Index: src/mips64/macro-assembler-mips64.cc |
diff --git a/src/mips64/macro-assembler-mips64.cc b/src/mips64/macro-assembler-mips64.cc |
index 8ab4597094c7a5aa3521d5bcfcee53acda589d64..7a49ed0ba4a7107596ac980ce71ea607576e06cc 100644 |
--- a/src/mips64/macro-assembler-mips64.cc |
+++ b/src/mips64/macro-assembler-mips64.cc |
@@ -5397,88 +5397,6 @@ void MacroAssembler::JumpIfNotHeapNumber(Register object, |
} |
-void MacroAssembler::LookupNumberStringCache(Register object, |
- Register result, |
- Register scratch1, |
- Register scratch2, |
- Register scratch3, |
- Label* not_found) { |
- // Use of registers. Register result is used as a temporary. |
- Register number_string_cache = result; |
- Register mask = scratch3; |
- |
- // Load the number string cache. |
- LoadRoot(number_string_cache, Heap::kNumberStringCacheRootIndex); |
- |
- // Make the hash mask from the length of the number string cache. It |
- // contains two elements (number and string) for each cache entry. |
- ld(mask, FieldMemOperand(number_string_cache, FixedArray::kLengthOffset)); |
- // Divide length by two (length is a smi). |
- // dsra(mask, mask, kSmiTagSize + 1); |
- dsra32(mask, mask, 1); |
- Daddu(mask, mask, -1); // Make mask. |
- |
- // Calculate the entry in the number string cache. The hash value in the |
- // number string cache for smis is just the smi value, and the hash for |
- // doubles is the xor of the upper and lower words. See |
- // Heap::GetNumberStringCache. |
- Label is_smi; |
- Label load_result_from_cache; |
- JumpIfSmi(object, &is_smi); |
- CheckMap(object, |
- scratch1, |
- Heap::kHeapNumberMapRootIndex, |
- not_found, |
- DONT_DO_SMI_CHECK); |
- |
- STATIC_ASSERT(8 == kDoubleSize); |
- Daddu(scratch1, |
- object, |
- Operand(HeapNumber::kValueOffset - kHeapObjectTag)); |
- ld(scratch2, MemOperand(scratch1, kPointerSize)); |
- ld(scratch1, MemOperand(scratch1, 0)); |
- Xor(scratch1, scratch1, Operand(scratch2)); |
- And(scratch1, scratch1, Operand(mask)); |
- |
- // Calculate address of entry in string cache: each entry consists |
- // of two pointer sized fields. |
- dsll(scratch1, scratch1, kPointerSizeLog2 + 1); |
- Daddu(scratch1, number_string_cache, scratch1); |
- |
- Register probe = mask; |
- ld(probe, FieldMemOperand(scratch1, FixedArray::kHeaderSize)); |
- JumpIfSmi(probe, not_found); |
- ldc1(f12, FieldMemOperand(object, HeapNumber::kValueOffset)); |
- ldc1(f14, FieldMemOperand(probe, HeapNumber::kValueOffset)); |
- BranchF(&load_result_from_cache, NULL, eq, f12, f14); |
- Branch(not_found); |
- |
- bind(&is_smi); |
- Register scratch = scratch1; |
- // dsra(scratch, object, 1); // Shift away the tag. |
- dsra32(scratch, scratch, 0); |
- And(scratch, mask, Operand(scratch)); |
- |
- // Calculate address of entry in string cache: each entry consists |
- // of two pointer sized fields. |
- dsll(scratch, scratch, kPointerSizeLog2 + 1); |
- Daddu(scratch, number_string_cache, scratch); |
- |
- // Check if the entry is the smi we are looking for. |
- ld(probe, FieldMemOperand(scratch, FixedArray::kHeaderSize)); |
- Branch(not_found, ne, object, Operand(probe)); |
- |
- // Get the result from the cache. |
- bind(&load_result_from_cache); |
- ld(result, FieldMemOperand(scratch, FixedArray::kHeaderSize + kPointerSize)); |
- |
- IncrementCounter(isolate()->counters()->number_to_string_native(), |
- 1, |
- scratch1, |
- scratch2); |
-} |
- |
- |
void MacroAssembler::JumpIfNonSmisNotBothSequentialOneByteStrings( |
Register first, Register second, Register scratch1, Register scratch2, |
Label* failure) { |