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Add lld linking for FreeBSD.

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This commit is contained in:
Christoffer Lerno
2022-05-12 09:35:33 +02:00
committed by Christoffer Lerno
parent f4dc4f64f2
commit d511f150a7
2 changed files with 51 additions and 2 deletions
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51
src/compiler/linker.c
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@@ -242,6 +242,15 @@ static const char *find_linux_crt(void)
return NULL; return NULL;
} }
static const char *find_freebsd_crt(void)
{
if (file_exists("/usr/lib/crt1.o"))
{
return "/usr/lib/";
}
return NULL;
}
static const char *find_linux_crt_begin(void) static const char *find_linux_crt_begin(void)
{ {
if (file_exists("/usr/lib/gcc/x86_64-linux-gnu/10/crtbegin.o")) if (file_exists("/usr/lib/gcc/x86_64-linux-gnu/10/crtbegin.o"))
@@ -289,6 +298,44 @@ static void linker_setup_linux(const char ***args_ref, LinkerType linker_type)
add_arg(ld_target(platform_target.arch)); add_arg(ld_target(platform_target.arch));
} }
static void linker_setup_freebsd(const char ***args_ref, LinkerType linker_type)
{
if (linker_type == LINKER_CC) return;
if (is_no_pie(platform_target.reloc_model)) add_arg("-no-pie");
if (is_pie(platform_target.reloc_model)) add_arg("-pie");
if (platform_target.arch == ARCH_TYPE_X86_64) add_arg("--eh-frame-hdr");
const char *crt_dir = find_freebsd_crt();
if (!crt_dir)
{
error_exit("Failed to find the C runtime at link time.");
}
if (is_pie_pic(platform_target.reloc_model))
{
add_arg("-pie");
add_arg2(crt_dir, "Scrt1.o");
add_arg2(crt_dir, "crtbeginS.o");
add_arg2(crt_dir, "crti.o");
add_arg2(crt_dir, "crtendS.o");
}
else
{
add_arg2(crt_dir, "crt1.o");
add_arg2(crt_dir, "crtbegin.o");
add_arg2(crt_dir, "crti.o");
add_arg2(crt_dir, "crtend.o");
}
add_arg2(crt_dir, "crtn.o");
add_arg2("-L", crt_dir);
add_arg("--dynamic-linker=/libexec/ld-elf.so.1");
add_arg("-lc");
add_arg("-lm");
add_arg("-lgcc");
add_arg("-lgcc_s");
add_arg("-L/usr/lib/");
add_arg("-m");
add_arg(ld_target(platform_target.arch));
}
static bool linker_setup(const char ***args_ref, const char **files_to_link, unsigned file_count, static bool linker_setup(const char ***args_ref, const char **files_to_link, unsigned file_count,
const char *output_file, LinkerType linker_type) const char *output_file, LinkerType linker_type)
{ {
@@ -319,9 +366,11 @@ static bool linker_setup(const char ***args_ref, const char **files_to_link, uns
case OS_TYPE_OPENBSD: case OS_TYPE_OPENBSD:
case OS_TYPE_NETBSD: case OS_TYPE_NETBSD:
case OS_TYPE_TVOS: case OS_TYPE_TVOS:
case OS_TYPE_FREE_BSD:
case OS_TYPE_WASI: case OS_TYPE_WASI:
break; break;
case OS_TYPE_FREE_BSD:
linker_setup_freebsd(args_ref, linker_type);
break;
case OS_TYPE_LINUX: case OS_TYPE_LINUX:
linker_setup_linux(args_ref, linker_type); linker_setup_linux(args_ref, linker_type);
break; break;

2
src/version.h
View File

@@ -1 +1 @@
#define COMPILER_VERSION "0.2.3" #define COMPILER_VERSION "0.2.4"