diff options
Diffstat (limited to 'gas/config/tc-i386.c')
| -rw-r--r-- | gas/config/tc-i386.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c index 69b2670..b1cc068 100644 --- a/gas/config/tc-i386.c +++ b/gas/config/tc-i386.c @@ -9264,6 +9264,9 @@ match_template (char mnem_suffix) flipping VEX.W. */ i.tm.opcode_modifier.vexw ^= VEXW0 ^ VEXW1; + /* In 3-operand insns XOP.W changes which operand goes into XOP.vvvv. */ + i.tm.opcode_modifier.vexvvvv = VexVVVV_SRC1; + swap_first_2: j = i.tm.operand_types[0].bitfield.imm8; i.tm.operand_types[j] = operand_types[j + 1]; @@ -10471,15 +10474,8 @@ build_modrm_byte (void) { /* VEX.vvvv encodes the last source register operand. */ case VexVVVV_SRC2: - if (source != op) - { - v = source++; - break; - } - /* For vprot*, vpshl*, and vpsha*, XOP.W controls the swapping of src1 - and src2, and it requires fall through when the operands are swapped. - */ - /* Fall through. */ + v = source++; + break; /* VEX.vvvv encodes the first source register operand. */ case VexVVVV_SRC1: v = dest - 1; |