test_rpython.py 16 KB
Newer Older
John Zhang's avatar
John Zhang committed
1
from rpython.rtyper.lltypesystem import rffi, lltype
2
from rpython.rlib import rmu_fast as rmu
3
from util import fncptr_from_rpy_func, fncptr_from_py_script, proc_call, call_and_check
4
import ctypes, os
John Zhang's avatar
John Zhang committed
5

6
spawn_proc = bool(int(os.environ.get('SPAWN_PROC', '1')))
John Zhang's avatar
John Zhang committed
7 8


9 10
# -------------------
# helper functions
11 12 13 14
def rand_list_of(n):
    from random import getrandbits
    from struct import pack, unpack

15 16 17 18
    lst = []
    for i in range(n):
        lst.append(rffi.r_longlong(unpack('i', pack('I', getrandbits(32)))[0]))
    return lst
19 20


21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
# --------------------------
# tests
def test_add():
    def add(a, b):
        return a + b

    fn, _ = fncptr_from_rpy_func(add, [rffi.LONGLONG, rffi.LONGLONG], rffi.LONGLONG)

    def check(s):
        assert s == 3
    if spawn_proc:
        proc_call(call_and_check, (fn, (1, 2), check))
    else:
        call_and_check(fn, (1, 2), check)


John Zhang's avatar
John Zhang committed
37 38 39 40 41 42 43
def test_vec3prod():
    def prod(v1, v2):
        a = v1[0] * v2[0]
        b = v1[1] * v2[1]
        c = v1[2] * v2[2]
        return a + b + c

44
    fnc, (db, bdlgen) = fncptr_from_rpy_func(prod, [rffi.CArrayPtr(rffi.LONGLONG), rffi.CArrayPtr(rffi.LONGLONG)], rffi.LONGLONG, spawn_proc)
John Zhang's avatar
John Zhang committed
45 46 47 48 49 50 51 52 53
    bdlgen.mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
    with lltype.scoped_alloc(rffi.CArray(rffi.LONGLONG), 3) as vec1:
        vec1[0] = 1
        vec1[1] = 2
        vec1[2] = 3
        with lltype.scoped_alloc(rffi.CArray(rffi.LONGLONG), 3) as vec2:
            vec2[0] = 4
            vec2[1] = 5
            vec2[2] = 6
54 55 56 57 58 59 60

            def check(s):
                assert s == 32
            if spawn_proc:
                proc_call(call_and_check, (fnc, (vec1, vec2), check))
            else:
                call_and_check(fnc, (vec1, vec2), check)
John Zhang's avatar
John Zhang committed
61 62


John Zhang's avatar
John Zhang committed
63 64 65 66 67 68 69 70 71
def test_find_min():
    def find_min(xs, sz):
        m = xs[0]
        for i in range(1, sz):
            x = xs[i]
            if x < m:
                m = x
        return m

72
    fnc, (db, bdlgen) = fncptr_from_rpy_func(find_min, [rffi.CArrayPtr(rffi.LONGLONG), rffi.INTPTR_T], rffi.LONGLONG, spawn_proc)
73
    bdlgen.mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
John Zhang's avatar
John Zhang committed
74 75
    with lltype.scoped_alloc(rffi.CArray(rffi.LONGLONG), 5) as arr:
        lst = [23, 100, 0, 78, -5]
76 77
        for i, k in enumerate(lst):
            arr[i] = k
78 79 80 81 82 83 84

        def check(m):
            assert m == -5
        if spawn_proc:
            proc_call(call_and_check, (fnc, (arr, 5), check))
        else:
            call_and_check(fnc, (arr, 5), check)
John Zhang's avatar
John Zhang committed
85 86


87 88 89 90 91 92 93 94 95 96
def test_arraysum():
    from rpython.rlib.jit import JitDriver
    d = JitDriver(greens=[], reds='auto')
    def arraysum(arr, sz):
        sum = 0
        for i in range(sz):
            d.jit_merge_point()
            sum += arr[i]
        return sum

97
    fnc, (db, bdlgen) = fncptr_from_rpy_func(arraysum, [rffi.CArrayPtr(rffi.LONGLONG), rffi.SIZE_T], rffi.LONGLONG, spawn_proc)
98
    bdlgen.mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
99

100 101 102
    n = 100
    lst = rand_list_of(n)
    with lltype.scoped_alloc(rffi.CArray(rffi.LONGLONG), n) as arr:
103 104
        for i, k in enumerate(lst):
            arr[i] = k
105 106 107 108 109 110 111

        def check(s):
            assert s == sum(lst)
        if spawn_proc:
            proc_call(call_and_check, (fnc, (arr, rffi.cast(rffi.SIZE_T, n)), check))
        else:
            call_and_check(fnc, (arr, rffi.cast(rffi.SIZE_T, n)), check)
112 113


John Zhang's avatar
John Zhang committed
114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135
def test_quicksort():
    # algorithm taken from Wikipedia
    def swap(arr, i, j):
        t = arr[i]
        arr[i] = arr[j]
        arr[j] = t

    def partition(arr, idx_low, idx_high):
        pivot = arr[idx_high]
        i = idx_low
        for j in range(idx_low, idx_high):
            if arr[j] < pivot:
                swap(arr, i, j)
                i += 1
        swap(arr, i, idx_high)
        return i

    def quicksort(arr, start, end):
        if start < end:
            p = partition(arr, start, end)
            quicksort(arr, start, p - 1)
            quicksort(arr, p + 1, end)
John Zhang's avatar
John Zhang committed
136

137
    fnc, (db, bdlgen) = fncptr_from_rpy_func(quicksort, [rffi.CArrayPtr(rffi.LONGLONG), rffi.SIZE_T, rffi.SIZE_T], lltype.Void, spawn_proc)
138
    bdlgen.mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
139
    # fnc = quicksort
140

141 142 143
    n = 100
    lst = rand_list_of(n)
    with lltype.scoped_alloc(rffi.CArray(rffi.LONGLONG), n) as arr:
144 145
        for i, k in enumerate(lst):
            arr[i] = k
146

147 148 149 150 151 152 153 154
        def check():
            lst_s = sorted(lst)
            for i in range(n):
                assert lst_s[i] == arr[i], "%d != %d" % (lst_s[i], arr[i])
        if spawn_proc:
            proc_call(call_and_check, (fnc, (arr, rffi.cast(rffi.SIZE_T, 0), rffi.cast(rffi.SIZE_T, n - 1)), check))
        else:
            call_and_check(fnc, (arr, rffi.cast(rffi.SIZE_T, 0), rffi.cast(rffi.SIZE_T, n - 1)), check)
155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172


def test_linkedlist_reversal():
    def reverse_linkedlist(head):
        h = head
        nxt = head.nxt
        while nxt:
            n = nxt.nxt
            nxt.nxt = h
            h = nxt
            nxt = n
        head.nxt = nxt
        return h

    Node = lltype.ForwardReference()
    NodePtr = lltype.Ptr(Node)
    Node.become(lltype.Struct("Node", ('val', rffi.CHAR), ('nxt', NodePtr)))

173
    fnc, (db, bdlgen) = fncptr_from_rpy_func(reverse_linkedlist, [NodePtr], NodePtr, spawn_proc)
174 175
    bdlgen.mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
    # fnc = reverse_linkedlist
176 177 178 179 180 181 182 183 184 185 186 187 188 189 190

    # linked list: a -> b -> c -> d
    with lltype.scoped_alloc(Node) as a:
        a.val = 'a'
        with lltype.scoped_alloc(Node) as b:
            a.nxt = b
            b.val = 'b'
            with lltype.scoped_alloc(Node) as c:
                b.nxt = c
                c.val = 'c'
                with lltype.scoped_alloc(Node) as d:
                    c.nxt = d
                    d.val = 'd'
                    d.nxt = lltype.nullptr(Node)

191 192 193 194 195 196 197 198 199 200 201
                    def check(h):
                        print '%s -> %s -> %s -> %s' % (h.val, h.nxt.val, h.nxt.nxt.val, h.nxt.nxt.nxt.val)
                        assert h.val == 'd'
                        assert h.nxt.val == 'c'
                        assert h.nxt.nxt.val == 'b'
                        assert h.nxt.nxt.nxt.val == 'a'
                        assert h.nxt.nxt.nxt.nxt == lltype.nullptr(Node)
                    if spawn_proc:
                        proc_call(call_and_check, (fnc, (a, ), check))
                    else:
                        call_and_check(fnc, (a,), check)
202

203

204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302
def test_threadtran_fib():
    def build_test_bundle(bldr, rmu):
        """
        Builds the following test bundle.
            .typedef @i64 = int<64>
            .const @0_i64 <@i64> = 0
            .const @1_i64 <@i64> = 1
            .const @2_i64 <@i64> = 2
            .funcsig @sig_i64_i64 = (@i64) -> (@i64)
            .funcdef @fib VERSION @fib_v1 <@sig_i64_i64> {
                @fib_v1.blk0(<@i64> @fib_v1.blk0.k):
                    SWITCH <@i64> @fib_v1.blk0.k @fib_v1.blk2 (@fib_v1.blk0.k) {
                        @0_i64 @fib_v1.blk1 (@0_i64)
                        @1_i64 @fib_v1.blk1 (@1_i64)
                    }
                @fib_v1.blk1(<@i64> @fib_v1.blk1.rtn):
                    RET @fib_v1.blk1.rtn
                @fib_v1.blk2(<@i64> @fib_v1.blk1.k):
                    @fib_v1.blk2.k_1 = SUB <@i64> @fib_v1.blk2.k @1_i64
                    @fib_v1.blk2.res1 = CALL <@sig_i64_i64> @fib (@fib_v1.blk2.k_1)
                    @fib_v1.blk2.k_2 = SUB <@i64> @fib_v1.blk2.k @2_i64
                    @fib_v1.blk2.res2 = CALL <@sig_i64_i64> @fib (@fib_v1.blk2.k_2)
                    @fib_v1.blk2.res = ADD <@i64> @fib_v1.blk2.res1 @fib_v1.blk2.res2
                    RET @fib_v1.blk2.res2
            }
        :type bldr: rpython.rlib.rmu.MuIRBuilder
        :type rmu: rpython.rlib.rmu_fast
        :return: (rmu.MuVM(), rmu.MuCtx, rmu.MuIRBuilder, MuID, MuID)
        """
        i64 = bldr.gen_sym("@i64")
        bldr.new_type_int(i64, 64)

        c_0_i64 = bldr.gen_sym("@0_i64")
        bldr.new_const_int(c_0_i64, i64, 0)
        c_1_i64 = bldr.gen_sym("@1_i64")
        bldr.new_const_int(c_1_i64, i64, 1)
        c_2_i64 = bldr.gen_sym("@2_i64")
        bldr.new_const_int(c_2_i64, i64, 2)

        sig_i64_i64 = bldr.gen_sym("@sig_i64_i64")
        bldr.new_funcsig(sig_i64_i64, [i64], [i64])

        fib = bldr.gen_sym("@fib")
        bldr.new_func(fib, sig_i64_i64)

        # function body
        v1 = bldr.gen_sym("@fib_v1")
        blk0 = bldr.gen_sym("@fib_v1.blk0")
        blk1 = bldr.gen_sym("@fib_v1.blk1")
        blk2 = bldr.gen_sym("@fib_v1.blk2")

        # blk0
        blk0_k = bldr.gen_sym("@fib_v1.blk0.k")
        dest_defl = bldr.gen_sym()
        dest_0 = bldr.gen_sym()
        dest_1 = bldr.gen_sym()
        bldr.new_dest_clause(dest_defl, blk2, [blk0_k])
        bldr.new_dest_clause(dest_0, blk1, [c_0_i64])
        bldr.new_dest_clause(dest_1, blk1, [c_1_i64])
        op_switch = bldr.gen_sym()
        bldr.new_switch(op_switch, i64, blk0_k, dest_defl, [c_0_i64, c_1_i64], [dest_0, dest_1])
        bldr.new_bb(blk0, [blk0_k], [i64], rmu.MU_NO_ID, [op_switch])

        # blk1
        blk1_rtn = bldr.gen_sym("@fig_v1.blk1.rtn")
        blk1_op_ret = bldr.gen_sym()
        bldr.new_ret(blk1_op_ret, [blk1_rtn])
        bldr.new_bb(blk1, [blk1_rtn], [i64], rmu.MU_NO_ID, [blk1_op_ret])

        # blk2
        blk2_k = bldr.gen_sym("@fig_v1.blk2.k")
        blk2_k_1 = bldr.gen_sym("@fig_v1.blk2.k_1")
        blk2_k_2 = bldr.gen_sym("@fig_v1.blk2.k_2")
        blk2_res = bldr.gen_sym("@fig_v1.blk2.res")
        blk2_res1 = bldr.gen_sym("@fig_v1.blk2.res1")
        blk2_res2 = bldr.gen_sym("@fig_v1.blk2.res2")
        op_sub_1 = bldr.gen_sym()
        bldr.new_binop(op_sub_1, blk2_k_1, rmu.MuBinOptr.SUB, i64, blk2_k, c_1_i64)
        op_call_1 = bldr.gen_sym()
        bldr.new_call(op_call_1, [blk2_res1], sig_i64_i64, fib, [blk2_k_1])
        op_sub_2 = bldr.gen_sym()
        bldr.new_binop(op_sub_2, blk2_k_2, rmu.MuBinOptr.SUB, i64, blk2_k, c_2_i64)
        op_call_2 = bldr.gen_sym()
        bldr.new_call(op_call_2, [blk2_res2], sig_i64_i64, fib, [blk2_k_2])
        op_add = bldr.gen_sym()
        bldr.new_binop(op_add, blk2_res, rmu.MuBinOptr.ADD, i64, blk2_res1, blk2_res2)
        blk2_op_ret = bldr.gen_sym()
        bldr.new_ret(blk2_op_ret, [blk2_res])
        bldr.new_bb(blk2, [blk2_k], [i64], rmu.MU_NO_ID,
                    [op_sub_1, op_call_1, op_sub_2, op_call_2, op_add, blk2_op_ret])
        bldr.new_func_ver(v1, fib, [blk0, blk1, blk2])

        return {
            "@i64": i64,
            "test_fnc_sig": sig_i64_i64,
            "test_fnc": fib,
            "result_type": i64
        }

303
    fnp, (mu, ctx, bldr) = fncptr_from_py_script(build_test_bundle, 'fib', [ctypes.c_longlong], spawn_proc)
304 305

    mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
306 307 308 309 310 311 312

    def check(res):
        assert res == 6765
    if spawn_proc:
        proc_call(call_and_check, (fnp, (20,), check))
    else:
        call_and_check(fnp, (20,), check)
313 314


315
def test_new():
316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377
    def build_test_bundle(bldr, rmu):
        """
        Builds the following test bundle.
            .typedef @i64 = int<64>
            .typedef @refi64 = ref<@i64>
            .const @1_i64 <@i64> = 1
            .const @NULL_refi64 <@refi64> = NULL
            .funcsig @sig__i64 = () -> (@i64)
            .funcdef @test_fnc VERSION @test_fnc.v1 <@sig__i64> {
                %blk0():
                    %r = NEW <@i64>
                    %ir = GETIREF <@refi64> %r
                    STORE <@i64> %ir @1_i64
                    %res = LOAD <@i64> %ir
                    RET %res
            }
        :type bldr: rpython.rlib.rmu.MuIRBuilder
        :type rmu: rpython.rlib.rmu_fast
        :return: (rmu.MuVM(), rmu.MuCtx, rmu.MuIRBuilder, MuID, MuID)
        """
        i1 = bldr.gen_sym("@i1")
        bldr.new_type_int(i1, 1)
        i64 = bldr.gen_sym("@i64")
        bldr.new_type_int(i64, 64)
        refi64 = bldr.gen_sym("@refi64")
        bldr.new_type_ref(refi64, i64)

        c_1_i64 = bldr.gen_sym("@1_64")
        bldr.new_const_int(c_1_i64, i64, 1)

        sig__i64 = bldr.gen_sym("@sig__i64")
        bldr.new_funcsig(sig__i64, [], [i64])

        test_fnc = bldr.gen_sym("@test_fnc")
        bldr.new_func(test_fnc, sig__i64)

        test_fnc_v1 = bldr.gen_sym("@test_fnc.v1")
        blk0 = bldr.gen_sym("@test_fnc.v1.blk0")
        r = bldr.gen_sym("@test_fnc.v1.blk0.r")
        ir = bldr.gen_sym("@test_fnc.v1.blk0.ir")
        res = bldr.gen_sym("@test_fnc.v1.blk0.res")
        op_new = bldr.gen_sym()
        bldr.new_new(op_new, r, i64)
        op_getiref = bldr.gen_sym()
        bldr.new_getiref(op_getiref, ir, refi64, r)
        op_store = bldr.gen_sym()
        bldr.new_store(op_store, False, rmu.MuMemOrd.NOT_ATOMIC, i64, ir, c_1_i64)
        op_load = bldr.gen_sym()
        bldr.new_load(op_load, res, False, rmu.MuMemOrd.NOT_ATOMIC, i64, ir)
        op_ret = bldr.gen_sym()
        bldr.new_ret(op_ret, [res])
        bldr.new_bb(blk0, [], [], rmu.MU_NO_ID, [op_new, op_getiref, op_store, op_load, op_ret])

        bldr.new_func_ver(test_fnc_v1, test_fnc, [blk0])

        return {
            "test_fnc": test_fnc,
            "test_fnc_sig": sig__i64,
            "result_type": i64,
            "@i64": i64
        }

378
    fnp, (mu, ctx, bldr) = fncptr_from_py_script(build_test_bundle, 'test_fnc', spawn_proc=spawn_proc)
379 380

    mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
381 382 383 384 385 386
    def check(res):
        assert res == 1
    if spawn_proc:
        proc_call(call_and_check, (fnp, tuple(), check))
    else:
        call_and_check(fnp, tuple(), check)
387 388 389


def test_new_cmpeq():
390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447
    def build_test_bundle(bldr, rmu):
        """
        Builds the following test bundle.
            .typedef @i64 = int<64>
            .typedef @refi64 = ref<@i64>
            .const @NULL_refi64 <@refi64> = NULL
            .funcsig @sig__i64 = () -> (@i64)
            .funcdef @test_fnc VERSION @test_fnc.v1 <@sig__i64> {
                @test_fnc.v1.blk0():
                    @test_fnc.v1.blk0.r = NEW <@i64>
                    @test_fnc.v1.blk0.cmpres = EQ <@refi64> @test_fnc.v1.blk0.r @NULL_refi64
                    @@test_fnc.v1.blk0.res = ZEXT <@i1 @i64> @test_fnc.v1.blk0.cmpres
                    RET @test_fnc.v1.blk0.res
            }
        :type bldr: rpython.rlib.rmu.MuIRBuilder
        :type rmu: rpython.rlib.rmu_fast
        :return: (rmu.MuVM(), rmu.MuCtx, rmu.MuIRBuilder, MuID, MuID)
        """
        i1 = bldr.gen_sym("@i1")
        bldr.new_type_int(i1, 1)
        i64 = bldr.gen_sym("@i64")
        bldr.new_type_int(i64, 64)
        refi64 = bldr.gen_sym("@refi64")
        bldr.new_type_ref(refi64, i64)

        NULL_refi64 = bldr.gen_sym("@NULL_refi64")
        bldr.new_const_null(NULL_refi64, refi64)

        sig__i64 = bldr.gen_sym("@sig__i64")
        bldr.new_funcsig(sig__i64, [], [i64])

        test_fnc = bldr.gen_sym("@test_fnc")
        bldr.new_func(test_fnc, sig__i64)

        test_fnc_v1 = bldr.gen_sym("@test_fnc.v1")
        blk0 = bldr.gen_sym("@test_fnc.v1.blk0")
        r = bldr.gen_sym("@test_fnc.v1.blk0.r")
        cmpres = bldr.gen_sym("@test_fnc.v1.blk0.cmpres")
        res = bldr.gen_sym("@test_fnc.v1.blk0.res")
        op_new = bldr.gen_sym()
        bldr.new_new(op_new, r, i64)
        op_eq = bldr.gen_sym()
        bldr.new_cmp(op_eq, cmpres, rmu.MuCmpOptr.EQ, refi64, r, NULL_refi64)
        op_zext = bldr.gen_sym()
        bldr.new_conv(op_zext, res, rmu.MuConvOptr.ZEXT, i1, i64, cmpres)
        op_ret = bldr.gen_sym()
        bldr.new_ret(op_ret, [res])
        bldr.new_bb(blk0, [], [], rmu.MU_NO_ID, [op_new, op_eq, op_zext, op_ret])

        bldr.new_func_ver(test_fnc_v1, test_fnc, [blk0])

        return {
            "test_fnc": test_fnc,
            "test_fnc_sig": sig__i64,
            "result_type": i64,
            "@i64": i64
        }

448
    fnp, (mu, ctx, bldr) = fncptr_from_py_script(build_test_bundle, 'test_fnc', spawn_proc=spawn_proc)
449 450

    mu.current_thread_as_mu_thread(rmu.null(rmu.MuCPtr))
451 452 453 454 455 456
    def check(res):
        assert res == 0
    if spawn_proc:
        proc_call(call_and_check, (fnp, tuple(), check))
    else:
        call_and_check(fnp, tuple(), check)
John Zhang's avatar
John Zhang committed
457 458 459 460 461 462 463 464

if __name__ == '__main__':
    import argparse
    parser = argparse.ArgumentParser()
    parser.add_argument('testfnc', help="Test function name")
    opts = parser.parse_args()

    globals()[opts.testfnc]()