Reviewers: Benedikt Meurer,
Description:
Add support for on-heap typed arrays to HLoadKeyed::InferRange
BUG=v8:3996
[email protected]
LOG=n
Please review this at https://codereview.chromium.org/1126413005/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+5, -0 lines):
M src/hydrogen-instructions.cc
Index: src/hydrogen-instructions.cc
diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
index
8006b7810095ba75f222d0a3141c3771e6d96088..2db3c43c68ea08686ee324cef5a3d3089db0acc4
100644
--- a/src/hydrogen-instructions.cc
+++ b/src/hydrogen-instructions.cc
@@ -3198,13 +3198,18 @@ Range* HLoadNamedField::InferRange(Zone* zone) {
Range* HLoadKeyed::InferRange(Zone* zone) {
switch (elements_kind()) {
case EXTERNAL_INT8_ELEMENTS:
+ case INT8_ELEMENTS:
return new(zone) Range(kMinInt8, kMaxInt8);
case EXTERNAL_UINT8_ELEMENTS:
case EXTERNAL_UINT8_CLAMPED_ELEMENTS:
+ case UINT8_ELEMENTS:
+ case UINT8_CLAMPED_ELEMENTS:
return new(zone) Range(kMinUInt8, kMaxUInt8);
case EXTERNAL_INT16_ELEMENTS:
+ case INT16_ELEMENTS:
return new(zone) Range(kMinInt16, kMaxInt16);
case EXTERNAL_UINT16_ELEMENTS:
+ case UINT16_ELEMENTS:
return new(zone) Range(kMinUInt16, kMaxUInt16);
default:
return HValue::InferRange(zone);
--
--
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