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

Issue 2625073002: Revert of Internalize strings in-place (Closed)
Patch Set: Created 3 years, 11 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 4d161d4fed024904f5310aa2a220c395d27dbb5a..31ee17bdcf60f14e3a73ab752421b727336d2662 100644
--- a/src/x87/code-stubs-x87.cc
+++ b/src/x87/code-stubs-x87.cc
@@ -425,7 +425,7 @@
// (8) Is the external string one byte? If yes, go to (5).
// (9) Two byte sequential. Load regexp code for two byte. Go to (E).
// (10) Short external string or not a string? If yes, bail out to runtime.
- // (11) Sliced or thin string. Replace subject with parent. Go to (1).
+ // (11) Sliced string. Replace subject with parent. Go to (1).
Label seq_one_byte_string /* 5 */, seq_two_byte_string /* 9 */,
external_string /* 7 */, check_underlying /* 1 */,
@@ -455,7 +455,6 @@
// have already been covered.
STATIC_ASSERT(kConsStringTag < kExternalStringTag);
STATIC_ASSERT(kSlicedStringTag > kExternalStringTag);
- STATIC_ASSERT(kThinStringTag > kExternalStringTag);
STATIC_ASSERT(kIsNotStringMask > kExternalStringTag);
STATIC_ASSERT(kShortExternalStringTag > kExternalStringTag);
__ cmp(ebx, Immediate(kExternalStringTag));
@@ -734,17 +733,10 @@
__ test(ebx, Immediate(kIsNotStringMask | kShortExternalStringTag));
__ j(not_zero, &runtime);
- // (11) Sliced or thin string. Replace subject with parent. Go to (1).
- Label thin_string;
- __ cmp(ebx, Immediate(kThinStringTag));
- __ j(equal, &thin_string, Label::kNear);
+ // (11) Sliced string. Replace subject with parent. Go to (1).
// Load offset into edi and replace subject string with parent.
__ mov(edi, FieldOperand(eax, SlicedString::kOffsetOffset));
__ mov(eax, FieldOperand(eax, SlicedString::kParentOffset));
- __ jmp(&check_underlying); // Go to (1).
-
- __ bind(&thin_string);
- __ mov(eax, FieldOperand(eax, ThinString::kActualOffset));
__ jmp(&check_underlying); // Go to (1).
#endif // V8_INTERPRETED_REGEXP
}
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