motiejus/zig
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first pass at linking on macos

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This commit is contained in:
Andrew Kelley
2016-02-15 20:56:52 -07:00
parent f580c7fa43
commit 984e7d6cc7
7 changed files with 357 additions and 31 deletions
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51
src/codegen.cpp
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@@ -22,6 +22,31 @@
#include <errno.h>
static void init_darwin_native(CodeGen *g) {
char *osx_target = getenv("MACOSX_DEPLOYMENT_TARGET");
char *ios_target = getenv("IPHONEOS_DEPLOYMENT_TARGET");
// Allow conflicts among OSX and iOS, but choose the default platform.
if (osx_target && ios_target) {
if (g->zig_target.arch.arch == ZigLLVM_arm ||
g->zig_target.arch.arch == ZigLLVM_aarch64 ||
g->zig_target.arch.arch == ZigLLVM_thumb)
{
osx_target = nullptr;
} else {
ios_target = nullptr;
}
}
if (osx_target) {
g->mmacosx_version_min = buf_create_from_str(osx_target);
} else if (ios_target) {
g->mios_version_min = buf_create_from_str(ios_target);
} else {
zig_panic("unable to determine -mmacosx-version-min or -mios-version-min");
}
}
CodeGen *codegen_create(Buf *root_source_dir, const ZigTarget *target) {
CodeGen *g = allocate<CodeGen>(1);
g->import_table.init(32);
@@ -46,6 +71,7 @@ CodeGen *codegen_create(Buf *root_source_dir, const ZigTarget *target) {
g->libc_static_lib_dir = buf_create_from_str("");
g->libc_include_dir = buf_create_from_str("");
g->linker_path = buf_create_from_str("");
g->darwin_linker_version = buf_create_from_str("");
} else {
// native compilation, we can rely on the configuration stuff
g->is_native_target = true;
@@ -56,6 +82,15 @@ CodeGen *codegen_create(Buf *root_source_dir, const ZigTarget *target) {
g->libc_static_lib_dir = buf_create_from_str(ZIG_LIBC_STATIC_LIB_DIR);
g->libc_include_dir = buf_create_from_str(ZIG_LIBC_INCLUDE_DIR);
g->linker_path = buf_create_from_str(ZIG_LD_PATH);
g->darwin_linker_version = buf_create_from_str(ZIG_HOST_LINK_VERSION);
if (g->zig_target.os == ZigLLVM_Darwin ||
g->zig_target.os == ZigLLVM_MacOSX ||
g->zig_target.os == ZigLLVM_IOS)
{
init_darwin_native(g);
}
}
return g;
@@ -131,6 +166,22 @@ void codegen_set_windows_unicode(CodeGen *g, bool municode) {
g->windows_linker_unicode = municode;
}
void codegen_set_mlinker_version(CodeGen *g, Buf *darwin_linker_version) {
g->darwin_linker_version = darwin_linker_version;
}
void codegen_set_mmacosx_version_min(CodeGen *g, Buf *mmacosx_version_min) {
g->mmacosx_version_min = mmacosx_version_min;
}
void codegen_set_mios_version_min(CodeGen *g, Buf *mios_version_min) {
g->mios_version_min = mios_version_min;
}
void codegen_set_rdynamic(CodeGen *g, bool rdynamic) {
g->linker_rdynamic = rdynamic;
}
static LLVMValueRef gen_expr(CodeGen *g, AstNode *expr_node);
static LLVMValueRef gen_lvalue(CodeGen *g, AstNode *expr_node, AstNode *node, TypeTableEntry **out_type_entry);
static LLVMValueRef gen_field_access_expr(CodeGen *g, AstNode *node, bool is_lvalue);