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8261235: C1 compilation fails with assert(res->vreg_number() == index) failed: conversion check #622

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8261235: C1 compilation fails with assert(res->vreg_number() == index) failed: conversion check #622

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8261235: C1 compilation fails with assert(res->vreg_number() == index…
zangcq Feb 7, 2025
c44095f
Fix codestyle
zangcq Mar 12, 2025
8749dc3
Fix codestyle
zangcq May 19, 2025
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2 changes: 1 addition & 1 deletion hotspot/src/share/vm/c1/c1_LIRGenerator.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1046,7 +1046,7 @@ LIR_Opr LIRGenerator::new_register(BasicType type) {
if (vreg_num + 20 >= LIR_OprDesc::vreg_max) {
bailout("out of virtual registers in LIR generator");
if (vreg_num + 2 >= LIR_OprDesc::vreg_max) {
// Wrap it around and continue until bailout really happens to avoid hitting assertions.
// Wrap it around and continue until bailout really happens to avoid hitting assertions.
_virtual_register_number = LIR_OprDesc::vreg_base;
vreg_num = LIR_OprDesc::vreg_base;
}
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