Jakub Konka 304420b99c
Merge pull request #14502 from ziglang/link-owned-atoms
link: move ownership of linker atom from frontend to the linkers
2023-02-02 01:39:01 +01:00

42 lines
1.6 KiB
Zig

const std = @import("std");
pub fn build(b: *std.Build) void {
const test_step = b.step("test", "Test");
test_step.dependOn(b.getInstallStep());
const lib = b.addSharedLibrary(.{
.name = "lib",
.root_source_file = .{ .path = "lib.zig" },
.optimize = .ReleaseSafe, // to make the output deterministic in address positions
.target = .{ .cpu_arch = .wasm32, .os_tag = .freestanding },
});
lib.use_lld = false;
lib.export_symbol_names = &.{ "foo", "bar" };
lib.global_base = 0; // put data section at address 0 to make data symbols easier to parse
const check_lib = lib.checkObject(.wasm);
check_lib.checkStart("Section global");
check_lib.checkNext("entries 3");
check_lib.checkNext("type i32"); // stack pointer so skip other fields
check_lib.checkNext("type i32");
check_lib.checkNext("mutable false");
check_lib.checkNext("i32.const {foo_address}");
check_lib.checkNext("type i32");
check_lib.checkNext("mutable false");
check_lib.checkNext("i32.const {bar_address}");
check_lib.checkComputeCompare("foo_address", .{ .op = .eq, .value = .{ .literal = 4 } });
check_lib.checkComputeCompare("bar_address", .{ .op = .eq, .value = .{ .literal = 0 } });
check_lib.checkStart("Section export");
check_lib.checkNext("entries 3");
check_lib.checkNext("name foo");
check_lib.checkNext("kind global");
check_lib.checkNext("index 1");
check_lib.checkNext("name bar");
check_lib.checkNext("kind global");
check_lib.checkNext("index 2");
test_step.dependOn(&check_lib.step);
}