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| author | Vince Weaver <vince@csl.cornell.edu> | 2009-10-30 12:49:37 -0400 |
|---|---|---|
| committer | Vince Weaver <vince@csl.cornell.edu> | 2009-10-30 12:49:37 -0400 |
| commit | a12557439ba0297fefb558b34ecc761d2bc34017 (patch) | |
| tree | 598ace115720808989fca84d89716f7e282142e8 /src/arch/x86/isa/decoder | |
| parent | 5873ec2238e521f34f7e70e6aa1b35a611225d80 (diff) | |
| download | gem5-a12557439ba0297fefb558b34ecc761d2bc34017.tar.xz | |
X86: Add support for x86 psrldq and pslldq instructions
These are complicated instructions and the micro-code might be suboptimal.
This has been tested with some small sample programs (attached)
The psrldq instruction is needed by various spec2k programs.
Diffstat (limited to 'src/arch/x86/isa/decoder')
| -rw-r--r-- | src/arch/x86/isa/decoder/two_byte_opcodes.isa | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index d52dfb26e..288c5e5a8 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -673,9 +673,9 @@ //0x3: group14_pshimq(); 0x3: decode MODRM_REG { 0x2: PSRLQ(VRo,Ib); - 0x3: WarnUnimpl::psrldq_VRo_Ib(); + 0x3: PSRLDQ(VRo,Ib); 0x6: PSLLQ(VRo,Ib); - 0x7: WarnUnimpl::pslldq_VRo_Ib(); + 0x7: PSLLDQ(VRo,Ib); default: UD2(); } 0x4: PCMPEQB(Vo,Wo); |