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Diffstat (limited to 'deps/v8/src/mips/code-stubs-mips.h')
-rw-r--r--deps/v8/src/mips/code-stubs-mips.h134
1 files changed, 4 insertions, 130 deletions
diff --git a/deps/v8/src/mips/code-stubs-mips.h b/deps/v8/src/mips/code-stubs-mips.h
index 1ae1d3454f..8c9d22ae5d 100644
--- a/deps/v8/src/mips/code-stubs-mips.h
+++ b/deps/v8/src/mips/code-stubs-mips.h
@@ -69,7 +69,7 @@ class StoreBufferOverflowStub: public PlatformCodeStub {
void Generate(MacroAssembler* masm);
- virtual bool IsPregenerated() { return true; }
+ virtual bool IsPregenerated(Isolate* isolate) V8_OVERRIDE { return true; }
static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate);
virtual bool SometimesSetsUpAFrame() { return false; }
@@ -240,7 +240,7 @@ class WriteInt32ToHeapNumberStub : public PlatformCodeStub {
ASSERT(SignRegisterBits::is_valid(sign_.code()));
}
- bool IsPregenerated();
+ virtual bool IsPregenerated(Isolate* isolate) V8_OVERRIDE;
static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate);
private:
@@ -316,7 +316,7 @@ class RecordWriteStub: public PlatformCodeStub {
INCREMENTAL_COMPACTION
};
- virtual bool IsPregenerated();
+ virtual bool IsPregenerated(Isolate* isolate) V8_OVERRIDE;
static void GenerateFixedRegStubsAheadOfTime(Isolate* isolate);
virtual bool SometimesSetsUpAFrame() { return false; }
@@ -391,7 +391,7 @@ class RecordWriteStub: public PlatformCodeStub {
address_(address),
scratch0_(scratch0) {
ASSERT(!AreAliased(scratch0, object, address, no_reg));
- scratch1_ = GetRegThatIsNotOneOf(object_, address_, scratch0_);
+ scratch1_ = GetRegisterThatIsNotOneOf(object_, address_, scratch0_);
}
void Save(MacroAssembler* masm) {
@@ -434,19 +434,6 @@ class RecordWriteStub: public PlatformCodeStub {
Register scratch0_;
Register scratch1_;
- Register GetRegThatIsNotOneOf(Register r1,
- Register r2,
- Register r3) {
- for (int i = 0; i < Register::NumAllocatableRegisters(); i++) {
- Register candidate = Register::FromAllocationIndex(i);
- if (candidate.is(r1)) continue;
- if (candidate.is(r2)) continue;
- if (candidate.is(r3)) continue;
- return candidate;
- }
- UNREACHABLE();
- return no_reg;
- }
friend class RecordWriteStub;
};
@@ -527,119 +514,6 @@ class DirectCEntryStub: public PlatformCodeStub {
bool NeedsImmovableCode() { return true; }
};
-class FloatingPointHelper : public AllStatic {
- public:
- enum Destination {
- kFPURegisters,
- kCoreRegisters
- };
-
-
- // Loads smis from a0 and a1 (right and left in binary operations) into
- // floating point registers. Depending on the destination the values ends up
- // either f14 and f12 or in a2/a3 and a0/a1 respectively. If the destination
- // is floating point registers FPU must be supported. If core registers are
- // requested when FPU is supported f12 and f14 will be scratched.
- static void LoadSmis(MacroAssembler* masm,
- Destination destination,
- Register scratch1,
- Register scratch2);
-
- // Convert the smi or heap number in object to an int32 using the rules
- // for ToInt32 as described in ECMAScript 9.5.: the value is truncated
- // and brought into the range -2^31 .. +2^31 - 1.
- static void ConvertNumberToInt32(MacroAssembler* masm,
- Register object,
- Register dst,
- Register heap_number_map,
- Register scratch1,
- Register scratch2,
- Register scratch3,
- FPURegister double_scratch,
- Label* not_int32);
-
- // Converts the integer (untagged smi) in |int_scratch| to a double, storing
- // the result either in |double_dst| or |dst2:dst1|, depending on
- // |destination|.
- // Warning: The value in |int_scratch| will be changed in the process!
- static void ConvertIntToDouble(MacroAssembler* masm,
- Register int_scratch,
- Destination destination,
- FPURegister double_dst,
- Register dst1,
- Register dst2,
- Register scratch2,
- FPURegister single_scratch);
-
- // Load the number from object into double_dst in the double format.
- // Control will jump to not_int32 if the value cannot be exactly represented
- // by a 32-bit integer.
- // Floating point value in the 32-bit integer range that are not exact integer
- // won't be loaded.
- static void LoadNumberAsInt32Double(MacroAssembler* masm,
- Register object,
- Destination destination,
- FPURegister double_dst,
- FPURegister double_scratch,
- Register dst1,
- Register dst2,
- Register heap_number_map,
- Register scratch1,
- Register scratch2,
- FPURegister single_scratch,
- Label* not_int32);
-
- // Loads the number from object into dst as a 32-bit integer.
- // Control will jump to not_int32 if the object cannot be exactly represented
- // by a 32-bit integer.
- // Floating point value in the 32-bit integer range that are not exact integer
- // won't be converted.
- // scratch3 is not used when FPU is supported.
- static void LoadNumberAsInt32(MacroAssembler* masm,
- Register object,
- Register dst,
- Register heap_number_map,
- Register scratch1,
- Register scratch2,
- Register scratch3,
- FPURegister double_scratch0,
- FPURegister double_scratch1,
- Label* not_int32);
-
- // Generates code to call a C function to do a double operation using core
- // registers. (Used when FPU is not supported.)
- // This code never falls through, but returns with a heap number containing
- // the result in v0.
- // Register heapnumber_result must be a heap number in which the
- // result of the operation will be stored.
- // Requires the following layout on entry:
- // a0: Left value (least significant part of mantissa).
- // a1: Left value (sign, exponent, top of mantissa).
- // a2: Right value (least significant part of mantissa).
- // a3: Right value (sign, exponent, top of mantissa).
- static void CallCCodeForDoubleOperation(MacroAssembler* masm,
- Token::Value op,
- Register heap_number_result,
- Register scratch);
-
- // Loads the objects from |object| into floating point registers.
- // Depending on |destination| the value ends up either in |dst| or
- // in |dst1|/|dst2|. If |destination| is kFPURegisters, then FPU
- // must be supported. If kCoreRegisters are requested and FPU is
- // supported, |dst| will be scratched. If |object| is neither smi nor
- // heap number, |not_number| is jumped to with |object| still intact.
- static void LoadNumber(MacroAssembler* masm,
- FloatingPointHelper::Destination destination,
- Register object,
- FPURegister dst,
- Register dst1,
- Register dst2,
- Register heap_number_map,
- Register scratch1,
- Register scratch2,
- Label* not_number);
-};
-
class NameDictionaryLookupStub: public PlatformCodeStub {
public:
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-13 00:03:29 +0000