diff --git a/gcc/collect2.c b/gcc/collect2.c index d47fe3f91959c72f17b66bd9edbc3cd331cc2039..b322527847c701f3b543032d58308fc9cf76e8dd 100644 --- a/gcc/collect2.c +++ b/gcc/collect2.c @@ -776,6 +776,7 @@ main (int argc, char **argv) USE_GOLD_LD, USE_BFD_LD, USE_LLD_LD, + USE_MOLD_LD, USE_LD_MAX } selected_linker = USE_DEFAULT_LD; static const char *const ld_suffixes[USE_LD_MAX] = @@ -784,7 +785,8 @@ main (int argc, char **argv) PLUGIN_LD_SUFFIX, "ld.gold", "ld.bfd", - "ld.lld" + "ld.lld", + "ld.mold" }; static const char *const real_ld_suffix = "real-ld"; static const char *const collect_ld_suffix = "collect-ld"; @@ -957,6 +959,8 @@ main (int argc, char **argv) selected_linker = USE_GOLD_LD; else if (strcmp (argv[i], "-fuse-ld=lld") == 0) selected_linker = USE_LLD_LD; + else if (strcmp (argv[i], "-fuse-ld=mold") == 0) + selected_linker = USE_MOLD_LD; else if (startswith (argv[i], "-o")) { /* Parse the output filename if it's given so that we can make @@ -1048,7 +1052,7 @@ main (int argc, char **argv) ld_file_name = 0; #ifdef DEFAULT_LINKER if (selected_linker == USE_BFD_LD || selected_linker == USE_GOLD_LD || - selected_linker == USE_LLD_LD) + selected_linker == USE_LLD_LD || selected_linker == USE_MOLD_LD) { char *linker_name; # ifdef HOST_EXECUTABLE_SUFFIX @@ -1283,7 +1287,7 @@ main (int argc, char **argv) else if (!use_collect_ld && startswith (arg, "-fuse-ld=")) { - /* Do not pass -fuse-ld={bfd|gold|lld} to the linker. */ + /* Do not pass -fuse-ld={bfd|gold|lld|mold} to the linker. */ ld1--; ld2--; } diff --git a/gcc/common.opt b/gcc/common.opt index 2ed818d6057de6081f613e90e91e579f832c9544..dba3fa886f9c629da496c24ef0c5d55f1fdf2202 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -3046,6 +3046,10 @@ fuse-ld=lld Common Driver Negative(fuse-ld=lld) Use the lld LLVM linker instead of the default linker. +fuse-ld=mold +Common Driver Negative(fuse-ld=mold) +Use the Modern linker (MOLD) 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 e644c63767b88aa22459949990d8e97a880bd83a..54fa75ba138ea9a4a1c40a89262eedaa999e2823 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -16266,6 +16266,10 @@ Use the @command{gold} linker instead of the default linker. @opindex fuse-ld=lld Use the LLVM @command{lld} linker instead of the default linker. +@item -fuse-ld=mold +@opindex fuse-ld=mold +Use the Modern Linker (@command{mold}) instead of the default linker. + @cindex Libraries @item -l@var{library} @itemx -l @var{library} diff --git a/gcc/gcc.c b/gcc/gcc.c index b75b50b87b2bfcf07fa51a89956919faa862f230..06e18a75b52ccb57ba68134b4ca8b8f84ad547f7 100644 --- a/gcc/gcc.c +++ b/gcc/gcc.c @@ -4282,6 +4282,10 @@ driver_handle_option (struct gcc_options *opts, use_ld = ".gold"; break; + case OPT_fuse_ld_mold: + use_ld = ".mold"; + break; + case OPT_fcompare_debug_second: compare_debug_second = 1; break; diff --git a/gcc/opts.c b/gcc/opts.c index e4e47ff77b3d7144ab15aca05ab7457a7d435539..f820052307c367b54d6cf1ba72eabb3002b11775 100644 --- a/gcc/opts.c +++ b/gcc/opts.c @@ -3105,6 +3105,7 @@ 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_ld_mold: case OPT_fuse_linker_plugin: /* No-op. Used by the driver and passed to us because it starts with f.*/ break;