small fix

llvm · Jul 4, 2024 · 24e043a · 24e043a
1 parent ecb40d3
commit 24e043a
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
@@ -7605,7 +7605,7 @@ bool CombinerHelper::matchFoldC1Minus2MinusC2(const MachineInstr &MI,
 
   MatchInfo = [=](MachineIRBuilder &B) {
     auto Const = B.buildConstant(DstTy, *MaybeC1 - *MaybeC2);
-    B.buildSub(Dst, Sub2->getRHSReg(), Const);
+    B.buildSub(Dst, Const, Sub2->getRHSReg());
   };
 
   return true;

diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/combine-integer.mir b/llvm/test/CodeGen/AArch64/GlobalISel/combine-integer.mir
@@ -332,7 +332,7 @@ body:             |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: %a:_(s64) = COPY $x0
     ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 -49
-    ; CHECK-NEXT: %sub:_(s64) = G_SUB %a, [[C]]
+    ; CHECK-NEXT: %sub:_(s64) = G_SUB [[C]], %a
     ; CHECK-NEXT: $x0 = COPY %sub(s64)
     ; CHECK-NEXT: RET_ReallyLR implicit $x0
     %a:_(s64) = COPY $x0