[clang] [llvm] Minimal support of floating-point operand bundles (PR #135658)

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git-clang-format --diff origin/main HEAD --extensions h,cpp -- llvm/include/llvm/IR/FPEnv.h llvm/include/llvm/IR/IRBuilder.h llvm/include/llvm/IR/InstrTypes.h llvm/include/llvm/IR/IntrinsicInst.h llvm/include/llvm/IR/LLVMContext.h llvm/include/llvm/Support/ModRef.h llvm/lib/CodeGen/AtomicExpandPass.cpp llvm/lib/CodeGen/HardwareLoops.cpp llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h llvm/lib/IR/AsmWriter.cpp llvm/lib/IR/FPEnv.cpp llvm/lib/IR/IRBuilder.cpp llvm/lib/IR/Instructions.cpp llvm/lib/IR/IntrinsicInst.cpp llvm/lib/IR/LLVMContext.cpp llvm/lib/IR/Verifier.cpp llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp llvm/lib/Transforms/Utils/LibCallsShrinkWrap.cpp llvm/lib/Transforms/Utils/LowerAtomic.cpp llvm/unittests/IR/IRBuilderTest.cpp --diff_from_common_commit
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``````````diff
diff --git a/llvm/lib/IR/Instructions.cpp b/llvm/lib/IR/Instructions.cpp
index 84be64ab2..cf6b6d9f4 100644
--- a/llvm/lib/IR/Instructions.cpp
+++ b/llvm/lib/IR/Instructions.cpp
@@ -618,12 +618,11 @@ bool CallBase::hasReadingOperandBundles() const {
   // Implementation note: this is a conservative implementation of operand
   // bundle semantics, where *any* non-assume operand bundle (other than
   // ptrauth) forces a callsite to be at least readonly.
-  return hasOperandBundlesOtherThan({LLVMContext::OB_ptrauth,
-                                     LLVMContext::OB_kcfi,
-                                     LLVMContext::OB_convergencectrl,
-                                     LLVMContext::OB_deactivation_symbol,
-                                     LLVMContext::OB_fp_round,
-                                     LLVMContext::OB_fp_except}) &&
+  return hasOperandBundlesOtherThan(
+             {LLVMContext::OB_ptrauth, LLVMContext::OB_kcfi,
+              LLVMContext::OB_convergencectrl,
+              LLVMContext::OB_deactivation_symbol, LLVMContext::OB_fp_round,
+              LLVMContext::OB_fp_except}) &&
          getIntrinsicID() != Intrinsic::assume;
 }
 
@@ -632,8 +631,7 @@ bool CallBase::hasClobberingOperandBundles() const {
              {LLVMContext::OB_deopt, LLVMContext::OB_funclet,
               LLVMContext::OB_ptrauth, LLVMContext::OB_kcfi,
               LLVMContext::OB_convergencectrl,
-              LLVMContext::OB_deactivation_symbol,
-              LLVMContext::OB_fp_round,
+              LLVMContext::OB_deactivation_symbol, LLVMContext::OB_fp_round,
               LLVMContext::OB_fp_except}) &&
          getIntrinsicID() != Intrinsic::assume;
 }

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https://github.com/llvm/llvm-project/pull/135658