arm-asm.c

   1 /*************************************************************/
   2 /*
   3  *  ARM dummy assembler for TCC
   4  *
   5  */
   6
   7 #ifdef TARGET_DEFS_ONLY
   8
   9 #define CONFIG_TCC_ASM
  10 #define NB_ASM_REGS 16
  11
  12 ST_FUNC void g(int c);
  13 ST_FUNC void gen_le16(int c);
  14 ST_FUNC void gen_le32(int c);
  15
  16 /*************************************************************/
  17 #else
  18 /*************************************************************/
  19
  20 /* XXX: make it faster ? */
  21 ST_FUNC void g(int c)
  22 {
  23     int ind1;
  24     if (nocode_wanted)
  25         return;
  26     ind1 = ind + 1;
  27     if (ind1 > cur_text_section->data_allocated)
  28         section_realloc(cur_text_section, ind1);
  29     cur_text_section->data[ind] = c;
  30     ind = ind1;
  31 }
  32
  33 ST_FUNC void gen_le16 (int i)
  34 {
  35     g(i);
  36     g(i>>8);
  37 }
  38
  39 ST_FUNC void gen_le32 (int i)
  40 {
  41     gen_le16(i);
  42     gen_le16(i>>16);
  43 }
  44
  45 ST_FUNC void gen_expr32(ExprValue *pe)
  46 {
  47     gen_le32(pe->v);
  48 }
  49
  50 ST_FUNC void asm_opcode(TCCState *s1, int opcode)
  51 {
  52 }
  53
  54 ST_FUNC void subst_asm_operand(CString *add_str, SValue *sv, int modifier)
  55 {
  56 }
  57
  58 /* generate prolog and epilog code for asm statement */
  59 ST_FUNC void asm_gen_code(ASMOperand *operands, int nb_operands,
  60                          int nb_outputs, int is_output,
  61                          uint8_t *clobber_regs,
  62                          int out_reg)
  63 {
  64 }
  65
  66 ST_FUNC void asm_compute_constraints(ASMOperand *operands,
  67                                     int nb_operands, int nb_outputs,
  68                                     const uint8_t *clobber_regs,
  69                                     int *pout_reg)
  70 {
  71 }
  72
  73 ST_FUNC void asm_clobber(uint8_t *clobber_regs, const char *str)
  74 {
  75 }
  76
  77 ST_FUNC int asm_parse_regvar (int t)
  78 {
  79     return -1;
  80 }
  81
  82 /*************************************************************/
  83 #endif /* ndef TARGET_DEFS_ONLY */