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| author | John David Anglin <danglin@gcc.gnu.org> | 2018-02-14 21:13:26 +0000 |
|---|---|---|
| committer | John David Anglin <danglin@gcc.gnu.org> | 2018-02-14 21:13:26 +0000 |
| commit | 6ae679894362865b7cb9e77a639e7e3451447f51 (patch) | |
| tree | 0f50fd171c46f8b62244e91f2c5f0be168d8bf6c /gcc/config/pa/pa.md | |
| parent | 4ce5745cabe5609b50d8ba85cca37d83c7c051ce (diff) | |
| download | gcc-6ae679894362865b7cb9e77a639e7e3451447f51.tar.gz | |
re PR target/83984 (ld: The value 0x8000000000005 does not fit when applying the relocation DIR21L)
PR target/83984
* config/pa/pa.md: Load address of PIC label using the linkage table
if the label is nonlocal.
From-SVN: r257672
Diffstat (limited to 'gcc/config/pa/pa.md')
| -rw-r--r-- | gcc/config/pa/pa.md | 82 |
1 files changed, 53 insertions, 29 deletions
diff --git a/gcc/config/pa/pa.md b/gcc/config/pa/pa.md index e581aadd15e..e748f053651 100644 --- a/gcc/config/pa/pa.md +++ b/gcc/config/pa/pa.md @@ -2536,24 +2536,40 @@ xoperands[0] = operands[0]; xoperands[1] = operands[1]; - xoperands[2] = gen_label_rtx (); - (*targetm.asm_out.internal_label) (asm_out_file, \"L\", - CODE_LABEL_NUMBER (xoperands[2])); - output_asm_insn (\"mfia %0\", xoperands); - - /* If we're trying to load the address of a label that happens to be - close, then we can use a shorter sequence. */ if (GET_CODE (operands[1]) == LABEL_REF - && !LABEL_REF_NONLOCAL_P (operands[1]) - && INSN_ADDRESSES_SET_P () - && abs (INSN_ADDRESSES (INSN_UID (XEXP (operands[1], 0))) - - INSN_ADDRESSES (INSN_UID (insn))) < 8100) - output_asm_insn (\"ldo %1-%2(%0),%0\", xoperands); + && !LABEL_REF_NONLOCAL_P (operands[1])) + { + xoperands[2] = gen_label_rtx (); + (*targetm.asm_out.internal_label) (asm_out_file, \"L\", + CODE_LABEL_NUMBER (xoperands[2])); + output_asm_insn (\"mfia %0\", xoperands); + + /* If we're trying to load the address of a label that happens to be + close, then we can use a shorter sequence. */ + if (INSN_ADDRESSES_SET_P () + && abs (INSN_ADDRESSES (INSN_UID (XEXP (operands[1], 0))) + - INSN_ADDRESSES (INSN_UID (insn))) < 8100) + output_asm_insn (\"ldo %1-%2(%0),%0\", xoperands); + else + { + output_asm_insn (\"addil L%%%1-%2,%0\", xoperands); + output_asm_insn (\"ldo R%%%1-%2(%0),%0\", xoperands); + } + } else { - output_asm_insn (\"addil L%%%1-%2,%0\", xoperands); - output_asm_insn (\"ldo R%%%1-%2(%0),%0\", xoperands); + /* Load using linkage table. */ + if (TARGET_64BIT) + { + output_asm_insn (\"addil LT%%%1,%%r27\", xoperands); + output_asm_insn (\"ldd RT%%%1(%0),%0\", xoperands); + } + else + { + output_asm_insn (\"addil LT%%%1,%%r19\", xoperands); + output_asm_insn (\"ldw RT%%%1(%0),%0\", xoperands); + } } return \"\"; }" @@ -2570,25 +2586,33 @@ xoperands[0] = operands[0]; xoperands[1] = operands[1]; - xoperands[2] = gen_label_rtx (); - output_asm_insn (\"bl .+8,%0\", xoperands); - output_asm_insn (\"depi 0,31,2,%0\", xoperands); - (*targetm.asm_out.internal_label) (asm_out_file, \"L\", - CODE_LABEL_NUMBER (xoperands[2])); - - /* If we're trying to load the address of a label that happens to be - close, then we can use a shorter sequence. */ if (GET_CODE (operands[1]) == LABEL_REF - && !LABEL_REF_NONLOCAL_P (operands[1]) - && INSN_ADDRESSES_SET_P () - && abs (INSN_ADDRESSES (INSN_UID (XEXP (operands[1], 0))) - - INSN_ADDRESSES (INSN_UID (insn))) < 8100) - output_asm_insn (\"ldo %1-%2(%0),%0\", xoperands); + && !LABEL_REF_NONLOCAL_P (operands[1])) + { + xoperands[2] = gen_label_rtx (); + output_asm_insn (\"bl .+8,%0\", xoperands); + output_asm_insn (\"depi 0,31,2,%0\", xoperands); + (*targetm.asm_out.internal_label) (asm_out_file, \"L\", + CODE_LABEL_NUMBER (xoperands[2])); + + /* If we're trying to load the address of a label that happens to be + close, then we can use a shorter sequence. */ + if (INSN_ADDRESSES_SET_P () + && abs (INSN_ADDRESSES (INSN_UID (XEXP (operands[1], 0))) + - INSN_ADDRESSES (INSN_UID (insn))) < 8100) + output_asm_insn (\"ldo %1-%2(%0),%0\", xoperands); + else + { + output_asm_insn (\"addil L%%%1-%2,%0\", xoperands); + output_asm_insn (\"ldo R%%%1-%2(%0),%0\", xoperands); + } + } else { - output_asm_insn (\"addil L%%%1-%2,%0\", xoperands); - output_asm_insn (\"ldo R%%%1-%2(%0),%0\", xoperands); + /* Load using linkage table. */ + output_asm_insn (\"addil LT%%%1,%%r19\", xoperands); + output_asm_insn (\"ldw RT%%%1(%0),%0\", xoperands); } return \"\"; }" |