Reviewers: Toon Verwaest,
Message:
PTAL.
Description:
Spill doubles correctly for x32 port.
Please review this at https://codereview.chromium.org/324253004/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+6, -0 lines):
M src/x64/lithium-x64.cc
Index: src/x64/lithium-x64.cc
diff --git a/src/x64/lithium-x64.cc b/src/x64/lithium-x64.cc
index
bb2ecc06b8e4e374e838cf2847f08221ed9f8faa..ec717504c6d7eddce1e12d90ebc65fcfa12b64e8
100644
--- a/src/x64/lithium-x64.cc
+++ b/src/x64/lithium-x64.cc
@@ -331,6 +331,12 @@ void LAccessArgumentsAt::PrintDataTo(StringStream*
stream) {
int LPlatformChunk::GetNextSpillIndex(RegisterKind kind) {
+ if (kind == DOUBLE_REGISTERS && kDoubleSize == 2 * kPointerSize) {
+ // Skip a slot if for a double-width slot for x32 port.
+ // TODO(haitao): make sure spilled doubles are aligned for x32 port.
+ spill_slot_count_++;
+ spill_slot_count_ |= 1;
+ }
return spill_slot_count_++;
}
--
--
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