diff options
Diffstat (limited to 'src/arch/x86/isa/decoder/one_byte_opcodes.isa')
-rw-r--r-- | src/arch/x86/isa/decoder/one_byte_opcodes.isa | 398 |
1 files changed, 398 insertions, 0 deletions
diff --git a/src/arch/x86/isa/decoder/one_byte_opcodes.isa b/src/arch/x86/isa/decoder/one_byte_opcodes.isa new file mode 100644 index 000000000..c56a8bf92 --- /dev/null +++ b/src/arch/x86/isa/decoder/one_byte_opcodes.isa @@ -0,0 +1,398 @@ +// Copyright (c) 2007 The Hewlett-Packard Development Company +// All rights reserved. +// +// Redistribution and use of this software in source and binary forms, +// with or without modification, are permitted provided that the +// following conditions are met: +// +// The software must be used only for Non-Commercial Use which means any +// use which is NOT directed to receiving any direct monetary +// compensation for, or commercial advantage from such use. Illustrative +// examples of non-commercial use are academic research, personal study, +// teaching, education and corporate research & development. +// Illustrative examples of commercial use are distributing products for +// commercial advantage and providing services using the software for +// commercial advantage. +// +// If you wish to use this software or functionality therein that may be +// covered by patents for commercial use, please contact: +// Director of Intellectual Property Licensing +// Office of Strategy and Technology +// Hewlett-Packard Company +// 1501 Page Mill Road +// Palo Alto, California 94304 +// +// Redistributions of source code must retain the above copyright notice, +// this list of conditions and the following disclaimer. Redistributions +// in binary form must reproduce the above copyright notice, this list of +// conditions and the following disclaimer in the documentation and/or +// other materials provided with the distribution. Neither the name of +// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. No right of +// sublicense is granted herewith. Derivatives of the software and +// output created using the software may be prepared, but only for +// Non-Commercial Uses. Derivatives of the software may be shared with +// others provided: (i) the others agree to abide by the list of +// conditions herein which includes the Non-Commercial Use restrictions; +// and (ii) such Derivatives of the software include the above copyright +// notice to acknowledge the contribution from this software where +// applicable, this list of conditions and the disclaimer below. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// +// Authors: Gabe Black + +//////////////////////////////////////////////////////////////////// +// +// Decode the one byte opcodes +// + +0x1: decode OPCODE_OP_TOP5 { + format WarnUnimpl { + 0x00: decode OPCODE_OP_BOTTOM3 { + 0x6: push_ES(); + 0x7: pop_ES(); + default: MultiOp::add( + {{out1 = in1 + in2}}, + OPCODE_OP_BOTTOM3, + [[Eb,Gb],[Ev,Gv], + [Gb,Eb],[Gv,Ev], + [Al,Ib],[rAx,Iz]]); + } + 0x01: decode OPCODE_OP_BOTTOM3 { + 0x0: or_Eb_Gb(); + 0x1: or_Ev_Gv(); + 0x2: or_Gb_Eb(); + 0x3: or_Gv_Ev(); + 0x4: or_Al_Ib(); + 0x5: or_rAX_Iz(); + 0x6: push_CS(); + //Any time this is seen, it should generate a two byte opcode + 0x7: M5InternalError::error( + {{"Saw a one byte opcode whose value was 0x0F!"}}); + } + 0x02: decode OPCODE_OP_BOTTOM3 { + 0x0: adc_Eb_Gb(); + 0x1: adc_Ev_Gv(); + 0x2: adc_Gb_Eb(); + 0x3: adc_Gv_Ev(); + 0x4: adc_Al_Ib(); + 0x5: adc_rAX_Iz(); + 0x6: push_SS(); + 0x7: pop_SS(); + } + 0x03: decode OPCODE_OP_BOTTOM3 { + 0x0: sbb_Eb_Gb(); + 0x1: sbb_Ev_Gv(); + 0x2: sbb_Gb_Eb(); + 0x3: sbb_Gv_Ev(); + 0x4: sbb_Al_Ib(); + 0x5: sbb_rAX_Iz(); + 0x6: push_DS(); + 0x7: pop_DS(); + } + 0x04: decode OPCODE_OP_BOTTOM3 { + 0x0: and_Eb_Gb(); + 0x1: and_Ev_Gv(); + 0x2: and_Gb_Eb(); + 0x3: and_Gv_Ev(); + 0x4: and_Al_Ib(); + 0x5: and_rAX_Iz(); + 0x6: M5InternalError::error( + {{"Tried to execute the ES segment override prefix!"}}); + 0x7: daa(); + } + 0x05: decode OPCODE_OP_BOTTOM3 { + 0x0: sub_Eb_Gb(); + 0x1: sub_Ev_Gv(); + 0x2: sub_Gb_Eb(); + 0x3: sub_Gv_Ev(); + 0x4: sub_Al_Ib(); + 0x5: sub_rAX_Iz(); + 0x6: M5InternalError::error( + {{"Tried to execute the CS segment override prefix!"}}); + 0x7: das(); + } + 0x06: decode OPCODE_OP_BOTTOM3 { + 0x0: xor_Eb_Gb(); + 0x1: xor_Ev_Gv(); + 0x2: xor_Gb_Eb(); + 0x3: xor_Gv_Ev(); + 0x4: xor_Al_Ib(); + 0x5: xor_rAX_Iz(); + 0x6: M5InternalError::error( + {{"Tried to execute the SS segment override prefix!"}}); + 0x7: aaa(); + } + 0x07: decode OPCODE_OP_BOTTOM3 { + 0x0: cmp_Eb_Gb(); + 0x1: cmp_Ev_Gv(); + 0x2: cmp_Gb_Eb(); + 0x3: cmp_Gv_Ev(); + 0x4: cmp_Al_Ib(); + 0x5: cmp_rAX_Iz(); + 0x6: M5InternalError::error( + {{"Tried to execute the DS segment override prefix!"}}); + 0x7: aas(); + } + 0x08: decode OPCODE_OP_BOTTOM3 { + 0x0: inc_eAX(); + 0x1: inc_eCX(); + 0x2: inc_eDX(); + 0x3: inc_eBX(); + 0x4: inc_eSP(); + 0x5: inc_eBP(); + 0x6: inc_eSI(); + 0x7: inc_eDI(); + } + 0x09: decode OPCODE_OP_BOTTOM3 { + 0x0: dec_eAX(); + 0x1: dec_eCX(); + 0x2: dec_eDX(); + 0x3: dec_eBX(); + 0x4: dec_eSP(); + 0x5: dec_eBP(); + 0x6: dec_eSI(); + 0x7: dec_eDI(); + } + 0x0A: decode OPCODE_OP_BOTTOM3 { + 0x0: push_rAX(); + 0x1: push_rCX(); + 0x2: push_rDX(); + 0x3: push_rBX(); + 0x4: push_rSP(); + 0x5: push_rBP(); + 0x6: push_rSI(); + 0x7: push_rDI(); + } + 0x0B: decode OPCODE_OP_BOTTOM3 { + 0x0: pop_rAX(); + 0x1: pop_rCX(); + 0x2: pop_rDX(); + 0x3: pop_rBX(); + 0x4: pop_rSP(); + 0x5: pop_rBP(); + 0x6: pop_rSI(); + 0x7: pop_rDI(); + } + 0x0C: decode OPCODE_OP_BOTTOM3 { + 0x0: pusha(); + 0x1: popa(); + 0x2: bound_Gv_Ma(); + 0x3: arpl_Ew_Gw(); + 0x4: M5InternalError::error( + {{"Tried to execute the FS segment override prefix!"}}); + 0x5: M5InternalError::error( + {{"Tried to execute the GS segment override prefix!"}}); + 0x6: M5InternalError::error( + {{"Tried to execute the operand size override prefix!"}}); + 0x7: M5InternalError::error( + {{"Tried to execute the DS address size override prefix!"}}); + } + 0x0D: decode OPCODE_OP_BOTTOM3 { + 0x0: push_Iz(); + 0x1: imul_Gv_Ev_Iz(); + 0x2: push_Ib(); + 0x3: imul_Gv_Ev_Ib(); + 0x4: ins_Yb_Dx(); + 0x5: ins_Yz_Dx(); + 0x6: outs_Dx_Xb(); + 0x7: outs_Dx_Xz(); + } + 0x0E: decode OPCODE_OP_BOTTOM3 { + 0x0: jo_Jb(); + 0x1: jno_Jb(); + 0x2: jb_Jb(); + 0x3: jnb_Jb(); + 0x4: jz_Jb(); + 0x5: jnz_Jb(); + 0x6: jbe_Jb(); + 0x7: jnbe_Jb(); + } + 0x0F: decode OPCODE_OP_BOTTOM3 { + 0x0: js_Jb(); + 0x1: jns_Jb(); + 0x2: jp_Jb(); + 0x3: jnp_Jb(); + 0x4: jl_Jb(); + 0x5: jnl_Jb(); + 0x6: jle_Jb(); + 0x7: jnke_Jb(); + } + 0x10: decode OPCODE_OP_BOTTOM3 { + 0x0: group1_Eb_Ib(); + 0x1: group1_Ev_Iz(); + 0x2: group1_Eb_Ib(); + 0x3: group1_Ev_Ib(); + 0x4: test_Eb_Gb(); + 0x5: test_Ev_Gv(); + 0x6: xchg_Eb_Gb(); + 0x7: xchg_Ev_Gv(); + } + 0x11: decode OPCODE_OP_BOTTOM3 { + 0x0: mov_Eb_Gb(); + 0x1: mov_Ev_Gv(); + 0x2: mov_Gb_Eb(); + 0x3: mov_Gv_Ev(); + 0x4: mov_MwRv_Sw(); + 0x5: lea_Gv_M(); + 0x6: mov_Sw_MwRv(); + 0x7: group10_Ev(); //Make sure this is Ev + } + 0x12: decode OPCODE_OP_BOTTOM3 { + 0x0: nop_or_pause(); //Check for repe prefix + 0x1: xchg_rCX_rAX(); + 0x2: xchg_rDX_rAX(); + 0x3: xchg_rVX_rAX(); + 0x4: xchg_rSP_rAX(); + 0x5: xchg_rBP_rAX(); + 0x6: xchg_rSI_rAX(); + 0x7: xchg_rDI_rAX(); + } + 0x13: decode OPCODE_OP_BOTTOM3 { + 0x0: cbw_or_cwde_or_cdqe_rAX(); + 0x1: cwd_or_cdq_or_cqo_rAX_rDX(); + 0x2: call_Ap(); + 0x3: fwait(); //aka wait + 0x4: pushf_Fv(); + 0x5: popf_Fv(); + 0x6: sahf(); + 0x7: lahf(); + } + 0x14: decode OPCODE_OP_BOTTOM3 { + 0x0: mov_Al_Ob(); + 0x1: mov_rAX_Ov(); + 0x2: mov_Ob_Al(); + 0x3: mov_Ov_rAX(); + 0x4: movs_Yb_Xb(); + 0x5: movs_Yv_Xv(); + 0x6: cmps_Yb_Xb(); + 0x7: cmps_Yv_Xv(); + } + 0x15: decode OPCODE_OP_BOTTOM3 { + 0x0: test_Al_Ib(); + 0x1: test_rAX_Iz(); + 0x2: stos_Yb_Al(); + 0x3: stos_Yv_rAX(); + 0x4: lods_Al_Xb(); + 0x5: lods_rAX_Xv(); + 0x6: scas_Yb_Al(); + 0x7: scas_Yv_rAX(); + } + 0x16: decode OPCODE_OP_BOTTOM3 { + 0x0: mov_Al_Ib(); + 0x1: mov_Cl_Ib(); + 0x2: mov_Dl_Ib(); + 0x3: mov_Bl_Ib(); + 0x4: mov_Ah_Ib(); + 0x5: mov_Ch_Ib(); + 0x6: mov_Dh_Ib(); + 0x7: mov_Bh_Ib(); + } + 0x17: decode OPCODE_OP_BOTTOM3 { + 0x0: mov_rAX_Iv(); + 0x1: mov_rCX_Iv(); + 0x2: mov_rDX_Iv(); + 0x3: mov_rBX_Iv(); + 0x4: mov_rSP_Iv(); + 0x5: mov_rBP_Iv(); + 0x6: mov_rSI_Iv(); + 0x7: mov_rDI_Iv(); + } + 0x18: decode OPCODE_OP_BOTTOM3 { + 0x0: group2_Eb_Ib(); + 0x1: group2_Ev_Ib(); + 0x2: ret_near_Iw(); + 0x3: ret_near(); + 0x4: les_Gz_Mp(); + 0x5: lds_Gz_Mp(); + 0x6: group12_Eb_Ib(); + 0x7: group12_Ev_Iz(); + } + 0x19: decode OPCODE_OP_BOTTOM3 { + 0x0: enter_Iw_Ib(); + 0x1: leave(); + 0x2: ret_far_Iw(); + 0x3: ret_far(); + 0x4: int3(); + 0x5: int_Ib(); + 0x6: into(); + 0x7: iret(); + } + 0x1A: decode OPCODE_OP_BOTTOM3 { + 0x0: group2_Eb_1(); + 0x1: group2_Ev_1(); + 0x2: group2_Eb_Cl(); + 0x3: group2_Ev_Cl(); + 0x4: aam_Ib(); + 0x5: aad_Ib(); + 0x6: salc(); + 0x7: xlat(); + } + 0x1B: decode OPCODE_OP_BOTTOM3 { + 0x0: esc0(); + 0x1: esc1(); + 0x2: esc2(); + 0x3: esc3(); + 0x4: esc4(); + 0x5: esc5(); + 0x6: esc6(); + 0x7: esc7(); + } + 0x1C: decode OPCODE_OP_BOTTOM3 { + 0x0: loopne_Jb(); + 0x1: loope_Jb(); + 0x2: loop_Jb(); + 0x3: jcxz_or_jecx_or_jrcx(); + 0x4: in_Al_Ib(); + 0x5: in_eAX_Ib(); + 0x6: out_Ib_Al(); + 0x7: out_Ib_eAX(); + } + 0x1D: decode OPCODE_OP_BOTTOM3 { + 0x0: call_Jz(); + 0x1: jmp_Jz(); + 0x2: jmp_Ap(); + 0x3: jmp_Jb(); + 0x4: in_Al_Dx(); + 0x5: in_eAX_Dx(); + 0x6: out_Dx_Al(); + 0x7: out_Dx_eAX(); + } + 0x1E: decode OPCODE_OP_BOTTOM3 { + 0x0: M5InternalError::error( + {{"Tried to execute the lock prefix!"}}); + 0x1: int1(); + 0x2: M5InternalError::error( + {{"Tried to execute the repne prefix!"}}); + 0x3: M5InternalError::error( + {{"Tried to execute the rep/repe prefix!"}}); + 0x4: hlt(); + 0x5: cmc(); + 0x6: group3_Eb(); + 0x7: group3_Ev(); + } + 0x1F: decode OPCODE_OP_BOTTOM3 { + 0x0: clc(); + 0x1: stc(); + 0x2: cli(); + 0x3: sti(); + 0x4: cld(); + 0x5: std(); + 0x6: group4(); + 0x7: group5(); + } + } + default: FailUnimpl::oneByteOps(); +} |