From 6dc0bcc5db00524af73eb7dd2f6e24f38736f1aa Mon Sep 17 00:00:00 2001
From: Nikita Popov <npopov@redhat.com>
Date: Wed, 20 Apr 2022 09:25:13 +0200
Subject: Stub out more PassManagerBuilder functions

---
 compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp | 53 +++++++++++++++++++++++-
 1 file changed, 52 insertions(+), 1 deletion(-)

(limited to 'compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp')

diff --git a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
index 3f522b0bcef..38fddbdba54 100644
--- a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
@@ -187,6 +187,41 @@ extern "C" void LLVMRustAddPass(LLVMPassManagerRef PMR, LLVMPassRef RustPass) {
   report_fatal_error("Legacy PM not supported with LLVM 15");
 #endif
 }
+
+extern "C" LLVMPassManagerBuilderRef LLVMRustPassManagerBuilderCreate() {
+#if LLVM_VERSION_LT(15, 0)
+  return LLVMPassManagerBuilderCreate();
+#else
+  report_fatal_error("Legacy PM not supported with LLVM 15");
+#endif
+}
+
+extern "C" void LLVMRustPassManagerBuilderDispose(LLVMPassManagerBuilderRef PMB) {
+#if LLVM_VERSION_LT(15, 0)
+  LLVMPassManagerBuilderDispose(PMB);
+#else
+  report_fatal_error("Legacy PM not supported with LLVM 15");
+#endif
+}
+
+extern "C" void LLVMRustPassManagerBuilderPopulateFunctionPassManager(
+  LLVMPassManagerBuilderRef PMB, LLVMPassManagerRef PM) {
+#if LLVM_VERSION_LT(15, 0)
+  LLVMPassManagerBuilderPopulateFunctionPassManager(PMB, PM);
+#else
+  report_fatal_error("Legacy PM not supported with LLVM 15");
+#endif
+}
+
+extern "C" void LLVMRustPassManagerBuilderPopulateModulePassManager(
+  LLVMPassManagerBuilderRef PMB, LLVMPassManagerRef PM) {
+#if LLVM_VERSION_LT(15, 0)
+  LLVMPassManagerBuilderPopulateModulePassManager(PMB, PM);
+#else
+  report_fatal_error("Legacy PM not supported with LLVM 15");
+#endif
+}
+
 extern "C" void LLVMRustPassManagerBuilderPopulateLTOPassManager(
   LLVMPassManagerBuilderRef PMB, LLVMPassManagerRef PM, bool Internalize, bool RunInliner) {
 #if LLVM_VERSION_LT(15, 0)
@@ -208,6 +243,15 @@ void LLVMRustPassManagerBuilderPopulateThinLTOPassManager(
 #endif
 }
 
+extern "C" void LLVMRustPassManagerBuilderUseInlinerWithThreshold(
+  LLVMPassManagerBuilderRef PMB, unsigned Threshold) {
+#if LLVM_VERSION_LT(15, 0)
+  LLVMPassManagerBuilderUseInlinerWithThreshold(PMB, Threshold);
+#else
+  report_fatal_error("Legacy PM not supported with LLVM 15");
+#endif
+}
+
 extern "C"
 void LLVMRustAddLastExtensionPasses(
     LLVMPassManagerBuilderRef PMBR, LLVMPassRef *Passes, size_t NumPasses) {
@@ -577,12 +621,16 @@ extern "C" void LLVMRustDisposeTargetMachine(LLVMTargetMachineRef TM) {
 extern "C" void LLVMRustConfigurePassManagerBuilder(
     LLVMPassManagerBuilderRef PMBR, LLVMRustCodeGenOptLevel OptLevel,
     bool MergeFunctions, bool SLPVectorize, bool LoopVectorize, bool PrepareForThinLTO,
-    const char* PGOGenPath, const char* PGOUsePath, const char* PGOSampleUsePath) {
+    const char* PGOGenPath, const char* PGOUsePath, const char* PGOSampleUsePath,
+    int SizeLevel) {
+#if LLVM_VERSION_LT(15, 0)
   unwrap(PMBR)->MergeFunctions = MergeFunctions;
   unwrap(PMBR)->SLPVectorize = SLPVectorize;
   unwrap(PMBR)->OptLevel = fromRust(OptLevel);
   unwrap(PMBR)->LoopVectorize = LoopVectorize;
   unwrap(PMBR)->PrepareForThinLTO = PrepareForThinLTO;
+  unwrap(PMBR)->SizeLevel = SizeLevel;
+  unwrap(PMBR)->DisableUnrollLoops = SizeLevel != 0;
 
   if (PGOGenPath) {
     assert(!PGOUsePath && !PGOSampleUsePath);
@@ -594,6 +642,9 @@ extern "C" void LLVMRustConfigurePassManagerBuilder(
   } else if (PGOSampleUsePath) {
     unwrap(PMBR)->PGOSampleUse = PGOSampleUsePath;
   }
+#else
+  report_fatal_error("Legacy PM not supported with LLVM 15");
+#endif
 }
 
 // Unfortunately, the LLVM C API doesn't provide a way to set the `LibraryInfo`
-- 
cgit 1.4.1-3-g733a5