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Pass target details to c compiler

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Layne Gustafson 2020-01-16 15:31:53 -05:00 committed by Andrew Kelley
parent 35c681b7b1
commit 62e4cc06fe
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1 changed files with 7 additions and 15 deletions
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22
src/codegen.cpp
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@ -30,11 +30,6 @@ enum ResumeId {
ResumeIdCall,
};
// TODO https://github.com/ziglang/zig/issues/2883
// Until then we have this same default as Clang.
// This avoids https://github.com/ziglang/zig/issues/3275
static const char *riscv_default_features = "+a,+c,+d,+f,+m,+relax";
static void init_darwin_native(CodeGen *g) {
char *osx_target = getenv("MACOSX_DEPLOYMENT_TARGET");
char *ios_target = getenv("IPHONEOS_DEPLOYMENT_TARGET");
@ -9128,21 +9123,18 @@ void add_cc_args(CodeGen *g, ZigList<const char *> &args, const char *out_dep_pa
args.append("-target");
args.append(buf_ptr(&g->llvm_triple_str));
if (target_is_musl(g->zig_target) && target_is_riscv(g->zig_target)) {
// Musl depends on atomic instructions, which are disabled by default in Clang/LLVM's
// cross compilation CPU info for RISCV.
// TODO: https://github.com/ziglang/zig/issues/2883
if (g->target_details) {
args.append("-Xclang");
args.append("-target-cpu");
args.append("-Xclang");
args.append(stage2_target_details_get_llvm_cpu(g->target_details));
args.append("-Xclang");
args.append("-target-feature");
args.append("-Xclang");
args.append(riscv_default_features);
} else if (g->zig_target->os == OsFreestanding && g->zig_target->arch == ZigLLVM_x86) {
args.append("-Xclang");
args.append("-target-feature");
args.append("-Xclang");
args.append("-sse");
args.append(stage2_target_details_get_llvm_features(g->target_details));
}
}
if (g->zig_target->os == OsFreestanding) {
args.append("-ffreestanding");
}