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| author | John David Anglin <danglin@gcc.gnu.org> | 2015-02-19 23:47:58 +0000 |
|---|---|---|
| committer | John David Anglin <danglin@gcc.gnu.org> | 2015-02-19 23:47:58 +0000 |
| commit | f258111adfbbada8d2835a3fdebb2d127a47a8b4 (patch) | |
| tree | 0aea18675d4b1f41831714ca939846fe1ced1e96 /gcc/config/pa/pa.c | |
| parent | 81d43c6bb892b782435460279012b1ef5494ef2d (diff) | |
| download | gcc-f258111adfbbada8d2835a3fdebb2d127a47a8b4.zip gcc-f258111adfbbada8d2835a3fdebb2d127a47a8b4.tar.gz gcc-f258111adfbbada8d2835a3fdebb2d127a47a8b4.tar.bz2 | |
pa.c (pa_reloc_rw_mask): New function.
* config/pa/pa.c (pa_reloc_rw_mask): New function.
(TARGET_ASM_RELOC_RW_MASK): Define.
(pa_cannot_force_const_mem): Revert previous change.
From-SVN: r220827
Diffstat (limited to 'gcc/config/pa/pa.c')
| -rw-r--r-- | gcc/config/pa/pa.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c index 15913dc..ecb1724 100644 --- a/gcc/config/pa/pa.c +++ b/gcc/config/pa/pa.c @@ -149,6 +149,7 @@ static void pa_output_function_epilogue (FILE *, HOST_WIDE_INT); static int pa_adjust_cost (rtx_insn *, rtx, rtx_insn *, int); static int pa_adjust_priority (rtx_insn *, int); static int pa_issue_rate (void); +static int pa_reloc_rw_mask (void); static void pa_som_asm_init_sections (void) ATTRIBUTE_UNUSED; static section *pa_som_tm_clone_table_section (void) ATTRIBUTE_UNUSED; static section *pa_select_section (tree, int, unsigned HOST_WIDE_INT) @@ -324,6 +325,9 @@ static size_t n_deferred_plabels = 0; #define TARGET_ASM_FILE_END output_deferred_plabels #endif +#undef TARGET_ASM_RELOC_RW_MASK +#define TARGET_ASM_RELOC_RW_MASK pa_reloc_rw_mask + #undef TARGET_PRINT_OPERAND_PUNCT_VALID_P #define TARGET_PRINT_OPERAND_PUNCT_VALID_P pa_print_operand_punct_valid_p @@ -1569,14 +1573,6 @@ force_mode (machine_mode mode, rtx orig) static bool pa_cannot_force_const_mem (machine_mode mode ATTRIBUTE_UNUSED, rtx x) { - /* Reload sometimes tries to put const data symbolic operands in - readonly memory. The HP SOM linker doesn't allow symbolic data - in readonly memory. */ - if (TARGET_SOM - && !function_label_operand (x, VOIDmode) - && symbolic_operand (x, VOIDmode)) - return true; - return tls_referenced_p (x); } @@ -9707,6 +9703,19 @@ pa_select_section (tree exp, int reloc, return data_section; } +/* Implement pa_reloc_rw_mask. */ + +static int +pa_reloc_rw_mask (void) +{ + /* We force (const (plus (symbol) (const_int))) to memory when the + const_int doesn't fit in a 14-bit integer. The SOM linker can't + handle this construct in read-only memory and we want to avoid + this for ELF. So, we always force an RTX needing relocation to + the data section. */ + return 3; +} + static void pa_globalize_label (FILE *stream, const char *name) { |