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Line
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-- a/Source/JavaScriptCore/llint/LowLevelInterpreter32_64.asm |
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++ b/Source/JavaScriptCore/llint/LowLevelInterpreter32_64.asm |
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Lines 1579-1591
llintOpWithMetadata(op_put_by_id, OpPutById, macro (size, get, dispatch, metadat
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| 1579 |
loadp StructureChain::m_vector[t3], t3 |
1579 |
loadp StructureChain::m_vector[t3], t3 |
| 1580 |
assert(macro (ok) btpnz t3, ok end) |
1580 |
assert(macro (ok) btpnz t3, ok end) |
| 1581 |
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1581 |
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| 1582 |
loadp Structure::m_prototype[t2], t2 |
1582 |
loadp Structure::m_prototype + PayloadOffset[t2], t2 |
| 1583 |
btpz t2, .opPutByIdTransitionChainDone |
1583 |
btpz t2, .opPutByIdTransitionChainDone |
| 1584 |
.opPutByIdTransitionChainLoop: |
1584 |
.opPutByIdTransitionChainLoop: |
| 1585 |
loadp [t3], t1 |
1585 |
loadp [t3], t1 |
| 1586 |
bineq t1, JSCell::m_structureID[t2], .opPutByIdSlow |
1586 |
bineq t1, JSCell::m_structureID[t2], .opPutByIdSlow |
| 1587 |
addp 4, t3 |
1587 |
addp 4, t3 |
| 1588 |
loadp Structure::m_prototype[t1], t2 |
1588 |
loadp Structure::m_prototype + PayloadOffset[t1], t2 |
| 1589 |
btpnz t2, .opPutByIdTransitionChainLoop |
1589 |
btpnz t2, .opPutByIdTransitionChainLoop |
| 1590 |
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1590 |
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| 1591 |
.opPutByIdTransitionChainDone: |
1591 |
.opPutByIdTransitionChainDone: |
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Lines 2251-2257
end)
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| 2251 |
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2251 |
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| 2252 |
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2252 |
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| 2253 |
op(llint_throw_from_slow_path_trampoline, macro() |
2253 |
op(llint_throw_from_slow_path_trampoline, macro() |
| 2254 |
loadp Callee[cfr], t1 |
2254 |
loadp Callee + PayloadOffset[cfr], t1 |
| 2255 |
convertCalleeToVM(t1) |
2255 |
convertCalleeToVM(t1) |
| 2256 |
copyCalleeSavesToVMEntryFrameCalleeSavesBuffer(t1, t2) |
2256 |
copyCalleeSavesToVMEntryFrameCalleeSavesBuffer(t1, t2) |
| 2257 |
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2257 |
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Lines 2260-2266
op(llint_throw_from_slow_path_trampoline, macro()
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| 2260 |
# When throwing from the interpreter (i.e. throwing from LLIntSlowPaths), so |
2260 |
# When throwing from the interpreter (i.e. throwing from LLIntSlowPaths), so |
| 2261 |
# the throw target is not necessarily interpreted code, we come to here. |
2261 |
# the throw target is not necessarily interpreted code, we come to here. |
| 2262 |
# This essentially emulates the JIT's throwing protocol. |
2262 |
# This essentially emulates the JIT's throwing protocol. |
| 2263 |
loadp Callee[cfr], t1 |
2263 |
loadp Callee + PayloadOffset[cfr], t1 |
| 2264 |
convertCalleeToVM(t1) |
2264 |
convertCalleeToVM(t1) |
| 2265 |
jmp VM::targetMachinePCForThrow[t1] |
2265 |
jmp VM::targetMachinePCForThrow[t1] |
| 2266 |
end) |
2266 |
end) |
