1 files changed, 131 insertions, 0 deletions
diff --git a/test/ELF/arm-gnu-ifunc.s b/test/ELF/arm-gnu-ifunc.s
new file mode 100644
index 000000000..c1e8a7183
--- /dev/null
+++ b/test/ELF/arm-gnu-ifunc.s
@@ -0,0 +1,131 @@
+// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
+// RUN: ld.lld -static %t.o -o %tout
+// RUN: llvm-objdump -triple armv7a-none-linux-gnueabi -d %tout | FileCheck %s --check-prefix=DISASM
+// RUN: llvm-readobj -r -symbols -sections %tout | FileCheck %s
+// REQUIRES: arm
+ .syntax unified
+ .text
+ .type foo STT_GNU_IFUNC
+ .globl foo
+foo:
+ bx lr
+
+ .type bar STT_GNU_IFUNC
+ .globl bar
+bar:
+ bx lr
+
+ .globl _start
+_start:
+ bl foo
+ bl bar
+ movw r0,:lower16:__rel_iplt_start
+ movt r0,:upper16:__rel_iplt_start
+ movw r0,:lower16:__rel_iplt_end
+ movt r0,:upper16:__rel_iplt_end
+
+// CHECK:      Sections [
+// CHECK:       Section {
+// CHECK:       Index: 1
+// CHECK-NEXT:  Name: .rel.plt
+// CHECK-NEXT:  Type: SHT_REL
+// CHECK-NEXT:  Flags [
+// CHECK-NEXT:    SHF_ALLOC
+// CHECK-NEXT:  ]
+// CHECK-NEXT:  Address: [[REL:.*]]
+// CHECK-NEXT:  Offset:
+// CHECK-NEXT:   Size: 16
+// CHECK-NEXT:   Link:
+// CHECK-NEXT:   Info:
+// CHECK-NEXT:   AddressAlignment: 4
+// CHECK-NEXT:   EntrySize: 8
+// CHECK-NEXT:  }
+// CHECK: Relocations [
+// CHECK-NEXT:  Section (1) .rel.plt {
+// CHECK-NEXT:    0x1200C R_ARM_IRELATIVE
+// CHECK-NEXT:    0x12010 R_ARM_IRELATIVE
+// CHECK-NEXT:  }
+// CHECK-NEXT:]
+// CHECK:  Symbols [
+// CHECK:   Symbol {
+// CHECK:         Name: __rel_iplt_end
+// CHECK-NEXT:    Value: 0x100E4
+// CHECK-NEXT:    Size: 0
+// CHECK-NEXT:    Binding: Local
+// CHECK-NEXT:    Type: None
+// CHECK-NEXT:    Other [
+// CHECK-NEXT:      STV_HIDDEN
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Section: .rel.plt
+// CHECK-NEXT:  }
+// CHECK-NEXT:  Symbol {
+// CHECK-NEXT:    Name: __rel_iplt_start
+// CHECK-NEXT:    Value: 0x100D4
+// CHECK-NEXT:    Size: 0
+// CHECK-NEXT:    Binding: Local
+// CHECK-NEXT:    Type: None
+// CHECK-NEXT:    Other [
+// CHECK-NEXT:      STV_HIDDEN
+// CHECK-NEXT:    ]
+// CHECK-NEXT:    Section: .rel.plt
+// CHECK-NEXT:  }
+// CHECK-NEXT:  Symbol {
+// CHECK-NEXT:    Name: _start (6)
+// CHECK-NEXT:    Value: 0x11008
+// CHECK-NEXT:    Size: 0
+// CHECK-NEXT:    Binding: Global
+// CHECK-NEXT:    Type: None
+// CHECK-NEXT:    Other:
+// CHECK-NEXT:    Section: .text
+// CHECK-NEXT:  }
+// CHECK-NEXT:  Symbol {
+// CHECK-NEXT:    Name: bar
+// CHECK-NEXT:    Value: 0x11004
+// CHECK-NEXT:    Size: 0
+// CHECK-NEXT:    Binding: Global
+// CHECK-NEXT:    Type: GNU_IFunc
+// CHECK-NEXT:    Other: 0
+// CHECK-NEXT:    Section: .text
+// CHECK-NEXT:  }
+// CHECK-NEXT:  Symbol {
+// CHECK-NEXT:    Name: foo
+// CHECK-NEXT:    Value: 0x11000
+// CHECK-NEXT:    Size: 0
+// CHECK-NEXT:    Binding: Global
+// CHECK-NEXT:    Type: GNU_IFunc
+// CHECK-NEXT:    Other: 0
+// CHECK-NEXT:    Section: .text
+// CHECK-NEXT:  }
+
+// DISASM:      Disassembly of section .text:
+// DISASM-NEXT: foo:
+// DISASM-NEXT:   11000:       1e ff 2f e1     bx      lr
+// DISASM: bar:
+// DISASM-NEXT:   11004:       1e ff 2f e1     bx      lr
+// DISASM: _start:
+// DISASM-NEXT:   11008:       09 00 00 eb     bl      #36
+// DISASM-NEXT:   1100c:       0c 00 00 eb     bl      #48
+// DISASM-NEXT:   11010:       d4 00 00 e3     movw    r0, #212
+// DISASM-NEXT:   11014:       01 00 40 e3     movt    r0, #1
+// r0 = 212 + 1 * 65536 = 100D4 = __rel_iplt_start
+// DISASM-NEXT:   11018:       e4 00 00 e3     movw    r0, #228
+// DISASM-NEXT:   1101c:       01 00 40 e3     movt    r0, #1
+// r1 = 228 + 1 * 65536 = 100E4 = __rel_iplt_end
+// DISASM-NEXT: Disassembly of section .plt:
+// DISASM-NEXT: .plt:
+// DISASM-NEXT:   11020:       04 e0 2d e5     str     lr, [sp, #-4]!
+// DISASM-NEXT:   11024:       04 e0 9f e5     ldr     lr, [pc, #4]
+// DISASM-NEXT:   11028:       0e e0 8f e0     add     lr, pc, lr
+// DISASM-NEXT:   1102c:       08 f0 be e5     ldr     pc, [lr, #8]!
+// 0x0fd0 + 0x11028 + 0x8 = 0x12000
+// DISASM-NEXT:   11030:       d0 0f 00 00
+// DISASM-NEXT:   11034:       04 c0 9f e5     ldr     r12, [pc, #4]
+// DISASM-NEXT:   11038:       0f c0 8c e0     add     r12, r12, pc
+// DISASM-NEXT:   1103c:       00 f0 9c e5     ldr     pc, [r12]
+// 0x0fcc + 0x11038 + 0x8 = 0x1200C
+// DISASM-NEXT:   11040:       cc 0f 00 00
+// DISASM-NEXT:   11044:       04 c0 9f e5     ldr     r12, [pc, #4]
+// DISASM-NEXT:   11048:       0f c0 8c e0     add     r12, r12, pc
+// DISASM-NEXT:   1104c:       00 f0 9c e5     ldr     pc, [r12]
+// 0x0fc0 + 0x11048 + 0x8 = 0x12010
+// DISASM-NEXT:   11050:       c0 0f 00 00