diff options
Diffstat (limited to 'gas/config/tc-i386.c')
| -rw-r--r-- | gas/config/tc-i386.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c index 1c64d08ab26..ef7b64b40bb 100644 --- a/gas/config/tc-i386.c +++ b/gas/config/tc-i386.c @@ -2622,6 +2622,10 @@ set_cpu_arch (int dummy ATTRIBUTE_UNUSED) cpu_arch_flags = flags; cpu_arch_isa_flags = flags; } + else + cpu_arch_isa_flags + = cpu_flags_or (cpu_arch_isa_flags, + cpu_arch[j].flags); (void) restore_line_pointer (e); demand_empty_rest_of_line (); return; @@ -3871,7 +3875,8 @@ optimize_encoding (void) || (!i.mask && !i.rounding && is_evex_encoding (&i.tm) - && cpu_arch_flags.bitfield.cpuavx512vl)) + && (i.tm.cpu_flags.bitfield.cpuavx512vl + || cpu_arch_isa_flags.bitfield.cpuavx512vl))) && ((i.tm.base_opcode == 0x55 || i.tm.base_opcode == 0x6655 || i.tm.base_opcode == 0x66df @@ -3915,13 +3920,7 @@ optimize_encoding (void) */ if (is_evex_encoding (&i.tm)) { - /* If only lower 16 vector registers are used, we can use - VEX encoding. */ - for (j = 0; j < 3; j++) - if (register_number (i.op[j].regs) > 15) - break; - - if (j < 3) + if (i.vec_encoding == vex_encoding_evex) i.tm.opcode_modifier.evex = EVEX128; else { @@ -10524,6 +10523,10 @@ md_parse_option (int c, const char *arg) cpu_arch_flags = flags; cpu_arch_isa_flags = flags; } + else + cpu_arch_isa_flags + = cpu_flags_or (cpu_arch_isa_flags, + cpu_arch[j].flags); break; } } |