kernel/arch/sparc/include/asm/asm.h

   1 #ifndef _SPARC_ASM_H
   2 #define _SPARC_ASM_H
   3
   4 /* Macros to assist the sharing of assembler code between 32-bit and
   5  * 64-bit sparc.
   6  */
   7
   8 #ifdef CONFIG_SPARC64
   9 #define BRANCH32(TYPE, PREDICT, DEST) \
  10         TYPE,PREDICT    %icc, DEST
  11 #define BRANCH32_ANNUL(TYPE, PREDICT, DEST) \
  12         TYPE,a,PREDICT  %icc, DEST
  13 #define BRANCH_REG_ZERO(PREDICT, REG, DEST) \
  14         brz,PREDICT     REG, DEST
  15 #define BRANCH_REG_ZERO_ANNUL(PREDICT, REG, DEST) \
  16         brz,a,PREDICT   REG, DEST
  17 #define BRANCH_REG_NOT_ZERO(PREDICT, REG, DEST) \
  18         brnz,PREDICT    REG, DEST
  19 #define BRANCH_REG_NOT_ZERO_ANNUL(PREDICT, REG, DEST) \
  20         brnz,a,PREDICT  REG, DEST
  21 #else
  22 #define BRANCH32(TYPE, PREDICT, DEST) \
  23         TYPE            DEST
  24 #define BRANCH32_ANNUL(TYPE, PREDICT, DEST) \
  25         TYPE,a          DEST
  26 #define BRANCH_REG_ZERO(PREDICT, REG, DEST) \
  27         cmp             REG, 0; \
  28         be              DEST
  29 #define BRANCH_REG_ZERO_ANNUL(PREDICT, REG, DEST) \
  30         cmp             REG, 0; \
  31         be,a            DEST
  32 #define BRANCH_REG_NOT_ZERO(PREDICT, REG, DEST) \
  33         cmp             REG, 0; \
  34         bne             DEST
  35 #define BRANCH_REG_NOT_ZERO_ANNUL(PREDICT, REG, DEST) \
  36         cmp             REG, 0; \
  37         bne,a           DEST
  38 #endif
  39
  40 #endif /* _SPARC_ASM_H */