[llvm] [MIPS][ISel] Fix musttail (PR #161860)

[via llvm-commits]

github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- llvm/lib/Target/Mips/Mips16ISelLowering.cpp llvm/lib/Target/Mips/Mips16ISelLowering.h llvm/lib/Target/Mips/MipsISelLowering.cpp llvm/lib/Target/Mips/MipsISelLowering.h llvm/lib/Target/Mips/MipsSEISelLowering.cpp llvm/lib/Target/Mips/MipsSEISelLowering.h
``````````

:warning:
The reproduction instructions above might return results for more than one PR
in a stack if you are using a stacked PR workflow. You can limit the results by
changing `origin/main` to the base branch/commit you want to compare against.
:warning:

</details>

<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/llvm/lib/Target/Mips/Mips16ISelLowering.cpp b/llvm/lib/Target/Mips/Mips16ISelLowering.cpp
index 5751bd406..8c387ffc8 100644
--- a/llvm/lib/Target/Mips/Mips16ISelLowering.cpp
+++ b/llvm/lib/Target/Mips/Mips16ISelLowering.cpp
@@ -251,8 +251,8 @@ Mips16TargetLowering::EmitInstrWithCustomInserter(MachineInstr &MI,
 }
 
 bool Mips16TargetLowering::isEligibleForTailCallOptimization(
-    const CCState &CCInfo, unsigned NextStackOffset,
-    const MipsFunctionInfo &FI, bool IsMustTail) const {
+    const CCState &CCInfo, unsigned NextStackOffset, const MipsFunctionInfo &FI,
+    bool IsMustTail) const {
   // No tail call optimization for mips16.
   return false;
 }
diff --git a/llvm/lib/Target/Mips/Mips16ISelLowering.h b/llvm/lib/Target/Mips/Mips16ISelLowering.h
index 8ac40644d..6d0b909b7 100644
--- a/llvm/lib/Target/Mips/Mips16ISelLowering.h
+++ b/llvm/lib/Target/Mips/Mips16ISelLowering.h
@@ -33,8 +33,7 @@ namespace llvm {
   private:
     bool isEligibleForTailCallOptimization(
         const CCState &CCInfo, unsigned NextStackOffset,
-        const MipsFunctionInfo &FI,
-        bool IsMustTail = false) const override;
+        const MipsFunctionInfo &FI, bool IsMustTail = false) const override;
 
     void setMips16HardFloatLibCalls();
 
diff --git a/llvm/lib/Target/Mips/MipsISelLowering.h b/llvm/lib/Target/Mips/MipsISelLowering.h
index 3189f9404..c8e0de896 100644
--- a/llvm/lib/Target/Mips/MipsISelLowering.h
+++ b/llvm/lib/Target/Mips/MipsISelLowering.h
@@ -595,11 +595,9 @@ class TargetRegisterClass;
 
     /// isEligibleForTailCallOptimization - Check whether the call is eligible
     /// for tail call optimization.
-    virtual bool
-    isEligibleForTailCallOptimization(const CCState &CCInfo,
-                                      unsigned NextStackOffset,
-                                      const MipsFunctionInfo &FI,
-                                      bool IsMustTail = false) const = 0;
+    virtual bool isEligibleForTailCallOptimization(
+        const CCState &CCInfo, unsigned NextStackOffset,
+        const MipsFunctionInfo &FI, bool IsMustTail = false) const = 0;
 
     /// copyByValArg - Copy argument registers which were used to pass a byval
     /// argument to the stack. Create a stack frame object for the byval
diff --git a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
index 10e71df71..ac344f105 100644
--- a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
+++ b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
@@ -1190,8 +1190,8 @@ MipsSETargetLowering::EmitInstrWithCustomInserter(MachineInstr &MI,
 }
 
 bool MipsSETargetLowering::isEligibleForTailCallOptimization(
-    const CCState &CCInfo, unsigned NextStackOffset,
-    const MipsFunctionInfo &FI, bool IsMustTail) const {
+    const CCState &CCInfo, unsigned NextStackOffset, const MipsFunctionInfo &FI,
+    bool IsMustTail) const {
   if (!UseMipsTailCalls && !IsMustTail)
     return false;
 
diff --git a/llvm/lib/Target/Mips/MipsSEISelLowering.h b/llvm/lib/Target/Mips/MipsSEISelLowering.h
index 7230e9cff..9a4495702 100644
--- a/llvm/lib/Target/Mips/MipsSEISelLowering.h
+++ b/llvm/lib/Target/Mips/MipsSEISelLowering.h
@@ -65,8 +65,7 @@ class TargetRegisterClass;
   private:
     bool isEligibleForTailCallOptimization(
         const CCState &CCInfo, unsigned NextStackOffset,
-        const MipsFunctionInfo &FI,
-        bool IsMustTail = false) const override;
+        const MipsFunctionInfo &FI, bool IsMustTail = false) const override;
 
     void
     getOpndList(SmallVectorImpl<SDValue> &Ops,

``````````

</details>


https://github.com/llvm/llvm-project/pull/161860