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Diffstat (limited to 'src/arch/x86/isa/decoder')
-rw-r--r--src/arch/x86/isa/decoder/one_byte_opcodes.isa10
-rw-r--r--src/arch/x86/isa/decoder/two_byte_opcodes.isa234
2 files changed, 124 insertions, 120 deletions
diff --git a/src/arch/x86/isa/decoder/one_byte_opcodes.isa b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
index 12bebd47b..ee6072454 100644
--- a/src/arch/x86/isa/decoder/one_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
@@ -163,8 +163,8 @@
0x1: cmp_Ev_Gv();
0x2: cmp_Gb_Eb();
0x3: cmp_Gv_Ev();
- 0x4: cmp_Al_Ib();
- 0x5: cmp_rAX_Iz();
+ 0x4: Inst::CMP(rAl,Ib);
+ 0x5: Inst::CMP(rAX,Iz);
0x6: M5InternalError::error(
{{"Tried to execute the DS segment override prefix!"}});
0x7: decode MODE_SUBMODE {
@@ -262,10 +262,10 @@
0x0: jo_Jb();
0x1: jno_Jb();
0x2: jb_Jb();
- 0x3: jnb_Jb();
+ 0x3: Inst::JNB(Jb);
0x4: Inst::JZ(Jb);
0x5: Inst::JNZ(Jb);
- 0x6: jbe_Jb();
+ 0x6: Inst::JBE(Jb);
0x7: jnbe_Jb();
}
0x0F: decode OPCODE_OP_BOTTOM3 {
@@ -475,7 +475,7 @@
0x0: This_should_be_an_illegal_instruction();
default: jmp_Ap();
}
- 0x3: jmp_Jb();
+ 0x3: Inst::JMP(Jb);
0x4: in_Al_Dx();
0x5: in_eAX_Dx();
0x6: out_Dx_Al();
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
index 7fc571205..e042893bb 100644
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
@@ -67,21 +67,25 @@
0x03: lsl_Gv_Ew();
//sandpile.org doesn't seem to know what this is... ?
0x04: loadall_or_reset_or_hang();
+#if FULL_SYSTEM
0x05: syscall();
+#else
+ 0x05: SyscallInst::syscall('xc->syscall(rax)');
+#endif
0x06: clts();
//sandpile.org says (AMD) after sysret, so I might want to check
//if that means amd64 or AMD machines
0x07: loadall_or_sysret();
}
0x01: decode OPCODE_OP_BOTTOM3 {
- 0x0: holderholder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: invd();
+ 0x1: wbinvd();
+ 0x2: This_should_be_an_illegal_instruction();
+ 0x3: UD1();
+ 0x4: This_should_be_an_illegal_instruction();
+ 0x5: threednow();
+ 0x6: threednow();
+ 0x7: threednow();
}
0x02: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
@@ -94,14 +98,14 @@
0x7: holder();
}
0x03: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: group17();
+ 0x1: group17();
+ 0x2: group17();
+ 0x3: group17();
+ 0x4: group17();
+ 0x5: group17();
+ 0x6: group17();
+ 0x7: group17();
}
0x04: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
@@ -124,44 +128,44 @@
0x7: holder();
}
0x06: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: wrmsr();
+ 0x1: rdtsc();
+ 0x2: rdmsr();
+ 0x3: rdpmc();
+ 0x4: sysenter();
+ 0x5: sysexit();
+ 0x6: This_should_be_an_illegal_instruction();
+ 0x7: getsec();
}
0x07: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: three_byte_opcode();
+ 0x1: three_byte_opcode();
+ 0x2: three_byte_opcode();
+ 0x3: three_byte_opcode();
+ 0x4: three_byte_opcode();
+ 0x5: three_byte_opcode();
+ 0x6: three_byte_opcode();
+ 0x7: three_byte_opcode();
}
0x08: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: cmovo_Gv_Ev();
+ 0x1: cmovno_Gv_Ev();
+ 0x2: cmovb_Gv_Ev();
+ 0x3: cmovnb_Gv_Ev();
+ 0x4: cmovz_Gv_Ev();
+ 0x5: cmovnz_Gv_Ev();
+ 0x6: cmovbe_Gv_Ev();
+ 0x7: cmovnbe_Gv_Ev();
}
0x09: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: cmovs_Gv_Ev();
+ 0x1: cmovns_Gv_Ev();
+ 0x2: cmovp_Gv_Ev();
+ 0x3: cmovnp_Gv_Ev();
+ 0x4: cmovl_Gv_Ev();
+ 0x5: cmovnl_Gv_Ev();
+ 0x6: cmovle_Gv_Ev();
+ 0x7: cmovnle_Gv_Ev();
}
0x0A: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
@@ -227,81 +231,81 @@
0x0: jo_Jz();
0x1: jno_Jz();
0x2: jb_Jz();
- 0x3: jnb_Jz();
- 0x4: jz_Jz();
+ 0x3: Inst::JNB(Jz);
+ 0x4: Inst::JZ(Jz);
0x5: Inst::JNZ(Jz);
- 0x6: jbe_Jz();
+ 0x6: Inst::JBE(Jz);
0x7: jnbe_Jz();
}
0x11: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: js_Jz();
+ 0x1: jns_Jz();
+ 0x2: jp_Jz();
+ 0x3: jnp_Jz();
+ 0x4: jl_Jz();
+ 0x5: jnl_Jz();
+ 0x6: jle_Jz();
+ 0x7: jnle_Jz();
}
0x12: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: seto_Eb();
+ 0x1: setno_Eb();
+ 0x2: setb_Eb();
+ 0x3: setnb_Eb();
+ 0x4: setz_Eb();
+ 0x5: setnz_Eb();
+ 0x6: setbe_Eb();
+ 0x7: setnbe_Eb();
}
0x13: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: sets_Eb();
+ 0x1: setns_Eb();
+ 0x2: setp_Eb();
+ 0x3: setnp_Eb();
+ 0x4: setl_Eb();
+ 0x5: setnl_Eb();
+ 0x6: setle_Eb();
+ 0x7: setnle_Eb();
}
0x14: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: push_fs();
+ 0x1: pop_fs();
+ 0x2: cpuid();
+ 0x3: bt_Ev_Gv();
+ 0x4: shld_Ev_Gv_Ib();
+ 0x5: shld_Ev_Gv_rCl();
+ 0x6: xbts_and_cmpxchg();
+ 0x7: ibts_and_cmpxchg();
}
0x15: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: push_gs();
+ 0x1: pop_gs();
+ 0x2: rsm_smm();
+ 0x3: bts_Ev_Gv();
+ 0x4: shrd_Ev_Gv_Ib();
+ 0x5: shrd_Ev_Gv_rCl();
+ 0x6: group16();
+ 0x7: imul_Gv_Ev();
}
0x16: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: cmpxchg_Eb_Gb();
+ 0x1: cmpxchg_Ev_Gv();
+ 0x2: lss_Gz_Mp();
+ 0x3: btr_Ev_Gv();
+ 0x4: lfs_Gz_Mp();
+ 0x5: lgs_Gz_Mp();
+ 0x6: Inst::MOVZX_B(Gv,Eb);
+ 0x7: Inst::MOVZX_W(Gv,Ew);
}
0x17: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: jmpe_Jz(); // IA-64?
+ 0x1: group11_UD2();
+ 0x2: group8_Ev_Ib();
+ 0x3: btc_Ev_Gv();
+ 0x4: bsf_Gv_Ev();
+ 0x5: bsr_Gv_Ev();
+ 0x6: movsx_Gv_Eb();
+ 0x7: movsx_Gv_Ew();
}
0x18: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
@@ -314,14 +318,14 @@
0x7: holder();
}
0x19: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x0: bswap_rAx();
+ 0x1: bswap_rCx();
+ 0x2: bswap_rDx();
+ 0x3: bswap_rBx();
+ 0x4: bswap_rSP();
+ 0x5: bswap_rBP();
+ 0x6: bswap_rSI();
+ 0x7: bswap_rDI();
}
0x1A: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 21:05:51 +0000