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author | Moonchild <git-repo@palemoon.org> | 2020-02-26 02:38:18 +0100 |
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committer | GitHub <noreply@github.com> | 2020-02-26 02:38:18 +0100 |
commit | cce2bc96771613f51659e9209181e0d54a3fee96 (patch) | |
tree | cbeec2384bd44bab37cd787215ec830fa8b356cd /js/src/jit/CacheIR.h | |
parent | 35c26c6c19e66fabcb230fb074e76e243df04d2b (diff) | |
parent | ecdeefc4dd5624e824e696ac1c492c0b103f4acd (diff) | |
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Merge pull request #1461 from MoonchildProductions/ubbo
Back out unboxed array/object removals
Diffstat (limited to 'js/src/jit/CacheIR.h')
-rw-r--r-- | js/src/jit/CacheIR.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/jit/CacheIR.h b/js/src/jit/CacheIR.h index ae55cfebb..51e55f48b 100644 --- a/js/src/jit/CacheIR.h +++ b/js/src/jit/CacheIR.h @@ -87,12 +87,16 @@ class ObjOperandId : public OperandId _(GuardClass) \ _(GuardSpecificObject) \ _(GuardNoDetachedTypedObjects) \ + _(GuardNoUnboxedExpando) \ + _(GuardAndLoadUnboxedExpando) \ _(LoadObject) \ _(LoadProto) \ _(LoadFixedSlotResult) \ _(LoadDynamicSlotResult) \ + _(LoadUnboxedPropertyResult) \ _(LoadTypedObjectResult) \ _(LoadInt32ArrayLengthResult) \ + _(LoadUnboxedArrayLengthResult) \ _(LoadArgumentsObjectLengthResult) \ _(LoadUndefinedResult) @@ -124,6 +128,7 @@ struct StubField { enum class GuardClassKind { Array, + UnboxedArray, MappedArguments, UnmappedArguments, }; @@ -271,6 +276,15 @@ class MOZ_RAII CacheIRWriter void guardNoDetachedTypedObjects() { writeOp(CacheOp::GuardNoDetachedTypedObjects); } + void guardNoUnboxedExpando(ObjOperandId obj) { + writeOpWithOperandId(CacheOp::GuardNoUnboxedExpando, obj); + } + ObjOperandId guardAndLoadUnboxedExpando(ObjOperandId obj) { + ObjOperandId res(nextOperandId_++); + writeOpWithOperandId(CacheOp::GuardAndLoadUnboxedExpando, obj); + writeOperandId(res); + return res; + } ObjOperandId loadObject(JSObject* obj) { ObjOperandId res(nextOperandId_++); @@ -296,6 +310,11 @@ class MOZ_RAII CacheIRWriter writeOpWithOperandId(CacheOp::LoadDynamicSlotResult, obj); addStubWord(offset, StubField::GCType::NoGCThing); } + void loadUnboxedPropertyResult(ObjOperandId obj, JSValueType type, size_t offset) { + writeOpWithOperandId(CacheOp::LoadUnboxedPropertyResult, obj); + buffer_.writeByte(uint32_t(type)); + addStubWord(offset, StubField::GCType::NoGCThing); + } void loadTypedObjectResult(ObjOperandId obj, uint32_t offset, TypedThingLayout layout, uint32_t typeDescr) { MOZ_ASSERT(uint32_t(layout) <= UINT8_MAX); @@ -308,6 +327,9 @@ class MOZ_RAII CacheIRWriter void loadInt32ArrayLengthResult(ObjOperandId obj) { writeOpWithOperandId(CacheOp::LoadInt32ArrayLengthResult, obj); } + void loadUnboxedArrayLengthResult(ObjOperandId obj) { + writeOpWithOperandId(CacheOp::LoadUnboxedArrayLengthResult, obj); + } void loadArgumentsObjectLengthResult(ObjOperandId obj) { writeOpWithOperandId(CacheOp::LoadArgumentsObjectLengthResult, obj); } @@ -389,6 +411,9 @@ class MOZ_RAII GetPropIRGenerator PreliminaryObjectAction preliminaryObjectAction_; MOZ_MUST_USE bool tryAttachNative(CacheIRWriter& writer, HandleObject obj, ObjOperandId objId); + MOZ_MUST_USE bool tryAttachUnboxed(CacheIRWriter& writer, HandleObject obj, ObjOperandId objId); + MOZ_MUST_USE bool tryAttachUnboxedExpando(CacheIRWriter& writer, HandleObject obj, + ObjOperandId objId); MOZ_MUST_USE bool tryAttachTypedObject(CacheIRWriter& writer, HandleObject obj, ObjOperandId objId); MOZ_MUST_USE bool tryAttachObjectLength(CacheIRWriter& writer, HandleObject obj, |