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-rw-r--r--lib/hipe/main/hipe.app.src6
-rw-r--r--lib/hipe/main/hipe.erl53
-rw-r--r--lib/hipe/main/hipe_main.erl42
3 files changed, 78 insertions, 23 deletions
diff --git a/lib/hipe/main/hipe.app.src b/lib/hipe/main/hipe.app.src
index bcdfcb0e03..a63c261719 100644
--- a/lib/hipe/main/hipe.app.src
+++ b/lib/hipe/main/hipe.app.src
@@ -30,6 +30,7 @@
cerl_prettypr,
cerl_to_icode,
cerl_typean,
+ elf_format,
erl_bif_types,
erl_types,
hipe,
@@ -108,6 +109,10 @@
hipe_ig,
hipe_ig_moves,
hipe_jit,
+ hipe_llvm,
+ hipe_llvm_liveness,
+ hipe_llvm_main,
+ hipe_llvm_merge,
hipe_ls_regalloc,
hipe_main,
hipe_moves,
@@ -159,6 +164,7 @@
hipe_rtl_symbolic,
hipe_rtl_to_amd64,
hipe_rtl_to_arm,
+ hipe_rtl_to_llvm,
hipe_rtl_to_ppc,
hipe_rtl_to_sparc,
hipe_rtl_to_x86,
diff --git a/lib/hipe/main/hipe.erl b/lib/hipe/main/hipe.erl
index 434d5c3061..d47eced6d8 100644
--- a/lib/hipe/main/hipe.erl
+++ b/lib/hipe/main/hipe.erl
@@ -821,7 +821,9 @@ finalize_fun_sequential({MFA, Icode}, Opts, Servers) ->
?debug_msg("Compiled ~w in ~.2f s\n", [MFA,(T2-T1)/1000])),
{MFA, Code};
{rtl, LinearRtl} ->
- {MFA, LinearRtl}
+ {MFA, LinearRtl};
+ {llvm_binary, Binary} ->
+ {MFA, Binary}
catch
error:Error ->
?when_option(verbose, Opts, ?debug_untagged_msg("\n", [])),
@@ -890,21 +892,27 @@ do_load(Mod, Bin, BeamBinOrPath) when is_binary(BeamBinOrPath);
end.
assemble(CompiledCode, Closures, Exports, Options) ->
- case get(hipe_target_arch) of
- ultrasparc ->
- hipe_sparc_assemble:assemble(CompiledCode, Closures, Exports, Options);
- powerpc ->
- hipe_ppc_assemble:assemble(CompiledCode, Closures, Exports, Options);
- ppc64 ->
- hipe_ppc_assemble:assemble(CompiledCode, Closures, Exports, Options);
- arm ->
- hipe_arm_assemble:assemble(CompiledCode, Closures, Exports, Options);
- x86 ->
- hipe_x86_assemble:assemble(CompiledCode, Closures, Exports, Options);
- amd64 ->
- hipe_amd64_assemble:assemble(CompiledCode, Closures, Exports, Options);
- Arch ->
- ?EXIT({executing_on_an_unsupported_architecture, Arch})
+ case proplists:get_bool(to_llvm, Options) of
+ false ->
+ case get(hipe_target_arch) of
+ ultrasparc ->
+ hipe_sparc_assemble:assemble(CompiledCode, Closures, Exports, Options);
+ powerpc ->
+ hipe_ppc_assemble:assemble(CompiledCode, Closures, Exports, Options);
+ ppc64 ->
+ hipe_ppc_assemble:assemble(CompiledCode, Closures, Exports, Options);
+ arm ->
+ hipe_arm_assemble:assemble(CompiledCode, Closures, Exports, Options);
+ x86 ->
+ hipe_x86_assemble:assemble(CompiledCode, Closures, Exports, Options);
+ amd64 ->
+ hipe_amd64_assemble:assemble(CompiledCode, Closures, Exports, Options);
+ Arch ->
+ ?EXIT({executing_on_an_unsupported_architecture, Arch})
+ end;
+ true ->
+ %% Merge already compiled code (per MFA) to a single binary.
+ hipe_llvm_merge:finalize(CompiledCode, Closures, Exports)
end.
%% --------------------------------------------------------------------
@@ -1330,6 +1338,11 @@ opt_keys() ->
timeregalloc,
timers,
to_rtl,
+ to_llvm, % Use the LLVM backend for compilation.
+ llvm_save_temps, % Save the LLVM intermediate files in the current
+ % directory; useful for debugging.
+ llvm_llc, % Specify llc optimization-level: o1, o2, o3, undefined.
+ llvm_opt, % Specify opt optimization-level: o1, o2, o3, undefined.
use_indexing,
use_inline_atom_search,
use_callgraph,
@@ -1468,11 +1481,19 @@ opt_expansions() ->
[{o1, o1_opts()},
{o2, o2_opts()},
{o3, o3_opts()},
+ {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)},
{x87, [x87, inline_fp]},
{inline_fp, case get(hipe_target_arch) of %% XXX: Temporary until x86
x86 -> [x87, inline_fp]; %% has sse2
_ -> [inline_fp] end}].
+llvm_opts(O) ->
+ [to_llvm, {llvm_opt, O}, {llvm_llc, O}].
+
%% This expands "basic" options, which may be tested early and cannot be
%% in conflict with options found in the source code.
diff --git a/lib/hipe/main/hipe_main.erl b/lib/hipe/main/hipe_main.erl
index 99028cc3c1..89b79998be 100644
--- a/lib/hipe/main/hipe_main.erl
+++ b/lib/hipe/main/hipe_main.erl
@@ -49,7 +49,7 @@
%%=====================================================================
-type comp_icode_ret() :: {'native',hipe_architecture(),{'unprofiled',_}}
- | {'rtl',tuple()}.
+ | {'rtl',tuple()} | {'llvm_binary',term()}.
%%=====================================================================
@@ -115,11 +115,18 @@ compile_icode(MFA, LinearIcode0, Options, Servers, DebugState) ->
pp(IcodeCfg7, MFA, icode_liveness, pp_icode_liveness, Options, Servers),
FinalIcode = hipe_icode_cfg:cfg_to_linear(IcodeCfg7),
?opt_stop_timer("Icode"),
- LinearRTL = ?option_time(icode_to_rtl(MFA,FinalIcode,Options, Servers),
- "RTL", Options),
+ {LinearRTL, Roots} = ?option_time(icode_to_rtl(MFA, FinalIcode, Options, Servers),
+ "RTL", Options),
case proplists:get_bool(to_rtl, Options) of
false ->
- rtl_to_native(MFA, LinearRTL, Options, DebugState);
+ case proplists:get_bool(to_llvm, Options) of
+ false ->
+ rtl_to_native(MFA, LinearRTL, Options, DebugState);
+ true ->
+ %% The LLVM backend returns binary code, unlike the rest of the HiPE
+ %% backends which return native assembly.
+ rtl_to_llvm_to_binary(MFA, LinearRTL, Roots, Options, DebugState)
+ end;
true ->
put(hipe_debug, DebugState),
{rtl, LinearRTL}
@@ -385,11 +392,21 @@ icode_to_rtl(MFA, Icode, Options, Servers) ->
%% hipe_rtl_cfg:pp(RtlCfg3),
pp(RtlCfg3, MFA, rtl_liveness, pp_rtl_liveness, Options, Servers),
RtlCfg4 = rtl_lcm(RtlCfg3, Options),
- pp(RtlCfg4, MFA, rtl, pp_rtl, Options, Servers),
- LinearRTL1 = hipe_rtl_cfg:linearize(RtlCfg4),
+ %% LLVM: A liveness analysis on RTL must be performed in order to find the GC
+ %% roots and explicitly mark them (in RTL) when they go out of scope (only
+ %% when the LLVM backend is used).
+ {RtlCfg5, Roots} =
+ case proplists:get_bool(to_llvm, Options) of
+ false ->
+ {RtlCfg4, []};
+ true ->
+ hipe_llvm_liveness:analyze(RtlCfg4)
+ end,
+ pp(RtlCfg5, MFA, rtl, pp_rtl, Options, Servers),
+ LinearRTL1 = hipe_rtl_cfg:linearize(RtlCfg5),
LinearRTL2 = hipe_rtl_cleanup_const:cleanup(LinearRTL1),
%% hipe_rtl:pp(standard_io, LinearRTL2),
- LinearRTL2.
+ {LinearRTL2, Roots}.
translate_to_rtl(Icode, Options) ->
%% GC tests should have been added in the conversion to Icode.
@@ -540,6 +557,17 @@ rtl_to_native(MFA, LinearRTL, Options, DebugState) ->
put(hipe_debug, DebugState),
LinearNativeCode.
+%% Translate Linear RTL to binary code using LLVM.
+rtl_to_llvm_to_binary(MFA, LinearRTL, Roots, Options, DebugState) ->
+ ?opt_start_timer("LLVM native code"),
+ %% BinaryCode is a tuple, as defined in llvm/hipe_llvm_main module, which
+ %% contains the binary code together with info needed by the loader, e.g.
+ %% ConstTab, Refs, LabelMap, etc.
+ BinaryCode = hipe_llvm_main:rtl_to_native(MFA, LinearRTL, Roots, Options),
+ ?opt_stop_timer("LLVM native code"),
+ put(hipe_debug, DebugState),
+ {llvm_binary, BinaryCode}.
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Debugging stuff ...
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 06:29:33 +0000