| Index | Manual | Download | Source | Macros | Embedded word Case ins.
Sitemap | Links | Forum | Tests | Projects

# Test t8926: COFF import module for 64bit Windows from DLL library

Source & expected listing t8926.htm.lst
  `| | EUROASM AUTOSEGMENT=ON,CPU=X64,DUMPWIDTH=28 |7438393236 |%test %SET t8926 | |;; | |;; Create auxilliary DLL library. | |%test PROGRAM FORMAT=DLL,WIDTH=64,MODEL=FLAT,ICONFILE= |[.text] ::::Section changed. |00000000: |Write.W64: PROC ; Write ASCIIZ string RSI in 64bit Windows. | | IMPORT GetStdHandle:,WriteFile: ; Declare imported Windows kernel functions. |00000000:4889E5 | MOV RBP,RSP ; Save (perhaps unaligned) stack pointer. |00000003:4883E4F0 | AND RSP,-16 ; OWORD alignment downwards. |00000007:4883EC30 | SUB RSP,5*8+8 ; Allocate shadow space on stack for max 5 arguments. |0000000B:48C7C1F5FFFFFF | MOV RCX,-11 ; %1 Identifier of standard output STD_OUTPUT_HANDLE. |00000012:E8(00000000) | CALL GetStdHandle: ; Fastcall the imported Windows function with 1 argument. |00000017:4889C3 | MOV RBX,RAX ; Temporary save the returned StdOutput handle to RBX. |0000001A:4889F7 | MOV RDI,RSI ; Use RDI to find the end of input string. |0000001D:31C9 | XOR ECX,ECX ; Clear RCX to keep the size of input string. |0000001F:31C0 | XOR EAX,EAX ; Clear AL, the searched terminating character. |00000021:48F7D1 | NOT RCX ; Assume unlimited possible string size. |00000024:F2AE | REPNE SCASB ; Find the zero terminator. |00000026:48F7D1 | NOT RCX ; Get string size to RCX. |00000029:4889442420 | MOV [RSP+20h],RAX ; %5 Overlapped I/O is not used. |0000002E:4C8D4C2418 | LEA R9,[RSP+18h] ; %4 Local variable for the number of written bytes uses shadowed R9. |00000033:4989C8 | MOV R8,RCX ; %3 String size. |00000036:4889F2 | MOV RDX,RSI ; %2 String address. |00000039:4889D9 | MOV RCX,RBX ; %1 Standard output file handle. |0000003C:E8(00000000) | CALL WriteFile: ; Fastcall the imported function with 5 arguments. |00000041:4889EC | MOV RSP,RBP ; Restore the stack. |00000044:C3 | RET ; Return to caller. |00000045: |ENDPROC Write.W64: | |;; |00000045: |Beep.W64: PROC ; Play a sound in 64bit Windows. |00000045:488D35(00000000) | LEA RSI,[=B"Beeping..."] ; Define a literal string in [.rodata]. |0000004C:E8AFFFFFFF | CALL Write.W64:: ; Display the notification "Beeping...". | | IMPORT Beep: ; Declare imported Windows kernel function. |00000051:4889E5 | MOV RBP,RSP ; Save (perhaps unaligned) stack pointer. |00000054:4883E4F0 | AND RSP,-16 ; OWORD alignment downwards. |00000058:4883EC20 | SUB RSP,4*8 ; Allocate shadow space on stack. |0000005C:BAC8000000 | MOV RDX,200 ; %2 Sound duration [ms]. |00000061:B9B8010000 | MOV RCX,440 ; %1 Sound frequency [Hz]. |00000066:E8(00000000) | CALL Beep: ; Fastcall the imported function with 2 arguments. |0000006B:BA90010000 | MOV RDX,400 ; %2 Sound duration [ms]. |00000070:B94B020000 | MOV RCX,587 ; %1 Sound frequency [Hz]. |00000075:E8(00000000) | CALL Beep: ; Fastcall the imported function with 2 arguments. |0000007A:4889EC | MOV RSP,RBP ; Restore the stack. |0000007D:C3 | RET ; Return to caller. |0000007E: |ENDPROC Beep.W64: | |;; |0000007E: |Exit.W64: PROC ; Terminate program in 64bit Windows. |0000007E:488D35(00000000) | LEA RSI,[.M:] ; Address in segment [.bss] for the message. |00000085:C706456E6400 | MOVD [RSI+0],"End" ; Dynamically define the message "End". |0000008B:C746030D0A0000 | MOVD [RSI+3],0x0A0D ; CR+LF. |00000092:E869FFFFFF | CALL Write.W64:: ; Display the notification "End". | | IMPORT ExitProcess ; Declare imported Windows kernel function. |00000097:4883E4F0 | AND RSP,-16 ; OWORD alignment downwards. |0000009B:4883EC20 | SUB RSP,4*8 ; Allocate shadow space on stack. |0000009F:31C9 | XOR ECX,ECX ; %1 Terminate with errorlevel 0. |000000A1:E9(00000000) | JMP ExitProcess: ; Use imported function with 1 argument. No return. |[.bss] ::::Section changed. |00000000:.............. |.M: DB 7*BYTE ; Reserve space for ASCIIZ string "End" in segment [.bss]. |[.text] ::::Section changed. |000000A6: |ENDPROC Exit.W64: | |;; | | EXPORT Write.W64,Beep.W64,Exit.W64 |[@LT1] ====ListLiterals in section [@LT1]. |00000000:42656570696E672E~=B"Beeping..." | |ENDPROGRAM %test | **** ListMap "t8926.dll",model=FLAT,groups=0,segments=6,entry=,stack= | [.text],FA=00000400h,VA=10001000h,size=000000A6h=166,width=64,align=0010h,purpose=CODE | [.rodata],FA=00000600h,VA=10002000h,size=0000000Bh=11,width=64,align=0010h,purpose=RODATA+LITERAL | [.bss],FA=00000800h,VA=10003000h,size=00000007h=7,width=64,align=0010h,purpose=BSS | [.idata],FA=00000800h,VA=10004000h,size=000000D3h=211,width=64,align=8,purpose=IMPORT+IAT | [.edata],FA=00000A00h,VA=10005000h,size=0000006Ch=108,width=0,align=8,purpose=EXPORT | [.reloc],FA=00000C00h,VA=10006000h,size=00000010h=16,width=32,align=4,purpose=BASERELOC | **** ListGlobals "t8926.dll",Global=0,Public=0,Extern=0,eXport=3,Import=4 | Beep,[.idata]:000000C5h,VA=100040C5h,scope='I',lib="kernel32.dll" | Beep.W64,[.text]:00000045h,VA=10001045h,scope='X' | Exit.W64,[.text]:0000007Eh,VA=1000107Eh,scope='X' | ExitProcess,[.idata]:000000CCh,VA=100040CCh,scope='I',lib="kernel32.dll" | GetStdHandle,[.idata]:000000B7h,VA=100040B7h,scope='I',lib="kernel32.dll" | Write.W64,[.text]:00000000h,VA=10001000h,scope='X' | WriteFile,[.idata]:000000BEh,VA=100040BEh,scope='I',lib="kernel32.dll" | |;; | |;; Create the main COFF import module. | |%test PROGRAM FORMAT=COFF | | GLOBAL Write.W64,Beep.W64,Exit.W64 | | LINK %test.dll | |ENDPROGRAM %test |# I0561 Linking DLL library "./t8926.dll". | **** ListMap "t8926.obj",model=FLAT,groups=0,segments=1,entry=,stack= | [.drectve],FA=0000003Ch,RVA=00000000h,size=00000058h=88,width=0,align=1,purpose=DRECTVE | **** ListGlobals "t8926.obj",Global=0,Public=0,Extern=0,eXport=0,Import=3 | Beep.W64,[Beep.W64]:00000000h,scope='I',lib="t8926.dll" | Exit.W64,[Exit.W64]:00000000h,scope='I',lib="t8926.dll" | Write.W64,[Write.W64]:00000000h,scope='I',lib="t8926.dll"`

Expected messages t8926.out
  `I0180 Assembling source file "t8926.htm". I0270 Assembling source "t8926". I0310 Assembling source pass 1. I0330 Assembling source pass 2 - final. I0470 Assembling program "t8926". "t8926.htm"{45} I0510 Assembling program pass 1. "t8926.htm"{45} I0510 Assembling program pass 2. "t8926.htm"{45} I0530 Assembling program pass 3 - final. "t8926.htm"{45} I0660 64bit FLAT DLL file "t8926.dll" created, size=3088. "t8926.htm"{106} I0650 Program "t8926" assembled in 3 passes with errorlevel 0. "t8926.htm"{106} I0470 Assembling program "t8926". "t8926.htm"{124} I0510 Assembling program pass 1. "t8926.htm"{124} I0510 Assembling program pass 2. "t8926.htm"{124} I0530 Assembling program pass 3 - final. "t8926.htm"{124} I0561 Linking DLL library "./t8926.dll". "t8926.htm"{127} I0660 32bit FLAT COFF file "t8926.obj" created, size=288. "t8926.htm"{127} I0650 Program "t8926" assembled in 3 passes with errorlevel 0. "t8926.htm"{127} I0750 Source "t8926" (182 lines) assembled in 2 passes with errorlevel 0. I0860 Listing file "t8926.htm.lst" created, size=7512. I0990 EuroAssembler terminated with errorlevel 0.`

Expected output file t8926. obj

      0000: 4C 01 01 00 00 00 00 00 94 00 00 00 07 00 00 00  L··°°°°°¤°°°·°°°
      0010: 00 00 00 01 2E 64 72 65 63 74 76 65 00 00 00 00  °°°·.drectve°°°°
      0020: 00 00 00 00 58 00 00 00 3C 00 00 00 00 00 00 00  °°°°X°°°<°°°°°°°
      0030: 00 00 00 00 00 00 00 00 00 0A 10 02 20 2F 49 4D  °°°°°°°°°¬··¯/IM
      0040: 50 4F 52 54 3A 42 65 65 70 2E 57 36 34 3A 22 74  PORT:Beep.W64:"t
      0050: 38 39 32 36 2E 64 6C 6C 22 20 2F 49 4D 50 4F 52  8926.dll"¯/IMPOR
      0060: 54 3A 45 78 69 74 2E 57 36 34 3A 22 74 38 39 32  T:Exit.W64:"t892
      0070: 36 2E 64 6C 6C 22 20 2F 49 4D 50 4F 52 54 3A 57  6.dll"¯/IMPORT:W
      0080: 72 69 74 65 2E 57 36 34 3A 22 74 38 39 32 36 2E  rite.W64:"t8926.
      0090: 64 6C 6C 22 2E 66 69 6C 65 00 00 00 00 00 00 00  dll".file°°°°°°°
      00A0: FE FF 00 00 67 01 74 38 39 32 36 2E 68 74 6D 00  ¤¤°°g·t8926.htm°
      00B0: 00 00 00 00 00 00 00 00 2E 64 72 65 63 74 76 65  °°°°°°°°.drectve
      00C0: 00 00 00 00 01 00 00 00 03 01 58 00 00 00 00 00  °°°°·°°°··X°°°°°
      00D0: 00 00 00 00 00 00 00 00 00 00 00 00 42 65 65 70  °°°°°°°°°°°°Beep
      00E0: 2E 57 36 34 00 00 00 00 00 00 01 01 02 00 45 78  .W64°°°°°°···°Ex
      00F0: 69 74 2E 57 36 34 00 00 00 00 00 00 01 01 02 00  it.W64°°°°°°···°
      0100: 00 00 00 00 04 00 00 00 00 00 00 00 00 00 01 01  °°°°·°°°°°°°°°··
      0110: 02 00 0E 00 00 00 57 72 69 74 65 2E 57 36 34 00  ·°·°°°Write.W64°

▲Back to the top▲