changeset 5355f44912f6 in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=5355f44912f6
description:
X86: Implement the media shifts that operate on 64 bits or less at a
time.
diffstat:
7 files changed, 501 insertions(+), 189 deletions(-)
src/arch/x86/isa/decoder/two_byte_opcodes.isa | 340
++++------
src/arch/x86/isa/insts/simd128/integer/shift/left_logical_shift.py | 73 ++
src/arch/x86/isa/insts/simd128/integer/shift/right_arithmetic_shift.py | 47 +
src/arch/x86/isa/insts/simd128/integer/shift/right_logical_shift.py | 73 ++
src/arch/x86/isa/insts/simd64/integer/shift/left_logical_shift.py | 59 +
src/arch/x86/isa/insts/simd64/integer/shift/right_arithmetic_shift.py | 39 +
src/arch/x86/isa/insts/simd64/integer/shift/right_logical_shift.py | 59 +
diffs (truncated from 801 to 300 lines):
diff -r 04df43def004 -r 5355f44912f6
src/arch/x86/isa/decoder/two_byte_opcodes.isa
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa Mon Aug 17 20:15:16
2009 -0700
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa Mon Aug 17 20:15:16
2009 -0700
@@ -595,172 +595,170 @@
}
default: UD2();
}
- }
- 0x0E: decode LEGACY_DECODEVAL {
- // no prefix
- 0x0: decode OPCODE_OP_BOTTOM3 {
- 0x0: pshufw_Pq_Qq_Ib();
- //0x1: group13_pshimw();
- 0x1: decode MODRM_REG {
- 0x2: decode LEGACY_OP {
- 0x0: psrlw_PRq_Ib();
- 0x1: psrlw_VRo_Ib();
+ 0x0E: decode LEGACY_DECODEVAL {
+ // no prefix
+ 0x0: decode OPCODE_OP_BOTTOM3 {
+ 0x0: WarnUnimpl::pshufw_Pq_Qq_Ib();
+ //0x1: group13_pshimw();
+ 0x1: decode MODRM_REG {
+ 0x2: decode LEGACY_OP {
+ 0x0: PSRLW(PRq,Ib);
+ 0x1: PSRLW(VRo,Ib);
+ }
+ 0x4: decode LEGACY_OP {
+ 0x0: PSRAW(PRq,Ib);
+ 0x1: PSRAW(VRo,Ib);
+ }
+ 0x6: decode LEGACY_OP {
+ 0x0: PSLLW(PRq,Ib);
+ 0x1: PSLLW(VRo,Ib);
+ }
+ default: UD2();
}
- 0x4: decode LEGACY_OP {
- 0x0: psraw_PRq_Ib();
- 0x1: psraw_VRo_Ib();
+ //0x2: group14_pshimd();
+ 0x2: decode MODRM_REG {
+ 0x2: decode LEGACY_OP {
+ 0x0: PSRLD(PRq,Ib);
+ 0x1: PSRLD(VRo,Ib);
+ }
+ 0x4: decode LEGACY_OP {
+ 0x0: PSRAD(PRq,Ib);
+ 0x1: PSRAD(VRo,Ib);
+ }
+ 0x6: decode LEGACY_OP {
+ 0x0: PSLLD(PRq,Ib);
+ 0x1: PSLLD(VRo,Ib);
+ }
+ default: UD2();
}
- 0x6: decode LEGACY_OP {
- 0x0: psllw_PRq_Ib();
- 0x1: psllw_VRo_Ib();
+ //0x3: group15_pshimq();
+ 0x3: decode MODRM_REG {
+ 0x2: decode LEGACY_OP {
+ 0x0: PSRLQ(PRq,Ib);
+ 0x1: PSRLQ(VRo,Ib);
+ }
+ 0x3: decode LEGACY_OP {
+ 0x0: UD2();
+ 0x1: WarnUnimpl::psrldq_VRo_Ib();
+ }
+ 0x6: decode LEGACY_OP {
+ 0x0: PSLLQ(PRq,Ib);
+ 0x1: PSLLQ(VRo,Ib);
+ }
+ 0x7: decode LEGACY_OP {
+ 0x0: UD2();
+ 0x1: WarnUnimpl::pslldq_VRo_Ib();
+ }
+ default: Inst::UD2();
}
- default: Inst::UD2();
+ 0x4: Inst::PCMPEQB(Pq,Qq);
+ 0x5: Inst::PCMPEQW(Pq,Qq);
+ 0x6: Inst::PCMPEQD(Pq,Qq);
+ 0x7: WarnUnimpl::emms();
}
- //0x2: group14_pshimd();
- 0x2: decode MODRM_REG {
- 0x2: decode LEGACY_OP {
- 0x0: psrld_PRq_Ib();
- 0x1: psrld_VRo_Ib();
+ // repe (0xF3)
+ 0x4: decode OPCODE_OP_BOTTOM3 {
+ 0x0: WarnUnimpl::pshufhw_Vo_Wo_Ib();
+ default: UD2();
+ }
+ // operand size (0x66)
+ 0x1: decode OPCODE_OP_BOTTOM3 {
+ 0x0: WarnUnimpl::pshufd_Vo_Wo_Ib();
+ //0x1: group13_pshimw();
+ 0x1: decode MODRM_REG {
+ 0x2: decode LEGACY_OP {
+ 0x0: PSRLW(PRq,Ib);
+ 0x1: PSRLW(VRo,Ib);
+ }
+ 0x4: decode LEGACY_OP {
+ 0x0: PSRAW(PRq,Ib);
+ 0x1: PSRAW(VRo,Ib);
+ }
+ 0x6: decode LEGACY_OP {
+ 0x0: PSLLW(PRq,Ib);
+ 0x1: PSLLW(VRo,Ib);
+ }
+ default: Inst::UD2();
}
- 0x4: decode LEGACY_OP {
- 0x0: psrad_PRq_Ib();
- 0x1: psrad_VRo_Ib();
+ //0x2: group14_pshimd();
+ 0x2: decode MODRM_REG {
+ 0x2: decode LEGACY_OP {
+ 0x0: PSRLD(PRq,Ib);
+ 0x1: PSRLD(VRo,Ib);
+ }
+ 0x4: decode LEGACY_OP {
+ 0x0: PSRAD(PRq,Ib);
+ 0x1: PSRAD(VRo,Ib);
+ }
+ 0x6: decode LEGACY_OP {
+ 0x0: PSLLD(PRq,Ib);
+ 0x1: PSLLD(VRo,Ib);
+ }
+ default: UD2();
}
- 0x6: decode LEGACY_OP {
- 0x0: pslld_PRq_Ib();
- 0x1: pslld_VRo_Ib();
+ //0x3: group15_pshimq();
+ 0x3: decode MODRM_REG {
+ 0x2: decode LEGACY_OP {
+ 0x0: PSRLQ(PRq,Ib);
+ 0x1: PSRLQ(VRo,Ib);
+ }
+ 0x3: decode LEGACY_OP {
+ 0x0: UD2();
+ 0x1: WarnUnimpl::psrldq_VRo_Ib();
+ }
+ 0x6: decode LEGACY_OP {
+ 0x0: PSLLQ(PRq,Ib);
+ 0x1: PSLLQ(VRo,Ib);
+ }
+ 0x7: decode LEGACY_OP {
+ 0x0: UD2();
+ 0x1: WarnUnimpl::pslldq_VRo_Ib();
+ }
+ default: UD2();
}
- default: Inst::UD2();
+ 0x4: PCMPEQB(Vo,Wo);
+ 0x5: PCMPEQW(Vo,Wo);
+ 0x6: PCMPEQD(Vo,Wo);
+ default: UD2();
}
- //0x3: group15_pshimq();
- 0x3: decode MODRM_REG {
- 0x2: decode LEGACY_OP {
- 0x0: psrlq_PRq_Ib();
- 0x1: psrlq_VRo_Ib();
- }
- 0x3: decode LEGACY_OP {
- 0x0: Inst::UD2();
- 0x1: psrldq_VRo_Ib();
- }
- 0x6: decode LEGACY_OP {
- 0x0: psllq_PRq_Ib();
- 0x1: psllq_VRo_Ib();
- }
- 0x7: decode LEGACY_OP {
- 0x0: Inst::UD2();
- 0x1: pslldq_VRo_Ib();
- }
- default: Inst::UD2();
+ // repne (0xF2)
+ 0x8: decode OPCODE_OP_BOTTOM3 {
+ 0x0: WarnUnimpl::pshuflw_Vo_Wo_Ib();
+ default: UD2();
}
- 0x4: Inst::PCMPEQB(Pq,Qq);
- 0x5: Inst::PCMPEQW(Pq,Qq);
- 0x6: Inst::PCMPEQD(Pq,Qq);
- 0x7: emms();
+ default: UD2();
}
- // repe (0xF3)
- 0x4: decode OPCODE_OP_BOTTOM3 {
- 0x0: pshufhw_Vo_Wo_Ib();
- default: Inst::UD2();
+ 0x0F: decode LEGACY_DECODEVAL {
+ // no prefix
+ 0x0: decode OPCODE_OP_BOTTOM3 {
+ 0x0: WarnUnimpl::vmread_Ed_or_Eq_Gd_or_Gq();
+ 0x1: WarnUnimpl::vmwrite_Gd_or_Gq_Ed_or_Eq();
+ 0x6: MOVD(Edp,Pdp);
+ 0x7: MOVQ(Qq,Pq);
+ default: UD2();
+ }
+ // repe (0xF3)
+ 0x4: decode OPCODE_OP_BOTTOM3 {
+ 0x6: MOVQ(Vq,Wq);
+ 0x7: WarnUnimpl::movdqu_Wo_Vo();
+ default: UD2();
+ }
+ // operand size (0x66)
+ 0x1: decode OPCODE_OP_BOTTOM3 {
+ 0x4: WarnUnimpl::haddpd_Vo_Wo();
+ 0x5: WarnUnimpl::hsubpd_Vo_Wo();
+ 0x6: WarnUnimpl::movd_Ed_Vd();
+ 0x7: WarnUnimpl::movdqa_Wo_Vo();
+ default: UD2();
+ }
+ // repne (0xF2)
+ 0x8: decode OPCODE_OP_BOTTOM3 {
+ 0x4: WarnUnimpl::haddps_Vo_Wo();
+ 0x5: WarnUnimpl::hsubps_Vo_Wo();
+ default: UD2();
+ }
+ default: UD2();
}
- // operand size (0x66)
- 0x1: decode OPCODE_OP_BOTTOM3 {
- 0x0: pshufd_Vo_Wo_Ib();
- //0x1: group13_pshimw();
- 0x1: decode MODRM_REG {
- 0x2: decode LEGACY_OP {
- 0x0: psrlw_PRq_Ib();
- 0x1: psrlw_VRo_Ib();
- }
- 0x4: decode LEGACY_OP {
- 0x0: psraw_PRq_Ib();
- 0x1: psraw_VRo_Ib();
- }
- 0x6: decode LEGACY_OP {
- 0x0: psllw_PRq_Ib();
- 0x1: psllw_VRo_Ib();
- }
- default: Inst::UD2();
- }
- //0x2: group14_pshimd();
- 0x2: decode MODRM_REG {
- 0x2: decode LEGACY_OP {
- 0x0: psrld_PRq_Ib();
- 0x1: psrld_VRo_Ib();
- }
- 0x4: decode LEGACY_OP {
- 0x0: psrad_PRq_Ib();
- 0x1: psrad_VRo_Ib();
- }
- 0x6: decode LEGACY_OP {
- 0x0: pslld_PRq_Ib();
- 0x1: pslld_VRo_Ib();
- }
- default: Inst::UD2();
- }
- //0x3: group15_pshimq();
- 0x3: decode MODRM_REG {
- 0x2: decode LEGACY_OP {
- 0x0: psrlq_PRq_Ib();
- 0x1: psrlq_VRo_Ib();
- }
- 0x3: decode LEGACY_OP {
- 0x0: Inst::UD2();
- 0x1: psrldq_VRo_Ib();
- }
- 0x6: decode LEGACY_OP {
- 0x0: psllq_PRq_Ib();
- 0x1: psllq_VRo_Ib();
- }
- 0x7: decode LEGACY_OP {
- 0x0: Inst::UD2();
- 0x1: pslldq_VRo_Ib();
- }
- default: Inst::UD2();
- }
- 0x4: Inst::PCMPEQB(Vo,Wo);
- 0x5: Inst::PCMPEQW(Vo,Wo);
- 0x6: Inst::PCMPEQD(Vo,Wo);
- default: Inst::UD2();
- }
- // repne (0xF2)
- 0x8: decode OPCODE_OP_BOTTOM3 {
- 0x0: pshuflw_Vo_Wo_Ib();
- default: Inst::UD2();
- }
- default: Inst::UD2();
- }
- 0x0F: decode LEGACY_DECODEVAL {
- // no prefix
- 0x0: decode OPCODE_OP_BOTTOM3 {
- 0x0: vmread_Ed_or_Eq_Gd_or_Gq();
- 0x1: vmwrite_Gd_or_Gq_Ed_or_Eq();
- 0x6: Inst::MOVD(Edp,Pdp);
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