Cause the mips16/nomips16 attribute to be passed to LLVM from Clang
in the LLVM assembly language output.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@176971 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp
index 81267ca..556999f 100644
--- a/lib/CodeGen/TargetInfo.cpp
+++ b/lib/CodeGen/TargetInfo.cpp
@@ -4321,11 +4321,17 @@
void SetTargetAttributes(const Decl *D, llvm::GlobalValue *GV,
CodeGen::CodeGenModule &CGM) const {
- //
- // can fill this in when new attribute work in llvm is done.
- // attributes mips16 and nomips16 need to be handled here.
- //
+ const FunctionDecl *FD = dyn_cast<FunctionDecl>(D);
+ if (!FD) return;
+ llvm::Function *Fn = cast<llvm::Function>(GV);
+ if (FD->hasAttr<Mips16Attr>()) {
+ Fn->addFnAttr("mips16");
+ }
+ else if (FD->hasAttr<NoMips16Attr>()) {
+ Fn->addFnAttr("nomips16");
+ }
}
+
bool initDwarfEHRegSizeTable(CodeGen::CodeGenFunction &CGF,
llvm::Value *Address) const;
diff --git a/test/CodeGen/mips16-attr.c b/test/CodeGen/mips16-attr.c
new file mode 100644
index 0000000..326ee7b
--- /dev/null
+++ b/test/CodeGen/mips16-attr.c
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -triple mipsel-linux-gnu -emit-llvm -o - %s | FileCheck %s
+void __attribute__((mips16)) foo (void) {
+
+}
+
+// CHECK: define void @foo() [[MIPS16:#[0-9]+]]
+
+void __attribute__((nomips16)) nofoo (void) {
+
+}
+
+// CHECK: define void @nofoo() [[NOMIPS16:#[0-9]+]]
+
+// CHECK: attributes [[MIPS16]] = { nounwind "fp-contract-model"="standard" "mips16" {{.*}} }
+
+// CHECK: attributes [[NOMIPS16]] = { nounwind "fp-contract-model"="standard" "nomips16" {{.*}} }
+