From 69d03d3a297809d1bc91ed5848501c64666244a1 Mon Sep 17 00:00:00 2001
From: joachimschmidt557 <joachim.schmidt557@outlook.com>
Date: Thu, 30 Dec 2021 14:39:06 +0100
Subject: stage2 ARM: implement struct_field_ptr and struct_field_val

---
 src/codegen.zig | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

(limited to 'src/codegen.zig')

diff --git a/src/codegen.zig b/src/codegen.zig
index f93c53804b..fdbdb7d5c1 100644
--- a/src/codegen.zig
+++ b/src/codegen.zig
@@ -372,11 +372,32 @@ pub fn generateSymbol(
             return Result{ .appended = {} };
         },
         .Struct => {
+            // TODO debug info
+            // TODO padding of struct members
             const field_vals = typed_value.val.castTag(.@"struct").?.data;
-            _ = field_vals; // TODO write the fields for real
+            for (field_vals) |field_val, index| {
+                const field_ty = typed_value.ty.structFieldType(index);
+                if (!field_ty.hasCodeGenBits()) continue;
+                switch (try generateSymbol(bin_file, src_loc, .{
+                    .ty = field_ty,
+                    .val = field_val,
+                }, code, debug_output)) {
+                    .appended => {},
+                    .externally_managed => |external_slice| {
+                        code.appendSliceAssumeCapacity(external_slice);
+                    },
+                    .fail => |em| return Result{ .fail = em },
+                }
+            }
+
+            return Result{ .appended = {} };
+        },
+        .Union => {
+            // TODO generateSymbol for unions
             const target = bin_file.options.target;
             const abi_size = try math.cast(usize, typed_value.ty.abiSize(target));
             try code.writer().writeByteNTimes(0xaa, abi_size);
+
             return Result{ .appended = {} };
         },
         else => |t| {
-- 
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