1 /* Test _mullong.c from library
10 # include "sdccconf.h"
11 # define mullong(a,b) mullong_wrapper(a,b)
12 # if defined(type_c) && !defined(WORDS_BIGENDIAN)
13 # define _SDCC_NO_ASM_LIB_FUNCS 1
16 # include "device/lib/_mullong.c"
20 # define _SDCC_NO_ASM_LIB_FUNCS 1
22 # include "device/lib/_mullong.c"
23 # define mullong _mullong
26 /* gcc 2.95.2 on usf-cf-x86-linux-1 (debian 2.2) has a bug with
29 #if defined(PORT_HOST)
31 #define TYPE_TARGET_CHAR TYPE_BYTE
32 #define TYPE_TARGET_INT TYPE_WORD
33 #define TYPE_TARGET_LONG TYPE_DWORD
34 #define TYPE_TARGET_UCHAR TYPE_UBYTE
35 #define TYPE_TARGET_UINT TYPE_UWORD
36 #define TYPE_TARGET_ULONG TYPE_UDWORD
38 #if defined(type_c) && !defined(WORDS_BIGENDIAN)
47 mullong_wrapper (TYPE_TARGET_LONG a, TYPE_TARGET_LONG b)
49 if (sizeof(pack_test) == 4)
50 /* length of struct ok: use SDCC library */
51 return _mullong (a, b);
54 /* buggy gcc: use generic multiplication */
62 mullong_wrapper (TYPE_TARGET_LONG a, TYPE_TARGET_LONG b)
74 ASSERT(mullong ( 0, 0) == 0);
75 ASSERT(mullong ( 0x100, 0x100) == 0x10000);
76 ASSERT(mullong (0x01020304, 3) == 0x0306090c);
77 ASSERT(mullong ( 3, 0x01020304) == 0x0306090c);
78 ASSERT(mullong (0x000000ff, 2) == 0x000001fe);
79 ASSERT(mullong ( 2, 0x000000ff) == 0x000001fe);
80 ASSERT(mullong (0x00007fff, 4) == 0x0001fffc);
81 ASSERT(mullong ( 4, 0x00007fff) == 0x0001fffc);
82 ASSERT(mullong (0x003fffff, 8) == 0x01fffff8);
83 ASSERT(mullong ( 8, 0x003fffff) == 0x01fffff8);
85 ASSERT(mullong ( 0x33, 0x34) == 0x00000a5c);
86 ASSERT(mullong ( 0x34, 0x33) == 0x00000a5c);
87 ASSERT(mullong ( 0x3334, 0x3536) == 0x0aa490f8);
88 ASSERT(mullong ( 0x3536, 0x3334) == 0x0aa490f8);
89 ASSERT(mullong ( 0x333435, 0x363738) == 0x0e98ce98);
90 ASSERT(mullong ( 0x363738, 0x333435) == 0x0e98ce98);
91 ASSERT(mullong (0x33343536, 0x3738393a) == 0x777d143c);
92 ASSERT(mullong (0x3738393a, 0x33343536) == 0x777d143c);
94 ASSERT(mullong ( 0xff, 0xfe) == 0x0000fd02);
95 ASSERT(mullong ( 0xfe, 0xff) == 0x0000fd02);
96 ASSERT(mullong ( 0xfffe, 0xfdfc) == 0xfdfa0408);
97 ASSERT(mullong ( 0xfdfc, 0xfffe) == 0xfdfa0408);
98 ASSERT(mullong ( 0xfffefd, 0xfcfbfa) == 0xfa0d1212);
99 ASSERT(mullong ( 0xfcfbfa, 0xfffefd) == 0xfa0d1212);
100 ASSERT(mullong (0xfffefdfc, 0xfbfaf9f8) == 0x20282820);
101 ASSERT(mullong (0xfbfaf9f8, 0xfffefdfc) == 0x20282820);
103 ASSERT(mullong (0xff000000, 0xff000000) == 0);
104 ASSERT(mullong (0xffff0000, 0xffff0000) == 0);
105 ASSERT(mullong (0xfffffe00, 0xfffffd00) == 0x00060000);
106 ASSERT(mullong (0xfffffd00, 0xfffffe00) == 0x00060000);
107 ASSERT(mullong (0xfffffefd, 0xfffffcfb) == 0x00030e0f);
108 ASSERT(mullong (0xfffffcfb, 0xfffffefd) == 0x00030e0f);
110 ASSERT(mullong (0xffffffff, 0xffffffff) == 1);