From 1f917f69ff07f09b6dbb670971f57f8efe718b84 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Thu, 14 Jul 2022 20:50:02 +0200
Subject: Vendor import of llvm-project main
 llvmorg-15-init-16436-g18a6ab5b8d1f.

---
 llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 15 ++++++++++-----
 llvm/lib/Bitcode/Writer/BitcodeWriter.cpp |  9 +++++----
 2 files changed, 15 insertions(+), 9 deletions(-)

(limited to 'llvm/lib/Bitcode')

diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index 93b07fc0db30..8d5a2555f9af 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -69,7 +69,6 @@
 #include "llvm/Support/Error.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/ErrorOr.h"
-#include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/raw_ostream.h"
@@ -1243,6 +1242,8 @@ static AtomicRMWInst::BinOp getDecodedRMWOperation(unsigned Val) {
   case bitc::RMW_UMIN: return AtomicRMWInst::UMin;
   case bitc::RMW_FADD: return AtomicRMWInst::FAdd;
   case bitc::RMW_FSUB: return AtomicRMWInst::FSub;
+  case bitc::RMW_FMAX: return AtomicRMWInst::FMax;
+  case bitc::RMW_FMIN: return AtomicRMWInst::FMin;
   }
 }
 
@@ -1384,6 +1385,9 @@ static bool isConstExprSupported(uint8_t Opcode) {
   if (Opcode >= BitcodeConstant::FirstSpecialOpcode)
     return true;
 
+  if (Instruction::isBinaryOp(Opcode))
+    return ConstantExpr::isSupportedBinOp(Opcode);
+
   return !ExpandConstantExprs;
 }
 
@@ -1851,6 +1855,8 @@ static Attribute::AttrKind getAttrFromCode(uint64_t Code) {
     return Attribute::DisableSanitizerInstrumentation;
   case bitc::ATTR_KIND_ELEMENTTYPE:
     return Attribute::ElementType;
+  case bitc::ATTR_KIND_FNRETTHUNK_EXTERN:
+    return Attribute::FnRetThunkExtern;
   case bitc::ATTR_KIND_INACCESSIBLEMEM_ONLY:
     return Attribute::InaccessibleMemOnly;
   case bitc::ATTR_KIND_INACCESSIBLEMEM_OR_ARGMEMONLY:
@@ -3672,7 +3678,7 @@ GlobalValue::SanitizerMetadata deserializeSanitizerMetadata(unsigned V) {
   if (V & (1 << 1))
     Meta.NoHWAddress = true;
   if (V & (1 << 2))
-    Meta.NoMemtag = true;
+    Meta.Memtag = true;
   if (V & (1 << 3))
     Meta.IsDynInit = true;
   return Meta;
@@ -7441,10 +7447,9 @@ class BitcodeErrorCategoryType : public std::error_category {
 
 } // end anonymous namespace
 
-static ManagedStatic<BitcodeErrorCategoryType> ErrorCategory;
-
 const std::error_category &llvm::BitcodeErrorCategory() {
-  return *ErrorCategory;
+  static BitcodeErrorCategoryType ErrorCategory;
+  return ErrorCategory;
 }
 
 static Expected<StringRef> readBlobInRecord(BitstreamCursor &Stream,
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index 941ed808bab1..590562ce2796 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -577,6 +577,8 @@ static unsigned getEncodedRMWOperation(AtomicRMWInst::BinOp Op) {
   case AtomicRMWInst::UMin: return bitc::RMW_UMIN;
   case AtomicRMWInst::FAdd: return bitc::RMW_FADD;
   case AtomicRMWInst::FSub: return bitc::RMW_FSUB;
+  case AtomicRMWInst::FMax: return bitc::RMW_FMAX;
+  case AtomicRMWInst::FMin: return bitc::RMW_FMIN;
   }
 }
 
@@ -632,6 +634,8 @@ static uint64_t getAttrKindEncoding(Attribute::AttrKind Kind) {
     return bitc::ATTR_KIND_COLD;
   case Attribute::DisableSanitizerInstrumentation:
     return bitc::ATTR_KIND_DISABLE_SANITIZER_INSTRUMENTATION;
+  case Attribute::FnRetThunkExtern:
+    return bitc::ATTR_KIND_FNRETTHUNK_EXTERN;
   case Attribute::Hot:
     return bitc::ATTR_KIND_HOT;
   case Attribute::ElementType:
@@ -1230,7 +1234,7 @@ static_assert(sizeof(GlobalValue::SanitizerMetadata) <= sizeof(unsigned),
 static unsigned
 serializeSanitizerMetadata(const GlobalValue::SanitizerMetadata &Meta) {
   return Meta.NoAddress | (Meta.NoHWAddress << 1) |
-         (Meta.NoMemtag << 2) | (Meta.IsDynInit << 3);
+         (Meta.Memtag << 2) | (Meta.IsDynInit << 3);
 }
 
 /// Emit top-level description of module, including target triple, inline asm,
@@ -2674,9 +2678,6 @@ void ModuleBitcodeWriter::writeConstants(unsigned FirstVal, unsigned LastVal,
         Record.push_back(VE.getValueID(C->getOperand(1)));
         Record.push_back(CE->getPredicate());
         break;
-      case Instruction::InsertValue:
-        report_fatal_error("insertvalue constexprs not supported");
-        break;
       }
     } else if (const BlockAddress *BA = dyn_cast<BlockAddress>(C)) {
       Code = bitc::CST_CODE_BLOCKADDRESS;
-- 
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