[llvm] [GlobalISel] Support saturated truncate (PR #150219)

[via llvm-commits]

github-actions[bot] wrote:

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


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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp,h -- llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h llvm/include/llvm/CodeGen/GlobalISel/GenericMachineInstrs.h llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
``````````

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<summary>
View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
index 11f7872f5..7ca883918 100644
--- a/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
@@ -5857,13 +5857,15 @@ bool CombinerHelper::matchTruncSSatS(MachineInstr &MI,
   APInt SignedMax = APInt::getSignedMaxValue(NumDstBits).sext(NumSrcBits);
   APInt SignedMin = APInt::getSignedMinValue(NumDstBits).sext(NumSrcBits);
   if (isLegal({TargetOpcode::G_TRUNC_SSAT_S, {DstTy, SrcTy}})) {
-    if (mi_match(Src, MRI,
-                 m_GSMin(m_GSMax(m_Reg(MatchInfo), m_SpecificICstOrSplat(SignedMin)),
-                         m_SpecificICstOrSplat(SignedMax))))
+    if (mi_match(
+            Src, MRI,
+            m_GSMin(m_GSMax(m_Reg(MatchInfo), m_SpecificICstOrSplat(SignedMin)),
+                    m_SpecificICstOrSplat(SignedMax))))
       return true;
-    if (mi_match(Src, MRI,
-                 m_GSMax(m_GSMin(m_Reg(MatchInfo), m_SpecificICstOrSplat(SignedMax)),
-                         m_SpecificICstOrSplat(SignedMin))))
+    if (mi_match(
+            Src, MRI,
+            m_GSMax(m_GSMin(m_Reg(MatchInfo), m_SpecificICstOrSplat(SignedMax)),
+                    m_SpecificICstOrSplat(SignedMin))))
       return true;
   }
   return false;
@@ -5893,7 +5895,8 @@ bool CombinerHelper::matchTruncSSatU(MachineInstr &MI,
                          m_SpecificICstOrSplat(UnsignedMax))))
       return true;
     if (mi_match(Src, MRI,
-                 m_GSMax(m_GSMin(m_Reg(MatchInfo), m_SpecificICstOrSplat(UnsignedMax)),
+                 m_GSMax(m_GSMin(m_Reg(MatchInfo),
+                                 m_SpecificICstOrSplat(UnsignedMax)),
                          m_SpecificICstOrSplat(0))))
       return true;
     if (mi_match(Src, MRI,

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https://github.com/llvm/llvm-project/pull/150219