Modify the LLVM assembly output so that it uses references to represent function attributes.

This makes the LLVM assembly look better. E.g.:

     define void @foo() #0 { ret void }
     attributes #0 = { nounwind noinline ssp }


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175605 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 15 insertions, 11 deletions

diff --git a/test/Transforms/ObjCARC/cfg-hazards.ll b/test/Transforms/ObjCARC/cfg-hazards.ll
index 1519423..58832b6 100644
--- a/test/Transforms/ObjCARC/cfg-hazards.ll
+++ b/test/Transforms/ObjCARC/cfg-hazards.ll
@@ -86,7 +86,7 @@ for.end:                                          ; preds = %for.body
 
 ; Delete nested retain+release pairs around loops.
 
-;      CHECK: define void @test3(i8* %a) nounwind {
+;      CHECK: define void @test3(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   tail call i8* @objc_retain(i8* %a) nounwind
 ; CHECK-NEXT:   br label %loop
@@ -112,7 +112,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test4(i8* %a) nounwind {
+;      CHECK: define void @test4(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   tail call i8* @objc_retain(i8* %a) nounwind
 ; CHECK-NEXT:   br label %loop
@@ -142,7 +142,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test5(i8* %a) nounwind {
+;      CHECK: define void @test5(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   tail call i8* @objc_retain(i8* %a) nounwind
 ; CHECK-NEXT:   call void @callee()
@@ -176,7 +176,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test6(i8* %a) nounwind {
+;      CHECK: define void @test6(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   tail call i8* @objc_retain(i8* %a) nounwind
 ; CHECK-NEXT:   br label %loop
@@ -209,7 +209,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test7(i8* %a) nounwind {
+;      CHECK: define void @test7(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   tail call i8* @objc_retain(i8* %a) nounwind
 ; CHECK-NEXT:   call void @callee()
@@ -242,7 +242,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test8(i8* %a) nounwind {
+;      CHECK: define void @test8(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   tail call i8* @objc_retain(i8* %a) nounwind
 ; CHECK-NEXT:   br label %loop
@@ -274,7 +274,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test9(i8* %a) nounwind {
+;      CHECK: define void @test9(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   br label %loop
 ;  CHECK-NOT:   @objc_
@@ -303,7 +303,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test10(i8* %a) nounwind {
+;      CHECK: define void @test10(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   br label %loop
 ;  CHECK-NOT:   @objc_
@@ -332,7 +332,7 @@ exit:
   ret void
 }
 
-;      CHECK: define void @test11(i8* %a) nounwind {
+;      CHECK: define void @test11(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   br label %loop
 ;  CHECK-NOT:   @objc_
@@ -362,7 +362,7 @@ exit:
 
 ; Don't delete anything if they're not balanced.
 
-;      CHECK: define void @test12(i8* %a) nounwind {
+;      CHECK: define void @test12(i8* %a) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   %outer = tail call i8* @objc_retain(i8* %a) nounwind
 ; CHECK-NEXT:   %inner = tail call i8* @objc_retain(i8* %a) nounwind
@@ -394,4 +394,6 @@ exit:
   ret void
 }
 
+; CHECK: attributes #0 = { nounwind }
+
 !0 = metadata !{}
diff --git a/test/Transforms/ObjCARC/weak-copies.ll b/test/Transforms/ObjCARC/weak-copies.ll
index e1a94bb..b576295 100644
--- a/test/Transforms/ObjCARC/weak-copies.ll
+++ b/test/Transforms/ObjCARC/weak-copies.ll
@@ -39,7 +39,7 @@ entry:
 
 ; Eliminate unnecessary weak pointer copies in a block initialization.
 
-; CHECK:      define void @qux(i8* %me) nounwind {
+; CHECK:      define void @qux(i8* %me) #0 {
 ; CHECK-NEXT: entry:
 ; CHECK-NEXT:   %block = alloca %1, align 8
 ; CHECK-NOT:    alloca
@@ -84,4 +84,6 @@ declare i8* @objc_loadWeak(i8**)
 declare void @use(i8*) nounwind
 declare void @objc_destroyWeak(i8**)
 
+; CHECK: attributes #0 = { nounwind }
+
 !0 = metadata !{}