use ArrayAttr

Author: gitoleg

mlir/lib/Target/LLVMIR/ModuleTranslation.cpp

@@ -2277,8 +2277,11 @@ prepareLLVMModule(Operation *m, llvm::LLVMContext &llvmContext,
         llvm::Triple(cast<StringAttr>(targetTripleAttr).getValue()));
 
   if (auto asmAttr =
-          m->getDiscardableAttr(LLVM::LLVMDialect::getModuleLevelAsmAttrName()))
-    llvmModule->setModuleInlineAsm(cast<StringAttr>(asmAttr).getValue());
+          m->getDiscardableAttr(LLVM::LLVMDialect::getModuleLevelAsmAttrName())) {
+    auto arr = cast<ArrayAttr>(asmAttr);
+    for (unsigned i = 0; i < arr.size(); ++i)
+      llvmModule->appendModuleInlineAsm(cast<StringAttr>(arr[i]).getValue());
+  }
 
   return llvmModule;
 }

mlir/test/Target/LLVMIR/module-asm.mlir

@@ -1,5 +1,6 @@
 // RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s
 
-module attributes {llvm.module_asm = "foo"} {}
+module attributes {llvm.module_asm = ["foo", "bar"]} {}
 
-// CHECK: module asm "foo"
+// CHECK: module asm "foo"
+// CHECK: module asm "bar"