Closed Bug 557378 Opened 15 years ago Closed 14 years ago

[meta] slim down JSStackFrame

Categories

(Core :: JavaScript Engine, defect)

Product:
Core
Component:
JavaScript Engine
Platform:
x86
Linux
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
RESOLVED FIXED

People

(Reporter: luke, Unassigned)

References

(
URL
)

Details

From measurements of JS-heavy sites and bencharmks, JSStackFrames account for more than half our stack memory usage. Removing members improves spatial locality and speeds up inline call. This bug tracks bugs for removing various members that have already been created.
Depends on: 530650
Depends on: 546848
Depends on: 586533
Depends on: 593882, 595073, 595074
No longer depends on: 530650, 550639, 586533
The stack frame is down to 12 words, only 4 of which are actually touch on the common method-jit call path (less on return).
Status: NEW → RESOLVED
Closed: 14 years ago
Resolution: --- → FIXED
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