Rollup merge of #136653 - dpaoliello:cleanllvm1, r=Zalathar

Remove dead code from rustc_codegen_llvm and the LLVM wrapper

First step to clean up the LLVM wrapper: remove existing dead code.

Split out of #135502

r? ``@Zalathar``

1 files changed, 0 insertions, 31 deletions

diff --git a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
index 76ad7fc8909..b8cef6a7e25 100644
--- a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
@@ -195,33 +195,6 @@ LLVMRustVerifyFunction(LLVMValueRef Fn, LLVMRustVerifierFailureAction Action) {
   return LLVMVerifyFunction(Fn, fromRust(Action));
 }
 
-enum class LLVMRustTailCallKind {
-  None,
-  Tail,
-  MustTail,
-  NoTail,
-};
-
-static CallInst::TailCallKind fromRust(LLVMRustTailCallKind Kind) {
-  switch (Kind) {
-  case LLVMRustTailCallKind::None:
-    return CallInst::TailCallKind::TCK_None;
-  case LLVMRustTailCallKind::Tail:
-    return CallInst::TailCallKind::TCK_Tail;
-  case LLVMRustTailCallKind::MustTail:
-    return CallInst::TailCallKind::TCK_MustTail;
-  case LLVMRustTailCallKind::NoTail:
-    return CallInst::TailCallKind::TCK_NoTail;
-  default:
-    report_fatal_error("bad CallInst::TailCallKind.");
-  }
-}
-
-extern "C" void LLVMRustSetTailCallKind(LLVMValueRef Call,
-                                        LLVMRustTailCallKind TCK) {
-  unwrap<CallInst>(Call)->setTailCallKind(fromRust(TCK));
-}
-
 extern "C" LLVMValueRef LLVMRustGetOrInsertFunction(LLVMModuleRef M,
                                                     const char *Name,
                                                     size_t NameLen,
@@ -1976,10 +1949,6 @@ extern "C" int32_t LLVMRustGetElementTypeArgIndex(LLVMValueRef CallSite) {
   return -1;
 }
 
-extern "C" bool LLVMRustIsBitcode(char *ptr, size_t len) {
-  return identify_magic(StringRef(ptr, len)) == file_magic::bitcode;
-}
-
 extern "C" bool LLVMRustIsNonGVFunctionPointerTy(LLVMValueRef V) {
   if (unwrap<Value>(V)->getType()->isPointerTy()) {
     if (auto *GV = dyn_cast<GlobalValue>(unwrap<Value>(V))) {