1 files changed, 11 insertions, 99 deletions

diff --git a/compiler/rustc_codegen_llvm/src/llvm/ffi.rs b/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
index ce27dc5a5..42cb694c0 100644
--- a/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
+++ b/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
@@ -400,27 +400,6 @@ impl AtomicOrdering {
     }
 }
 
-/// LLVMRustSynchronizationScope
-#[derive(Copy, Clone)]
-#[repr(C)]
-pub enum SynchronizationScope {
-    SingleThread,
-    CrossThread,
-}
-
-impl SynchronizationScope {
-    pub fn from_generic(sc: rustc_codegen_ssa::common::SynchronizationScope) -> Self {
-        match sc {
-            rustc_codegen_ssa::common::SynchronizationScope::SingleThread => {
-                SynchronizationScope::SingleThread
-            }
-            rustc_codegen_ssa::common::SynchronizationScope::CrossThread => {
-                SynchronizationScope::CrossThread
-            }
-        }
-    }
-}
-
 /// LLVMRustFileType
 #[derive(Copy, Clone)]
 #[repr(C)]
@@ -1782,16 +1761,18 @@ extern "C" {
         Order: AtomicOrdering,
     ) -> &'a Value;
 
-    pub fn LLVMRustBuildAtomicCmpXchg<'a>(
+    pub fn LLVMBuildAtomicCmpXchg<'a>(
         B: &Builder<'a>,
         LHS: &'a Value,
         CMP: &'a Value,
         RHS: &'a Value,
         Order: AtomicOrdering,
         FailureOrder: AtomicOrdering,
-        Weak: Bool,
+        SingleThreaded: Bool,
     ) -> &'a Value;
 
+    pub fn LLVMSetWeak(CmpXchgInst: &Value, IsWeak: Bool);
+
     pub fn LLVMBuildAtomicRMW<'a>(
         B: &Builder<'a>,
         Op: AtomicRmwBinOp,
@@ -1801,27 +1782,19 @@ extern "C" {
         SingleThreaded: Bool,
     ) -> &'a Value;
 
-    pub fn LLVMRustBuildAtomicFence(
-        B: &Builder<'_>,
+    pub fn LLVMBuildFence<'a>(
+        B: &Builder<'a>,
         Order: AtomicOrdering,
-        Scope: SynchronizationScope,
-    );
+        SingleThreaded: Bool,
+        Name: *const c_char,
+    ) -> &'a Value;
 
     /// Writes a module to the specified path. Returns 0 on success.
     pub fn LLVMWriteBitcodeToFile(M: &Module, Path: *const c_char) -> c_int;
 
-    /// Creates a pass manager.
+    /// Creates a legacy pass manager -- only used for final codegen.
     pub fn LLVMCreatePassManager<'a>() -> &'a mut PassManager<'a>;
 
-    /// Creates a function-by-function pass manager
-    pub fn LLVMCreateFunctionPassManagerForModule(M: &Module) -> &mut PassManager<'_>;
-
-    /// Disposes a pass manager.
-    pub fn LLVMDisposePassManager<'a>(PM: &'a mut PassManager<'a>);
-
-    /// Runs a pass manager on a module.
-    pub fn LLVMRunPassManager<'a>(PM: &PassManager<'a>, M: &'a Module) -> Bool;
-
     pub fn LLVMInitializePasses();
 
     pub fn LLVMTimeTraceProfilerInitialize();
@@ -1832,32 +1805,6 @@ extern "C" {
 
     pub fn LLVMAddAnalysisPasses<'a>(T: &'a TargetMachine, PM: &PassManager<'a>);
 
-    pub fn LLVMRustPassManagerBuilderCreate() -> &'static mut PassManagerBuilder;
-    pub fn LLVMRustPassManagerBuilderDispose(PMB: &'static mut PassManagerBuilder);
-    pub fn LLVMRustPassManagerBuilderUseInlinerWithThreshold(
-        PMB: &PassManagerBuilder,
-        threshold: c_uint,
-    );
-    pub fn LLVMRustPassManagerBuilderPopulateModulePassManager(
-        PMB: &PassManagerBuilder,
-        PM: &PassManager<'_>,
-    );
-
-    pub fn LLVMRustPassManagerBuilderPopulateFunctionPassManager(
-        PMB: &PassManagerBuilder,
-        PM: &PassManager<'_>,
-    );
-    pub fn LLVMRustPassManagerBuilderPopulateLTOPassManager(
-        PMB: &PassManagerBuilder,
-        PM: &PassManager<'_>,
-        Internalize: Bool,
-        RunInliner: Bool,
-    );
-    pub fn LLVMRustPassManagerBuilderPopulateThinLTOPassManager(
-        PMB: &PassManagerBuilder,
-        PM: &PassManager<'_>,
-    );
-
     pub fn LLVMGetHostCPUFeatures() -> *mut c_char;
 
     pub fn LLVMDisposeMessage(message: *mut c_char);
@@ -2262,22 +2209,6 @@ extern "C" {
 
     pub fn LLVMIsAConstantInt(value_ref: &Value) -> Option<&ConstantInt>;
 
-    pub fn LLVMRustFindAndCreatePass(Pass: *const c_char) -> Option<&'static mut Pass>;
-    pub fn LLVMRustCreateAddressSanitizerFunctionPass(Recover: bool) -> &'static mut Pass;
-    pub fn LLVMRustCreateModuleAddressSanitizerPass(Recover: bool) -> &'static mut Pass;
-    pub fn LLVMRustCreateMemorySanitizerPass(
-        TrackOrigins: c_int,
-        Recover: bool,
-    ) -> &'static mut Pass;
-    pub fn LLVMRustCreateThreadSanitizerPass() -> &'static mut Pass;
-    pub fn LLVMRustCreateHWAddressSanitizerPass(Recover: bool) -> &'static mut Pass;
-    pub fn LLVMRustAddPass(PM: &PassManager<'_>, Pass: &'static mut Pass);
-    pub fn LLVMRustAddLastExtensionPasses(
-        PMB: &PassManagerBuilder,
-        Passes: *const &'static mut Pass,
-        NumPasses: size_t,
-    );
-
     pub fn LLVMRustHasFeature(T: &TargetMachine, s: *const c_char) -> bool;
 
     pub fn LLVMRustPrintTargetCPUs(T: &TargetMachine);
@@ -2311,29 +2242,11 @@ extern "C" {
         SplitDwarfFile: *const c_char,
     ) -> Option<&'static mut TargetMachine>;
     pub fn LLVMRustDisposeTargetMachine(T: &'static mut TargetMachine);
-    pub fn LLVMRustAddBuilderLibraryInfo<'a>(
-        PMB: &'a PassManagerBuilder,
-        M: &'a Module,
-        DisableSimplifyLibCalls: bool,
-    );
-    pub fn LLVMRustConfigurePassManagerBuilder(
-        PMB: &PassManagerBuilder,
-        OptLevel: CodeGenOptLevel,
-        MergeFunctions: bool,
-        SLPVectorize: bool,
-        LoopVectorize: bool,
-        PrepareForThinLTO: bool,
-        PGOGenPath: *const c_char,
-        PGOUsePath: *const c_char,
-        PGOSampleUsePath: *const c_char,
-        SizeLevel: c_int,
-    );
     pub fn LLVMRustAddLibraryInfo<'a>(
         PM: &PassManager<'a>,
         M: &'a Module,
         DisableSimplifyLibCalls: bool,
     );
-    pub fn LLVMRustRunFunctionPassManager<'a>(PM: &PassManager<'a>, M: &'a Module);
     pub fn LLVMRustWriteOutputFile<'a>(
         T: &'a TargetMachine,
         PM: &PassManager<'a>,
@@ -2342,7 +2255,7 @@ extern "C" {
         DwoOutput: *const c_char,
         FileType: FileType,
     ) -> LLVMRustResult;
-    pub fn LLVMRustOptimizeWithNewPassManager<'a>(
+    pub fn LLVMRustOptimize<'a>(
         M: &'a Module,
         TM: &'a TargetMachine,
         OptLevel: PassBuilderOptLevel,
@@ -2380,7 +2293,6 @@ extern "C" {
     pub fn LLVMRustSetLLVMOptions(Argc: c_int, Argv: *const *const c_char);
     pub fn LLVMRustPrintPasses();
     pub fn LLVMRustSetNormalizedTarget(M: &Module, triple: *const c_char);
-    pub fn LLVMRustAddAlwaysInlinePass(P: &PassManagerBuilder, AddLifetimes: bool);
     pub fn LLVMRustRunRestrictionPass(M: &Module, syms: *const *const c_char, len: size_t);
 
     pub fn LLVMRustOpenArchive(path: *const c_char) -> Option<&'static mut Archive>;