1 files changed, 111 insertions, 0 deletions
diff --git a/lld/test/elf/ARM/plt-mapping.test b/lld/test/elf/ARM/plt-mapping.test
new file mode 100644
index 00000000000..cb86fb7b39e
--- /dev/null
+++ b/lld/test/elf/ARM/plt-mapping.test
@@ -0,0 +1,111 @@
+# Check that mapping symbols are properly generated for PLT entries.
+
+# RUN: yaml2obj -format=elf -docnum 1 %s > %t-arm.o
+# RUN: yaml2obj -format=elf -docnum 2 %s > %t-thm.o
+# RUN: lld -flavor gnu -target arm-linux-gnu \
+# RUN: -Bstatic --noinhibit-exec %t-arm.o %t-thm.o -o %t
+# RUN: llvm-readobj -symbols %t | FileCheck %s
+
+# CHECK: Name: {{[$]?[at]?[.]?}}__plt_ifunc_f1
+# CHECK: Name: {{[$]?[at]?[.]?}}__plt_from_thumb_ifunc_f2
+# CHECK: Name: {{[$]?[at]?[.]?}}__plt_ifunc_f2
+
+# arm.o
+---
+FileHeader:
+  Class:           ELFCLASS32
+  Data:            ELFDATA2LSB
+  Type:            ET_REL
+  Machine:         EM_ARM
+  Flags:           [ EF_ARM_EABI_VER5 ]
+Sections:
+  - Name:            .text
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
+    AddressAlign:    0x0000000000000004
+    Content:         04B02DE500B08DE2003000E3003040E30300A0E100D04BE204B09DE41EFF2FE100482DE904B08DE2FEFFFFEB0030A0E10300A0E10088BDE8
+  - Name:            .rel.text
+    Type:            SHT_REL
+    Link:            .symtab
+    AddressAlign:    0x0000000000000004
+    Info:            .text
+    Relocations:
+      - Offset:          0x0000000000000008
+        Symbol:          main
+        Type:            R_ARM_MOVW_ABS_NC
+      - Offset:          0x000000000000000C
+        Symbol:          main
+        Type:            R_ARM_MOVT_ABS
+      - Offset:          0x0000000000000028
+        Symbol:          f1
+        Type:            R_ARM_CALL
+  - Name:            .data
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000001
+    Content:         ''
+  - Name:            .bss
+    Type:            SHT_NOBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000001
+    Content:         ''
+Symbols:
+  Global:
+    - Name:            f1
+      Type:            STT_GNU_IFUNC
+      Section:         .text
+    - Name:            main
+      Type:            STT_FUNC
+      Section:         .text
+      Value:           0x0000000000000020
+
+# thm.o
+---
+FileHeader:
+  Class:           ELFCLASS32
+  Data:            ELFDATA2LSB
+  Type:            ET_REL
+  Machine:         EM_ARM
+  Flags:           [ EF_ARM_EABI_VER5 ]
+Sections:
+  - Name:            .text
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
+    AddressAlign:    0x0000000000000004
+    Content:         80B400AF40F20003C0F200031846BD465DF8047B704700BF80B500AFFFF7FEFF0346184680BD00BF
+  - Name:            .rel.text
+    Type:            SHT_REL
+    Link:            .symtab
+    AddressAlign:    0x0000000000000004
+    Info:            .text
+    Relocations:
+      - Offset:          0x0000000000000004
+        Symbol:          f
+        Type:            R_ARM_THM_MOVW_ABS_NC
+      - Offset:          0x0000000000000008
+        Symbol:          f
+        Type:            R_ARM_THM_MOVT_ABS
+      - Offset:          0x000000000000001C
+        Symbol:          f2
+        Type:            R_ARM_THM_CALL
+  - Name:            .data
+    Type:            SHT_PROGBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000001
+    Content:         ''
+  - Name:            .bss
+    Type:            SHT_NOBITS
+    Flags:           [ SHF_WRITE, SHF_ALLOC ]
+    AddressAlign:    0x0000000000000001
+    Content:         ''
+Symbols:
+ Global:
+    - Name:            f2
+      Type:            STT_GNU_IFUNC
+      Section:         .text
+      Value:           0x0000000000000001
+    - Name:            f
+      Type:            STT_FUNC
+      Section:         .text
+      Value:           0x0000000000000019
+...