From 5f8075fa818246f857f4edc70df880e0cb9203d9 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Thu, 21 Nov 2002 11:43:40 +0000 Subject: * config/tc-mcore.c (mcore_pool_count): New function. (mcore_cons, mcore_float_cons, mcore_stringer, mcore_fill): Use it. --- gas/ChangeLog | 5 ++ gas/config/tc-mcore.c | 158 +++++++++++++++++++------------------------------- 2 files changed, 65 insertions(+), 98 deletions(-) (limited to 'gas') diff --git a/gas/ChangeLog b/gas/ChangeLog index 34824a8..1a1e5dd 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,8 @@ +2002-11-21 Alan Modra + + * config/tc-mcore.c (mcore_pool_count): New function. + (mcore_cons, mcore_float_cons, mcore_stringer, mcore_fill): Use it. + 2002-11-20 Klee Dienes * config/tc-mcore.c (md_begin): Use a const iterator. Don't diff --git a/gas/config/tc-mcore.c b/gas/config/tc-mcore.c index 41e958d..00e2648 100644 --- a/gas/config/tc-mcore.c +++ b/gas/config/tc-mcore.c @@ -37,6 +37,7 @@ /* Forward declarations for dumb compilers. */ static void mcore_s_literals PARAMS ((int)); +static void mcore_pool_count PARAMS ((void (*) (int), int)); static void mcore_cons PARAMS ((int)); static void mcore_float_cons PARAMS ((int)); static void mcore_stringer PARAMS ((int)); @@ -228,23 +229,36 @@ mcore_s_literals (ignore) demand_empty_rest_of_line (); } +/* Perform FUNC (ARG), and track number of bytes added to frag. */ + static void -mcore_cons (nbytes) - int nbytes; +mcore_pool_count (func, arg) + void (*func) PARAMS ((int)); + int arg; { - if (now_seg == text_section) - { - char * ptr = input_line_pointer; - int commas = 1; + const fragS *curr_frag = frag_now; + offsetT added = -frag_now_fix_octets (); - /* Count the number of commas on the line. */ - while (! is_end_of_line [(unsigned char) * ptr]) - commas += * ptr ++ == ','; + (*func) (arg); - poolspan += nbytes * commas; + while (curr_frag != frag_now) + { + added += curr_frag->fr_fix; + curr_frag = curr_frag->fr_next; } - cons (nbytes); + added += frag_now_fix_octets (); + poolspan += added; +} + +static void +mcore_cons (nbytes) + int nbytes; +{ + if (now_seg == text_section) + mcore_pool_count (cons, nbytes); + else + cons (nbytes); /* In theory we ought to call check_literals (2,0) here in case we need to dump the literal table. We cannot do this however, @@ -258,25 +272,9 @@ mcore_float_cons (float_type) int float_type; { if (now_seg == text_section) - { - char * ptr = input_line_pointer; - int commas = 1; - -#ifdef REPEAT_CONS_EXPRESSIONS -#error REPEAT_CONS_EXPRESSIONS not handled -#endif - - /* Count the number of commas on the line. */ - while (! is_end_of_line [(unsigned char) * ptr]) - commas += * ptr ++ == ','; - - /* We would like to compute "hex_float (float_type) * commas" - but hex_float is not exported from read.c */ - float_type == 'f' ? 4 : (float_type == 'd' ? 8 : 12); - poolspan += float_type * commas; - } - - float_cons (float_type); + mcore_pool_count (float_cons, float_type); + else + float_cons (float_type); /* See the comment in mcore_cons () about calling check_literals. It is unlikely that a switch table will be constructed using @@ -290,23 +288,9 @@ mcore_stringer (append_zero) int append_zero; { if (now_seg == text_section) - { - char * ptr = input_line_pointer; - - /* In theory we should compute how many bytes are going to - be occupied by the string(s) and add this to the poolspan. - To keep things simple however, we just add the number of - bytes left on the current line. This will be an over- - estimate, which is OK, and automatically allows for the - appending a zero byte, since the real string(s) is/are - required to be enclosed in double quotes. */ - while (! is_end_of_line [(unsigned char) * ptr]) - ptr ++; - - poolspan += ptr - input_line_pointer; - } - - stringer (append_zero); + mcore_pool_count (stringer, append_zero); + else + stringer (append_zero); /* We call check_literals here in case a large number of strings are being placed into the text section with a sequence of stringer @@ -321,31 +305,9 @@ mcore_fill (unused) int unused; { if (now_seg == text_section) - { - char * str = input_line_pointer; - int size = 1; - int repeat; - - repeat = atoi (str); - - /* Look to see if a size has been specified. */ - while (*str != '\n' && *str != 0 && *str != ',') - ++ str; - - if (* str == ',') - { - size = atoi (str + 1); - - if (size > 8) - size = 8; - else if (size < 0) - size = 0; - } - - poolspan += size * repeat; - } - - s_fill (unused); + mcore_pool_count (s_fill, unused); + else + s_fill (unused); check_literals (2, 0); } @@ -460,8 +422,8 @@ log2 (val) int log = -1; while (val != 0) { - log ++; - val >>= 1; + log ++; + val >>= 1; } return log; @@ -615,9 +577,9 @@ parse_psrmod (s, reg) { if (! strncmp (psrmods[i].name, buf, 2)) { - * reg = psrmods[i].value; + * reg = psrmods[i].value; - return s + 2; + return s + 2; } } @@ -770,11 +732,11 @@ enter_literal (e, ispcrel) if (poolsize >= MAX_POOL_SIZE - 2) { /* The literal pool is as full as we can handle. We have - to be 2 entries shy of the 1024/4=256 entries because we - have to allow for the branch (2 bytes) and the alignment - (2 bytes before the first insn referencing the pool and - 2 bytes before the pool itself) == 6 bytes, rounds up - to 2 entries. */ + to be 2 entries shy of the 1024/4=256 entries because we + have to allow for the branch (2 bytes) and the alignment + (2 bytes before the first insn referencing the pool and + 2 bytes before the pool itself) == 6 bytes, rounds up + to 2 entries. */ dump_literals (1); } @@ -1016,7 +978,7 @@ md_assemble (str) inst |= reg; output = frag_more (2); /* In a sifilter mode, we emit this insn 2 times, - fixes problem of an interrupt during a jmp.. */ + fixes problem of an interrupt during a jmp.. */ if (sifilter_mode) { output[0] = INST_BYTE0 (inst); @@ -1391,7 +1353,7 @@ md_assemble (str) { /* parse_rt calls frag_more() for us. */ input_line_pointer = parse_rt (op_end + 1, & output, 0, 0); - op_end = input_line_pointer; + op_end = input_line_pointer; } else { @@ -1831,7 +1793,7 @@ md_parse_option (c, arg) else if (streq (arg, "340")) cpu = M340; else - as_warn (_("unrecognised cpu type '%s'"), arg); + as_warn (_("unrecognised cpu type '%s'"), arg); break; case OPTION_EB: target_big_endian = 1; break; @@ -2161,7 +2123,7 @@ md_apply_fix3 (fixP, valP, segment) case BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2: /* Conditional linker map jsri to bsr. */ /* If its a local target and close enough, fix it. - NB: >= -2k for backwards bsr; < 2k for forwards... */ + NB: >= -2k for backwards bsr; < 2k for forwards... */ if (fixP->fx_addsy == 0 && val >= -2048 && val < 2048) { long nval = (val / 2) & 0x7ff; @@ -2371,19 +2333,19 @@ tc_gen_reloc (section, fixp) default: switch (F (fixp->fx_size, fixp->fx_pcrel)) - { - MAP (1, 0, BFD_RELOC_8); - MAP (2, 0, BFD_RELOC_16); - MAP (4, 0, BFD_RELOC_32); - MAP (1, 1, BFD_RELOC_8_PCREL); - MAP (2, 1, BFD_RELOC_16_PCREL); - MAP (4, 1, BFD_RELOC_32_PCREL); - default: + { + MAP (1, 0, BFD_RELOC_8); + MAP (2, 0, BFD_RELOC_16); + MAP (4, 0, BFD_RELOC_32); + MAP (1, 1, BFD_RELOC_8_PCREL); + MAP (2, 1, BFD_RELOC_16_PCREL); + MAP (4, 1, BFD_RELOC_32_PCREL); + default: code = fixp->fx_r_type; - as_bad (_("Can not do %d byte %srelocation"), + as_bad (_("Can not do %d byte %srelocation"), fixp->fx_size, - fixp->fx_pcrel ? _("pc-relative") : ""); - } + fixp->fx_pcrel ? _("pc-relative") : ""); + } break; } @@ -2399,8 +2361,8 @@ tc_gen_reloc (section, fixp) if (rel->howto == NULL) { as_bad_where (fixp->fx_file, fixp->fx_line, - _("Cannot represent relocation type %s"), - bfd_get_reloc_code_name (code)); + _("Cannot represent relocation type %s"), + bfd_get_reloc_code_name (code)); /* Set howto to a garbage value so that we can keep going. */ rel->howto = bfd_reloc_type_lookup (stdoutput, BFD_RELOC_32); -- cgit v1.1