diff options
| author | Gabe Black <gblack@eecs.umich.edu> | 2009-08-18 00:52:47 -0700 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2009-08-18 00:52:47 -0700 |
| commit | ed088ed15e8eb0da4cdc5662dc74666f1aa3b326 (patch) | |
| tree | 7d635fdb245681755d6f52d62e070754261623e9 /src/arch/x86 | |
| parent | fd45c04cad4891c6216807639482f2b2d6a7b042 (diff) | |
| download | gem5-ed088ed15e8eb0da4cdc5662dc74666f1aa3b326.tar.xz | |
X86: Decode the immediate byte opcode extension for 3dNow! instructions.
Diffstat (limited to 'src/arch/x86')
| -rw-r--r-- | src/arch/x86/isa/decoder/two_byte_opcodes.isa | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index b181770cc..c23eeccab 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -292,7 +292,33 @@ 0x4: Inst::UD2(); 0x5: Inst::PREFETCH(Mb); 0x6: FailUnimpl::femms(); - 0x7: FailUnimpl::threednow(); + 0x7: decode IMMEDIATE { + 0x0C: pi2fw_Pq_Qq(); + 0x0D: pi2fd_Pq_Qq(); + 0x1C: pf2iw_Pq_Qq(); + 0x1D: pf2id_Pq_Qq(); + 0x8A: pfnacc_Pq_Qq(); + 0x8E: pfpnacc_Pq_Qq(); + 0x90: pfcmpge_Pq_Qq(); + 0x94: pfmin_Pq_Qq(); + 0x96: pfrcp_Pq_Qq(); + 0x97: pfrsqrt_Pq_Qq(); + 0x9A: Inst::PFSUB(Pq,Qq); + 0x9E: pfadd_Pq_Qq(); + 0xA0: pfcmpgt_Pq_Qq(); + 0xA4: pfmax_Pq_Qq(); + 0xA6: pfrcpit1_Pq_Qq(); + 0xA7: pfrsqit1_Pq_Qq(); + 0xAA: Inst::PFSUBR(Pq,Qq); + 0xAE: pfacc_Pq_Qq(); + 0xB0: pfcmpeq_Pq_Qq(); + 0xB4: Inst::PFMUL(Pq,Qq); + 0xB6: pfrcpit2_Pq_Qq(); + 0xB7: Inst::PMULHRW(Pq,Qq); + 0xBB: pswapd_Pq_Qq(); + 0xBF: pavgusb_Pq_Qq(); + default: Inst::UD2(); + } } format Inst{ 0x02: decode LEGACY_DECODEVAL { |