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-rw-r--r--lib/hipe/main/hipe.erl80
1 files changed, 51 insertions, 29 deletions
diff --git a/lib/hipe/main/hipe.erl b/lib/hipe/main/hipe.erl
index 0e32da1d36..6c525dd143 100644
--- a/lib/hipe/main/hipe.erl
+++ b/lib/hipe/main/hipe.erl
@@ -200,8 +200,9 @@
compile/4,
compile_core/4,
file/1,
- file/2,
- llvm_support_available/0,
+ file/2,
+ get_llvm_version/0,
+ llvm_support_available/0,
load/1,
help/0,
help_hiper/0,
@@ -448,16 +449,16 @@ compile(Name, File, Opts0) when is_atom(Name) ->
true ->
case filename:find_src(filename:rootname(File, ".beam")) of
{error, _} ->
- ?error_msg("Cannot find source code for ~p.",[File]),
+ ?error_msg("Cannot find source code for ~p.", [File]),
?EXIT({cant_find_source_code});
{Source, CompOpts} ->
CoreOpts = [X || X = {core_transform, _} <- Opts],
- %%io:format("Using: ~w\n", [CoreOpts]),
+ %% io:format("Using: ~w\n", [CoreOpts]),
case compile:file(Source, CoreOpts ++ [to_core, binary|CompOpts]) of
{ok, _, Core} ->
compile_core(Name, Core, File, Opts);
Error ->
- ?error_msg("Error compiling ~p:\n~p.",[File, Error]),
+ ?error_msg("Error compiling ~p:\n~p.", [File, Error]),
?EXIT({cant_compile_source_code})
end
end;
@@ -469,7 +470,7 @@ compile(Name, File, Opts0) when is_atom(Name) ->
{ok, _, Core} ->
compile_core(Name, Core, File, Opts);
Error ->
- ?error_msg("Error compiling ~p:\n~p\n",[Source, Error]),
+ ?error_msg("Error compiling ~p:\n~p\n", [Source, Error]),
?EXIT({cant_compile_source_code, Error})
end;
Other when Other =:= false; Other =:= undefined ->
@@ -572,8 +573,7 @@ file(File, Options) when is_atom(File) ->
disasm(File) ->
case beam_disasm:file(File) of
#beam_file{labeled_exports = LabeledExports,
- compile_info = CompInfo,
- code = BeamCode} ->
+ compile_info = CompInfo, code = BeamCode} ->
CompOpts = proplists:get_value(options, CompInfo, []),
HCompOpts = case lists:keyfind(hipe, 1, CompOpts) of
{hipe, L} when is_list(L) -> L;
@@ -596,16 +596,16 @@ fix_beam_exports([], Exports) ->
Exports.
get_beam_icode(Mod, {BeamCode, Exports}, File, Options) ->
- ?option_time({ok, Icode} =
- (catch {ok, hipe_beam_to_icode:module(BeamCode, Options)}),
- "BEAM-to-Icode", Options),
+ {ok, Icode} =
+ ?option_time((catch {ok, hipe_beam_to_icode:module(BeamCode, Options)}),
+ "BEAM-to-Icode", Options),
BeamBin = get_beam_code(File),
{{Mod, Exports, Icode}, BeamBin}.
get_core_icode(Mod, Core, File, Options) ->
- ?option_time({ok, Icode} =
- (catch {ok, cerl_to_icode:module(Core, Options)}),
- "BEAM-to-Icode", Options),
+ {ok, Icode} =
+ ?option_time((catch {ok, cerl_to_icode:module(Core, Options)}),
+ "BEAM-to-Icode", Options),
NeedBeamCode = not proplists:get_bool(load, Options),
BeamBin =
case NeedBeamCode of
@@ -618,7 +618,7 @@ get_core_icode(Mod, Core, File, Options) ->
get_beam_code(Bin) when is_binary(Bin) -> Bin;
get_beam_code(FileName) ->
case erl_prim_loader:get_file(FileName) of
- {ok,Bin,_} ->
+ {ok, Bin, _} ->
Bin;
error ->
?EXIT(no_beam_file)
@@ -1165,6 +1165,9 @@ option_text(caller_save_spill_restore) ->
"Activates caller save register spills and restores";
option_text(debug) ->
"Outputs internal debugging information during compilation";
+option_text(icode_call_elim) ->
+ "Performs call elimination of BIFs that are side-effect free\n" ++
+ "only on some argument types";
option_text(icode_range) ->
"Performs integer range analysis on the Icode level";
option_text(icode_ssa_check) ->
@@ -1318,6 +1321,7 @@ opt_keys() ->
get_called_modules,
split_arith,
split_arith_unsafe,
+ icode_call_elim,
icode_inline_bifs,
icode_ssa_check,
icode_ssa_copy_prop,
@@ -1399,7 +1403,7 @@ o1_opts(TargetArch) ->
o2_opts(TargetArch) ->
Common = [icode_ssa_const_prop, icode_ssa_copy_prop, % icode_ssa_struct_reuse,
- icode_type, icode_inline_bifs, rtl_lcm,
+ icode_type, icode_inline_bifs, icode_call_elim, rtl_lcm,
rtl_ssa, rtl_ssa_const_prop,
spillmin_color, use_indexing, remove_comments,
concurrent_comp, binary_opt | o1_opts(TargetArch)],
@@ -1429,6 +1433,7 @@ opt_negations() ->
{no_icode_inline_bifs, icode_inline_bifs},
{no_icode_range, icode_range},
{no_icode_split_arith, icode_split_arith},
+ {no_icode_call_elim, icode_call_elim},
{no_icode_ssa_check, icode_ssa_check},
{no_icode_ssa_copy_prop, icode_ssa_copy_prop},
{no_icode_ssa_const_prop, icode_ssa_const_prop},
@@ -1479,18 +1484,25 @@ opt_expansions(TargetArch) ->
[{o1, o1_opts(TargetArch)},
{o2, o2_opts(TargetArch)},
{o3, o3_opts(TargetArch)},
- {to_llvm, llvm_opts(o3)},
- {{to_llvm, o0}, llvm_opts(o0)},
- {{to_llvm, o1}, llvm_opts(o1)},
- {{to_llvm, o2}, llvm_opts(o2)},
- {{to_llvm, o3}, llvm_opts(o3)},
+ {to_llvm, llvm_opts(o3, TargetArch)},
+ {{to_llvm, o0}, llvm_opts(o0, TargetArch)},
+ {{to_llvm, o1}, llvm_opts(o1, TargetArch)},
+ {{to_llvm, o2}, llvm_opts(o2, TargetArch)},
+ {{to_llvm, o3}, llvm_opts(o3, TargetArch)},
{x87, [x87, inline_fp]},
{inline_fp, case TargetArch of %% XXX: Temporary until x86 has sse2
x86 -> [x87, inline_fp];
_ -> [inline_fp] end}].
-llvm_opts(O) ->
- [to_llvm, {llvm_opt, O}, {llvm_llc, O}].
+llvm_opts(O, TargetArch) ->
+ Base = [to_llvm, {llvm_opt, O}, {llvm_llc, O}],
+ case TargetArch of
+ %% A llvm bug present in 3.4 through (at least) 3.8 miscompiles x86
+ %% functions that have floats are spilled to stack by clobbering the process
+ %% pointer (ebp) trying to realign the stack pointer.
+ x86 -> [no_inline_fp | Base];
+ _ -> Base
+ end.
%% This expands "basic" options, which may be tested early and cannot be
%% in conflict with options found in the source code.
@@ -1520,7 +1532,8 @@ expand_options(Opts, TargetArch) ->
proplists:normalize(Opts, [{negations, opt_negations()},
{aliases, opt_aliases()},
{expand, opt_basic_expansions()},
- {expand, opt_expansions(TargetArch)}]).
+ {expand, opt_expansions(TargetArch)},
+ {negations, opt_negations()}]).
-spec check_options(comp_options()) -> 'ok'.
@@ -1538,18 +1551,27 @@ check_options(Opts) ->
-spec llvm_support_available() -> boolean().
llvm_support_available() ->
- get_llvm_version() >= 3.4.
+ get_llvm_version() >= {3,4}.
+
+-type llvm_version() :: {Major :: integer(), Minor :: integer()}.
+-spec get_llvm_version() -> llvm_version() | {0, 0}.
get_llvm_version() ->
OptStr = os:cmd("opt -version"),
SubStr = "LLVM version ", N = length(SubStr),
case string:str(OptStr, SubStr) of
0 -> % No opt available
- 0.0;
+ {0, 0};
S ->
- case string:to_float(string:sub_string(OptStr, S + N)) of
- {error, _} -> 0.0; %XXX: Assumes no revision numbers in versioning
- {Float, _} -> Float
+ case string:tokens(string:sub_string(OptStr, S + N), ".") of
+ [MajorS, MinorS | _] ->
+ case {string:to_integer(MajorS), string:to_integer(MinorS)} of
+ {{Major, ""}, {Minor, _}}
+ when is_integer(Major), is_integer(Minor) ->
+ {Major, Minor};
+ _ -> {0, 0}
+ end;
+ _ -> {0, 0} %XXX: Assumes no revision numbers in versioning
end
end.
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-19 01:44:42 +0000