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-rw-r--r--src/main.cpp92
1 files changed, 42 insertions, 50 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 05fa6c366..539480bf4 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -75,7 +75,7 @@ i32 system_exec_command_line_app(char *name, char *fmt, ...) {
va_end(va);
cmd = make_string(cast(u8 *)&cmd_line, cmd_len-1);
- //printf("do: %s\n", cmd_line);
+ // printf("do: %s\n", cmd_line);
exit_code = system(&cmd_line[0]);
// pid_t pid = fork();
@@ -210,9 +210,8 @@ enum BuildFlagKind {
BuildFlag_Collection,
BuildFlag_Define,
BuildFlag_BuildMode,
+ BuildFlag_Target,
BuildFlag_Debug,
- BuildFlag_CrossCompile,
- BuildFlag_CrossLibDir,
BuildFlag_NoBoundsCheck,
BuildFlag_NoCRT,
BuildFlag_UseLLD,
@@ -298,9 +297,8 @@ bool parse_build_flags(Array<String> args) {
add_flag(&build_flags, BuildFlag_Collection, str_lit("collection"), BuildFlagParam_String);
add_flag(&build_flags, BuildFlag_Define, str_lit("define"), BuildFlagParam_String);
add_flag(&build_flags, BuildFlag_BuildMode, str_lit("build-mode"), BuildFlagParam_String);
+ add_flag(&build_flags, BuildFlag_Target, str_lit("target"), BuildFlagParam_String);
add_flag(&build_flags, BuildFlag_Debug, str_lit("debug"), BuildFlagParam_None);
- add_flag(&build_flags, BuildFlag_CrossCompile, str_lit("cross-compile"), BuildFlagParam_String);
- add_flag(&build_flags, BuildFlag_CrossLibDir, str_lit("cross-lib-dir"), BuildFlagParam_String);
add_flag(&build_flags, BuildFlag_NoBoundsCheck, str_lit("no-bounds-check"), BuildFlagParam_None);
add_flag(&build_flags, BuildFlag_NoCRT, str_lit("no-crt"), BuildFlagParam_None);
add_flag(&build_flags, BuildFlag_UseLLD, str_lit("lld"), BuildFlagParam_None);
@@ -478,33 +476,6 @@ bool parse_build_flags(Array<String> args) {
build_context.keep_temp_files = true;
break;
- case BuildFlag_CrossCompile: {
- GB_ASSERT(value.kind == ExactValue_String);
- cross_compile_target = value.value_string;
- #if defined(GB_SYSTEM_UNIX) && defined(GB_ARCH_64_BIT)
- if (str_eq_ignore_case(cross_compile_target, str_lit("Essence"))) {
-
- } else
- #endif
- {
- gb_printf_err("Unsupported cross compilation target '%.*s'\n", LIT(cross_compile_target));
- gb_printf_err("Currently supported targets: Essence (from 64-bit Unixes only)\n");
- bad_flags = true;
- }
- break;
- }
-
- case BuildFlag_CrossLibDir: {
- GB_ASSERT(value.kind == ExactValue_String);
- if (cross_compile_lib_dir.len) {
- gb_printf_err("Multiple cross compilation library directories\n");
- bad_flags = true;
- } else {
- cross_compile_lib_dir = concatenate_strings(heap_allocator(), str_lit("-L"), value.value_string);
- }
- break;
- }
-
case BuildFlag_Collection: {
GB_ASSERT(value.kind == ExactValue_String);
String str = value.value_string;
@@ -623,7 +594,25 @@ bool parse_build_flags(Array<String> args) {
break;
}
+ case BuildFlag_Target: {
+ String str = value.value_string;
+ bool found = false;
+
+ for (int i = 0; i < sizeof(named_targets) / sizeof(named_targets[0]); i++) {
+ if (str_eq_ignore_case(str, named_targets[i].name)) {
+ found = true;
+ selected_target_metrics = named_targets + i;
+ break;
+ }
+ }
+
+ if (!found) {
+ gb_printf_err("Unknown target '%.*s'\n", LIT(str));
+ bad_flags = true;
+ }
+ break;
+ }
case BuildFlag_BuildMode: {
GB_ASSERT(value.kind == ExactValue_String);
@@ -889,8 +878,8 @@ i32 exec_llvm_opt(String output_base) {
}
i32 exec_llvm_llc(String output_base) {
-#if defined(GB_SYSTEM_WINDOWS)
// For more arguments: http://llvm.org/docs/CommandGuide/llc.html
+#if defined(GB_SYSTEM_WINDOWS)
return system_exec_command_line_app("llvm-llc",
"\"%.*sbin\\llc\" \"%.*s.bc\" -filetype=obj -O%d "
"-o \"%.*s.obj\" "
@@ -903,21 +892,19 @@ i32 exec_llvm_llc(String output_base) {
LIT(build_context.llc_flags));
#else
// NOTE(zangent): Linux / Unix is unfinished and not tested very well.
- // For more arguments: http://llvm.org/docs/CommandGuide/llc.html
return system_exec_command_line_app("llc",
"llc \"%.*s.bc\" -filetype=obj -relocation-model=pic -O%d "
"%.*s "
- "%s"
- "",
+ "%s%.*s",
LIT(output_base),
build_context.optimization_level,
LIT(build_context.llc_flags),
- str_eq_ignore_case(cross_compile_target, str_lit("Essence")) ? "-mtriple=x86_64-pc-none-elf" : "");
+ build_context.cross_compiling ? "-mtriple=" : "",
+ (int) (build_context.cross_compiling ? build_context.target_triplet.len : 0),
+ build_context.target_triplet.text);
#endif
}
-
-
int main(int arg_count, char **arg_ptr) {
if (arg_count < 2) {
usage(make_string_c(arg_ptr[0]));
@@ -1026,7 +1013,7 @@ int main(int arg_count, char **arg_ptr) {
}
- init_build_context();
+ init_build_context(selected_target_metrics ? selected_target_metrics->metrics : nullptr);
if (build_context.word_size == 4) {
print_usage_line(0, "%s 32-bit is not yet supported", args[0]);
return 1;
@@ -1121,6 +1108,17 @@ int main(int arg_count, char **arg_ptr) {
return exit_code;
}
+ if (build_context.cross_compiling) {
+ if (0) {
+#ifdef GB_SYSTEM_UNIX
+ } else if (selected_target_metrics->metrics == &target_essence_amd64) {
+ system_exec_command_line_app("linker", "x86_64-essence-gcc \"%.*s.o\" -o \"%.*s\" %.*s",
+ LIT(output_base), LIT(output_base), LIT(build_context.link_flags));
+#endif
+ } else {
+ gb_printf_err("Don't know how to cross compile to selected target.\n");
+ }
+ } else {
#if defined(GB_SYSTEM_WINDOWS)
timings_start_section(&timings, str_lit("msvc-link"));
@@ -1309,11 +1307,7 @@ int main(int arg_count, char **arg_ptr) {
// It probably has to do with including the entire CRT, but
// that's quite a complicated issue to solve while remaining distro-agnostic.
// Clang can figure out linker flags for us, and that's good enough _for now_.
- if (str_eq_ignore_case(cross_compile_target, str_lit("Essence"))) {
- linker = "x86_64-elf-gcc -T core/sys/essence_linker_userland64.ld -ffreestanding -nostdlib -lgcc -g -z max-page-size=0x1000 -Wno-unused-command-line-argument";
- } else {
- linker = "clang -Wno-unused-command-line-argument";
- }
+ linker = "clang -Wno-unused-command-line-argument";
#endif
exit_code = system_exec_command_line_app("ld-link",
@@ -1321,7 +1315,6 @@ int main(int arg_count, char **arg_ptr) {
" %s "
" %.*s "
" %s "
- " %.*s "
#if defined(GB_SYSTEM_OSX)
// This sets a requirement of Mountain Lion and up, but the compiler doesn't work without this limit.
// NOTE: If you change this (although this minimum is as low as you can go with Odin working)
@@ -1332,11 +1325,9 @@ int main(int arg_count, char **arg_ptr) {
#endif
, linker, LIT(output_base), LIT(output_base), LIT(output_ext),
lib_str,
- str_eq_ignore_case(cross_compile_target, str_lit("Essence")) ? "-lfreetype -lglue" : "-lc -lm",
+ "-lc -lm",
LIT(build_context.link_flags),
- link_settings,
- LIT(cross_compile_lib_dir)
- );
+ link_settings);
if (exit_code != 0) {
return exit_code;
}
@@ -1369,6 +1360,7 @@ int main(int arg_count, char **arg_ptr) {
system_exec_command_line_app("odin run", "\"%.*s\" %.*s", LIT(complete_path), LIT(run_args_string));
}
#endif
+ }
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2026-02-15 16:18:40 +0000