[RISCV] Update comment in RISCVInstrInfoM.td

Missed in 07ed62b7d551.

diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoM.td b/llvm/lib/Target/RISCV/RISCVInstrInfoM.td
index 8d5f3e9..d6f8287 100644 (file)
--- a/llvm/lib/Target/RISCV/RISCVInstrInfoM.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfoM.td
@@ -104,4 +104,4 @@ let Predicates = [HasStdExtM, IsRV64, NotHasStdExtZba] in {
 // still be better off shifting both left by 32.
 def : Pat<(i64 (mul (and GPR:$rs1, 0xffffffff), (and GPR:$rs2, 0xffffffff))),
           (MULHU (SLLI GPR:$rs1, 32), (SLLI GPR:$rs2, 32))>;
-} // Predicates = [HasStdExtM, IsRV64]
+} // Predicates = [HasStdExtM, IsRV64, NotHasStdExtZba]