diff options
| author | Aart Bik <ajcbik@google.com> | 2018-03-12 16:06:56 -0700 |
|---|---|---|
| committer | Aart Bik <ajcbik@google.com> | 2018-03-12 16:06:56 -0700 |
| commit | 91460a5875a1f0f1ff60c8c3c0705ee61cda15dc (patch) | |
| tree | a6afa077488ab2987245a81e49207a037427a80b /disassembler/disassembler_x86.cc | |
| parent | 2fdf65ddcdd0d203805b216e57b20df796763bf0 (diff) | |
Disassemble saturation arithmetic x86/x86_64.
Rationale:
Saturation arithmetic? It is coming!
Bug: b/74026074
Test: visual inspection
Change-Id: I056a2f785b01f9d56749a9fca611846f871e253c
Diffstat (limited to 'disassembler/disassembler_x86.cc')
| -rw-r--r-- | disassembler/disassembler_x86.cc | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/disassembler/disassembler_x86.cc b/disassembler/disassembler_x86.cc index bbc8e370ea..dbdde647b2 100644 --- a/disassembler/disassembler_x86.cc +++ b/disassembler/disassembler_x86.cc @@ -1194,11 +1194,19 @@ DISASSEMBLER_ENTRY(cmp, opcode1 = opcode_tmp.c_str(); } break; + case 0xD8: + case 0xD9: case 0xDA: + case 0xDC: + case 0xDD: case 0xDE: case 0xE0: case 0xE3: + case 0xE8: + case 0xE9: case 0xEA: + case 0xEC: + case 0xED: case 0xEE: if (prefix[2] == 0x66) { src_reg_file = dst_reg_file = SSE; @@ -1207,11 +1215,19 @@ DISASSEMBLER_ENTRY(cmp, src_reg_file = dst_reg_file = MMX; } switch (*instr) { + case 0xD8: opcode1 = "psubusb"; break; + case 0xD9: opcode1 = "psubusw"; break; case 0xDA: opcode1 = "pminub"; break; + case 0xDC: opcode1 = "paddusb"; break; + case 0xDD: opcode1 = "paddusw"; break; case 0xDE: opcode1 = "pmaxub"; break; case 0xE0: opcode1 = "pavgb"; break; case 0xE3: opcode1 = "pavgw"; break; + case 0xE8: opcode1 = "psubsb"; break; + case 0xE9: opcode1 = "psubsw"; break; case 0xEA: opcode1 = "pminsw"; break; + case 0xEC: opcode1 = "paddsb"; break; + case 0xED: opcode1 = "paddsw"; break; case 0xEE: opcode1 = "pmaxsw"; break; } prefix[2] = 0; |