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