diff options
Diffstat (limited to 'gas/config/tc-hppa.c')
| -rw-r--r-- | gas/config/tc-hppa.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/gas/config/tc-hppa.c b/gas/config/tc-hppa.c index 67eb611..ab227ea 100644 --- a/gas/config/tc-hppa.c +++ b/gas/config/tc-hppa.c @@ -4390,7 +4390,7 @@ md_undefined_symbol (name) return 0; } -#if defined (SOM) || defined (ELF_ARG_RELOC) +#if defined (OBJ_SOM) || defined (ELF_ARG_RELOC) #define arg_reloc_stub_needed(CALLER, CALLEE) \ ((CALLEE) && (CALLER) && ((CALLEE) != (CALLER))) #else @@ -6715,7 +6715,7 @@ pa_type_args (symbolP, is_export) name = input_line_pointer; c = get_symbol_end (); arg_reloc = pa_align_arg_reloc (temp, pa_build_arg_reloc (name)); -#if defined (SOM) || defined (ELF_ARG_RELOC) +#if defined (OBJ_SOM) || defined (ELF_ARG_RELOC) symbol_arg_reloc_info (symbolP) |= arg_reloc; #endif *input_line_pointer = c; @@ -6729,7 +6729,7 @@ pa_type_args (symbolP, is_export) name = input_line_pointer; c = get_symbol_end (); arg_reloc = pa_build_arg_reloc (name); -#if defined (SOM) || defined (ELF_ARG_RELOC) +#if defined (OBJ_SOM) || defined (ELF_ARG_RELOC) symbol_arg_reloc_info (symbolP) |= arg_reloc; #endif *input_line_pointer = c; @@ -8373,19 +8373,20 @@ hppa_fix_adjustable (fixp) eg. Suppose we have . ldil LR%foo+0,%r21 . ldw RR%foo+0(%r21),%r26 - . ldw RR%foo+10(%r21),%r25 - - If foo is at address 4090 (decimal) in section `sect', then after - reducing to the section symbol, we get - . LR%sect+4090 == L%sect+0 - . RR%sect+4090 == R%sect+4090 - . RR%sect+4100 == R%sect-4092 (4100 - 8192) - and the last address loses. - - Obviously, in cases where the LR% expression is identical to the - RR% one we will never have a problem, but is so happens that gcc - rounds addends involved in LR% field selectors to work around a - HP linker bug. ie. We often have addresses like the last case + . ldw RR%foo+4(%r21),%r25 + + If foo is at address 4092 (decimal) in section `sect', then after + reducing to the section symbol we get + . LR%sect+4092 == (L%sect)+0 + . RR%sect+4092 == (R%sect)+4092 + . RR%sect+4096 == (R%sect)-4096 + and the last address loses because rounding the addend to 8k + mutiples takes us up to 8192 with an offset of -4096. + + In cases where the LR% expression is identical to the RR% one we + will never have a problem, but is so happens that gcc rounds + addends involved in LR% field selectors to work around a HP + linker bug. ie. We often have addresses like the last case above where the LR% expression is offset from the RR% one. */ if (hppa_fix->fx_r_field == e_lrsel |