diff options
Diffstat (limited to 'src/link')
| -rw-r--r-- | src/link/Wasm/Atom.zig | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/src/link/Wasm/Atom.zig b/src/link/Wasm/Atom.zig index 4c1da180bd..4f16a1c2fb 100644 --- a/src/link/Wasm/Atom.zig +++ b/src/link/Wasm/Atom.zig @@ -204,18 +204,10 @@ fn relocationValue(atom: Atom, relocation: types.Relocation, wasm_bin: *const Wa return @intCast(u32, rel_value); }, .R_WASM_FUNCTION_OFFSET_I32 => { - const target_atom = wasm_bin.symbol_atom.get(target_loc).?; - var current_atom = target_atom.getFirst(); - var offset: u32 = 0; - // TODO: Calculate this during atom allocation, rather than - // this linear calculation. For now it's done here as atoms - // are being sorted after atom allocation, as functions aren't - // merged until later. - while (true) { - offset += 5; // each atom uses 5 bytes to store its body's size - if (current_atom == target_atom) break; - current_atom = current_atom.next.?; - } + const target_atom = wasm_bin.symbol_atom.get(target_loc) orelse { + return @bitCast(u32, @as(i32, -1)); + }; + const offset: u32 = 11 + Wasm.getULEB128Size(target_atom.size); // Header (11 bytes fixed-size) + body size (leb-encoded) const rel_value = @intCast(i32, target_atom.offset + offset) + relocation.addend; return @intCast(u32, rel_value); }, |