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Unified Diff: src/x87/code-stubs-x87.cc

Issue 1251593009: convert a bunch of DCHECKs to STATIC_ASSERT (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: add missing include Created 5 years, 5 months ago
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Index: src/x87/code-stubs-x87.cc
diff --git a/src/x87/code-stubs-x87.cc b/src/x87/code-stubs-x87.cc
index 9eae32ab2f122a65ec800e165ec247fc5b156b2f..c1d12b744db633df01ccb33de69b69b828b2422b 100644
--- a/src/x87/code-stubs-x87.cc
+++ b/src/x87/code-stubs-x87.cc
@@ -3616,11 +3616,11 @@ void NameDictionaryLookupStub::GenerateNegativeLookup(MacroAssembler* masm,
NameDictionary::GetProbeOffset(i))));
// Scale the index by multiplying by the entry size.
- DCHECK(NameDictionary::kEntrySize == 3);
+ STATIC_ASSERT(NameDictionary::kEntrySize == 3);
__ lea(index, Operand(index, index, times_2, 0)); // index *= 3.
Register entity_name = r0;
// Having undefined at this place means the name is not contained.
- DCHECK_EQ(kSmiTagSize, 1);
+ STATIC_ASSERT(kSmiTagSize == 1);
__ mov(entity_name, Operand(properties, index, times_half_pointer_size,
kElementsStartOffset - kHeapObjectTag));
__ cmp(entity_name, masm->isolate()->factory()->undefined_value());
@@ -3688,7 +3688,7 @@ void NameDictionaryLookupStub::GeneratePositiveLookup(MacroAssembler* masm,
__ and_(r0, r1);
// Scale the index by multiplying by the entry size.
- DCHECK(NameDictionary::kEntrySize == 3);
+ STATIC_ASSERT(NameDictionary::kEntrySize == 3);
__ lea(r0, Operand(r0, r0, times_2, 0)); // r0 = r0 * 3
// Check if the key is identical to the name.
@@ -3751,11 +3751,11 @@ void NameDictionaryLookupStub::Generate(MacroAssembler* masm) {
__ and_(scratch, Operand(esp, 0));
// Scale the index by multiplying by the entry size.
- DCHECK(NameDictionary::kEntrySize == 3);
+ STATIC_ASSERT(NameDictionary::kEntrySize == 3);
__ lea(index(), Operand(scratch, scratch, times_2, 0)); // index *= 3.
// Having undefined at this place means the name is not contained.
- DCHECK_EQ(kSmiTagSize, 1);
+ STATIC_ASSERT(kSmiTagSize == 1);
__ mov(scratch, Operand(dictionary(), index(), times_pointer_size,
kElementsStartOffset - kHeapObjectTag));
__ cmp(scratch, isolate()->factory()->undefined_value());
@@ -4464,12 +4464,12 @@ static void CreateArrayDispatchOneArgument(MacroAssembler* masm,
// esp[4] - last argument
Label normal_sequence;
if (mode == DONT_OVERRIDE) {
- DCHECK(FAST_SMI_ELEMENTS == 0);
- DCHECK(FAST_HOLEY_SMI_ELEMENTS == 1);
- DCHECK(FAST_ELEMENTS == 2);
- DCHECK(FAST_HOLEY_ELEMENTS == 3);
- DCHECK(FAST_DOUBLE_ELEMENTS == 4);
- DCHECK(FAST_HOLEY_DOUBLE_ELEMENTS == 5);
+ STATIC_ASSERT(FAST_SMI_ELEMENTS == 0);
+ STATIC_ASSERT(FAST_HOLEY_SMI_ELEMENTS == 1);
+ STATIC_ASSERT(FAST_ELEMENTS == 2);
+ STATIC_ASSERT(FAST_HOLEY_ELEMENTS == 3);
+ STATIC_ASSERT(FAST_DOUBLE_ELEMENTS == 4);
+ STATIC_ASSERT(FAST_HOLEY_DOUBLE_ELEMENTS == 5);
// is the low bit set? If so, we are holey and that is good.
__ test_b(edx, 1);
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