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-rw-r--r--js/src/irregexp/RegExpEngine.cpp25
-rw-r--r--js/src/irregexp/RegExpEngine.h8
-rw-r--r--js/src/tests/ecma_6/RegExp/unicode-ignoreCase-word-boundary.js25
3 files changed, 50 insertions, 8 deletions
diff --git a/js/src/irregexp/RegExpEngine.cpp b/js/src/irregexp/RegExpEngine.cpp
index 2e19065fd..7116ff1e5 100644
--- a/js/src/irregexp/RegExpEngine.cpp
+++ b/js/src/irregexp/RegExpEngine.cpp
@@ -2358,7 +2358,10 @@ void
BoyerMoorePositionInfo::SetInterval(const Interval& interval)
{
s_ = AddRange(s_, kSpaceRanges, kSpaceRangeCount, interval);
- w_ = AddRange(w_, kWordRanges, kWordRangeCount, interval);
+ if (unicode_ignore_case_)
+ w_ = AddRange(w_, kIgnoreCaseWordRanges, kIgnoreCaseWordRangeCount, interval);
+ else
+ w_ = AddRange(w_, kWordRanges, kWordRangeCount, interval);
d_ = AddRange(d_, kDigitRanges, kDigitRangeCount, interval);
surrogate_ =
AddRange(surrogate_, kSurrogateRanges, kSurrogateRangeCount, interval);
@@ -2395,11 +2398,12 @@ BoyerMoorePositionInfo::SetAll()
BoyerMooreLookahead::BoyerMooreLookahead(LifoAlloc* alloc, size_t length, RegExpCompiler* compiler)
: length_(length), compiler_(compiler), bitmaps_(*alloc)
{
+ bool unicode_ignore_case = compiler->unicode() && compiler->ignore_case();
max_char_ = MaximumCharacter(compiler->ascii());
bitmaps_.reserve(length);
for (size_t i = 0; i < length; i++)
- bitmaps_.append(alloc->newInfallible<BoyerMoorePositionInfo>(alloc));
+ bitmaps_.append(alloc->newInfallible<BoyerMoorePositionInfo>(alloc, unicode_ignore_case));
}
// Find the longest range of lookahead that has the fewest number of different
@@ -3065,15 +3069,22 @@ EmitNotInSurrogatePair(RegExpCompiler* compiler, RegExpNode* on_success, Trace*
// Check for [0-9A-Z_a-z].
static void
EmitWordCheck(RegExpMacroAssembler* assembler,
- jit::Label* word, jit::Label* non_word, bool fall_through_on_word)
+ jit::Label* word, jit::Label* non_word, bool fall_through_on_word,
+ bool unicode_ignore_case)
{
- if (assembler->CheckSpecialCharacterClass(fall_through_on_word ? 'w' : 'W',
+ if (!unicode_ignore_case &&
+ assembler->CheckSpecialCharacterClass(fall_through_on_word ? 'w' : 'W',
fall_through_on_word ? non_word : word))
{
// Optimized implementation available.
return;
}
+ if (unicode_ignore_case) {
+ assembler->CheckCharacter(0x017F, word);
+ assembler->CheckCharacter(0x212A, word);
+ }
+
assembler->CheckCharacterGT('z', non_word);
assembler->CheckCharacterLT('0', non_word);
assembler->CheckCharacterGT('a' - 1, word);
@@ -3122,7 +3133,8 @@ AssertionNode::EmitBoundaryCheck(RegExpCompiler* compiler, Trace* trace)
assembler->LoadCurrentCharacter(trace->cp_offset(), &before_non_word);
}
// Fall through on non-word.
- EmitWordCheck(assembler, &before_word, &before_non_word, false);
+ EmitWordCheck(assembler, &before_word, &before_non_word, false,
+ compiler->unicode() && compiler->ignore_case());
// Next character is not a word character.
assembler->Bind(&before_non_word);
jit::Label ok;
@@ -3162,7 +3174,8 @@ AssertionNode::BacktrackIfPrevious(RegExpCompiler* compiler,
// We already checked that we are not at the start of input so it must be
// OK to load the previous character.
assembler->LoadCurrentCharacter(new_trace.cp_offset() - 1, &dummy, false);
- EmitWordCheck(assembler, word, non_word, backtrack_if_previous == kIsNonWord);
+ EmitWordCheck(assembler, word, non_word, backtrack_if_previous == kIsNonWord,
+ compiler->unicode() && compiler->ignore_case());
assembler->Bind(&fall_through);
on_success()->Emit(compiler, &new_trace);
diff --git a/js/src/irregexp/RegExpEngine.h b/js/src/irregexp/RegExpEngine.h
index 78c784aaf..1a8fd4b22 100644
--- a/js/src/irregexp/RegExpEngine.h
+++ b/js/src/irregexp/RegExpEngine.h
@@ -1195,13 +1195,14 @@ AddRange(ContainedInLattice a,
class BoyerMoorePositionInfo
{
public:
- explicit BoyerMoorePositionInfo(LifoAlloc* alloc)
+ explicit BoyerMoorePositionInfo(LifoAlloc* alloc, bool unicode_ignore_case)
: map_(*alloc),
map_count_(0),
w_(kNotYet),
s_(kNotYet),
d_(kNotYet),
- surrogate_(kNotYet)
+ surrogate_(kNotYet),
+ unicode_ignore_case_(unicode_ignore_case)
{
map_.reserve(kMapSize);
for (int i = 0; i < kMapSize; i++)
@@ -1228,6 +1229,9 @@ class BoyerMoorePositionInfo
ContainedInLattice s_; // The \s character class.
ContainedInLattice d_; // The \d character class.
ContainedInLattice surrogate_; // Surrogate UTF-16 code units.
+
+ // True if the RegExp has unicode and ignoreCase flags.
+ bool unicode_ignore_case_;
};
typedef InfallibleVector<BoyerMoorePositionInfo*, 1> BoyerMoorePositionInfoVector;
diff --git a/js/src/tests/ecma_6/RegExp/unicode-ignoreCase-word-boundary.js b/js/src/tests/ecma_6/RegExp/unicode-ignoreCase-word-boundary.js
new file mode 100644
index 000000000..c1a04bd3d
--- /dev/null
+++ b/js/src/tests/ecma_6/RegExp/unicode-ignoreCase-word-boundary.js
@@ -0,0 +1,25 @@
+var BUGNUMBER = 1338373;
+var summary = "Word boundary should match U+017F and U+212A in unicode+ignoreCase.";
+
+assertEq(/\b/iu.test('\u017F'), true);
+assertEq(/\b/i.test('\u017F'), false);
+assertEq(/\b/u.test('\u017F'), false);
+assertEq(/\b/.test('\u017F'), false);
+
+assertEq(/\b/iu.test('\u212A'), true);
+assertEq(/\b/i.test('\u212A'), false);
+assertEq(/\b/u.test('\u212A'), false);
+assertEq(/\b/.test('\u212A'), false);
+
+assertEq(/\B/iu.test('\u017F'), false);
+assertEq(/\B/i.test('\u017F'), true);
+assertEq(/\B/u.test('\u017F'), true);
+assertEq(/\B/.test('\u017F'), true);
+
+assertEq(/\B/iu.test('\u212A'), false);
+assertEq(/\B/i.test('\u212A'), true);
+assertEq(/\B/u.test('\u212A'), true);
+assertEq(/\B/.test('\u212A'), true);
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 22:04:05 +0000