Apply suggestions from code review

Co-authored-by: Sam Elliott <[email protected]>

Author: futog

llvm/lib/Target/RISCV/RISCVISelLowering.cpp

@@ -22569,9 +22569,7 @@ SDValue RISCVTargetLowering::LowerFormalArguments(
           "'SiFive-CLIC-*' interrupt kinds require XSfmclic extension");
 
     if (Kind == "rnmi" && !Subtarget.hasStdExtSmrnmi())
-      reportFatalUsageError("Handling of resumable non-maskable interrupts "
-                            "handling requires Smrnmi extension");
-
+      reportFatalUsageError("'rnmi' interrupt kind requires Srnmi extension");
     const TargetFrameLowering *TFI = Subtarget.getFrameLowering();
     if (Kind.starts_with("SiFive-CLIC-preemptible") && TFI->hasFP(MF))
       reportFatalUsageError("'SiFive-CLIC-preemptible' interrupt kinds cannot "

llvm/lib/Target/RISCV/RISCVInstrInfo.td

@@ -76,7 +76,7 @@ def riscv_sret_glue : RVSDNode<"SRET_GLUE", SDTNone,
 def riscv_mret_glue : RVSDNode<"MRET_GLUE", SDTNone,
                                [SDNPHasChain, SDNPOptInGlue]>;
 def riscv_mnret_glue : RVSDNode<"MNRET_GLUE", SDTNone,
-                               [SDNPHasChain, SDNPOptInGlue]>;
+                                [SDNPHasChain, SDNPOptInGlue]>;
 def riscv_mileaveret_glue : RVSDNode<"QC_C_MILEAVERET_GLUE", SDTNone,
                                      [SDNPHasChain, SDNPOptInGlue]>;
 

llvm/test/CodeGen/RISCV/rnmi-interrupt-attr-error.ll

@@ -3,7 +3,7 @@
 ; RUN: not llc -mtriple riscv64-unknown-elf -mattr=-smrnmi -o - %s 2>&1 \
 ; RUN:   | FileCheck %s
 
-; CHECK: LLVM ERROR: Handling of resumable non-maskable interrupts handling requires Smrnmi extension
+; CHECK: LLVM ERROR: 'rnmi' interrupt kind requires Srnmi extension
 define void @test_rnmi() "interrupt"="rnmi" {
   ret void
 }