[PATCH] D46872: [LLD] [MinGW] Handle the GNU ld option -Map for outputting a linker map

[Martin Storsjö via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rLLD332398: [MinGW] Handle the GNU ld option -Map for outputting a linker map (authored by mstorsjo, committed by ).

Repository:
  rLLD LLVM Linker

https://reviews.llvm.org/D46872

Files:
  MinGW/Driver.cpp
  MinGW/Options.td
  test/MinGW/driver.test


Index: MinGW/Options.td
===================================================================
--- MinGW/Options.td
+++ MinGW/Options.td
@@ -18,6 +18,8 @@
 def l: JoinedOrSeparate<["-"], "l">, MetaVarName<"<libName>">,
   HelpText<"Root name of library to use">;
 def m: JoinedOrSeparate<["-"], "m">, HelpText<"Set target emulation">;
+def map: S<"Map">, HelpText<"Output a linker map">;
+def map_eq: J<"Map=">, Alias<map>;
 def no_whole_archive: F<"no-whole-archive">,
     HelpText<"No longer include all object files for following archives">;
 def large_address_aware: Flag<["--"], "large-address-aware">,
Index: MinGW/Driver.cpp
===================================================================
--- MinGW/Driver.cpp
+++ MinGW/Driver.cpp
@@ -136,6 +136,8 @@
     Add("-output-def:" + StringRef(A->getValue()));
   if (auto *A = Args.getLastArg(OPT_image_base))
     Add("-base:" + StringRef(A->getValue()));
+  if (auto *A = Args.getLastArg(OPT_map))
+    Add("-lldmap:" + StringRef(A->getValue()));
 
   if (auto *A = Args.getLastArg(OPT_o))
     Add("-out:" + StringRef(A->getValue()));
Index: test/MinGW/driver.test
===================================================================
--- test/MinGW/driver.test
+++ test/MinGW/driver.test
@@ -134,3 +134,9 @@
 RUN: ld.lld -### foo.o -m i386pe -shared --kill-at | FileCheck -check-prefix=KILL-AT %s
 RUN: ld.lld -### foo.o -m i386pe -shared -kill-at | FileCheck -check-prefix=KILL-AT %s
 KILL-AT: -kill-at
+
+RUN: ld.lld -### foo.o -m i386pep -Map bar.map | FileCheck -check-prefix=MAP %s
+RUN: ld.lld -### foo.o -m i386pep --Map bar.map | FileCheck -check-prefix=MAP %s
+RUN: ld.lld -### foo.o -m i386pep -Map=bar.map | FileCheck -check-prefix=MAP %s
+RUN: ld.lld -### foo.o -m i386pep --Map=bar.map | FileCheck -check-prefix=MAP %s
+MAP: -lldmap:bar.map


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