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authorSverker Eriksson <[email protected]>2017-12-20 17:18:31 +0100
committerSverker Eriksson <[email protected]>2018-01-03 16:43:31 +0100
commit3d21f793538927ae88f78504a11dd898e8ca1a7a (patch)
tree84e0a989a53636e3a3f3bc2b84332d4318a3266d
parent44b09e036b31b29dddc3b178e8f6b9fc96a9a874 (diff)
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Fix bug in hipe primop bs_put_utf8
by preventing it from doing GC, which generated code relies on.
-rw-r--r--erts/emulator/hipe/hipe_bif_list.m42
-rw-r--r--erts/emulator/hipe/hipe_native_bif.c9
-rw-r--r--erts/emulator/hipe/hipe_native_bif.h2
-rw-r--r--lib/hipe/main/hipe.app.src2
-rw-r--r--lib/hipe/rtl/hipe_rtl_binary_construct.erl10
5 files changed, 13 insertions, 12 deletions
diff --git a/erts/emulator/hipe/hipe_bif_list.m4 b/erts/emulator/hipe/hipe_bif_list.m4
index b86f2dafdc..b2fccdadef 100644
--- a/erts/emulator/hipe/hipe_bif_list.m4
+++ b/erts/emulator/hipe/hipe_bif_list.m4
@@ -245,7 +245,7 @@ noproc_primop_interface_2(nbif_eq_2, eq)
nofail_primop_interface_3(nbif_bs_get_integer_2, erts_bs_get_integer_2)
nofail_primop_interface_3(nbif_bs_get_binary_2, erts_bs_get_binary_2)
nofail_primop_interface_3(nbif_bs_get_float_2, erts_bs_get_float_2)
-standard_bif_interface_3(nbif_bs_put_utf8, hipe_bs_put_utf8)
+nocons_nofail_primop_interface_3(nbif_bs_put_utf8, hipe_bs_put_utf8)
standard_bif_interface_3(nbif_bs_put_utf16be, hipe_bs_put_utf16be)
standard_bif_interface_3(nbif_bs_put_utf16le, hipe_bs_put_utf16le)
ifdef(`nogc_bif_interface_1',`
diff --git a/erts/emulator/hipe/hipe_native_bif.c b/erts/emulator/hipe/hipe_native_bif.c
index e1c22701d0..6ab7a9e1de 100644
--- a/erts/emulator/hipe/hipe_native_bif.c
+++ b/erts/emulator/hipe/hipe_native_bif.c
@@ -398,12 +398,8 @@ Eterm hipe_bs_utf8_size(Eterm arg)
return make_small(4);
}
-BIF_RETTYPE nbif_impl_hipe_bs_put_utf8(NBIF_ALIST_3)
+Eterm hipe_bs_put_utf8(Process* p, Eterm arg, byte* base, Uint offset)
{
- Process* p = BIF_P;
- Eterm arg = BIF_ARG_1;
- byte* base = (byte*) BIF_ARG_2;
- Uint offset = (Uint) BIF_ARG_3;
byte *save_bin_buf;
Uint save_bin_offset;
int res;
@@ -419,7 +415,8 @@ BIF_RETTYPE nbif_impl_hipe_bs_put_utf8(NBIF_ALIST_3)
erts_current_bin = save_bin_buf;
erts_bin_offset = save_bin_offset;
if (res == 0)
- BIF_ERROR(p, BADARG);
+ return 0;
+ ASSERT(new_offset != 0);
return new_offset;
}
diff --git a/erts/emulator/hipe/hipe_native_bif.h b/erts/emulator/hipe/hipe_native_bif.h
index 1127d4ac56..6321e66e7a 100644
--- a/erts/emulator/hipe/hipe_native_bif.h
+++ b/erts/emulator/hipe/hipe_native_bif.h
@@ -88,7 +88,7 @@ Binary *hipe_bs_reallocate(Binary*, int);
int hipe_bs_put_small_float(Process*, Eterm, Uint, byte*, unsigned, unsigned);
void hipe_bs_put_bits(Eterm, Uint, byte*, unsigned, unsigned);
Eterm hipe_bs_utf8_size(Eterm);
-BIF_RETTYPE nbif_impl_hipe_bs_put_utf8(NBIF_ALIST_3);
+Eterm hipe_bs_put_utf8(Process*, Eterm arg, byte* base, Uint offset);
Eterm hipe_bs_utf16_size(Eterm);
BIF_RETTYPE nbif_impl_hipe_bs_put_utf16be(NBIF_ALIST_3);
BIF_RETTYPE nbif_impl_hipe_bs_put_utf16le(NBIF_ALIST_3);
diff --git a/lib/hipe/main/hipe.app.src b/lib/hipe/main/hipe.app.src
index fb750dd418..eef4b9a34f 100644
--- a/lib/hipe/main/hipe.app.src
+++ b/lib/hipe/main/hipe.app.src
@@ -236,4 +236,4 @@
{applications, [kernel,stdlib]},
{env, []},
{runtime_dependencies, ["syntax_tools-1.6.14","stdlib-3.4","kernel-5.3",
- "erts-9.2","compiler-5.0"]}]}.
+ "erts-9.3","compiler-5.0"]}]}.
diff --git a/lib/hipe/rtl/hipe_rtl_binary_construct.erl b/lib/hipe/rtl/hipe_rtl_binary_construct.erl
index bc215e3abe..ec7044a2b9 100644
--- a/lib/hipe/rtl/hipe_rtl_binary_construct.erl
+++ b/lib/hipe/rtl/hipe_rtl_binary_construct.erl
@@ -168,9 +168,13 @@ gen_rtl(BsOP, Dst, Args, TrueLblName, FalseLblName, SystemLimitLblName, ConstTab
bs_put_utf8 ->
[_Src, _Base, _Offset] = Args,
- NewDsts = get_real(Dst),
- [hipe_rtl:mk_call(NewDsts, bs_put_utf8, Args,
- TrueLblName, FalseLblName, not_remote)];
+ [NewOffs] = get_real(Dst),
+ RetLbl = hipe_rtl:mk_new_label(),
+ [hipe_rtl:mk_call([NewOffs], bs_put_utf8, Args,
+ hipe_rtl:label_name(RetLbl), [], not_remote),
+ RetLbl,
+ hipe_rtl:mk_branch(NewOffs, ne, hipe_rtl:mk_imm(0),
+ TrueLblName, FalseLblName, 0.99)];
bs_utf16_size ->
case Dst of