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Experiment with different opt passes

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gingerBill
2021-04-01 23:41:01 +01:00
parent bcda9ddee7
commit 46c5c7d1ec
1 changed files with 2 additions and 1 deletions
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src/llvm_backend_opt.cpp
+2 -1
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@@ -108,10 +108,11 @@ void lb_populate_module_pass_manager(LLVMTargetMachineRef target_machine, LLVMPa
if (optimization_level >= 2) { if (optimization_level >= 2) {
// NOTE(bill, 2021-03-29: use this causes invalid code generation) // NOTE(bill, 2021-03-29: use this causes invalid code generation)
LLVMPassManagerBuilderRef pmb = LLVMPassManagerBuilderCreate(); LLVMPassManagerBuilderRef pmb = LLVMPassManagerBuilderCreate();
LLVMPassManagerBuilderSetOptLevel(pmb, optimization_level);
LLVMPassManagerBuilderPopulateModulePassManager(pmb, mpm); LLVMPassManagerBuilderPopulateModulePassManager(pmb, mpm);
LLVMPassManagerBuilderPopulateLTOPassManager(pmb, mpm, false, true); LLVMPassManagerBuilderPopulateLTOPassManager(pmb, mpm, false, true);
LLVMPassManagerBuilderSetOptLevel(pmb, optimization_level);
// LLVMPassManagerBuilderSetSizeLevel(pmb, optimization_level); // LLVMPassManagerBuilderSetSizeLevel(pmb, optimization_level);
return;
} }
LLVMAddIPSCCPPass(mpm); LLVMAddIPSCCPPass(mpm);