Improve test

Author: JanekvO

llvm/test/CodeGen/AMDGPU/uncalled-local-functions.ll

@@ -1,11 +1,89 @@
-; RUN: llc -O0 -march=amdgcn < %s | FileCheck %s
+; RUN: llc -O0 -march=amdgcn -mcpu=gfx90a < %s | FileCheck %s
+; REQUIRES: asserts
 
-; CHECK-NOT: foo
-define internal i32 @foo() {
+@alias = internal alias i32, i32* @aliased_internal_func
+@alias_taken = internal alias i32, i32* @aliased_taken_func
+
+; CHECK-NOT: internal_func
+define internal i32 @internal_func() {
   ret i32 0
 }
 
-; CHECK-NOT: bar
-define private i32 @bar() {
+; CHECK-NOT: private_func
+define private i32 @private_func() {
+  ret i32 0
+}
+
+; CHECK-NOT: aliased_internal_func
+define internal i32 @aliased_internal_func() {
+  ret i32 0
+}
+
+; CHECK-LABEL: take_alias_addr
+; CHECK:      Function info:
+; CHECK-NEXT: codeLenInByte = 60
+; CHECK-NEXT: NumSgprs: 37
+; CHECK-NEXT: NumVgprs: 1
+; CHECK-NEXT: NumAgprs: 0
+; CHECK-NEXT: TotalNumVgprs: 1
+; CHECK-NEXT: ScratchSize: 16
+; CHECK-NEXT: MemoryBound: 0
+define void @take_alias_addr() {
+  %addr_loc = alloca ptr, addrspace(5)
+  store ptr @alias_taken, ptr addrspace(5) %addr_loc
+  ret void
+}
+
+; CHECK: aliased_taken_func
+; CHECK:      Function info:
+; CHECK-NEXT: codeLenInByte = 12
+; CHECK-NEXT: NumSgprs: 36
+; CHECK-NEXT: NumVgprs: 1
+; CHECK-NEXT: NumAgprs: 0
+; CHECK-NEXT: TotalNumVgprs: 1
+; CHECK-NEXT: ScratchSize: 0
+; CHECK-NEXT: MemoryBound: 0
+define internal i32 @aliased_taken_func() {
   ret i32 0
 }
+
+; CHECK-LABEL: addr_taken
+; CHECK:      Function info:
+; CHECK-NEXT: codeLenInByte = 12
+; CHECK-NEXT: NumSgprs: 36
+; CHECK-NEXT: NumVgprs: 1
+; CHECK-NEXT: NumAgprs: 0
+; CHECK-NEXT: TotalNumVgprs: 1
+; CHECK-NEXT: ScratchSize: 0
+; CHECK-NEXT: MemoryBound: 0
+define internal i32 @addr_taken() {
+  ret i32 0
+}
+
+; CHECK-LABEL: non_local
+; CHECK:      Function info:
+; CHECK-NEXT: codeLenInByte = 12
+; CHECK-NEXT: NumSgprs: 36
+; CHECK-NEXT: NumVgprs: 1
+; CHECK-NEXT: NumAgprs: 0
+; CHECK-NEXT: TotalNumVgprs: 1
+; CHECK-NEXT: ScratchSize: 0
+; CHECK-NEXT: MemoryBound: 0
+define i32 @non_local() {
+  ret i32 0
+}
+
+; CHECK-LABEL: take_addr
+; CHECK:      Function info:
+; CHECK-NEXT: codeLenInByte = 60
+; CHECK-NEXT: NumSgprs: 37
+; CHECK-NEXT: NumVgprs: 1
+; CHECK-NEXT: NumAgprs: 0
+; CHECK-NEXT: TotalNumVgprs: 1
+; CHECK-NEXT: ScratchSize: 16
+; CHECK-NEXT: MemoryBound: 0
+define void @take_addr() {
+  %addr_loc = alloca ptr, addrspace(5)
+  store ptr @addr_taken, ptr addrspace(5) %addr_loc
+  ret void
+}