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More accurate timing for INT, IRET, CALL far, RET far and JMP far.

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This commit is contained in:
TomW 2016-02-06 18:08:10 +00:00
commit 94f33aa873
9 changed files with 290 additions and 43 deletions
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235
src/cpu.c
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@ -76,6 +76,11 @@ int timing_mr, timing_mrl;
int timing_rm, timing_rml;
int timing_mm, timing_mml;
int timing_bt, timing_bnt;
int timing_int, timing_int_rm, timing_int_v86, timing_int_pm, timing_int_pm_outer;
int timing_iret_rm, timing_iret_v86, timing_iret_pm, timing_iret_pm_outer;
int timing_call_rm, timing_call_pm, timing_call_pm_gate, timing_call_pm_gate_inner;
int timing_retf_rm, timing_retf_pm, timing_retf_pm_outer;
int timing_jmp_rm, timing_jmp_pm, timing_jmp_pm_gate;
static struct
{
@ -514,6 +519,25 @@ void cpu_set()
timing_mml = 11; /*memory dest - memory src*/
timing_bt = 7-3; /*branch taken*/
timing_bnt = 3; /*branch not taken*/
timing_int = 0;
timing_int_rm = 23;
timing_int_v86 = 0;
timing_int_pm = 40;
timing_int_pm_outer = 78;
timing_iret_rm = 17;
timing_iret_v86 = 0;
timing_iret_pm = 31;
timing_iret_pm_outer = 55;
timing_call_rm = 13;
timing_call_pm = 26;
timing_call_pm_gate = 52;
timing_call_pm_gate_inner = 82;
timing_retf_rm = 15;
timing_retf_pm = 25;
timing_retf_pm_outer = 55;
timing_jmp_rm = 11;
timing_jmp_pm = 23;
timing_jmp_pm_gate = 38;
break;
case CPU_386SX:
@ -526,6 +550,25 @@ void cpu_set()
timing_mml = 10; /*memory dest - memory src*/
timing_bt = 7-3; /*branch taken*/
timing_bnt = 3; /*branch not taken*/
timing_int = 0;
timing_int_rm = 37;
timing_int_v86 = 59;
timing_int_pm = 99;
timing_int_pm_outer = 119;
timing_iret_rm = 22;
timing_iret_v86 = 60;
timing_iret_pm = 38;
timing_iret_pm_outer = 82;
timing_call_rm = 17;
timing_call_pm = 34;
timing_call_pm_gate = 52;
timing_call_pm_gate_inner = 86;
timing_retf_rm = 18;
timing_retf_pm = 32;
timing_retf_pm_outer = 68;
timing_jmp_rm = 12;
timing_jmp_pm = 27;
timing_jmp_pm_gate = 45;
break;
case CPU_386DX:
@ -538,6 +581,25 @@ void cpu_set()
timing_mml = 6; /*memory dest - memory src*/
timing_bt = 7-3; /*branch taken*/
timing_bnt = 3; /*branch not taken*/
timing_int = 0;
timing_int_rm = 37;
timing_int_v86 = 59;
timing_int_pm = 99;
timing_int_pm_outer = 119;
timing_iret_rm = 22;
timing_iret_v86 = 60;
timing_iret_pm = 38;
timing_iret_pm_outer = 82;
timing_call_rm = 17;
timing_call_pm = 34;
timing_call_pm_gate = 52;
timing_call_pm_gate_inner = 86;
timing_retf_rm = 18;
timing_retf_pm = 32;
timing_retf_pm_outer = 68;
timing_jmp_rm = 12;
timing_jmp_pm = 27;
timing_jmp_pm_gate = 45;
break;
case CPU_486SLC:
@ -550,6 +612,26 @@ void cpu_set()
timing_mml = 7;
timing_bt = 6-1; /*branch taken*/
timing_bnt = 1; /*branch not taken*/
/*unknown*/
timing_int = 4;
timing_int_rm = 14;
timing_int_v86 = 82;
timing_int_pm = 49;
timing_int_pm_outer = 77;
timing_iret_rm = 14;
timing_iret_v86 = 66;
timing_iret_pm = 31;
timing_iret_pm_outer = 66;
timing_call_rm = 12;
timing_call_pm = 30;
timing_call_pm_gate = 41;
timing_call_pm_gate_inner = 83;
timing_retf_rm = 13;
timing_retf_pm = 26;
timing_retf_pm_outer = 61;
timing_jmp_rm = 9;
timing_jmp_pm = 26;
timing_jmp_pm_gate = 37;
break;
case CPU_486DLC:
@ -562,6 +644,26 @@ void cpu_set()
timing_mml = 3;
timing_bt = 6-1; /*branch taken*/
timing_bnt = 1; /*branch not taken*/
/*unknown*/
timing_int = 4;
timing_int_rm = 14;
timing_int_v86 = 82;
timing_int_pm = 49;
timing_int_pm_outer = 77;
timing_iret_rm = 14;
timing_iret_v86 = 66;
timing_iret_pm = 31;
timing_iret_pm_outer = 66;
timing_call_rm = 12;
timing_call_pm = 30;
timing_call_pm_gate = 41;
timing_call_pm_gate_inner = 83;
timing_retf_rm = 13;
timing_retf_pm = 26;
timing_retf_pm_outer = 61;
timing_jmp_rm = 9;
timing_jmp_pm = 26;
timing_jmp_pm_gate = 37;
break;
case CPU_i486SX:
@ -575,6 +677,25 @@ void cpu_set()
timing_mml = 3;
timing_bt = 3-1; /*branch taken*/
timing_bnt = 1; /*branch not taken*/
timing_int = 4;
timing_int_rm = 26;
timing_int_v86 = 82;
timing_int_pm = 44;
timing_int_pm_outer = 71;
timing_iret_rm = 15;
timing_iret_v86 = 36; /*unknown*/
timing_iret_pm = 20;
timing_iret_pm_outer = 36;
timing_call_rm = 18;
timing_call_pm = 20;
timing_call_pm_gate = 35;
timing_call_pm_gate_inner = 69;
timing_retf_rm = 13;
timing_retf_pm = 17;
timing_retf_pm_outer = 35;
timing_jmp_rm = 17;
timing_jmp_pm = 19;
timing_jmp_pm_gate = 32;
break;
case CPU_Am486SX:
@ -589,6 +710,25 @@ void cpu_set()
timing_mml = 3;
timing_bt = 3-1; /*branch taken*/
timing_bnt = 1; /*branch not taken*/
timing_int = 4;
timing_int_rm = 26;
timing_int_v86 = 82;
timing_int_pm = 44;
timing_int_pm_outer = 71;
timing_iret_rm = 15;
timing_iret_v86 = 36; /*unknown*/
timing_iret_pm = 20;
timing_iret_pm_outer = 36;
timing_call_rm = 18;
timing_call_pm = 20;
timing_call_pm_gate = 35;
timing_call_pm_gate_inner = 69;
timing_retf_rm = 13;
timing_retf_pm = 17;
timing_retf_pm_outer = 35;
timing_jmp_rm = 17;
timing_jmp_pm = 19;
timing_jmp_pm_gate = 32;
break;
case CPU_Cx486S:
@ -602,6 +742,25 @@ void cpu_set()
timing_mml = 3;
timing_bt = 4-1; /*branch taken*/
timing_bnt = 1; /*branch not taken*/
timing_int = 4;
timing_int_rm = 14;
timing_int_v86 = 82;
timing_int_pm = 49;
timing_int_pm_outer = 77;
timing_iret_rm = 14;
timing_iret_v86 = 66; /*unknown*/
timing_iret_pm = 31;
timing_iret_pm_outer = 66;
timing_call_rm = 12;
timing_call_pm = 30;
timing_call_pm_gate = 41;
timing_call_pm_gate_inner = 83;
timing_retf_rm = 13;
timing_retf_pm = 26;
timing_retf_pm_outer = 61;
timing_jmp_rm = 9;
timing_jmp_pm = 26;
timing_jmp_pm_gate = 37;
break;
case CPU_Cx5x86:
@ -614,6 +773,25 @@ void cpu_set()
timing_mml = 2;
timing_bt = 5-1; /*branch taken*/
timing_bnt = 1; /*branch not taken*/
timing_int = 0;
timing_int_rm = 9;
timing_int_v86 = 82; /*unknown*/
timing_int_pm = 21;
timing_int_pm_outer = 32;
timing_iret_rm = 7;
timing_iret_v86 = 26; /*unknown*/
timing_iret_pm = 10;
timing_iret_pm_outer = 26;
timing_call_rm = 4;
timing_call_pm = 15;
timing_call_pm_gate = 26;
timing_call_pm_gate_inner = 35;
timing_retf_rm = 4;
timing_retf_pm = 7;
timing_retf_pm_outer = 23;
timing_jmp_rm = 5;
timing_jmp_pm = 7;
timing_jmp_pm_gate = 17;
break;
case CPU_WINCHIP:
@ -632,6 +810,25 @@ void cpu_set()
cpu_hasMMX = cpu_hasMSR = 1;
cpu_hasCR4 = 1;
cpu_CR4_mask = CR4_TSD | CR4_DE | CR4_MCE | CR4_PCE;
/*unknown*/
timing_int_rm = 26;
timing_int_v86 = 82;
timing_int_pm = 44;
timing_int_pm_outer = 71;
timing_iret_rm = 7;
timing_iret_v86 = 26;
timing_iret_pm = 10;
timing_iret_pm_outer = 26;
timing_call_rm = 4;
timing_call_pm = 15;
timing_call_pm_gate = 26;
timing_call_pm_gate_inner = 35;
timing_retf_rm = 4;
timing_retf_pm = 7;
timing_retf_pm_outer = 23;
timing_jmp_rm = 5;
timing_jmp_pm = 7;
timing_jmp_pm_gate = 17;
break;
case CPU_PENTIUM:
@ -645,6 +842,25 @@ void cpu_set()
timing_mml = 3;
timing_bt = 0; /*branch taken*/
timing_bnt = 2; /*branch not taken*/
timing_int = 6;
timing_int_rm = 11;
timing_int_v86 = 54;
timing_int_pm = 25;
timing_int_pm_outer = 42;
timing_iret_rm = 7;
timing_iret_v86 = 27; /*unknown*/
timing_iret_pm = 10;
timing_iret_pm_outer = 27;
timing_call_rm = 4;
timing_call_pm = 4;
timing_call_pm_gate = 22;
timing_call_pm_gate_inner = 44;
timing_retf_rm = 4;
timing_retf_pm = 4;
timing_retf_pm_outer = 23;
timing_jmp_rm = 3;
timing_jmp_pm = 3;
timing_jmp_pm_gate = 18;
cpu_hasrdtsc = 1;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
cpu_hasMMX = 0;
@ -665,6 +881,25 @@ void cpu_set()
timing_mml = 3;
timing_bt = 0; /*branch taken*/
timing_bnt = 1; /*branch not taken*/
timing_int = 6;
timing_int_rm = 11;
timing_int_v86 = 54;
timing_int_pm = 25;
timing_int_pm_outer = 42;
timing_iret_rm = 7;
timing_iret_v86 = 27; /*unknown*/
timing_iret_pm = 10;
timing_iret_pm_outer = 27;
timing_call_rm = 4;
timing_call_pm = 4;
timing_call_pm_gate = 22;
timing_call_pm_gate_inner = 44;
timing_retf_rm = 4;
timing_retf_pm = 4;
timing_retf_pm_outer = 23;
timing_jmp_rm = 3;
timing_jmp_pm = 3;
timing_jmp_pm_gate = 18;
cpu_hasrdtsc = 1;
msr.fcr = (1 << 8) | (1 << 9) | (1 << 12) | (1 << 16) | (1 << 19) | (1 << 21);
cpu_hasMMX = 1;