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Don't do opportunistic ISA lightup if there are plans to run the AltJit code #110419

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Merged
tannergooding merged 2 commits into from
Dec 6, 2024
Merged

Don't do opportunistic ISA lightup if there are plans to run the AltJit code #110419

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Don't do opportunistic ISA lightup if there are plans to run the AltJ…
tannergooding Dec 4, 2024
a6c743d
Ensure that we can compile in Release builds
tannergooding Dec 5, 2024
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2 changes: 1 addition & 1 deletion src/coreclr/jit/compiler.cpp
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Expand Up @@ -6048,7 +6048,7 @@ int Compiler::compCompile(CORINFO_MODULE_HANDLE classPtr,
// but it requires moving the whole set of logic down into compCompileHelper after compInitOptions has
// run and we're going to end up exiting early if JIT_FLAG_ALT_JIT and opts.altJit don't match anyways

if (!info.compMatchedVM || compileFlags->IsSet(JitFlags::JIT_FLAG_ALT_JIT))
if (!info.compMatchedVM || (compileFlags->IsSet(JitFlags::JIT_FLAG_ALT_JIT) && JitConfig.RunAltJitCode() == 0))
{
CORINFO_InstructionSetFlags instructionSetFlags;

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