From 5b6ba4568cf6916a61ecde702f45246db8154b9f Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Sat, 15 Aug 2026 20:03:59 +0800
Subject: [RISCV][GlobalISel] Legalize floating-point remainder

---
 backend/lib/CodeGen/GlobalISel/InstructionSelect.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'backend/lib/CodeGen/GlobalISel/InstructionSelect.cpp')

diff --git a/backend/lib/CodeGen/GlobalISel/InstructionSelect.cpp b/backend/lib/CodeGen/GlobalISel/InstructionSelect.cpp
index c001ac5..09b2b66 100644
--- a/backend/lib/CodeGen/GlobalISel/InstructionSelect.cpp
+++ b/backend/lib/CodeGen/GlobalISel/InstructionSelect.cpp
@@ -190,6 +190,12 @@ const MachinePassContract &InstructionSelect::contract() const noexcept {
 Expected<MachinePassResult> InstructionSelect::run(MachineFunction &Function,
                                                    const TargetDescription &Target,
                                                    MachineFunctionAnalysisManager &Analyses) {
+  if (Function.properties().has(MachineFunctionProperty::FailedISel))
+    return MachinePassResult{
+        .Changed = false,
+        .Changes = {},
+        .Preserved = PreservedAnalyses::all(),
+    };
   if (Info == nullptr)
     return std::unexpected(passFailure("instruction select has no target behavior interface",
                                        ErrorCode::InvalidArgument));
-- 
cgit v1.2.3