1 files changed, 81 insertions, 0 deletions
diff --git a/test/ELF/arm-copy.s b/test/ELF/arm-copy.s
new file mode 100644
index 000000000..e5ce1577b
--- /dev/null
+++ b/test/ELF/arm-copy.s
@@ -0,0 +1,81 @@
+// REQUIRES: arm
+// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
+// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %p/Inputs/relocation-copy-arm.s -o %t2.o
+// RUN: ld.lld -shared %t2.o -o %t2.so
+// RUN: ld.lld %t.o %t2.so -o %t3
+// RUN: llvm-readobj -s -r --expand-relocs -symbols %t3 | FileCheck %s
+// RUN: llvm-objdump -d -triple=armv7a-none-linux-gnueabi %t3 | FileCheck -check-prefix=CODE %s
+// RUN: llvm-objdump -s -triple=armv7a-none-linux-gnueabi -section=.rodata %t3 | FileCheck -check-prefix=RODATA %s
+
+// Copy relocations R_ARM_COPY are required for y and z
+ .syntax unified
+ .text
+ .globl _start
+_start:
+ movw r2,:lower16: y
+ movt r2,:upper16: y
+ ldr r3,[pc,#4]
+ ldr r3,[r3,#0]
+ .rodata
+ .word z
+
+// CHECK:     Name: .bss
+// CHECK-NEXT:     Type: SHT_NOBITS
+// CHECK-NEXT:     Flags [
+// CHECK-NEXT:       SHF_ALLOC
+// CHECK-NEXT:       SHF_WRITE
+// CHECK-NEXT:     ]
+// CHECK-NEXT:     Address: 0x13000
+// CHECK-NEXT:     Offset:
+// CHECK-NEXT:     Size: 8
+// CHECK-NEXT:     Link:
+// CHECK-NEXT:     Info:
+// CHECK-NEXT:     AddressAlignment: 16
+
+// CHECK: Relocations [
+// CHECK-NEXT:  Section (5) .rel.dyn {
+// CHECK-NEXT:    Relocation {
+// CHECK-NEXT:      Offset: 0x13000
+// CHECK-NEXT:      Type: R_ARM_COPY
+// CHECK-NEXT:      Symbol: y
+// CHECK-NEXT:      Addend: 0x0
+// CHECK-NEXT:    }
+// CHECK-NEXT:    Relocation {
+// CHECK-NEXT:      Offset: 0x13004
+// CHECK-NEXT:      Type: R_ARM_COPY
+// CHECK-NEXT:      Symbol: z
+// CHECK-NEXT:      Addend: 0x0
+// CHECK-NEXT:    }
+// CHECK-NEXT:  }
+
+// CHECK: Symbols [
+// CHECK:     Name: y
+// CHECK-NEXT:    Value: 0x13000
+// CHECK-NEXT:    Size: 4
+// CHECK-NEXT:    Binding: Global
+// CHECK-NEXT:    Type: Object
+// CHECK-NEXT:    Other:
+// CHECK-NEXT:    Section: .bss
+// CHECK:    Name: z
+// CHECK-NEXT:    Value: 0x13004
+// CHECK-NEXT:    Size: 4
+// CHECK-NEXT:    Binding: Global
+// CHECK-NEXT:    Type: Object
+// CHECK-NEXT:    Other: 0
+// CHECK-NEXT:    Section: .bss
+
+// CODE: Disassembly of section .text:
+// CODE-NEXT: _start:
+// S(y) = 0x13000, A = 0
+// (S + A) & 0x0000ffff = 0x3000 = #12288
+// CODE-NEXT:   11000:  00 20 03 e3    movw    r2, #12288
+// S(y) = 0x13000, A = 0
+// ((S + A) & 0xffff0000) >> 16 = 0x1
+// CODE-NEXT:   11004:       01 20 40 e3    movt    r2, #1
+// CODE-NEXT:   11008:       04 30 9f e5    ldr     r3, [pc, #4]
+// CODE-NEXT:   1100c:       00 30 93 e5    ldr     r3, [r3]
+
+
+// RODATA: Contents of section .rodata:
+// S(z) = 0x13004
+// RODATA-NEXT: 10114 04300100