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Use another default pipeline when opt-level is 0 (#2624)

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According to the description of `buildPerModuleDefaultPipeline()` and
`buildLTOPreLinkDefaultPipeline()`, it is not allowed to call them with `O0` level.
Use `buildO0DefaultPipeline` instead when the opt-level is 0.
This commit is contained in:
liang.he 2023-10-10 10:52:37 +08:00 committed by GitHub
parent 059fbfc252
commit e73993709e
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1 changed files with 15 additions and 10 deletions
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25
core/iwasm/compilation/aot_llvm_extra.cpp
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@ -343,18 +343,23 @@ aot_apply_llvm_new_pass_manager(AOTCompContext *comp_ctx, LLVMModuleRef module)
ExitOnErr(PB.parsePassPipeline(MPM, comp_ctx->llvm_passes)); ExitOnErr(PB.parsePassPipeline(MPM, comp_ctx->llvm_passes));
} }
if (!disable_llvm_lto) { if (OptimizationLevel::O0 == OL) {
/* Apply LTO for AOT mode */ MPM.addPass(PB.buildO0DefaultPipeline(OL));
if (comp_ctx->comp_data->func_count >= 10
|| comp_ctx->enable_llvm_pgo || comp_ctx->use_prof_file)
/* Add the pre-link optimizations if the func count
is large enough or PGO is enabled */
MPM.addPass(PB.buildLTOPreLinkDefaultPipeline(OL));
else
MPM.addPass(PB.buildLTODefaultPipeline(OL, NULL));
} }
else { else {
MPM.addPass(PB.buildPerModuleDefaultPipeline(OL)); if (!disable_llvm_lto) {
/* Apply LTO for AOT mode */
if (comp_ctx->comp_data->func_count >= 10
|| comp_ctx->enable_llvm_pgo || comp_ctx->use_prof_file)
/* Add the pre-link optimizations if the func count
is large enough or PGO is enabled */
MPM.addPass(PB.buildLTOPreLinkDefaultPipeline(OL));
else
MPM.addPass(PB.buildLTODefaultPipeline(OL, NULL));
}
else {
MPM.addPass(PB.buildPerModuleDefaultPipeline(OL));
}
} }
/* Run specific passes for AOT indirect mode in last since general /* Run specific passes for AOT indirect mode in last since general