none/tests/ppc64/isa_3_1_register_defines.h

   1 /* register definitions used in tests for isa_3_1.  */
   2
   3 /* ACC / Accumulator.
   4    An ACC is associated with a set of four VSR registers.
   5    Each ACC contains four 128-bit rows.
   6  Each row of each ACC is aliased to a specific VSR in the following manner.
   7  ACC[0][0] == VSR[0]; ACC[0][1] == VSR[1]; ACC[0][2] == VSR[2]; ACC[0][3] == VSR[3]
   8  ...
   9  ACC[7][0] == VSR[28]; ACC[7][0] == VSR[28]; ACC[7][0] == VSR[28]; ACC[7][0] == VSR[28]
  10 */
  11 #define ACCNUM 4
  12 register vector long long TEST_ACC0 __asm__ ("vs16");
  13 register vector long long TEST_ACC1 __asm__ ("vs17");
  14 register vector long long TEST_ACC2 __asm__ ("vs18");
  15 register vector long long TEST_ACC3 __asm__ ("vs19");
  16
  17 /* XSp and XTp use the same register pair, defined here as 20 and 21.
  18   This includes the XT and XS values too. */
  19 register vector long long XTp0 __asm__ ("vs20"); // XTp[0];XSp[0];
  20 register vector long long XTp1 __asm__ ("vs21"); // XTp[1];XSp[1];
  21
  22 // xa,xb,xc references are mapped to a specific vector register.
  23 // out of order to allow xap mapped over vec_xa and vec_xc.
  24 register vector long long vec_xa __asm__ ("vs22"); // also xap.
  25 register vector long long vec_xc __asm__ ("vs23"); // also 2nd half of xap.
  26 register vector long long vec_xb __asm__ ("vs24");
  27
  28 /* frs,frb (variable named frsb) both use the same register pair.
  29    (top half of vs26,vs27)  */
  30 register double frsb   __asm__  ("fr26");
  31 register double frsbp  __asm__  ("fr27");
  32 /* frt,frtp register pair. (top half of vs28,vs29)  */
  33 register double frt    __asm__  ("vs28");
  34 register double frtp   __asm__  ("vs29");
  35
  36 register uint64_t ra   __asm__  ("r20");
  37 register uint64_t rb   __asm__  ("r21");
  38 register uint64_t rc   __asm__  ("r22");
  39 register uint64_t rs   __asm__  ("r24");  /* rsp part 1 */
  40 register uint64_t rsp  __asm__  ("r25");  /* rsp part 2 */
  41 register uint64_t rt   __asm__  ("r26");  /* rtp part 1 */
  42 register uint64_t rtp  __asm__  ("r27");  /* rtp part 2 */
  43
  44 extern unsigned long long vsrd;
  45 extern unsigned long get_vsrhd_vs26();
  46 extern unsigned long get_vsrhd_vs27();
  47 extern unsigned long get_vsrhd_vs28();
  48 extern unsigned long get_vsrhd_vs29();