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| author | Jan Beulich <jbeulich@suse.com> | 2020-02-12 16:19:03 +0100 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2020-02-12 16:19:03 +0100 |
| commit | 5990e377e5a339bce715fabfc3e45b24b459a7af (patch) | |
| tree | d14b42a87167ad6209f6dee222588556eeb8da7b /gas/config/tc-i386-intel.c | |
| parent | f20e3e823d56e54ffe56792ea6a2fe947c2dec0d (diff) | |
| download | binutils-5990e377e5a339bce715fabfc3e45b24b459a7af.zip binutils-5990e377e5a339bce715fabfc3e45b24b459a7af.tar.gz binutils-5990e377e5a339bce715fabfc3e45b24b459a7af.tar.bz2 | |
x86-64: Intel64 adjustments for insns dealing with far pointers
AMD and Intel differ in their handling of far indirect branches as well
as LFS/LGS/LSS: AMD CPUs ignore REX.W while Intel ones honors it. (Note
how the latter three were hybrids so far, while far branches were fully
AMD-like.)
Diffstat (limited to 'gas/config/tc-i386-intel.c')
| -rw-r--r-- | gas/config/tc-i386-intel.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gas/config/tc-i386-intel.c b/gas/config/tc-i386-intel.c index bb8d320..76fc997 100644 --- a/gas/config/tc-i386-intel.c +++ b/gas/config/tc-i386-intel.c @@ -694,9 +694,11 @@ i386_intel_operand (char *operand_string, int got_a_float) if (got_a_float == 1) suffix = LONG_DOUBLE_MNEM_SUFFIX; else if ((current_templates->start->operand_types[0].bitfield.fword - || current_templates->start->operand_types[0].bitfield.tbyte) + || current_templates->start->operand_types[0].bitfield.tbyte + || current_templates->start->opcode_modifier.jump == JUMP_DWORD + || current_templates->start->opcode_modifier.jump == JUMP) && flag_code == CODE_64BIT) - suffix = QWORD_MNEM_SUFFIX; /* l[fgs]s, [ls][gi]dt */ + suffix = QWORD_MNEM_SUFFIX; /* l[fgs]s, [ls][gi]dt, call, jmp */ else i.types[this_operand].bitfield.byte = 1; /* cause an error */ break; |