[PATCH] D88803: [LLD] [MinGW] Simplify handling of os/subsystem version

Martin Storsjö via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 5 13:08:58 PDT 2020


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGbc8f3b424c77: [LLD] [MinGW] Simplify handling of os/subsystem version (authored by mstorsjo).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D88803/new/

https://reviews.llvm.org/D88803

Files:
  lld/COFF/Config.h
  lld/MinGW/Driver.cpp
  lld/test/MinGW/driver.test


Index: lld/test/MinGW/driver.test
===================================================================
--- lld/test/MinGW/driver.test
+++ lld/test/MinGW/driver.test
@@ -63,18 +63,21 @@
 RUN: ld.lld -### foo.o -m i386pep --subsystem=console | FileCheck -check-prefix=SUBSYSTEM %s
 SUBSYSTEM: -subsystem:console
 
-RUN: ld.lld -### foo.o -m i386pep --major-os-version 7 --minor-os-version 8 | FileCheck -check-prefix=SUBSYSTEM_VERSION %s
+RUN: ld.lld -### foo.o -m i386pep --major-os-version 7 --minor-os-version 8 | FileCheck -check-prefix=OS_VERSION %s
+RUN: ld.lld -### foo.o -m i386pep --major-os-version=7 --minor-os-version=8 | FileCheck -check-prefix=OS_VERSION %s
+OS_VERSION: -osversion:7.8 -subsystem:default,6.0
+
 RUN: ld.lld -### foo.o -m i386pep --major-subsystem-version 7 --minor-subsystem-version 8 | FileCheck -check-prefix=SUBSYSTEM_VERSION %s
-RUN: ld.lld -### foo.o -m i386pep --major-os-version=7 --minor-os-version=8 --major-subsystem-version=7 --minor-subsystem-version=8 | FileCheck -check-prefix=SUBSYSTEM_VERSION %s
-SUBSYSTEM_VERSION: -subsystem:default,7.8
+RUN: ld.lld -### foo.o -m i386pep --major-subsystem-version=7 --minor-subsystem-version=8 | FileCheck -check-prefix=SUBSYSTEM_VERSION %s
+SUBSYSTEM_VERSION: -osversion:6.0 -subsystem:default,7.8
 
 RUN: ld.lld -### foo.o -m i386pep --minor-subsystem-version 8 | FileCheck -check-prefix=SUBSYSTEM_DEFAULT_MAJOR %s
 SUBSYSTEM_DEFAULT_MAJOR: -subsystem:default,6.8
 
 RUN: ld.lld -### foo.o -m i386pep --major-subsystem-version 7 | FileCheck -check-prefix=SUBSYSTEM_DEFAULT_MINOR %s
-SUBSYSTEM_DEFAULT_MINOR: -subsystem:default,7
+SUBSYSTEM_DEFAULT_MINOR: -subsystem:default,7.0
 
-RUN: ld.lld -### foo.o -m i386pep --subsystem windows --major-os-version 7 --minor-os-version 8 | FileCheck -check-prefix=SUBSYSTEM_WINDOWS %s
+RUN: ld.lld -### foo.o -m i386pep --subsystem windows --major-subsystem-version 7 --minor-subsystem-version 8 | FileCheck -check-prefix=SUBSYSTEM_WINDOWS %s
 SUBSYSTEM_WINDOWS: -subsystem:windows,7.8
 
 RUN: ld.lld -### foo.o -m i386pep -stack 4194304,8192 | FileCheck -check-prefix=STACK %s
Index: lld/MinGW/Driver.cpp
===================================================================
--- lld/MinGW/Driver.cpp
+++ lld/MinGW/Driver.cpp
@@ -214,25 +214,13 @@
 
   if (args.hasArg(OPT_major_os_version, OPT_minor_os_version,
                   OPT_major_subsystem_version, OPT_minor_subsystem_version)) {
-    auto *majOSVer = args.getLastArg(OPT_major_os_version);
-    auto *minOSVer = args.getLastArg(OPT_minor_os_version);
-    auto *majSubSysVer = args.getLastArg(OPT_major_subsystem_version);
-    auto *minSubSysVer = args.getLastArg(OPT_minor_subsystem_version);
-    if (majOSVer && majSubSysVer &&
-        StringRef(majOSVer->getValue()) != StringRef(majSubSysVer->getValue()))
-      warn("--major-os-version and --major-subsystem-version set to differing "
-           "versions, not supported");
-    if (minOSVer && minSubSysVer &&
-        StringRef(minOSVer->getValue()) != StringRef(minSubSysVer->getValue()))
-      warn("--minor-os-version and --minor-subsystem-version set to differing "
-           "versions, not supported");
+    StringRef majOSVer = args.getLastArgValue(OPT_major_os_version, "6");
+    StringRef minOSVer = args.getLastArgValue(OPT_minor_os_version, "0");
+    StringRef majSubSysVer = args.getLastArgValue(OPT_major_subsystem_version, "6");
+    StringRef minSubSysVer = args.getLastArgValue(OPT_minor_subsystem_version, "0");
     StringRef subSys = args.getLastArgValue(OPT_subs, "default");
-    StringRef major = majOSVer ? majOSVer->getValue()
-                               : majSubSysVer ? majSubSysVer->getValue() : "6";
-    StringRef minor = minOSVer ? minOSVer->getValue()
-                               : minSubSysVer ? minSubSysVer->getValue() : "";
-    StringRef sep = minor.empty() ? "" : ".";
-    add("-subsystem:" + subSys + "," + major + sep + minor);
+    add("-osversion:" + majOSVer + "." + minOSVer);
+    add("-subsystem:" + subSys + "," + majSubSysVer + "." + minSubSysVer);
   } else if (auto *a = args.getLastArg(OPT_subs)) {
     add("-subsystem:" + StringRef(a->getValue()));
   }
Index: lld/COFF/Config.h
===================================================================
--- lld/COFF/Config.h
+++ lld/COFF/Config.h
@@ -221,6 +221,8 @@
   uint64_t heapCommit = 4096;
   uint32_t majorImageVersion = 0;
   uint32_t minorImageVersion = 0;
+  // If changing the default os/subsys version here, update the default in
+  // the MinGW driver accordingly.
   uint32_t majorOSVersion = 6;
   uint32_t minorOSVersion = 0;
   uint32_t majorSubsystemVersion = 6;


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