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authorSverker Eriksson <[email protected]>2017-11-03 16:11:00 +0100
committerSverker Eriksson <[email protected]>2017-11-03 16:11:00 +0100
commit5369e34a892bfd8ab5aa98df330e3bbf19497b71 (patch)
tree3318db2776a9d32f77bdafdee0c5268e760c6607 /erts
parent31e6c79f956f71e80d8f6be48e5ab8df87f2b85c (diff)
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Fix bug in hipe for <<X/utf32>>
by introducing new primop 'is_unicode' with no exception (ab)use and no GC. Replaces bs_validate_unicode which is kept for backward compat for now.
Diffstat (limited to 'erts')
-rw-r--r--erts/emulator/hipe/hipe_bif0.tab1
-rw-r--r--erts/emulator/hipe/hipe_bif_list.m41
-rw-r--r--erts/emulator/hipe/hipe_native_bif.c6
-rw-r--r--erts/emulator/hipe/hipe_native_bif.h2
-rw-r--r--erts/emulator/hipe/hipe_primops.h1
5 files changed, 11 insertions, 0 deletions
diff --git a/erts/emulator/hipe/hipe_bif0.tab b/erts/emulator/hipe/hipe_bif0.tab
index 4038ca7ef8..4f73770d24 100644
--- a/erts/emulator/hipe/hipe_bif0.tab
+++ b/erts/emulator/hipe/hipe_bif0.tab
@@ -140,3 +140,4 @@ atom bs_validate_unicode_retract
atom emulate_fpe
atom emasculate_binary
atom is_divisible
+atom is_unicode \ No newline at end of file
diff --git a/erts/emulator/hipe/hipe_bif_list.m4 b/erts/emulator/hipe/hipe_bif_list.m4
index ada3ab2c83..b86f2dafdc 100644
--- a/erts/emulator/hipe/hipe_bif_list.m4
+++ b/erts/emulator/hipe/hipe_bif_list.m4
@@ -223,6 +223,7 @@ standard_bif_interface_3(nbif_find_na_or_make_stub, hipe_find_na_or_make_stub)
standard_bif_interface_2(nbif_nonclosure_address, hipe_nonclosure_address)
nocons_nofail_primop_interface_0(nbif_fclearerror_error, hipe_fclearerror_error)
standard_bif_interface_2(nbif_is_divisible, hipe_is_divisible)
+noproc_primop_interface_1(nbif_is_unicode, hipe_is_unicode)
/*
* Mbox primops with implicit P parameter.
diff --git a/erts/emulator/hipe/hipe_native_bif.c b/erts/emulator/hipe/hipe_native_bif.c
index d8044fe6da..e1c22701d0 100644
--- a/erts/emulator/hipe/hipe_native_bif.c
+++ b/erts/emulator/hipe/hipe_native_bif.c
@@ -495,6 +495,12 @@ BIF_RETTYPE nbif_impl_hipe_bs_validate_unicode(NBIF_ALIST_1)
return NIL;
}
+Uint hipe_is_unicode(Eterm arg)
+{
+ return (Uint) validate_unicode(arg);
+}
+
+
int hipe_bs_validate_unicode_retract(ErlBinMatchBuffer* mb, Eterm arg)
{
if (!validate_unicode(arg)) {
diff --git a/erts/emulator/hipe/hipe_native_bif.h b/erts/emulator/hipe/hipe_native_bif.h
index 38f874888b..1127d4ac56 100644
--- a/erts/emulator/hipe/hipe_native_bif.h
+++ b/erts/emulator/hipe/hipe_native_bif.h
@@ -67,6 +67,7 @@ AEXTERN(Eterm,nbif_bs_put_utf16be,(Process*,Eterm,byte*,unsigned int));
AEXTERN(Eterm,nbif_bs_put_utf16le,(Process*,Eterm,byte*,unsigned int));
AEXTERN(Eterm,nbif_bs_get_utf16,(void));
AEXTERN(Eterm,nbif_bs_validate_unicode,(Process*,Eterm));
+AEXTERN(Uint,nbif_is_unicode,(Eterm));
AEXTERN(Eterm,nbif_bs_validate_unicode_retract,(void));
AEXTERN(void,nbif_is_divisible,(Process*,Uint,Uint));
@@ -92,6 +93,7 @@ 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);
BIF_RETTYPE nbif_impl_hipe_bs_validate_unicode(NBIF_ALIST_1);
+Uint hipe_is_unicode(Eterm);
struct erl_bin_match_buffer;
int hipe_bs_validate_unicode_retract(struct erl_bin_match_buffer*, Eterm);
BIF_RETTYPE nbif_impl_hipe_is_divisible(NBIF_ALIST_2);
diff --git a/erts/emulator/hipe/hipe_primops.h b/erts/emulator/hipe/hipe_primops.h
index 4fcbc9df38..77f0dfe7e5 100644
--- a/erts/emulator/hipe/hipe_primops.h
+++ b/erts/emulator/hipe/hipe_primops.h
@@ -66,6 +66,7 @@ PRIMOP_LIST(am_bs_put_utf16be, &nbif_bs_put_utf16be)
PRIMOP_LIST(am_bs_put_utf16le, &nbif_bs_put_utf16le)
PRIMOP_LIST(am_bs_get_utf16, &nbif_bs_get_utf16)
PRIMOP_LIST(am_bs_validate_unicode, &nbif_bs_validate_unicode)
+PRIMOP_LIST(am_is_unicode, &nbif_is_unicode)
PRIMOP_LIST(am_bs_validate_unicode_retract, &nbif_bs_validate_unicode_retract)
PRIMOP_LIST(am_is_divisible, &nbif_is_divisible)