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Basic cross compilation support

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This commit is contained in:
gingerBill
2020-06-10 12:26:31 +01:00
parent 9b1cc6e94f
commit 6b3ee447f0
4 changed files with 88 additions and 46 deletions
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src/build_settings.cpp
+21 -22
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@@ -123,7 +123,6 @@ struct BuildContext {
bool has_resource;
String opt_flags;
String llc_flags;
String target_triplet;
String link_flags;
String extra_linker_flags;
BuildModeKind build_mode;
@@ -139,6 +138,7 @@ struct BuildContext {
bool use_lld;
bool vet;
bool cross_compiling;
bool keep_object_files;
bool use_llvm_api;
@@ -226,7 +226,7 @@ struct NamedTargetMetrics {
gb_global NamedTargetMetrics named_targets[] = {
{ str_lit("essence_amd64"), &target_essence_amd64 },
{ str_lit("darwin_amd64"), &target_darwin_amd64 },
{ str_lit("darwin_amd64"), &target_darwin_amd64 },
{ str_lit("linux_386"), &target_linux_386 },
{ str_lit("linux_amd64"), &target_linux_amd64 },
{ str_lit("windows_386"), &target_windows_386 },
@@ -604,47 +604,46 @@ void init_build_context(TargetMetrics *cross_target) {
bc->ODIN_VERSION = ODIN_VERSION;
bc->ODIN_ROOT = odin_root_dir();
TargetMetrics metrics = {};
TargetMetrics *metrics = nullptr;
#if defined(GB_ARCH_64_BIT)
#if defined(GB_SYSTEM_WINDOWS)
metrics = target_windows_amd64;
metrics = &target_windows_amd64;
#elif defined(GB_SYSTEM_OSX)
metrics = target_darwin_amd64;
metrics = &target_darwin_amd64;
#else
metrics = target_linux_amd64;
metrics = &target_linux_amd64;
#endif
#else
#if defined(GB_SYSTEM_WINDOWS)
metrics = target_windows_386;
metrics = &target_windows_386;
#elif defined(GB_SYSTEM_OSX)
#error "Build Error: Unsupported architecture"
#else
metrics = target_linux_386;
metrics = &target_linux_386;
#endif
#endif
if (cross_target) {
metrics = *cross_target;
if (cross_target != nullptr && metrics != cross_target) {
metrics = cross_target;
bc->cross_compiling = true;
}
GB_ASSERT(metrics.os != TargetOs_Invalid);
GB_ASSERT(metrics.arch != TargetArch_Invalid);
GB_ASSERT(metrics.word_size > 1);
GB_ASSERT(metrics.max_align > 1);
GB_ASSERT(metrics->os != TargetOs_Invalid);
GB_ASSERT(metrics->arch != TargetArch_Invalid);
GB_ASSERT(metrics->word_size > 1);
GB_ASSERT(metrics->max_align > 1);
bc->metrics = metrics;
bc->ODIN_OS = target_os_names[metrics.os];
bc->ODIN_ARCH = target_arch_names[metrics.arch];
bc->ODIN_ENDIAN = target_endian_names[target_endians[metrics.arch]];
bc->endian_kind = target_endians[metrics.arch];
bc->word_size = metrics.word_size;
bc->max_align = metrics.max_align;
bc->metrics = *metrics;
bc->ODIN_OS = target_os_names[metrics->os];
bc->ODIN_ARCH = target_arch_names[metrics->arch];
bc->ODIN_ENDIAN = target_endian_names[target_endians[metrics->arch]];
bc->endian_kind = target_endians[metrics->arch];
bc->word_size = metrics->word_size;
bc->max_align = metrics->max_align;
bc->link_flags = str_lit(" ");
bc->opt_flags = str_lit(" ");
bc->target_triplet = metrics.target_triplet;
gbString llc_flags = gb_string_make_reserve(heap_allocator(), 64);