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stage2: sparcv9: Mir extraData implementation

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This commit is contained in:
Koakuma 2022-03-29 20:37:32 +07:00
parent 1ba5227216
commit cf13356dab
2 changed files with 21 additions and 0 deletions
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1
src/arch/riscv64/Mir.zig
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@ -144,3 +144,4 @@ pub fn extraData(mir: Mir, comptime T: type, index: usize) struct { data: T, end
.end = i,
};
}

20
src/arch/sparcv9/Mir.zig
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@ -58,3 +58,23 @@ pub fn deinit(mir: *Mir, gpa: std.mem.Allocator) void {
mir.* = undefined;
}
/// Returns the requested data, as well as the new index which is at the start of the
/// trailers for the object.
pub fn extraData(mir: Mir, comptime T: type, index: usize) struct { data: T, end: usize } {
const fields = std.meta.fields(T);
var i: usize = index;
var result: T = undefined;
inline for (fields) |field| {
@field(result, field.name) = switch (field.field_type) {
u32 => mir.extra[i],
i32 => @bitCast(i32, mir.extra[i]),
else => @compileError("bad field type"),
};
i += 1;
}
return .{
.data = result,
.end = i,
};
}