| # REQUIRES: x86 |
| |
| # Test merging code sections with data sections. |
| |
| # RUN: llvm-mc -triple x86_64-windows-msvc %s -filetype=obj -o %t.obj |
| # RUN: lld-link -machine:amd64 -dll -noentry -out:%t.dll %t.obj -merge:.testx=.testd -merge:.testx2=.testbss -merge:.testd2=.testx3 -merge:.testbss2=.testx4 |
| |
| # RUN: llvm-readobj --sections %t.dll | FileCheck %s |
| # CHECK: Sections [ |
| # CHECK-NEXT: Section { |
| # CHECK-NEXT: Number: 1 |
| # CHECK-NEXT: Name: .testbss (2E 74 65 73 74 62 73 73) |
| # CHECK-NEXT: VirtualSize: 0x18 |
| # CHECK-NEXT: VirtualAddress: 0x1000 |
| # CHECK-NEXT: RawDataSize: 512 |
| # CHECK-NEXT: PointerToRawData: 0x400 |
| # CHECK-NEXT: PointerToRelocations: 0x0 |
| # CHECK-NEXT: PointerToLineNumbers: 0x0 |
| # CHECK-NEXT: RelocationCount: 0 |
| # CHECK-NEXT: LineNumberCount: 0 |
| # CHECK-NEXT: Characteristics [ (0xC0000020) |
| # CHECK-NEXT: IMAGE_SCN_CNT_CODE (0x20) |
| # CHECK-NEXT: IMAGE_SCN_MEM_READ (0x40000000) |
| # CHECK-NEXT: IMAGE_SCN_MEM_WRITE (0x80000000) |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: } |
| # CHECK-NEXT: Section { |
| # CHECK-NEXT: Number: 2 |
| # CHECK-NEXT: Name: .testd (2E 74 65 73 74 64 00 00) |
| # CHECK-NEXT: VirtualSize: 0x18 |
| # CHECK-NEXT: VirtualAddress: 0x2000 |
| # CHECK-NEXT: RawDataSize: 512 |
| # CHECK-NEXT: PointerToRawData: 0x600 |
| # CHECK-NEXT: PointerToRelocations: 0x0 |
| # CHECK-NEXT: PointerToLineNumbers: 0x0 |
| # CHECK-NEXT: RelocationCount: 0 |
| # CHECK-NEXT: LineNumberCount: 0 |
| # CHECK-NEXT: Characteristics [ (0x40000020) |
| # CHECK-NEXT: IMAGE_SCN_CNT_CODE (0x20) |
| # CHECK-NEXT: IMAGE_SCN_MEM_READ (0x40000000) |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: } |
| # CHECK-NEXT: Section { |
| # CHECK-NEXT: Number: 3 |
| # CHECK-NEXT: Name: .testx3 (2E 74 65 73 74 78 33 00) |
| # CHECK-NEXT: VirtualSize: 0x12 |
| # CHECK-NEXT: VirtualAddress: 0x3000 |
| # CHECK-NEXT: RawDataSize: 512 |
| # CHECK-NEXT: PointerToRawData: 0x800 |
| # CHECK-NEXT: PointerToRelocations: 0x0 |
| # CHECK-NEXT: PointerToLineNumbers: 0x0 |
| # CHECK-NEXT: RelocationCount: 0 |
| # CHECK-NEXT: LineNumberCount: 0 |
| # CHECK-NEXT: Characteristics [ (0x60000020) |
| # CHECK-NEXT: IMAGE_SCN_CNT_CODE (0x20) |
| # CHECK-NEXT: IMAGE_SCN_MEM_EXECUTE (0x20000000) |
| # CHECK-NEXT: IMAGE_SCN_MEM_READ (0x40000000) |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: } |
| # CHECK-NEXT: Section { |
| # CHECK-NEXT: Number: 4 |
| # CHECK-NEXT: Name: .testx4 (2E 74 65 73 74 78 34 00) |
| # CHECK-NEXT: VirtualSize: 0x14 |
| # CHECK-NEXT: VirtualAddress: 0x4000 |
| # CHECK-NEXT: RawDataSize: 512 |
| # CHECK-NEXT: PointerToRawData: 0xA00 |
| # CHECK-NEXT: PointerToRelocations: 0x0 |
| # CHECK-NEXT: PointerToLineNumbers: 0x0 |
| # CHECK-NEXT: RelocationCount: 0 |
| # CHECK-NEXT: LineNumberCount: 0 |
| # CHECK-NEXT: Characteristics [ (0x60000020) |
| # CHECK-NEXT: IMAGE_SCN_CNT_CODE (0x20) |
| # CHECK-NEXT: IMAGE_SCN_MEM_EXECUTE (0x20000000) |
| # CHECK-NEXT: IMAGE_SCN_MEM_READ (0x40000000) |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: } |
| # CHECK-NEXT: ] |
| |
| # RUN: llvm-objdump -d %t.dll | FileCheck -check-prefix=DISASM %s |
| # DISASM: Disassembly of section .testbss: |
| # DISASM-EMPTY: |
| # DISASM-NEXT: 0000000180001000 <.testbss>: |
| # DISASM-NEXT: 180001000: 00 00 addb %al, (%rax) |
| # DISASM-NEXT: 180001002: 00 00 addb %al, (%rax) |
| # DISASM-NEXT: 180001004: cc int3 |
| # DISASM-NEXT: 180001005: cc int3 |
| # DISASM-NEXT: 180001006: cc int3 |
| # DISASM-NEXT: 180001007: cc int3 |
| # DISASM-NEXT: 180001008: cc int3 |
| # DISASM-NEXT: 180001009: cc int3 |
| # DISASM-NEXT: 18000100a: cc int3 |
| # DISASM-NEXT: 18000100b: cc int3 |
| # DISASM-NEXT: 18000100c: cc int3 |
| # DISASM-NEXT: 18000100d: cc int3 |
| # DISASM-NEXT: 18000100e: cc int3 |
| # DISASM-NEXT: 18000100f: cc int3 |
| # DISASM-NEXT: 180001010: 48 c7 c0 02 00 00 00 movq $0x2, %rax |
| # DISASM-NEXT: 180001017: c3 retq |
| # DISASM-EMPTY: |
| # DISASM-NEXT: Disassembly of section .testd: |
| # DISASM-EMPTY: |
| # DISASM-NEXT: 0000000180002000 <.testd>: |
| # DISASM-NEXT: 180002000: 01 00 addl %eax, (%rax) |
| # DISASM-NEXT: 180002002: cc int3 |
| # DISASM-NEXT: 180002003: cc int3 |
| # DISASM-NEXT: 180002004: cc int3 |
| # DISASM-NEXT: 180002005: cc int3 |
| # DISASM-NEXT: 180002006: cc int3 |
| # DISASM-NEXT: 180002007: cc int3 |
| # DISASM-NEXT: 180002008: cc int3 |
| # DISASM-NEXT: 180002009: cc int3 |
| # DISASM-NEXT: 18000200a: cc int3 |
| # DISASM-NEXT: 18000200b: cc int3 |
| # DISASM-NEXT: 18000200c: cc int3 |
| # DISASM-NEXT: 18000200d: cc int3 |
| # DISASM-NEXT: 18000200e: cc int3 |
| # DISASM-NEXT: 18000200f: cc int3 |
| # DISASM-NEXT: 180002010: 48 c7 c0 01 00 00 00 movq $0x1, %rax |
| # DISASM-NEXT: 180002017: c3 retq |
| # DISASM-EMPTY: |
| # DISASM-NEXT: Disassembly of section .testx3: |
| # DISASM-EMPTY: |
| # DISASM-NEXT: 0000000180003000 <.testx3>: |
| # DISASM-NEXT: 180003000: 48 c7 c0 03 00 00 00 movq $0x3, %rax |
| # DISASM-NEXT: 180003007: c3 retq |
| # DISASM-NEXT: 180003008: cc int3 |
| # DISASM-NEXT: 180003009: cc int3 |
| # DISASM-NEXT: 18000300a: cc int3 |
| # DISASM-NEXT: 18000300b: cc int3 |
| # DISASM-NEXT: 18000300c: cc int3 |
| # DISASM-NEXT: 18000300d: cc int3 |
| # DISASM-NEXT: 18000300e: cc int3 |
| # DISASM-NEXT: 18000300f: cc int3 |
| # DISASM-NEXT: 180003010: 02 00 addb (%rax), %al |
| # DISASM-EMPTY: |
| # DISASM-NEXT: Disassembly of section .testx4: |
| # DISASM-EMPTY: |
| # DISASM-NEXT: 0000000180004000 <.testx4>: |
| # DISASM-NEXT: 180004000: 48 c7 c0 04 00 00 00 movq $0x4, %rax |
| # DISASM-NEXT: 180004007: c3 retq |
| # DISASM-NEXT: 180004008: cc int3 |
| # DISASM-NEXT: 180004009: cc int3 |
| # DISASM-NEXT: 18000400a: cc int3 |
| # DISASM-NEXT: 18000400b: cc int3 |
| # DISASM-NEXT: 18000400c: cc int3 |
| # DISASM-NEXT: 18000400d: cc int3 |
| # DISASM-NEXT: 18000400e: cc int3 |
| # DISASM-NEXT: 18000400f: cc int3 |
| # DISASM-NEXT: 180004010: 00 00 addb %al, (%rax) |
| # DISASM-NEXT: 180004012: 00 00 addb %al, (%rax) |
| |
| |
| .section .testx, "xr" |
| .p2align 4 |
| movq $1, %rax |
| retq |
| |
| .section .testx2, "xr" |
| .p2align 4 |
| movq $2, %rax |
| retq |
| |
| .section .testd, "dr" |
| .p2align 4 |
| .word 1 |
| |
| .section .testbss, "b" |
| .p2align 4 |
| .skip 4 |
| |
| .section .testx3, "xr" |
| .p2align 4 |
| movq $3, %rax |
| retq |
| |
| .section .testx4, "xr" |
| .p2align 4 |
| movq $4, %rax |
| retq |
| |
| .section .testd2, "dr" |
| .p2align 4 |
| .word 2 |
| |
| .section .testbss2, "b" |
| .p2align 4 |
| .skip 4 |