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-rw-r--r--lib/hipe/main/hipe.app.src1
-rw-r--r--lib/hipe/main/hipe.erl10
-rw-r--r--lib/hipe/main/hipe_main.erl5
3 files changed, 12 insertions, 4 deletions
diff --git a/lib/hipe/main/hipe.app.src b/lib/hipe/main/hipe.app.src
index eef4b9a34f..1138d72dd2 100644
--- a/lib/hipe/main/hipe.app.src
+++ b/lib/hipe/main/hipe.app.src
@@ -179,6 +179,7 @@
hipe_rtl_to_sparc,
hipe_rtl_to_x86,
hipe_rtl_varmap,
+ hipe_rtl_verify_gcsafe,
hipe_segment_trees,
hipe_sdi,
hipe_sparc,
diff --git a/lib/hipe/main/hipe.erl b/lib/hipe/main/hipe.erl
index 19b4e8bfe2..acb9b7b062 100644
--- a/lib/hipe/main/hipe.erl
+++ b/lib/hipe/main/hipe.erl
@@ -1414,6 +1414,7 @@ opt_keys() ->
use_clusters,
use_jumptable,
verbose,
+ verify_gcsafe,
%% verbose_spills,
x87].
@@ -1510,7 +1511,8 @@ opt_negations() ->
{no_use_callgraph, use_callgraph},
{no_use_clusters, use_clusters},
{no_use_inline_atom_search, use_inline_atom_search},
- {no_use_indexing, use_indexing}].
+ {no_use_indexing, use_indexing},
+ {no_verify_gcsafe, verify_gcsafe}].
%% Don't use negative forms in right-hand sides of aliases and expansions!
%% We only expand negations once, before the other expansions are done.
@@ -1616,11 +1618,11 @@ llvm_support_available() ->
get_llvm_version() ->
OptStr = os:cmd("opt -version"),
SubStr = "LLVM version ", N = length(SubStr),
- case string:str(OptStr, SubStr) of
- 0 -> % No opt available
+ case string:find(OptStr, SubStr) of
+ nomatch -> % No opt available
{0, 0};
S ->
- case string:tokens(string:sub_string(OptStr, S + N), ".") of
+ case string:lexemes(string:slice(S, N), ".") of
[MajorS, MinorS | _] ->
case {string:to_integer(MajorS), string:to_integer(MinorS)} of
{{Major, ""}, {Minor, _}}
diff --git a/lib/hipe/main/hipe_main.erl b/lib/hipe/main/hipe_main.erl
index dca6fddec3..4b5eb4c63e 100644
--- a/lib/hipe/main/hipe_main.erl
+++ b/lib/hipe/main/hipe_main.erl
@@ -410,6 +410,11 @@ icode_to_rtl(MFA, Icode, Options, Servers) ->
hipe_llvm_liveness:analyze(RtlCfg4)
end,
pp(RtlCfg5, MFA, rtl, pp_rtl, Options, Servers),
+ case proplists:get_bool(verify_gcsafe, Options) of
+ false -> ok;
+ true ->
+ ok = hipe_rtl_verify_gcsafe:check(RtlCfg5)
+ end,
LinearRTL1 = hipe_rtl_cfg:linearize(RtlCfg5),
LinearRTL2 = hipe_rtl_cleanup_const:cleanup(LinearRTL1),
%% hipe_rtl:pp(standard_io, LinearRTL2),