lld/test/COFF/arm64ec-cust-export-thunk.s

   1 # REQUIRES: aarch64, x86
   2 # RUN: split-file %s %t.dir && cd %t.dir
   3
   4 # Test that metadata is generated when a custom export thunk is supplied.
   5
   6 # RUN: llvm-mc -filetype=obj -triple=arm64ec-windows func.s -o func.obj
   7 # RUN: llvm-mc -filetype=obj -triple=arm64ec-windows hp-func.s -o hp-func.obj
   8 # RUN: llvm-mc -filetype=obj -triple=x86_64-windows thunk.s -o thunk.obj
   9 # RUN: llvm-mc -filetype=obj -triple=arm64ec-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64ec.obj
  10
  11 # RUN: lld-link -out:out.dll -machine:arm64ec func.obj thunk.obj loadconfig-arm64ec.obj -dll -noentry "-export:#func,EXPORTAS,func"
  12
  13 # RUN: llvm-objdump -d out.dll | FileCheck --check-prefixes=DISASM,DISASM-EXP %s
  14 # DISASM:      Disassembly of section .text:
  15 # DISASM-EMPTY:
  16 # DISASM-NEXT: 0000000180001000 <.text>:
  17 # DISASM-NEXT: 180001000: 52800040     mov     w0, #0x2                // =2
  18 # DISASM-NEXT: 180001004: d65f03c0     ret
  19 # DISASM-NEXT:                 ...
  20 # DISASM-EXP-EMPTY:
  21 # DISASM-EXP-NEXT: 0000000180002000 <func>:
  22 # DISASM-NEXT: 180002000: b8 03 00 00 00               movl    $0x3, %eax
  23 # DISASM-NEXT: 180002005: c3                           retq
  24
  25 # RUN: llvm-objdump -p out.dll | FileCheck --check-prefix=EXPORT %s
  26 # EXPORT:      Ordinal      RVA  Name
  27 # EXPORT-NEXT:       1   0x2000  func
  28
  29 # RUN: llvm-readobj --coff-load-config out.dll | FileCheck --check-prefix=CHPE %s
  30 # CHPE:       CodeMap [
  31 # CHPE-NEXT:    0x1000 - 0x1008  ARM64EC
  32 # CHPE-NEXT:    0x2000 - 0x2006  X64
  33 # CHPE-NEXT:  ]
  34 # CHPE-NEXT:  CodeRangesToEntryPoints [
  35 # CHPE-NEXT:    0x2000 - 0x2006 -> 0x2000
  36 # CHPE-NEXT:  ]
  37 # CHPE-NEXT:  RedirectionMetadata [
  38 # CHPE-NEXT:    0x2000 -> 0x1000
  39 # CHPE-NEXT:  ]
  40
  41 # RUN: lld-link -out:out2.dll -machine:arm64ec hp-func.obj thunk.obj loadconfig-arm64ec.obj -dll -noentry
  42 # RUN: llvm-objdump -d out2.dll | FileCheck --check-prefix=DISASM %s
  43 # RUN: llvm-readobj --coff-load-config out2.dll | FileCheck --check-prefix=CHPE %s
  44
  45 #--- func.s
  46     .globl "#func"
  47     .p2align 2, 0x0
  48 "#func":
  49     mov w0, #2
  50     ret
  51
  52 #--- hp-func.s
  53     .section .text,"xr",discard,"#func$hp_target"
  54     .globl "#func$hp_target"
  55     .p2align 2, 0x0
  56 "#func$hp_target":
  57     mov w0, #2
  58     ret
  59
  60     .def "EXP+#func"
  61     .scl 2
  62     .type 32
  63     .endef
  64     .weak func
  65 .set func, "EXP+#func"
  66     .weak "#func"
  67 .set "#func", "#func$hp_target"
  68
  69     .data
  70     .rva func
  71
  72 #--- thunk.s
  73     .def "EXP+#func"
  74     .scl 2
  75     .type 32
  76     .endef
  77     .section .wowthk$aa,"xr",discard,"EXP+#func"
  78     .globl "EXP+#func"
  79     .p2align 2, 0x0
  80 "EXP+#func":
  81     movl $3, %eax
  82     retq