ImplicitLinkInfo: Add support for PGI on Windows

Since PGI does not write linker directives into objects, the necessary
libraries have to be parsed from commandline. PGI does however link the
Visual C++ runtime libraries, so they have to be filtered out to ensure
no collision with settings of other languages can occur.

2 files changed, 61 insertions, 7 deletions

diff --git a/Modules/CMakeParseImplicitLinkInfo.cmake b/Modules/CMakeParseImplicitLinkInfo.cmake
index 1d0030c..3b77278 100644
--- a/Modules/CMakeParseImplicitLinkInfo.cmake
+++ b/Modules/CMakeParseImplicitLinkInfo.cmake
@@ -18,9 +18,13 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj
     get_filename_component(linker ${CMAKE_LINKER} NAME)
     string(REGEX REPLACE "([][+.*?()^$])" "\\\\\\1" linker "${linker}")
   endif()
+  set(startfile "CMAKE_LINK_STARTFILE-NOTFOUND")
+  if(CMAKE_LINK_STARTFILE)
+    set(startfile "${CMAKE_LINK_STARTFILE}")
+  endif()
   # Construct a regex to match linker lines.  It must match both the
   # whole line and just the command (argv[0]).
-  set(linker_regex "^( *|.*[/\\])(${linker}|([^/\\]+-)?ld|collect2)[^/\\]*( |$)")
+  set(linker_regex "^( *|.*[/\\])(${linker}|${startfile}|([^/\\]+-)?ld|collect2)[^/\\]*( |$)")
   set(linker_exclude_regex "collect2 version |^[A-Za-z0-9_]+=|/ldfe ")
   string(APPEND log "  link line regex: [${linker_regex}]\n")
   string(REGEX REPLACE "\r?\n" ";" output_lines "${text}")
@@ -55,9 +59,9 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj
           string(REGEX REPLACE "^-L" "" dir "${arg}")
           list(APPEND implicit_dirs_tmp ${dir})
           string(APPEND log "    arg [${arg}] ==> dir [${dir}]\n")
-        elseif("${arg}" MATCHES "^[-/]LIBPATH:(.+)")
+        elseif("${arg}" MATCHES "^[-/](LIBPATH|libpath):(.+)")
           # MSVC search path.
-          set(dir "${CMAKE_MATCH_1}")
+          set(dir "${CMAKE_MATCH_2}")
           list(APPEND implicit_dirs_tmp ${dir})
           string(APPEND log "    arg [${arg}] ==> dir [${dir}]\n")
         elseif(is_msvc AND "${arg}" STREQUAL "-link")
@@ -79,6 +83,11 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj
           # Unix library full path.
           list(APPEND implicit_libs_tmp ${arg})
           string(APPEND log "    arg [${arg}] ==> lib [${arg}]\n")
+        elseif("${arg}" MATCHES "^[-/](DEFAULTLIB|defaultlib):(.+)")
+          # Windows library.
+          set(lib "${CMAKE_MATCH_2}")
+          list(APPEND implicit_libs_tmp ${lib})
+          string(APPEND log "    arg [${arg}] ==> lib [${lib}]\n")
         elseif("${arg}" MATCHES "^(.:)?[/\\].*\\.o$"
             AND obj_regex AND "${arg}" MATCHES "${obj_regex}")
           # Object file full path.
@@ -133,7 +142,7 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj
   # We remove items that are not language-specific.
   set(implicit_libs "")
   foreach(lib IN LISTS implicit_libs_tmp)
-    if("x${lib}" MATCHES "^x(crt.*\\.o|System.*|.*libclang_rt.*)$")
+    if("x${lib}" MATCHES "^x(crt.*\\.o|System.*|.*libclang_rt.*|msvcrt.*|libvcruntime.*|libucrt.*|libcmt.*)$")
       string(APPEND log "  remove lib [${lib}]\n")
     elseif(IS_ABSOLUTE "${lib}")
       get_filename_component(abs "${lib}" ABSOLUTE)
diff --git a/Tests/CMakeTests/ImplicitLinkInfoTest.cmake.in b/Tests/CMakeTests/ImplicitLinkInfoTest.cmake.in
index 6aa23a3..d7d881e 100644
--- a/Tests/CMakeTests/ImplicitLinkInfoTest.cmake.in
+++ b/Tests/CMakeTests/ImplicitLinkInfoTest.cmake.in
@@ -508,19 +508,19 @@ list(APPEND platforms cygwin_gfortran)
 
 # gcc dummy.c -v
 set(msys_gcc_text " C:/some-mingw/bin/../libexec/gcc/mingw32/3.4.5/collect2.exe -Bdynamic /some-mingw/lib/crt2.o C:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/crtbegin.o -LC:/some-mingw/bin/../lib/gcc/mingw32/3.4.5 -LC:/some-mingw/bin/../lib/gcc -L/some-mingw/lib -LC:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/../../.. C:/home/user/AppData/Local/Temp/cckQmvRt.o -lmingw32 -lgcc -lmoldname -lmingwex -lmsvcrt -luser32 -lkernel32 -ladvapi32 -lshell32 -lmingw32 -lgcc -lmoldname -lmingwex -lmsvcrt C:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/crtend.o")
-set(msys_gcc_libs "mingw32;gcc;moldname;mingwex;msvcrt;user32;kernel32;advapi32;shell32;mingw32;gcc;moldname;mingwex;msvcrt")
+set(msys_gcc_libs "mingw32;gcc;moldname;mingwex;user32;kernel32;advapi32;shell32;mingw32;gcc;moldname;mingwex")
 set(msys_gcc_dirs "C:/some-mingw/lib/gcc/mingw32/3.4.5;C:/some-mingw/lib/gcc;/some-mingw/lib;C:/some-mingw/lib")
 list(APPEND platforms msys_gcc)
 
 # g++ dummy.cxx -v
 set(msys_g++_text " C:/some-mingw/bin/../libexec/gcc/mingw32/3.4.5/collect2.exe -Bdynamic /some-mingw/lib/crt2.o C:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/crtbegin.o -LC:/some-mingw/bin/../lib/gcc/mingw32/3.4.5 -LC:/some-mingw/bin/../lib/gcc -L/some-mingw/lib -LC:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/../../.. C:/home/user/AppData/Local/Temp/cci5hYPk.o -lstdc++ -lmingw32 -lgcc -lmoldname -lmingwex -lmsvcrt -luser32 -lkernel32 -ladvapi32 -lshell32 -lmingw32 -lgcc -lmoldname -lmingwex -lmsvcrt C:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/crtend.o")
-set(msys_g++_libs "stdc++;mingw32;gcc;moldname;mingwex;msvcrt;user32;kernel32;advapi32;shell32;mingw32;gcc;moldname;mingwex;msvcrt")
+set(msys_g++_libs "stdc++;mingw32;gcc;moldname;mingwex;user32;kernel32;advapi32;shell32;mingw32;gcc;moldname;mingwex")
 set(msys_g++_dirs "C:/some-mingw/lib/gcc/mingw32/3.4.5;C:/some-mingw/lib/gcc;/some-mingw/lib;C:/some-mingw/lib")
 list(APPEND platforms msys_g++)
 
 # g77 dummy.f -v
 set(msys_g77_text " C:/some-mingw/bin/../libexec/gcc/mingw32/3.4.5/collect2.exe -Bdynamic /some-mingw/lib/crt2.o C:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/crtbegin.o -LC:/some-mingw/bin/../lib/gcc/mingw32/3.4.5 -LC:/some-mingw/bin/../lib/gcc -L/some-mingw/lib -LC:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/../../.. C:/home/user/AppData/Local/Temp/ccabRxQ1.o -lfrtbegin -lg2c -lmingw32 -lgcc -lmoldname -lmingwex -lmsvcrt -luser32 -lkernel32 -ladvapi32 -lshell32 -lmingw32 -lgcc -lmoldname -lmingwex -lmsvcrt C:/some-mingw/bin/../lib/gcc/mingw32/3.4.5/crtend.o")
-set(msys_g77_libs "frtbegin;g2c;mingw32;gcc;moldname;mingwex;msvcrt;user32;kernel32;advapi32;shell32;mingw32;gcc;moldname;mingwex;msvcrt")
+set(msys_g77_libs "frtbegin;g2c;mingw32;gcc;moldname;mingwex;user32;kernel32;advapi32;shell32;mingw32;gcc;moldname;mingwex")
 set(msys_g77_dirs "C:/some-mingw/lib/gcc/mingw32/3.4.5;C:/some-mingw/lib/gcc;/some-mingw/lib;C:/some-mingw/lib")
 list(APPEND platforms msys_g77)
 
@@ -532,11 +532,56 @@ set(nvcc_msvc_libs "cudadevrt.lib;cudart_static.lib")
 set(nvcc_msvc_dirs "C:/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v8.0/lib/x64")
 list(APPEND platforms nvcc_msvc)
 
+
+#-----------------------------------------------------------------------------
+# PGI on Windows
+
+# Due to the different behavior of separate_arguments on non-Windows platforms,
+# the following tests can only be performed on Windows
+if(CMAKE_HOST_WIN32)
+
+# pgf95 dummy.f90 -v
+set(windows_pgf95_text [[Writing to file C:\temp\pgf9510ipeUbTwN2V4pn.lnk
+X:\NOT-PROGRAM-FILES\PGICE/win64/17.4/lib\pgimainmx.obj C:\Program Files\PGICE/win64/17.4/lib\f90main.obj -incremental:no -debug -merge:__nv_module_id=.data -merge:.nvFatBinSegment=.data "-libpath:X:/NOT-PROGRAM-FILES-86/Microsoft Visual Studio 14.0/VC/Lib/AMD64" "-libpath:X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/ucrt/x64" "-libpath:X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/um/x64" -libpath:X:\NOT-PROGRAM-FILES\PGICE/win64/17.4/lib C:\temp\pgf959hxeUbfMYOLjUz.obj -out:dummy.exe -pdb:./dummy.pdb /DYNAMICBASE:NO -defaultlib:libpgmp -defaultlib:pg -defaultlib:libpgf90rtl -defaultlib:libpgf90 -defaultlib:libpgf90_rpm1 -defaultlib:libpgf902 -defaultlib:libpgf90rtl -defaultlib:libpgftnrtl -nodefaultlib:msvcrt -defaultlib:libvcruntime -defaultlib:libucrt -defaultlib:libcmt -defaultlib:libpgc14 -defaultlib:libnspgc -defaultlib:legacy_stdio_definitions -defaultlib:oldnames
+
+"C:/Program Files (x86)/Microsoft Visual Studio 14.0/VC/bin/amd64\link.exe" /NOLOGO @C:\temp\pgf9510ipeUbTwN2V4pn.lnk]])
+set(windows_pgf95_startfile "pgimain[mx][xpt]+[.]obj")
+set(windows_pgf95_libs "libpgmp;pg;libpgf90rtl;libpgf90;libpgf90_rpm1;libpgf902;libpgf90rtl;libpgftnrtl;libpgc14;libnspgc;legacy_stdio_definitions;oldnames")
+set(windows_pgf95_dirs "X:/NOT-PROGRAM-FILES-86/Microsoft Visual Studio 14.0/VC/Lib/AMD64;X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/ucrt/x64;X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/um/x64;X:/NOT-PROGRAM-FILES/PGICE/win64/17.4/lib")
+list(APPEND platforms windows_pgf95)
+
+# pgf77 dummy.f77 -v
+set(windows_pgf77_text [[Writing to file C:\temp\pgf776eC42buYRoCNJk.lnk
+X:\NOT-PROGRAM-FILES\PGICE/win64/17.4/lib\pgimainmx.obj C:\Program Files\PGICE/win64/17.4/lib\pgfmain.obj -incremental:no -debug -merge:__nv_module_id=.data -merge:.nvFatBinSegment=.data "-libpath:X:/NOT-PROGRAM-FILES-86/Microsoft Visual Studio 14.0/VC/Lib/AMD64" "-libpath:X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/ucrt/x64" "-libpath:X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/um/x64" -libpath:X:\NOT-PROGRAM-FILES\PGICE/win64/17.4/lib C:\temp\pgf775d842b0tH8AkdP.obj -out:dummy.exe -pdb:./dummy.pdb /DYNAMICBASE:NO -defaultlib:libpgmp -defaultlib:libpgftnrtl -nodefaultlib:msvcrt -defaultlib:libvcruntime -defaultlib:libucrt -defaultlib:libcmt -defaultlib:libpgc14 -defaultlib:libnspgc -defaultlib:legacy_stdio_definitions -defaultlib:oldnames
+
+"C:/Program Files (x86)/Microsoft Visual Studio 14.0/VC/bin/amd64\link.exe" /NOLOGO @C:\temp\pgf776eC42buYRoCNJk.lnk]])
+set(windows_pgf77_startfile "pgimain[mx][xpt]+[.]obj")
+set(windows_pgf77_libs "libpgmp;libpgftnrtl;libpgc14;libnspgc;legacy_stdio_definitions;oldnames")
+set(windows_pgf77_dirs "X:/NOT-PROGRAM-FILES-86/Microsoft Visual Studio 14.0/VC/Lib/AMD64;X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/ucrt/x64;X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/um/x64;X:/NOT-PROGRAM-FILES/PGICE/win64/17.4/lib")
+list(APPEND platforms windows_pgf77)
+
+# pgcc dummy.c -v
+set(windows_pgcc_text [[Writing to file C:\temp\pgcc6esqW26_ZNKyL.lnk
+X:\NOT-PROGRAM-FILES\PGICE/win64/17.4/lib\pgimainmx.obj -incremental:no -debug -merge:__nv_module_id=.data -merge:.nvFatBinSegment=.data "-libpath:X:/NOT-PROGRAM-FILES-86/Microsoft Visual Studio 14.0/VC/Lib/AMD64" "-libpath:X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/ucrt/x64" "-libpath:X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/um/x64" -libpath:X:\NOT-PROGRAM-FILES\PGICE/win64/17.4/lib C:\temp\pgcc5dcqWgQXeXPWd.obj -out:dummy.exe -pdb:./dummy.pdb /DYNAMICBASE:NO -defaultlib:libpgmp -nodefaultlib:msvcrt -defaultlib:libvcruntime -defaultlib:libucrt -defaultlib:libcmt -defaultlib:libpgc14 -defaultlib:libnspgc -defaultlib:legacy_stdio_definitions -defaultlib:oldnames
+
+"C:/Program Files (x86)/Microsoft Visual Studio 14.0/VC/bin/amd64\link.exe" /NOLOGO @C:\temp\pgcc6esqW26_ZNKyL.lnk]])
+set(windows_pgcc_startfile "pgimain[mx][xpt]+[.]obj")
+set(windows_pgcc_libs "libpgmp;libpgc14;libnspgc;legacy_stdio_definitions;oldnames")
+set(windows_pgcc_dirs "X:/NOT-PROGRAM-FILES-86/Microsoft Visual Studio 14.0/VC/Lib/AMD64;X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/ucrt/x64;X:/NOT-PROGRAM-FILES-86/Windows Kits/10/Lib/10.0.15063.0/um/x64;X:/NOT-PROGRAM-FILES/PGICE/win64/17.4/lib")
+list(APPEND platforms windows_pgcc)
+
+endif()
+
 #-----------------------------------------------------------------------------
 # Test parsing for all above examples.
 set(CMAKE_LINKER "not-a-linker[]().*+^$?")
 
 foreach(p IN LISTS platforms)
+  if(DEFINED ${p}_startfile)
+    set(CMAKE_LINK_STARTFILE "${${p}_startfile}")
+  else()
+    unset(CMAKE_LINK_STARTFILE)
+  endif()
   cmake_parse_implicit_link_info("${${p}_text}" libs dirs fwks log "${${p}_obj_regex}")
 
   foreach(v libs dirs fwks)