diff options
Diffstat (limited to 'gas/config/tc-nds32.h')
| -rw-r--r-- | gas/config/tc-nds32.h | 51 |
1 files changed, 34 insertions, 17 deletions
diff --git a/gas/config/tc-nds32.h b/gas/config/tc-nds32.h index 731bb87..1483d51 100644 --- a/gas/config/tc-nds32.h +++ b/gas/config/tc-nds32.h @@ -42,10 +42,6 @@ #define TARGET_BYTES_BIG_ENDIAN 1 #endif -/* This is used to construct expressions out of @GOTOFF, @PLT and @GOT - symbols. The relocation type is stored in X_md. */ -#define O_PIC_reloc O_md1 - /* as.c. */ /* Extend GAS command line option handling capability. */ extern int nds32_parse_option (int, char *); @@ -154,6 +150,12 @@ extern void nds32_do_align (int); #define LOCAL_LABELS_FB 1 /* Permit temporary numeric labels. */ /* frags.c. */ + +#define NDS32_FRAG_RELAXABLE 0x1 +#define NDS32_FRAG_RELAXED 0x2 +#define NDS32_FRAG_BRANCH 0x4 +#define NDS32_FRAG_LABEL 0x8 + struct nds32_frag_type { relax_substateT flag; @@ -211,10 +213,16 @@ enum nds32_br_range enum nds32_ramp { - NDS32_CREATE_LABLE = 1, - NDS32_RELAX = 2, - NDS32_ORIGIN = 4, - NDS32_CONVERT = 8 + NDS32_CREATE_LABEL = 1, + NDS32_RELAX = (1 << 1), /* Obsolete in the future. */ + NDS32_ORIGIN = (1 << 2), + NDS32_INSN16 = (1 << 3), + NDS32_PTR = (1 << 4), + NDS32_ABS = (1 << 5), + NDS32_HINT = (1 << 6), + NDS32_FIX = (1 << 7), + NDS32_ADDEND = (1 << 8), + NDS32_SYM = (1 << 9) }; typedef struct nds32_relax_fixup_info @@ -231,13 +239,15 @@ typedef struct nds32_cond_field int offset; int bitpos; /* Register position. */ int bitmask; /* Number of register bits. */ + bfd_boolean signed_extend; } nds32_cond_field_t; /* The max relaxation pattern is 20-bytes including the nop. */ #define NDS32_MAXCHAR 20 /* In current, the max entend number of instruction for one pseudo instruction - is 4, but its number of relocation may be 5. */ -#define MAX_RELAX_NUM 8 + is 4, but its number of relocation may be 12. */ +#define MAX_RELAX_NUM 4 +#define MAX_RELAX_FIX 12 typedef struct nds32_relax_info { @@ -248,17 +258,24 @@ typedef struct nds32_relax_info /* Code sequences for different branch range. */ uint32_t relax_code_seq[BR_RANGE_NUM][MAX_RELAX_NUM]; nds32_cond_field_t relax_code_condition[BR_RANGE_NUM][MAX_RELAX_NUM]; - int relax_code_size[BR_RANGE_NUM]; + unsigned int relax_code_size[BR_RANGE_NUM]; int relax_branch_isize[BR_RANGE_NUM]; - nds32_relax_fixup_info_t relax_fixup[BR_RANGE_NUM][MAX_RELAX_NUM]; + nds32_relax_fixup_info_t relax_fixup[BR_RANGE_NUM][MAX_RELAX_FIX]; } relax_info_t; -/* Relocation table. */ -struct nds32_relocation_map +enum nds32_relax_hint_type +{ + NDS32_RELAX_HINT_NONE = 0, + NDS32_RELAX_HINT_LA, + NDS32_RELAX_HINT_LS +}; + +struct nds32_relax_hint_table { - unsigned int main_type; - /* Number of instructions, {relocations type, instruction type}. */ - unsigned int reloc_insn[6][6][3]; + enum nds32_relax_hint_type main_type; + unsigned int relax_code_size; + uint32_t relax_code_seq[MAX_RELAX_NUM]; + nds32_relax_fixup_info_t relax_fixup[MAX_RELAX_FIX]; }; #endif /* TC_NDS32 */ |