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-rw-r--r--mfbt/decimal/to-moz-dependencies.patch224
1 files changed, 224 insertions, 0 deletions
diff --git a/mfbt/decimal/to-moz-dependencies.patch b/mfbt/decimal/to-moz-dependencies.patch
new file mode 100644
index 0000000000..25f52d7bf7
--- /dev/null
+++ b/mfbt/decimal/to-moz-dependencies.patch
@@ -0,0 +1,224 @@
+diff --git a/mfbt/decimal/Decimal.cpp b/mfbt/decimal/Decimal.cpp
+--- a/mfbt/decimal/Decimal.cpp
++++ b/mfbt/decimal/Decimal.cpp
+@@ -23,22 +23,20 @@
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+-#include "platform/Decimal.h"
++#include "Decimal.h"
++#include "moz-decimal-utils.h"
+
+-#include "wtf/Allocator.h"
+-#include "wtf/MathExtras.h"
+-#include "wtf/Noncopyable.h"
+-#include "wtf/text/StringBuilder.h"
++using namespace moz_decimal_utils;
+
+ #include <algorithm>
+ #include <float.h>
+
+ namespace blink {
+
+ namespace DecimalPrivate {
+
+@@ -690,17 +688,17 @@ Decimal Decimal::floor() const
+ if (isNegative() && !isMultiplePowersOfTen(m_data.coefficient(), numberOfDropDigits))
+ ++result;
+ return Decimal(sign(), 0, result);
+ }
+
+ Decimal Decimal::fromDouble(double doubleValue)
+ {
+ if (std::isfinite(doubleValue))
+- return fromString(String::numberToStringECMAScript(doubleValue));
++ return fromString(mozToString(doubleValue));
+
+ if (std::isinf(doubleValue))
+ return infinity(doubleValue < 0 ? Negative : Positive);
+
+ return nan();
+ }
+
+ Decimal Decimal::fromString(const String& str)
+@@ -931,17 +929,17 @@ Decimal Decimal::round() const
+ result /= 10;
+ return Decimal(sign(), 0, result);
+ }
+
+ double Decimal::toDouble() const
+ {
+ if (isFinite()) {
+ bool valid;
+- const double doubleValue = toString().toDouble(&valid);
++ const double doubleValue = mozToDouble(toString(), &valid);
+ return valid ? doubleValue : std::numeric_limits<double>::quiet_NaN();
+ }
+
+ if (isInfinity())
+ return isNegative() ? -std::numeric_limits<double>::infinity() : std::numeric_limits<double>::infinity();
+
+ return std::numeric_limits<double>::quiet_NaN();
+ }
+@@ -984,17 +982,17 @@ String Decimal::toString() const
+ ++coefficient;
+
+ while (originalExponent < 0 && coefficient && !(coefficient % 10)) {
+ coefficient /= 10;
+ ++originalExponent;
+ }
+ }
+
+- const String digits = String::number(coefficient);
++ const String digits = mozToString(coefficient);
+ int coefficientLength = static_cast<int>(digits.length());
+ const int adjustedExponent = originalExponent + coefficientLength - 1;
+ if (originalExponent <= 0 && adjustedExponent >= -6) {
+ if (!originalExponent) {
+ builder.append(digits);
+ return builder.toString();
+ }
+
+@@ -1026,14 +1024,27 @@ String Decimal::toString() const
+ if (adjustedExponent) {
+ builder.append(adjustedExponent < 0 ? "e" : "e+");
+ builder.appendNumber(adjustedExponent);
+ }
+ }
+ return builder.toString();
+ }
+
++bool Decimal::toString(char* strBuf, size_t bufLength) const
++{
++ ASSERT(bufLength > 0);
++ String str = toString();
++ size_t length = str.copy(strBuf, bufLength);
++ if (length < bufLength) {
++ strBuf[length] = '\0';
++ return true;
++ }
++ strBuf[bufLength - 1] = '\0';
++ return false;
++}
++
+ Decimal Decimal::zero(Sign sign)
+ {
+ return Decimal(EncodedData(sign, EncodedData::ClassZero));
+ }
+
+ } // namespace blink
+diff --git a/mfbt/decimal/Decimal.h b/mfbt/decimal/Decimal.h
+--- a/mfbt/decimal/Decimal.h
++++ b/mfbt/decimal/Decimal.h
+@@ -23,26 +23,49 @@
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
++/**
++ * Imported from:
++ * https://chromium.googlesource.com/chromium/src.git/+/master/third_party/WebKit/Source/platform/Decimal.h
++ * Check UPSTREAM-GIT-SHA for the commit ID of the last update from Blink core.
++ */
++
+ #ifndef Decimal_h
+ #define Decimal_h
+
++#include "mozilla/Assertions.h"
++#include <stdint.h>
+ #include "mozilla/Types.h"
+
+-#include "platform/PlatformExport.h"
+-#include "wtf/Allocator.h"
+-#include "wtf/Assertions.h"
+-#include "wtf/text/WTFString.h"
+-#include <stdint.h>
++#include <string>
++
++#ifndef ASSERT
++#define DEFINED_ASSERT_FOR_DECIMAL_H 1
++#define ASSERT MOZ_ASSERT
++#endif
++
++#define PLATFORM_EXPORT
++
++// To use USING_FAST_MALLOC we'd need:
++// https://chromium.googlesource.com/chromium/src.git/+/master/third_party/WebKit/Source/wtf/Allocator.h
++// Since we don't allocate Decimal objects, no need.
++#define USING_FAST_MALLOC(type) \
++ void ignore_this_dummy_method() = delete
++
++#define DISALLOW_NEW() \
++ private: \
++ void* operator new(size_t) = delete; \
++ void* operator new(size_t, void*) = delete; \
++ public:
+
+ namespace blink {
+
+ namespace DecimalPrivate {
+ class SpecialValueHandler;
+ }
+
+ // This class represents decimal base floating point number.
+@@ -139,27 +162,28 @@ public:
+ MFBT_API Decimal abs() const;
+ MFBT_API Decimal ceil() const;
+ MFBT_API Decimal floor() const;
+ MFBT_API Decimal remainder(const Decimal&) const;
+ MFBT_API Decimal round() const;
+
+ MFBT_API double toDouble() const;
+ // Note: toString method supports infinity and nan but fromString not.
+- MFBT_API String toString() const;
++ MFBT_API std::string toString() const;
++ MFBT_API bool toString(char* strBuf, size_t bufLength) const;
+
+ static MFBT_API Decimal fromDouble(double);
+ // fromString supports following syntax EBNF:
+ // number ::= sign? digit+ ('.' digit*) (exponent-marker sign? digit+)?
+ // | sign? '.' digit+ (exponent-marker sign? digit+)?
+ // sign ::= '+' | '-'
+ // exponent-marker ::= 'e' | 'E'
+ // digit ::= '0' | '1' | ... | '9'
+ // Note: fromString doesn't support "infinity" and "nan".
+- static MFBT_API Decimal fromString(const String&);
++ static MFBT_API Decimal fromString(const std::string& aValue);
+ static MFBT_API Decimal infinity(Sign);
+ static MFBT_API Decimal nan();
+ static MFBT_API Decimal zero(Sign);
+
+ // You should not use below methods. We expose them for unit testing.
+ MFBT_API explicit Decimal(const EncodedData&);
+ const EncodedData& value() const { return m_data; }
+
+@@ -178,9 +202,20 @@ private:
+
+ Sign sign() const { return m_data.sign(); }
+
+ EncodedData m_data;
+ };
+
+ } // namespace blink
+
++namespace mozilla {
++typedef blink::Decimal Decimal;
++} // namespace mozilla
++
++#undef USING_FAST_MALLOC
++
++#ifdef DEFINED_ASSERT_FOR_DECIMAL_H
++#undef DEFINED_ASSERT_FOR_DECIMAL_H
++#undef ASSERT
++#endif
++
+ #endif // Decimal_h
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