[PATCH] D102535: [RISCV] -mno-relax: emit .option norelax

[Fangrui Song via Phabricator via llvm-commits]

MaskRay updated this revision to Diff 345566.
MaskRay added a comment.

improve test


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D102535/new/

https://reviews.llvm.org/D102535

Files:
  llvm/lib/Target/RISCV/RISCVAsmPrinter.cpp
  llvm/test/CodeGen/RISCV/option-norelax2.ll


Index: llvm/test/CodeGen/RISCV/option-norelax2.ll
===================================================================
--- /dev/null
+++ llvm/test/CodeGen/RISCV/option-norelax2.ll
@@ -0,0 +1,12 @@
+; RUN: llc -mtriple=riscv32 -mattr=-relax < %s | FileCheck %s
+; RUN: llc -mtriple=riscv64 -mattr=-relax < %s | FileCheck %s
+
+; RUN: llc -mtriple=riscv64 -mattr=+relax < %s | FileCheck %s --check-prefix=RELAX
+
+; CHECK: .option norelax
+
+; RELAX-NOT: .option norelax
+
+define void @foo() {
+  ret void
+}
Index: llvm/lib/Target/RISCV/RISCVAsmPrinter.cpp
===================================================================
--- llvm/lib/Target/RISCV/RISCVAsmPrinter.cpp
+++ llvm/lib/Target/RISCV/RISCVAsmPrinter.cpp
@@ -178,6 +178,11 @@
 }
 
 void RISCVAsmPrinter::emitStartOfAsmFile(Module &M) {
+  if (!STI->getFeatureBits()[RISCV::FeatureRelax]) {
+    static_cast<RISCVTargetStreamer &>(*OutStreamer->getTargetStreamer())
+        .emitDirectiveOptionNoRelax();
+  }
+
   if (TM.getTargetTriple().isOSBinFormatELF())
     emitAttributes();
 }


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