Enhance test

Author: kovdan01

lld/test/ELF/lto/aarch64-pac-got-func.ll

@@ -4,26 +4,54 @@
 ; RUN: ld.lld %t.o -shared -o %t
 ; RUN: llvm-readelf -r -x.got %t | FileCheck %s
 
-; CHECK:      Relocation section '.rela.dyn' at offset 0x2a8 contains 2 entries:
+; CHECK:      Relocation section '.rela.dyn' at offset 0x3d0 contains 8 entries:
 ; CHECK-NEXT:     Offset             Info             Type               Symbol's Value  Symbol's Name + Addend
-; CHECK-NEXT: 00000000000203d8  0000000100000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 foo + 0
-; CHECK-NEXT: 00000000000203e0  0000000200000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 var + 0
+; CHECK-NEXT: 00000000000206a0  0000000100000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 func_undef + 0
+; CHECK-NEXT: 00000000000206a8  0000000200000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 g1 + 0
+; CHECK-NEXT: 00000000000206b0  0000000300000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 g2 + 0
+; CHECK-NEXT: 00000000000206b8  0000000400000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 g3 + 0
+; CHECK-NEXT: 00000000000206c0  0000000500000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 g4 + 0
+; CHECK-NEXT: 00000000000206c8  0000000600000412 R_AARCH64_AUTH_GLOB_DAT 0000000000000000 var_undef + 0
+; CHECK-NEXT: 0000000000020690  0000000700000412 R_AARCH64_AUTH_GLOB_DAT 0000000000010490 func + 0
+; CHECK-NEXT: 0000000000020698  0000000a00000412 R_AARCH64_AUTH_GLOB_DAT 00000000000306d0 var + 0
 
 ; CHECK:      Hex dump of section '.got':
-; CHECK-NEXT: 0x000203d8 00000000 00000080 00000000 000000a0
-;;                                      ^^ 0b10000000 bit 63 address diversity = true, bits 61..60 key = IA
-;;                                                        ^^ 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA
+; CHECK-NEXT: 0x00020690 00000000 00000080 00000000 000000a0
+;;                                      ^^ func: 0b10000000 bit 63 address diversity = true, bits 61..60 key = IA
+;;                                                        ^^ var: 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA
+; CHECK-NEXT: 0x000206a0 00000000 00000080 00000000 000000a0
+;;                                      ^^ func_undef: 0b10000000 bit 63 address diversity = true, bits 61..60 key = IA
+;;                                                        ^^ g1: 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA
+; CHECK-NEXT: 0x000206b0 00000000 000000a0 00000000 000000a0
+;;                                      ^^ g2: 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA
+;;                                                        ^^ g3: 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA
+; CHECK-NEXT: 0x000206c0 00000000 000000a0 00000000 000000a0
+;;                                      ^^ g4: 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA
+;;                                                        ^^ var_undef: 0b10100000 bit 63 address diversity = true, bits 61..60 key = DA
 
 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
 target triple = "aarch64-unknown-linux-gnu"
 
-@var = external global ptr
+@g1 = external global ptr
+@g2 = external global ptr
+@g3 = external global ptr
+@g4 = external global ptr
 
-declare void @foo()
+define void @func() {
+entry:
+  ret void
+}
+declare void @func_undef()
+
+@var = global i32 42
+@var_undef = external global i32
 
 define void @bar() #0 {
 entry:
-  store ptr ptrauth (ptr @foo, i32 0), ptr @var
+  store ptr ptrauth (ptr @func, i32 0), ptr @g1
+  store ptr ptrauth (ptr @func_undef, i32 0), ptr @g2
+  store ptr ptrauth (ptr @var, i32 0), ptr @g3
+  store ptr ptrauth (ptr @var_undef, i32 0), ptr @g4
   ret void
 }