| # REQUIRES: x86 |
| # RUN: llvm-mc %s -triple x86_64-windows-msvc -filetype=obj -o %t.obj |
| # RUN: lld-link %t.obj -dll -noentry -out:%t.dll -merge:.xdata=.xdata |
| # RUN: llvm-readobj --sections --coff-exports %t.dll | FileCheck %s |
| |
| # CHECK: Name: .pdata |
| # CHECK-NEXT: VirtualSize: 0x18 |
| # CHECK: Name: .xdata |
| # CHECK-NEXT: VirtualSize: 0x10 |
| |
| # CHECK: Name: xdata1 |
| # CHECK-NEXT: RVA: 0x1010 |
| # CHECK: Name: xdata1a |
| # CHECK-NEXT: RVA: 0x1010 |
| # CHECK: Name: xdata1b |
| # CHECK-NEXT: RVA: 0x1030 |
| |
| .text |
| callee: |
| ret |
| |
| .def xdata1; |
| .scl 2; |
| .type 32; |
| .endef |
| .section .text,"xr",one_only,xdata1 |
| .globl xdata1 # -- Begin function xdata1 |
| .p2align 4, 0x90 |
| xdata1: # @xdata1 |
| .seh_proc xdata1 |
| # BB#0: # %entry |
| subq $40, %rsp |
| .seh_stackalloc 40 |
| .seh_endprologue |
| callq callee |
| nop |
| addq $40, %rsp |
| jmp callee # TAILCALL |
| .seh_handlerdata |
| .section .text,"xr",one_only,xdata1 |
| .seh_endproc |
| # -- End function |
| |
| # xdata1a is identical to xdata1, so it should be ICFd, and so should its pdata. |
| # It also has associative debug and CFG sections which should be ignored by ICF. |
| .def xdata1a; |
| .scl 2; |
| .type 32; |
| .endef |
| .section .text,"xr",one_only,xdata1a |
| .globl xdata1a # -- Begin function xdata1a |
| .p2align 4, 0x90 |
| xdata1a: # @xdata1a |
| .seh_proc xdata1a |
| # BB#0: # %entry |
| subq $40, %rsp |
| .seh_stackalloc 40 |
| .seh_endprologue |
| callq callee |
| nop |
| addq $40, %rsp |
| jmp callee # TAILCALL |
| .seh_handlerdata |
| .section .text,"xr",one_only,xdata1a |
| .seh_endproc |
| |
| .section .debug$S,"r",associative,xdata1a |
| .section .gfids$y,"r",associative,xdata1a |
| .section .gljmp$y,"r",associative,xdata1a |
| |
| # xdata1b's text is identical to xdata1, but its xdata specifies a different |
| # stack size, so it cannot be ICFd with xdata1. |
| .def xdata1b; |
| .scl 2; |
| .type 32; |
| .endef |
| .section .text,"xr",one_only,xdata1b |
| .globl xdata1b # -- Begin function xdata1b |
| .p2align 4, 0x90 |
| xdata1b: # @xdata1b |
| .seh_proc xdata1b |
| # BB#0: # %entry |
| subq $40, %rsp |
| .seh_stackalloc 48 |
| .seh_endprologue |
| callq callee |
| nop |
| addq $40, %rsp |
| jmp callee # TAILCALL |
| .seh_handlerdata |
| .section .text,"xr",one_only,xdata1b |
| .seh_endproc |
| # -- End function |
| |
| .section .drectve,"yn" |
| .ascii " -export:xdata1" |
| .ascii " -export:xdata1a" |
| .ascii " -export:xdata1b" |
