{address=Address, mfa=MFA, is_closure=IsClosure,
is_exported=IsExported},
- exports(Rest, BaseAddress, [MFA|MFAs], [FunDef|Addresses])
+ exports(Rest, BaseAddress, [MFA|MFAs], [FunDef|FunDefs])
end;
-exports([], _, MFAs, Addresses) ->
- {MFAs, Addresses}.
+exports([], _, MFAs, FunDefs) ->
+ {MFAs, FunDefs}.
mod({M,_F,_A}) -> M.
%%------------------------------------------------------------------------
-calculate_addresses(PatchOffsets, Base, Addresses) ->
+calculate_addresses(PatchOffsets, Base, FunDefs) ->
RemoteOrLocal = local, % closure code refs are local
[{Data,
offsets_to_addresses(Offsets, Base),
- get_native_address(DestMFA, Addresses, RemoteOrLocal)} ||
+ get_native_address(DestMFA, FunDefs, RemoteOrLocal)} ||
{{DestMFA,_,_}=Data,Offsets} <- PatchOffsets].
offsets_to_addresses(Os, Base) ->
@@ -424,7 +424,7 @@ find_closure_refs([], Refs) ->
%%------------------------------------------------------------------------
-export_funs([FunDef | Addresses]) ->
+export_funs([FunDef | FunDefs]) ->
#fundef{address=Address, mfa=MFA, is_closure=IsClosure,
is_exported=IsExported} = FunDef,
?IF_DEBUG({M,F,A} = MFA, no_debug),
@@ -439,19 +439,19 @@ export_funs([FunDef | Addresses]) ->
end, no_debug),
hipe_bifs:set_funinfo_native_address(MFA, Address, IsExported),
hipe_bifs:set_native_address(MFA, Address, IsClosure),
- export_funs(Addresses);
+ export_funs(FunDefs);
export_funs([]) ->
ok.
-export_funs(Mod, MD5, Beam, Addresses, ClosuresToPatch) ->
- Fs = [{F,A,Address} || #fundef{address=Address, mfa={_M,F,A}} <- Addresses],
+export_funs(Mod, MD5, Beam, FunDefs, ClosuresToPatch) ->
+ Fs = [{F,A,Address} || #fundef{address=Address, mfa={_M,F,A}} <- FunDefs],
Mod = code:make_stub_module(Mod, Beam, {Fs,ClosuresToPatch,MD5}),
ok.
%%========================================================================
%% Patching
%% @spec patch(refs(), BaseAddress::integer(), ConstAndZone::term(),
-%% Addresses::term(), TrampolineMap::term()) -> 'ok'.
+%% FunDefs::term(), TrampolineMap::term()) -> 'ok'.
%% @type refs()=[{RefType::integer(), Reflist::reflist()} | refs()]
%%
%% @type reflist()= [{Data::term(), Offsets::offests()}|reflist()]
@@ -463,39 +463,39 @@ export_funs(Mod, MD5, Beam, Addresses, ClosuresToPatch) ->
%% (we use this to look up the address of a referred function only once).
%%
-patch([{Type,SortedRefs}|Rest], CodeAddress, ConstMap2, Addresses, TrampolineMap) ->
+patch([{Type,SortedRefs}|Rest], CodeAddress, ConstMap2, FunDefs, TrampolineMap) ->
?debug_msg("Patching ~w at [~w+offset] with ~w\n",
[Type,CodeAddress,SortedRefs]),
case ?EXT2PATCH_TYPE(Type) of
call_local ->
- patch_call(SortedRefs, CodeAddress, Addresses, 'local', TrampolineMap);
+ patch_call(SortedRefs, CodeAddress, FunDefs, 'local', TrampolineMap);
call_remote ->
- patch_call(SortedRefs, CodeAddress, Addresses, 'remote', TrampolineMap);
+ patch_call(SortedRefs, CodeAddress, FunDefs, 'remote', TrampolineMap);
Other ->
- patch_all(Other, SortedRefs, CodeAddress, {ConstMap2,CodeAddress}, Addresses)
+ patch_all(Other, SortedRefs, CodeAddress, {ConstMap2,CodeAddress}, FunDefs)
end,
- patch(Rest, CodeAddress, ConstMap2, Addresses, TrampolineMap);
+ patch(Rest, CodeAddress, ConstMap2, FunDefs, TrampolineMap);
patch([], _, _, _, _) -> ok.
%%----------------------------------------------------------------
%% Handle a 'call_local' or 'call_remote' patch.
%%
-patch_call([{DestMFA,Offsets}|SortedRefs], BaseAddress, Addresses, RemoteOrLocal, TrampolineMap) ->
+patch_call([{DestMFA,Offsets}|SortedRefs], BaseAddress, FunDefs, RemoteOrLocal, TrampolineMap) ->
case bif_address(DestMFA) of
false ->
- %% Previous code used mfa_to_address(DestMFA, Addresses)
+ %% Previous code used mfa_to_address(DestMFA, FunDefs)
%% here for local calls. That is wrong because even local
- %% destinations may not be present in Addresses: they may
+ %% destinations may not be present in FunDefs: they may
%% not have been compiled yet, or they may be BEAM-only
%% functions (e.g. module_info).
- DestAddress = get_native_address(DestMFA, Addresses, RemoteOrLocal),
+ DestAddress = get_native_address(DestMFA, FunDefs, RemoteOrLocal),
Trampoline = trampoline_map_get(DestMFA, TrampolineMap),
- patch_mfa_call_list(Offsets, BaseAddress, DestMFA, DestAddress, Addresses, RemoteOrLocal, Trampoline);
+ patch_mfa_call_list(Offsets, BaseAddress, DestMFA, DestAddress, FunDefs, RemoteOrLocal, Trampoline);
BifAddress when is_integer(BifAddress) ->
Trampoline = trampoline_map_lookup(DestMFA, TrampolineMap),
patch_bif_call_list(Offsets, BaseAddress, BifAddress, Trampoline)
end,
- patch_call(SortedRefs, BaseAddress, Addresses, RemoteOrLocal, TrampolineMap);
+ patch_call(SortedRefs, BaseAddress, FunDefs, RemoteOrLocal, TrampolineMap);
patch_call([], _, _, _, _) ->
ok.
@@ -506,12 +506,12 @@ patch_bif_call_list([Offset|Offsets], BaseAddress, BifAddress, Trampoline) ->
patch_bif_call_list(Offsets, BaseAddress, BifAddress, Trampoline);
patch_bif_call_list([], _, _, _) -> ok.
-patch_mfa_call_list([Offset|Offsets], BaseAddress, DestMFA, DestAddress, Addresses, RemoteOrLocal, Trampoline) ->
+patch_mfa_call_list([Offset|Offsets], BaseAddress, DestMFA, DestAddress, FunDefs, RemoteOrLocal, Trampoline) ->
CallAddress = BaseAddress+Offset,
- add_ref(DestMFA, CallAddress, Addresses, 'call', Trampoline, RemoteOrLocal),
+ add_ref(DestMFA, CallAddress, FunDefs, 'call', Trampoline, RemoteOrLocal),
?ASSERT(assert_local_patch(CallAddress)),
patch_call_insn(CallAddress, DestAddress, Trampoline),
- patch_mfa_call_list(Offsets, BaseAddress, DestMFA, DestAddress, Addresses, RemoteOrLocal, Trampoline);
+ patch_mfa_call_list(Offsets, BaseAddress, DestMFA, DestAddress, FunDefs, RemoteOrLocal, Trampoline);
patch_mfa_call_list([], _, _, _, _, _, _) -> ok.
patch_call_insn(CallAddress, DestAddress, Trampoline) ->
@@ -522,33 +522,33 @@ patch_call_insn(CallAddress, DestAddress, Trampoline) ->
%% ____________________________________________________________________
%%
-patch_all(Type, [{Dest,Offsets}|Rest], BaseAddress, ConstAndZone, Addresses)->
- patch_all_offsets(Type, Dest, Offsets, BaseAddress, ConstAndZone, Addresses),
- patch_all(Type, Rest, BaseAddress, ConstAndZone, Addresses);
+patch_all(Type, [{Dest,Offsets}|Rest], BaseAddress, ConstAndZone, FunDefs)->
+ patch_all_offsets(Type, Dest, Offsets, BaseAddress, ConstAndZone, FunDefs),
+ patch_all(Type, Rest, BaseAddress, ConstAndZone, FunDefs);
patch_all(_, [], _, _, _) -> ok.
patch_all_offsets(Type, Data, [Offset|Offsets], BaseAddress,
- ConstAndZone, Addresses) ->
+ ConstAndZone, FunDefs) ->
?debug_msg("Patching ~w at [~w+~w] with ~w\n",
[Type,BaseAddress,Offset, Data]),
Address = BaseAddress + Offset,
- patch_offset(Type, Data, Address, ConstAndZone, Addresses),
+ patch_offset(Type, Data, Address, ConstAndZone, FunDefs),
?debug_msg("Patching done\n",[]),
- patch_all_offsets(Type, Data, Offsets, BaseAddress, ConstAndZone, Addresses);
+ patch_all_offsets(Type, Data, Offsets, BaseAddress, ConstAndZone, FunDefs);
patch_all_offsets(_, _, [], _, _, _) -> ok.
%%----------------------------------------------------------------
%% Handle any patch type except 'call_local' or 'call_remote'.
%%
-patch_offset(Type, Data, Address, ConstAndZone, Addresses) ->
+patch_offset(Type, Data, Address, ConstAndZone, FunDefs) ->
case Type of
load_address ->
- patch_load_address(Data, Address, ConstAndZone, Addresses);
+ patch_load_address(Data, Address, ConstAndZone, FunDefs);
load_atom ->
Atom = Data,
patch_atom(Address, Atom);
sdesc ->
- patch_sdesc(Data, Address, ConstAndZone, Addresses);
+ patch_sdesc(Data, Address, ConstAndZone, FunDefs);
x86_abs_pcrel ->
patch_instr(Address, Data, x86_abs_pcrel)
%% _ ->
@@ -561,37 +561,37 @@ patch_atom(Address, Atom) ->
patch_instr(Address, hipe_bifs:atom_to_word(Atom), atom).
patch_sdesc(?STACK_DESC(SymExnRA, FSize, Arity, Live),
- Address, {_ConstMap2,CodeAddress}, _Addresses) ->
+ Address, {_ConstMap2,CodeAddress}, _FunDefs) ->
ExnRA =
case SymExnRA of
[] -> 0; % No catch
LabelOffset -> CodeAddress + LabelOffset
end,
?ASSERT(assert_local_patch(Address)),
- DBG_MFA = ?IF_DEBUG(address_to_mfa_lth(Address, _Addresses), {undefined,undefined,0}),
+ DBG_MFA = ?IF_DEBUG(address_to_mfa_lth(Address, _FunDefs), {undefined,undefined,0}),
hipe_bifs:enter_sdesc({Address, ExnRA, FSize, Arity, Live, DBG_MFA}).
%%----------------------------------------------------------------
%% Handle a 'load_address'-type patch.
%%
-patch_load_address(Data, Address, ConstAndZone, Addresses) ->
+patch_load_address(Data, Address, ConstAndZone, FunDefs) ->
case Data of
{local_function,DestMFA} ->
- patch_load_mfa(Address, DestMFA, Addresses, 'local');
+ patch_load_mfa(Address, DestMFA, FunDefs, 'local');
{remote_function,DestMFA} ->
- patch_load_mfa(Address, DestMFA, Addresses, 'remote');
+ patch_load_mfa(Address, DestMFA, FunDefs, 'remote');
{constant,Name} ->
{ConstMap2,_CodeAddress} = ConstAndZone,
ConstAddress = find_const(Name, ConstMap2),
patch_instr(Address, ConstAddress, constant);
{closure,{DestMFA,Uniq,Index}} ->
- patch_closure(DestMFA, Uniq, Index, Address, Addresses);
+ patch_closure(DestMFA, Uniq, Index, Address, FunDefs);
{c_const,CConst} ->
patch_instr(Address, bif_address(CConst), c_const)
end.
-patch_closure(DestMFA, Uniq, Index, Address, Addresses) ->
+patch_closure(DestMFA, Uniq, Index, Address, FunDefs) ->
case get(hipe_patch_closures) of
false ->
[]; % This is taken care of when registering the module.
@@ -602,7 +602,7 @@ patch_closure(DestMFA, Uniq, Index, Address, Addresses) ->
%% address into the fun entry to ensure that the native code cannot
%% be called until it has been completely fixed up.
RemoteOrLocal = local, % closure code refs are local
- DestAddress = get_native_address(DestMFA, Addresses, RemoteOrLocal),
+ DestAddress = get_native_address(DestMFA, FunDefs, RemoteOrLocal),
BEAMAddress = hipe_bifs:fun_to_address(DestMFA),
FE = hipe_bifs:get_fe(mod(DestMFA), {Uniq, Index, BEAMAddress}),
put(closures_to_patch, [{FE,DestAddress}|get(closures_to_patch)]),
@@ -616,12 +616,12 @@ patch_closure(DestMFA, Uniq, Index, Address, Addresses) ->
%% Patch an instruction loading the address of an MFA.
%% RemoteOrLocal ::= 'remote' | 'local'
%%
-patch_load_mfa(CodeAddress, DestMFA, Addresses, RemoteOrLocal) ->
+patch_load_mfa(CodeAddress, DestMFA, FunDefs, RemoteOrLocal) ->
DestAddress =
case bif_address(DestMFA) of
false ->
- NativeAddress = get_native_address(DestMFA, Addresses, RemoteOrLocal),
- add_ref(DestMFA, CodeAddress, Addresses, 'load_mfa', [], RemoteOrLocal),
+ NativeAddress = get_native_address(DestMFA, FunDefs, RemoteOrLocal),
+ add_ref(DestMFA, CodeAddress, FunDefs, 'load_mfa', [], RemoteOrLocal),
NativeAddress;
BifAddress when is_integer(BifAddress) ->
BifAddress
@@ -772,7 +772,7 @@ find_const(ConstNo, []) ->
%%----------------------------------------------------------------
%% Record that the code at address 'Address' has a reference
%% of type 'RefType' ('call' or 'load_mfa') to 'CalleeMFA'.
-%% 'Addresses' must be an address-descending list from exports/2.
+%% 'FunDefs' must be an address-descending list from exports/2.
%%
%% If 'RefType' is 'call', then 'Trampoline' may be the address
%% of a stub branching to 'CalleeMFA', where the stub is reachable
@@ -785,8 +785,8 @@ find_const(ConstNo, []) ->
%% -record(ref, {caller_mfa, address, ref_type, trampoline, remote_or_local}).
%%
-add_ref(CalleeMFA, Address, Addresses, RefType, Trampoline, RemoteOrLocal) ->
- CallerMFA = address_to_mfa_lth(Address, Addresses),
+add_ref(CalleeMFA, Address, FunDefs, RefType, Trampoline, RemoteOrLocal) ->
+ CallerMFA = address_to_mfa_lth(Address, FunDefs),
%% just a sanity assertion below
true = case RemoteOrLocal of
local ->
@@ -904,13 +904,13 @@ remove_refs_from(MFAs) ->
%%--------------------------------------------------------------------
%% To find the native code of an MFA we need to look in 3 places:
-%% 1. If it is compiled now look in the Addresses data structure.
+%% 1. If it is compiled now look in the FunDefs data structure.
%% 2. Then look in native_addresses from module info.
%% 3. Then (the function might have been singled compiled) look in
%% hipe_funinfo
%% If all else fails create a native stub for the MFA
-get_native_address(MFA, Addresses, RemoteOrLocal) ->
- case mfa_to_address(MFA, Addresses, RemoteOrLocal) of
+get_native_address(MFA, FunDefs, RemoteOrLocal) ->
+ case mfa_to_address(MFA, FunDefs, RemoteOrLocal) of
Adr when is_integer(Adr) -> Adr;
false ->
IsRemote =