fpConst

pub fn fpConst(self: *Builder, ty: Type, comptime val: comptime_float) Allocator.Error!Constant {
    return switch (ty) {
        .half => try self.halfConst(val),
        .bfloat => try self.bfloatConst(val),
        .float => try self.floatConst(val),
        .double => try self.doubleConst(val),
        .fp128 => try self.fp128Const(val),
        .x86_fp80 => try self.x86_fp80Const(val),
        .ppc_fp128 => try self.ppc_fp128Const(.{ val, -0.0 }),
        else => unreachable,
    };
}