array statics

1 files changed, 28 insertions, 0 deletions

diff --git a/src/llvm.cff b/src/llvm.cff
index 16abb93..8ff32ba 100644
--- a/src/llvm.cff
+++ b/src/llvm.cff
@@ -1163,6 +1163,11 @@ extern fn llvm_genfn(externp bool, name *const u8, f *Fn) void {
    gen("}\n");
 }
 
+struct I64Traits {
+   fn hash(x i64) u32 { return x ^ 7; }
+   fn eq(a i64, b i64) bool { return a == b;  }
+}
+
 fn gendata(ty *const Type, ex *Expr) void {
    fold(ex);
    switch ex.u {
@@ -1178,6 +1183,29 @@ fn gendata(ty *const Type, ex *Expr) void {
          strs->push(s);
          return gen("@.str.%z", strs.len - 1);
       }
+   case ArrIni ini;
+      assert(ty->is(:Arr), "not arr arr ini");
+
+      let map Map<i64, *Expr, I64Traits> = {};
+      defer map->clear();
+      foreach (idx, i, ini.idxs) {
+         map->put(idx, &ini.exs[i]);
+      }
+      gen("[ ");
+      for let i = 0i64; i < ty.u.Arr.length; ++i {
+         gen("%t ", ty.u.Arr.child);
+         let ex **Expr = map->get(i);
+         if ex {
+            gendata(ty.u.Arr.child, *ex);
+         } else {
+            gen("zeroinitializer");
+         }
+         if i < ty.u.Arr.length - 1 {
+            gen(", ");
+         }
+      }
+      gen(" ]");
+         return;
    }
    assert(#f, "bad static");
 }