commit 4eea76dbfc871614e116961b048d9aa38eee66ea Author: law Date: Thu Nov 8 22:05:27 2018 +0000 * collect2.c (linker_select): Add USE_LLD_LD. (ld_suffixes): Add ld.lld. (main): Handle -fuse-ld=lld. * common.opt (-fuse-ld=lld): New option. * doc/invoke.texi (-fuse-ld=lld): Document. * opts.c (common_handle_option): Handle OPT_fuse_ld_lld. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@265940 138bc75d-0d04-0410-961f-82ee72b054a4 diff --git a/gcc/collect2.c b/gcc/collect2.c index a96af137a44..6463ff7b645 100644 --- gcc/collect2.c +++ gcc/collect2.c @@ -831,6 +831,7 @@ main (int argc, char **argv) USE_PLUGIN_LD, USE_GOLD_LD, USE_BFD_LD, + USE_LLD_LD, USE_LD_MAX } selected_linker = USE_DEFAULT_LD; static const char *const ld_suffixes[USE_LD_MAX] = @@ -838,7 +839,8 @@ main (int argc, char **argv) "ld", PLUGIN_LD_SUFFIX, "ld.gold", - "ld.bfd" + "ld.bfd", + "ld.lld" }; static const char *const real_ld_suffix = "real-ld"; static const char *const collect_ld_suffix = "collect-ld"; @@ -1007,6 +1009,8 @@ main (int argc, char **argv) selected_linker = USE_BFD_LD; else if (strcmp (argv[i], "-fuse-ld=gold") == 0) selected_linker = USE_GOLD_LD; + else if (strcmp (argv[i], "-fuse-ld=lld") == 0) + selected_linker = USE_LLD_LD; #ifdef COLLECT_EXPORT_LIST /* These flags are position independent, although their order @@ -1096,7 +1100,8 @@ main (int argc, char **argv) /* Maybe we know the right file to use (if not cross). */ ld_file_name = 0; #ifdef DEFAULT_LINKER - if (selected_linker == USE_BFD_LD || selected_linker == USE_GOLD_LD) + if (selected_linker == USE_BFD_LD || selected_linker == USE_GOLD_LD || + selected_linker == USE_LLD_LD) { char *linker_name; # ifdef HOST_EXECUTABLE_SUFFIX @@ -1315,7 +1320,7 @@ main (int argc, char **argv) else if (!use_collect_ld && strncmp (arg, "-fuse-ld=", 9) == 0) { - /* Do not pass -fuse-ld={bfd|gold} to the linker. */ + /* Do not pass -fuse-ld={bfd|gold|lld} to the linker. */ ld1--; ld2--; } diff --git a/gcc/common.opt b/gcc/common.opt index 5a5d33205a4..99489fbd553 100644 --- gcc/common.opt +++ gcc/common.opt @@ -2732,6 +2732,10 @@ fuse-ld=gold Common Driver Negative(fuse-ld=bfd) Use the gold linker instead of the default linker. +fuse-ld=lld +Common Driver Negative(fuse-ld=lld) +Use the lld LLVM linker instead of the default linker. + fuse-linker-plugin Common Undocumented Var(flag_use_linker_plugin) diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index e0a770491b6..8762f3f7bc3 100644 --- gcc/doc/invoke.texi +++ gcc/doc/invoke.texi @@ -12610,6 +12610,10 @@ Use the @command{bfd} linker instead of the default linker. @opindex fuse-ld=gold Use the @command{gold} linker instead of the default linker. +@item -fuse-ld=lld +@opindex fuse-ld=lld +Use the LLVM @command{lld} linker instead of the default linker. + @cindex Libraries @item -l@var{library} @itemx -l @var{library} diff --git a/gcc/opts.c b/gcc/opts.c index 34c283dd765..f094f5f1251 100644 --- gcc/opts.c +++ gcc/opts.c @@ -2557,6 +2557,7 @@ common_handle_option (struct gcc_options *opts, case OPT_fuse_ld_bfd: case OPT_fuse_ld_gold: + case OPT_fuse_ld_lld: case OPT_fuse_linker_plugin: /* No-op. Used by the driver and passed to us because it starts with f.*/ break;