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| author | Jeff Law <law@redhat.com> | 2002-06-06 06:50:12 +0000 |
|---|---|---|
| committer | Jeff Law <law@redhat.com> | 2002-06-06 06:50:12 +0000 |
| commit | ec8b3afdf273b2d682ce02a5d4f594d3fa5cf268 (patch) | |
| tree | 97fe29d4a8a83cf5b8df9db30e7754bc470ee7dd /gas/config/tc-hppa.c | |
| parent | 8b579b7ab600ffae0095c3b1e878d01ad261dadc (diff) | |
| download | gdb-ec8b3afdf273b2d682ce02a5d4f594d3fa5cf268.zip gdb-ec8b3afdf273b2d682ce02a5d4f594d3fa5cf268.tar.gz gdb-ec8b3afdf273b2d682ce02a5d4f594d3fa5cf268.tar.bz2 | |
* gas/config/tc-hppa.c (pa_ip): Replace "L$0\001" with FAKE_LABEL_NAME.
(hppa_force_relocation): Check if a stub just before the start symbol
of the last call_info is reachable before forcing relocation. Fix
typo.
Diffstat (limited to 'gas/config/tc-hppa.c')
| -rw-r--r-- | gas/config/tc-hppa.c | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/gas/config/tc-hppa.c b/gas/config/tc-hppa.c index 9db438f..19d2f37 100644 --- a/gas/config/tc-hppa.c +++ b/gas/config/tc-hppa.c @@ -3251,7 +3251,7 @@ pa_ip (str) the_insn.pcrel = 1; if (!the_insn.exp.X_add_symbol || !strcmp (S_GET_NAME (the_insn.exp.X_add_symbol), - "L$0\001")) + FAKE_LABEL_NAME)) { num = evaluate_absolute (&the_insn); if (num % 4) @@ -3283,7 +3283,7 @@ pa_ip (str) the_insn.pcrel = 1; if (!the_insn.exp.X_add_symbol || !strcmp (S_GET_NAME (the_insn.exp.X_add_symbol), - "L$0\001")) + FAKE_LABEL_NAME)) { num = evaluate_absolute (&the_insn); if (num % 4) @@ -3314,7 +3314,7 @@ pa_ip (str) the_insn.pcrel = 1; if (!the_insn.exp.X_add_symbol || !strcmp (S_GET_NAME (the_insn.exp.X_add_symbol), - "L$0\001")) + FAKE_LABEL_NAME)) { num = evaluate_absolute (&the_insn); if (num % 4) @@ -3344,7 +3344,7 @@ pa_ip (str) the_insn.pcrel = 0; if (!the_insn.exp.X_add_symbol || !strcmp (S_GET_NAME (the_insn.exp.X_add_symbol), - "L$0\001")) + FAKE_LABEL_NAME)) { num = evaluate_absolute (&the_insn); if (num % 4) @@ -8547,15 +8547,27 @@ hppa_force_relocation (fixp) /* Now check to see if we're going to need a long-branch stub. */ if (fixp->fx_r_type == (int) R_HPPA_PCREL_CALL) { - valueT distance; + long pc = md_pcrel_from (fixp); + valueT distance, min_stub_distance; - distance = (fixp->fx_offset + S_GET_VALUE (fixp->fx_addsy) - - md_pcrel_from (fixp) - 8); - if (distance + 8388608 >= 16777216 - || (hppa_fixp->fx_r_format == 17 && distance + 262144 >= 524288) -#ifdef OBJ_ELF - || (hppa_fixp->fx_r_format == 12 && distance + 8192 >= 16384) + distance = fixp->fx_offset + S_GET_VALUE (fixp->fx_addsy) - pc - 8; + + /* Distance to the closest possible stub. This will detect most + but not all circumstances where a stub will not work. */ + min_stub_distance = pc + 16; +#ifdef OBJ_SOM + if (last_call_info != NULL) + min_stub_distance -= S_GET_VALUE (last_call_info->start_symbol); #endif + + if ((distance + 8388608 >= 16777216 + && min_stub_distance <= 8388608) + || (hppa_fixp->fx_r_format == 17 + && distance + 262144 >= 524288 + && min_stub_distance <= 262144) + || (hppa_fixp->fx_r_format == 12 + && distance + 8192 >= 16384 + && min_stub_distance <= 8192) ) return 1; } @@ -8570,7 +8582,7 @@ hppa_force_relocation (fixp) /* Now for some ELF specific code. FIXME. */ #ifdef OBJ_ELF /* Mark the end of a function so that it's possible to compute - the size of the function in hppa_elf_final_processing. */ + the size of the function in elf_hppa_final_processing. */ static void hppa_elf_mark_end_of_function () |