OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.target/] [bfin/] [mul-combine.c] - Blame information for rev 867

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 149 jeremybenn 
/* Make sure combine eliminates all unnecessary instructions for the
2 
   sixteen cases of hi/lo multiplications.  */
3 
 
4 
/* { dg-do compile } */
5 
/* { dg-options "-O2" } */
6 
 
7 
/* { dg-final { scan-assembler-not "<<" } } */
8 
/* { dg-final { scan-assembler-not "PACK" } } */
9 
 
10 
extern void abort (void);
11 
extern void exit (int);
12 
 
13 
typedef int  __v2hi __attribute ((vector_size(4)));
14 
typedef __v2hi fract2x16;
15 
typedef short fract16;
16 
 
17 
#define GETVECT(HILO1,HILO2,IN1,IN2)                                    \
18 
  __builtin_bfin_compose_2x16 ((HILO2) ? __builtin_bfin_extract_hi (IN1) : __builtin_bfin_extract_lo (IN1), \
19 
                          (HILO1) ? __builtin_bfin_extract_hi (IN2) : __builtin_bfin_extract_lo (IN2))
20 
#define DOTEST(IN1, IN2, HL1, HL2, HL3, HL4)                                    \
21 
  __builtin_bfin_multr_fr2x16 (GETVECT (HL1, HL2, IN1, IN1), \
22 
                          GETVECT (HL3, HL4, IN2, IN2))
23 
 
24 
#define FUNC(HL1, HL2, HL3, HL4) \
25 
  fract2x16 foo ## HL1 ## HL2 ## HL3 ## HL4 (fract2x16 a, fract2x16 b)\
26 
  { \
27 
    return DOTEST(a, b, HL1, HL2, HL3, HL4);\
28 
  }
29 
 
30 
FUNC (0, 0, 0, 0)
31 
FUNC (1, 0, 0, 0)
32 
FUNC (0, 1, 0, 0)
33 
FUNC (1, 1, 0, 0)
34 
FUNC (0, 0, 1, 0)
35 
FUNC (1, 0, 1, 0)
36 
FUNC (0, 1, 1, 0)
37 
FUNC (1, 1, 1, 0)
38 
FUNC (0, 0, 0, 1)
39 
FUNC (1, 0, 0, 1)
40 
FUNC (0, 1, 0, 1)
41 
FUNC (1, 1, 0, 1)
42 
FUNC (0, 0, 1, 1)
43 
FUNC (1, 0, 1, 1)
44 
FUNC (0, 1, 1, 1)
45 
FUNC (1, 1, 1, 1)

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.