authorgravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2025-01-10 19:10:25-08:00
committergravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2025-01-15 15:11:36-08:00
loge44bafe5fff4a80bb4d69fa88f0242ffecf2a252
tree523a554784be18cc8b44be179ae7925e54d85185
parente18a397c85797caf6ff3ac58a57b236a45277f17

wasm linker: mark symbol deps on intrinsics

1 files changed, 14 insertions(+), 0 deletions(-)

src/link/Wasm/Flush.zig+14
...@@ -104,6 +104,20 @@ pub fn finish(f: *Flush, wasm: *Wasm) !void {...@@ -104,6 +104,20 @@ pub fn finish(f: *Flush, wasm: *Wasm) !void {
104104
105 const entry_name = if (wasm.entry_resolution.isNavOrUnresolved(wasm)) wasm.entry_name else .none;105 const entry_name = if (wasm.entry_resolution.isNavOrUnresolved(wasm)) wasm.entry_name else .none;
106106
107 // Detect any intrinsics that were called; they need to have dependencies on the symbols marked.
108 for (wasm.mir_instructions.items(.tag), wasm.mir_instructions.items(.data)) |tag, *data| switch (tag) {
109 .call_intrinsic => {
110 const symbol_name = try wasm.internString(@tagName(data.intrinsic));
111 const i: Wasm.FunctionImport.Index = @enumFromInt(wasm.object_function_imports.getIndex(symbol_name) orelse {
112 return diags.fail("missing compiler runtime intrinsic '{s}' (undefined linker symbol)", .{
113 @tagName(data.intrinsic),
114 });
115 });
116 try wasm.markFunctionImport(symbol_name, i.value(wasm), i);
117 },
118 else => continue,
119 };
120
107 if (comp.zcu) |zcu| {121 if (comp.zcu) |zcu| {
108 const ip: *const InternPool = &zcu.intern_pool; // No mutations allowed!122 const ip: *const InternPool = &zcu.intern_pool; // No mutations allowed!
109123