LXR linux/arch/sparc/include/asm/asm.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _SPARC_ASM_H
   3#define _SPARC_ASM_H
   4
   5/* Macros to assist the sharing of assembler code between 32-bit and
   6 * 64-bit sparc.
   7 */
   8
   9#ifdef CONFIG_SPARC64
  10#define BRANCH32(TYPE, PREDICT, DEST) \
  11        TYPE,PREDICT    %icc, DEST
  12#define BRANCH32_ANNUL(TYPE, PREDICT, DEST) \
  13        TYPE,a,PREDICT  %icc, DEST
  14#define BRANCH_REG_ZERO(PREDICT, REG, DEST) \
  15        brz,PREDICT     REG, DEST
  16#define BRANCH_REG_ZERO_ANNUL(PREDICT, REG, DEST) \
  17        brz,a,PREDICT   REG, DEST
  18#define BRANCH_REG_NOT_ZERO(PREDICT, REG, DEST) \
  19        brnz,PREDICT    REG, DEST
  20#define BRANCH_REG_NOT_ZERO_ANNUL(PREDICT, REG, DEST) \
  21        brnz,a,PREDICT  REG, DEST
  22#else
  23#define BRANCH32(TYPE, PREDICT, DEST) \
  24        TYPE            DEST
  25#define BRANCH32_ANNUL(TYPE, PREDICT, DEST) \
  26        TYPE,a          DEST
  27#define BRANCH_REG_ZERO(PREDICT, REG, DEST) \
  28        cmp             REG, 0; \
  29        be              DEST
  30#define BRANCH_REG_ZERO_ANNUL(PREDICT, REG, DEST) \
  31        cmp             REG, 0; \
  32        be,a            DEST
  33#define BRANCH_REG_NOT_ZERO(PREDICT, REG, DEST) \
  34        cmp             REG, 0; \
  35        bne             DEST
  36#define BRANCH_REG_NOT_ZERO_ANNUL(PREDICT, REG, DEST) \
  37        cmp             REG, 0; \
  38        bne,a           DEST
  39#endif
  40
  41#endif /* _SPARC_ASM_H */
  42