10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 51772Sjl139090 * Common Development and Distribution License (the "License"). 61772Sjl139090 * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 210Sstevel@tonic-gate /* 228829SSree.Vemuri@Sun.COM * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 230Sstevel@tonic-gate * Use is subject to license terms. 240Sstevel@tonic-gate */ 250Sstevel@tonic-gate 260Sstevel@tonic-gate #ifndef _SYS_FPU_FPU_SIMULATOR_H 270Sstevel@tonic-gate #define _SYS_FPU_FPU_SIMULATOR_H 280Sstevel@tonic-gate 290Sstevel@tonic-gate /* SunOS-4.0 1.10 */ 300Sstevel@tonic-gate 310Sstevel@tonic-gate /* 320Sstevel@tonic-gate * sparc floating-point simulator definitions. 330Sstevel@tonic-gate */ 340Sstevel@tonic-gate 350Sstevel@tonic-gate #ifndef _ASM 360Sstevel@tonic-gate #include <sys/types.h> 370Sstevel@tonic-gate #include <sys/ieeefp.h> 380Sstevel@tonic-gate #include <vm/seg.h> 390Sstevel@tonic-gate #include <sys/kstat.h> 400Sstevel@tonic-gate #endif /* _ASM */ 410Sstevel@tonic-gate 420Sstevel@tonic-gate #ifdef __cplusplus 430Sstevel@tonic-gate extern "C" { 440Sstevel@tonic-gate #endif 450Sstevel@tonic-gate 460Sstevel@tonic-gate /* 470Sstevel@tonic-gate * Constants to decode/extract "fitos" instruction fields 480Sstevel@tonic-gate */ 490Sstevel@tonic-gate #define FITOS_INSTR_MASK 0xc1f83fe0 500Sstevel@tonic-gate #define FITOS_INSTR 0x81a01880 510Sstevel@tonic-gate #define FITOS_RS2_SHIFT 0 520Sstevel@tonic-gate #define FITOS_RD_SHIFT 25 530Sstevel@tonic-gate #define FITOS_REG_MASK 0x1f 540Sstevel@tonic-gate 550Sstevel@tonic-gate #ifndef _ASM 560Sstevel@tonic-gate /* PUBLIC TYPES */ 570Sstevel@tonic-gate 580Sstevel@tonic-gate enum fcc_type { /* relationships */ 590Sstevel@tonic-gate fcc_equal = 0, 600Sstevel@tonic-gate fcc_less = 1, 610Sstevel@tonic-gate fcc_greater = 2, 620Sstevel@tonic-gate fcc_unordered = 3 630Sstevel@tonic-gate }; 640Sstevel@tonic-gate 650Sstevel@tonic-gate enum cc_type { /* icc/fcc number */ 660Sstevel@tonic-gate fcc_0 = 0, 670Sstevel@tonic-gate fcc_1 = 1, 680Sstevel@tonic-gate fcc_2 = 2, 690Sstevel@tonic-gate fcc_3 = 3, 700Sstevel@tonic-gate icc = 4, 710Sstevel@tonic-gate xcc = 6 720Sstevel@tonic-gate }; 730Sstevel@tonic-gate 740Sstevel@tonic-gate /* FSR types. */ 750Sstevel@tonic-gate 760Sstevel@tonic-gate enum ftt_type { /* types of traps */ 770Sstevel@tonic-gate ftt_none = 0, 780Sstevel@tonic-gate ftt_ieee = 1, 790Sstevel@tonic-gate ftt_unfinished = 2, 800Sstevel@tonic-gate ftt_unimplemented = 3, 810Sstevel@tonic-gate ftt_sequence = 4, 820Sstevel@tonic-gate ftt_alignment = 5, /* defined by software convention only */ 830Sstevel@tonic-gate ftt_fault = 6, /* defined by software convention only */ 840Sstevel@tonic-gate ftt_7 = 7 850Sstevel@tonic-gate }; 860Sstevel@tonic-gate 870Sstevel@tonic-gate typedef struct { /* sparc V9 FSR. */ 880Sstevel@tonic-gate unsigned int : 26; 890Sstevel@tonic-gate unsigned int fcc3 : 2; /* fp condition code 3 */ 900Sstevel@tonic-gate unsigned int fcc2 : 2; /* fp condition code 2 */ 910Sstevel@tonic-gate unsigned int fcc1 : 2; /* fp condition code 1 */ 920Sstevel@tonic-gate /* enum fp_direction_type */ 930Sstevel@tonic-gate unsigned int rnd : 2; /* rounding direction */ 940Sstevel@tonic-gate unsigned int rnp : 2; /* for v7 compatibility only */ 950Sstevel@tonic-gate unsigned int tem : 5; /* trap enable mask */ 960Sstevel@tonic-gate unsigned int ns : 1; /* non-standard */ 970Sstevel@tonic-gate unsigned int : 5; 980Sstevel@tonic-gate /* enum ftt_type */ 990Sstevel@tonic-gate unsigned int ftt : 3; /* FPU trap type */ 1000Sstevel@tonic-gate unsigned int qne : 1; /* FPQ not empty */ 1010Sstevel@tonic-gate unsigned int pr : 1; /* partial result */ 1020Sstevel@tonic-gate /* enum fcc_type */ 1030Sstevel@tonic-gate unsigned int fcc : 2; /* fp condition code 0 */ 1040Sstevel@tonic-gate unsigned int aexc : 5; /* accumulated exceptions */ 1050Sstevel@tonic-gate unsigned int cexc : 5; /* current exception */ 1060Sstevel@tonic-gate } fsr_types; 1070Sstevel@tonic-gate 1080Sstevel@tonic-gate /* 1090Sstevel@tonic-gate * The C compiler and the C spec do not support bitfields in a long long, 1100Sstevel@tonic-gate * as per fsr_types above, so don't hold your breath waiting for this 1110Sstevel@tonic-gate * workaround cruft to disappear. 1120Sstevel@tonic-gate */ 1130Sstevel@tonic-gate 1140Sstevel@tonic-gate typedef union { 1150Sstevel@tonic-gate fsr_types fsr; 1160Sstevel@tonic-gate uint64_t ll; 1170Sstevel@tonic-gate } fsr_type; 1180Sstevel@tonic-gate 1190Sstevel@tonic-gate #define fcc3 fsr.fcc3 1200Sstevel@tonic-gate #define fcc2 fsr.fcc2 1210Sstevel@tonic-gate #define fcc1 fsr.fcc1 1220Sstevel@tonic-gate #define fcc0 fsr.fcc 1230Sstevel@tonic-gate #define rnd fsr.rnd 1240Sstevel@tonic-gate #define rnp fsr.rnp 1250Sstevel@tonic-gate #define tem fsr.tem 1260Sstevel@tonic-gate #define aexc fsr.aexc 1270Sstevel@tonic-gate #define cexc fsr.cexc 1280Sstevel@tonic-gate 1290Sstevel@tonic-gate typedef /* FPU register viewed as single components. */ 1300Sstevel@tonic-gate struct { 1310Sstevel@tonic-gate uint32_t sign : 1; 1320Sstevel@tonic-gate uint32_t exponent : 8; 1330Sstevel@tonic-gate uint32_t significand : 23; 1340Sstevel@tonic-gate } single_type; 1350Sstevel@tonic-gate 1360Sstevel@tonic-gate typedef /* FPU register viewed as double components. */ 1370Sstevel@tonic-gate struct { 1380Sstevel@tonic-gate uint32_t sign : 1; 1390Sstevel@tonic-gate uint32_t exponent : 11; 1400Sstevel@tonic-gate uint32_t significand : 20; 1410Sstevel@tonic-gate } double_type; 1420Sstevel@tonic-gate 1430Sstevel@tonic-gate typedef /* FPU register viewed as extended components. */ 1440Sstevel@tonic-gate struct { 1450Sstevel@tonic-gate uint32_t sign : 1; 1460Sstevel@tonic-gate uint32_t exponent : 15; 1470Sstevel@tonic-gate uint32_t significand : 16; 1480Sstevel@tonic-gate } extended_type; 1490Sstevel@tonic-gate 1500Sstevel@tonic-gate typedef /* FPU register with multiple data views. */ 1510Sstevel@tonic-gate union { 1520Sstevel@tonic-gate int32_t int32_reg; 1530Sstevel@tonic-gate int64_t int64_reg; 1540Sstevel@tonic-gate uint32_t uint32_reg; 1550Sstevel@tonic-gate uint64_t uint64_reg; 1560Sstevel@tonic-gate float float_reg; 1570Sstevel@tonic-gate single_type single_reg; 1580Sstevel@tonic-gate double_type double_reg; 1590Sstevel@tonic-gate extended_type extended_reg; 1600Sstevel@tonic-gate } freg_type; 1610Sstevel@tonic-gate 1620Sstevel@tonic-gate enum fp_op_type { /* Type specifiers in FPU instructions. */ 1630Sstevel@tonic-gate fp_op_int32 = 0, /* Not in hardware, but convenient to define. */ 1640Sstevel@tonic-gate fp_op_single = 1, 1650Sstevel@tonic-gate fp_op_double = 2, 1660Sstevel@tonic-gate fp_op_extended = 3, 1670Sstevel@tonic-gate fp_op_int64 = 4 1680Sstevel@tonic-gate }; 1690Sstevel@tonic-gate 1700Sstevel@tonic-gate enum fp_opcode { /* FPU op codes, minus precision and leading 0. */ 1710Sstevel@tonic-gate fmovs = 0x0, 1720Sstevel@tonic-gate fnegs = 0x1, 1730Sstevel@tonic-gate fabss = 0x2, 1740Sstevel@tonic-gate fp_op_3 = 3, fp_op_4 = 4, fp_op_5 = 5, fp_op_6 = 6, fp_op_7 = 7, 1750Sstevel@tonic-gate fp_op_8 = 0x8, 1760Sstevel@tonic-gate fp_op_9 = 0x9, 1770Sstevel@tonic-gate fsqrt = 0xa, 1780Sstevel@tonic-gate fp_op_b = 0xb, fp_op_c = 0xc, fp_op_d = 0xd, 1790Sstevel@tonic-gate fp_op_e = 0xe, fp_op_f = 0xf, 1800Sstevel@tonic-gate fadd = 0x10, 1810Sstevel@tonic-gate fsub = 0x11, 1820Sstevel@tonic-gate fmul = 0x12, 1830Sstevel@tonic-gate fdiv = 0x13, 1840Sstevel@tonic-gate fcmp = 0x14, 1850Sstevel@tonic-gate fcmpe = 0x15, 1860Sstevel@tonic-gate fp_op_16 = 0x16, fp_op_17 = 0x17, 1870Sstevel@tonic-gate fp_op_18 = 0x18, 1880Sstevel@tonic-gate fp_op_19 = 0x19, 1890Sstevel@tonic-gate fsmuld = 0x1a, 1900Sstevel@tonic-gate fdmulx = 0x1b, 1910Sstevel@tonic-gate ftoll = 0x20, 1920Sstevel@tonic-gate flltos = 0x21, 1930Sstevel@tonic-gate flltod = 0x22, 1940Sstevel@tonic-gate flltox = 0x23, 1950Sstevel@tonic-gate fp_op_24 = 0x24, fp_op_25 = 0x25, fp_op_26 = 0x26, fp_op_27 = 0x27, 1960Sstevel@tonic-gate fp_op_28 = 0x28, fp_op_29 = 0x29, fp_op_2a = 0x2a, fp_op_2b = 0x2b, 1970Sstevel@tonic-gate fp_op_2c = 0x2c, fp_op_2d = 0x2d, fp_op_2e = 0x2e, fp_op_2f = 0x2f, 1980Sstevel@tonic-gate fp_op_30 = 0x30, 1990Sstevel@tonic-gate fitos = 0x31, 2000Sstevel@tonic-gate fitod = 0x32, 2010Sstevel@tonic-gate fitox = 0x33, 2020Sstevel@tonic-gate ftoi = 0x34, 2030Sstevel@tonic-gate fp_op_35 = 0x35, fp_op_36 = 0x36, fp_op_37 = 0x37, 2040Sstevel@tonic-gate ft_op_38 = 0x38, 2050Sstevel@tonic-gate fp_op_39 = 0x39, fp_op_3a = 0x3a, fp_op_3b = 0x3b, 2060Sstevel@tonic-gate fp_op_3c = 0x3c, 207*10271SJason.Beloro@Sun.COM fp_op_3d = 0x3d, fp_op_3e = 0x3e, fp_op_3f = 0x3f 2080Sstevel@tonic-gate }; 2090Sstevel@tonic-gate 2100Sstevel@tonic-gate typedef /* FPU instruction. */ 2110Sstevel@tonic-gate struct { 2120Sstevel@tonic-gate uint32_t hibits : 2; /* Top two bits. */ 2130Sstevel@tonic-gate uint32_t rd : 5; /* Destination. */ 2140Sstevel@tonic-gate uint32_t op3 : 6; /* Main op code. */ 2150Sstevel@tonic-gate uint32_t rs1 : 5; /* First operand. */ 2160Sstevel@tonic-gate uint32_t ibit : 1; /* I format bit. */ 2170Sstevel@tonic-gate uint32_t /* enum fp_opcode */ opcode : 6; /* Floating-point op code. */ 2180Sstevel@tonic-gate uint32_t /* enum fp_op_type */ prec : 2; /* Precision. */ 2190Sstevel@tonic-gate uint32_t rs2 : 5; /* Second operand. */ 2200Sstevel@tonic-gate } fp_inst_type; 2210Sstevel@tonic-gate 222*10271SJason.Beloro@Sun.COM enum fp_op_fma_var { /* IMPDEP2B FMA-fused instr. variations */ 2231772Sjl139090 fmadd = 0, 2241772Sjl139090 fmsub = 1, 2251772Sjl139090 fnmsub = 2, 2261772Sjl139090 fnmadd = 3 2271772Sjl139090 }; 2281772Sjl139090 229*10271SJason.Beloro@Sun.COM typedef /* IMPDEP2B FPU FMA-fused instruction. */ 2301772Sjl139090 struct { 2311772Sjl139090 uint32_t hibits : 2; /* Top two bits. */ 2321772Sjl139090 uint32_t rd : 5; /* Destination. */ 2331772Sjl139090 uint32_t op3 : 6; /* Main op code. */ 2341772Sjl139090 uint32_t rs1 : 5; /* First operand. */ 2351772Sjl139090 uint32_t rs3 : 5; /* Third operand */ 2361772Sjl139090 uint32_t /* enum fp_op_fma_var */ var : 2; /* Instr. variation */ 2371772Sjl139090 uint32_t sz : 2; /* Size */ 2381772Sjl139090 uint32_t rs2 : 5; /* Second operand. */ 2391772Sjl139090 } fp_fma_inst_type; 2401772Sjl139090 2410Sstevel@tonic-gate typedef /* Integer condition code. */ 2420Sstevel@tonic-gate struct { 2430Sstevel@tonic-gate uint32_t : 28; /* the unused part */ 2440Sstevel@tonic-gate uint32_t n : 1; /* Negative bit. */ 2450Sstevel@tonic-gate uint32_t z : 1; /* Zero bit. */ 2460Sstevel@tonic-gate uint32_t v : 1; /* Overflow bit. */ 2470Sstevel@tonic-gate uint32_t c : 1; /* Carry bit. */ 2480Sstevel@tonic-gate } ccr_type; 2490Sstevel@tonic-gate 2500Sstevel@tonic-gate typedef /* FPU data used by simulator. */ 2510Sstevel@tonic-gate struct { 2520Sstevel@tonic-gate uint_t fp_fsrtem; 2530Sstevel@tonic-gate enum fp_direction_type fp_direction; 2540Sstevel@tonic-gate enum fp_precision_type fp_precision; 2550Sstevel@tonic-gate uint_t fp_current_exceptions; 2560Sstevel@tonic-gate kfpu_t *fp_current_pfregs; 2570Sstevel@tonic-gate void (*fp_current_read_freg) (); 2580Sstevel@tonic-gate void (*fp_current_write_freg) (); 2590Sstevel@tonic-gate void (*fp_current_read_dreg) (); 2600Sstevel@tonic-gate void (*fp_current_write_dreg) (); 2617Sdf157793 uint64_t (*fp_current_read_gsr) (kfpu_t *); 2627Sdf157793 void (*fp_current_write_gsr) (uint64_t, kfpu_t *); 2630Sstevel@tonic-gate int fp_trapcode; 2640Sstevel@tonic-gate char *fp_trapaddr; 2650Sstevel@tonic-gate struct regs *fp_traprp; 2660Sstevel@tonic-gate enum seg_rw fp_traprw; 2670Sstevel@tonic-gate } fp_simd_type; 2680Sstevel@tonic-gate 2690Sstevel@tonic-gate /* 2700Sstevel@tonic-gate * FPU related kstat structures 2710Sstevel@tonic-gate */ 2720Sstevel@tonic-gate struct fpustat_kstat { 2730Sstevel@tonic-gate struct kstat_named fpu_ieee_traps; 2740Sstevel@tonic-gate struct kstat_named fpu_unfinished_traps; 2750Sstevel@tonic-gate struct kstat_named fpu_unimplemented_traps; 2760Sstevel@tonic-gate }; 2770Sstevel@tonic-gate 2780Sstevel@tonic-gate struct fpuinfo_kstat { 2790Sstevel@tonic-gate struct kstat_named fpu_sim_fmovs; 2800Sstevel@tonic-gate struct kstat_named fpu_sim_fmovd; 2810Sstevel@tonic-gate struct kstat_named fpu_sim_fmovq; 2820Sstevel@tonic-gate struct kstat_named fpu_sim_fnegs; 2830Sstevel@tonic-gate struct kstat_named fpu_sim_fnegd; 2840Sstevel@tonic-gate struct kstat_named fpu_sim_fnegq; 2850Sstevel@tonic-gate struct kstat_named fpu_sim_fabss; 2860Sstevel@tonic-gate struct kstat_named fpu_sim_fabsd; 2870Sstevel@tonic-gate struct kstat_named fpu_sim_fabsq; 2880Sstevel@tonic-gate struct kstat_named fpu_sim_fsqrts; 2890Sstevel@tonic-gate struct kstat_named fpu_sim_fsqrtd; 2900Sstevel@tonic-gate struct kstat_named fpu_sim_fsqrtq; 2910Sstevel@tonic-gate struct kstat_named fpu_sim_fadds; 2920Sstevel@tonic-gate struct kstat_named fpu_sim_faddd; 2930Sstevel@tonic-gate struct kstat_named fpu_sim_faddq; 2940Sstevel@tonic-gate struct kstat_named fpu_sim_fsubs; 2950Sstevel@tonic-gate struct kstat_named fpu_sim_fsubd; 2960Sstevel@tonic-gate struct kstat_named fpu_sim_fsubq; 2970Sstevel@tonic-gate struct kstat_named fpu_sim_fmuls; 2980Sstevel@tonic-gate struct kstat_named fpu_sim_fmuld; 2990Sstevel@tonic-gate struct kstat_named fpu_sim_fmulq; 3000Sstevel@tonic-gate struct kstat_named fpu_sim_fdivs; 3010Sstevel@tonic-gate struct kstat_named fpu_sim_fdivd; 3020Sstevel@tonic-gate struct kstat_named fpu_sim_fdivq; 3030Sstevel@tonic-gate struct kstat_named fpu_sim_fcmps; 3040Sstevel@tonic-gate struct kstat_named fpu_sim_fcmpd; 3050Sstevel@tonic-gate struct kstat_named fpu_sim_fcmpq; 3060Sstevel@tonic-gate struct kstat_named fpu_sim_fcmpes; 3070Sstevel@tonic-gate struct kstat_named fpu_sim_fcmped; 3080Sstevel@tonic-gate struct kstat_named fpu_sim_fcmpeq; 3090Sstevel@tonic-gate struct kstat_named fpu_sim_fsmuld; 3100Sstevel@tonic-gate struct kstat_named fpu_sim_fdmulx; 3110Sstevel@tonic-gate struct kstat_named fpu_sim_fstox; 3120Sstevel@tonic-gate struct kstat_named fpu_sim_fdtox; 3130Sstevel@tonic-gate struct kstat_named fpu_sim_fqtox; 3140Sstevel@tonic-gate struct kstat_named fpu_sim_fxtos; 3150Sstevel@tonic-gate struct kstat_named fpu_sim_fxtod; 3160Sstevel@tonic-gate struct kstat_named fpu_sim_fxtoq; 3170Sstevel@tonic-gate struct kstat_named fpu_sim_fitos; 3180Sstevel@tonic-gate struct kstat_named fpu_sim_fitod; 3190Sstevel@tonic-gate struct kstat_named fpu_sim_fitoq; 3200Sstevel@tonic-gate struct kstat_named fpu_sim_fstoi; 3210Sstevel@tonic-gate struct kstat_named fpu_sim_fdtoi; 3220Sstevel@tonic-gate struct kstat_named fpu_sim_fqtoi; 3230Sstevel@tonic-gate struct kstat_named fpu_sim_fmovcc; 3240Sstevel@tonic-gate struct kstat_named fpu_sim_fmovr; 3251772Sjl139090 struct kstat_named fpu_sim_fmadds; 3261772Sjl139090 struct kstat_named fpu_sim_fmaddd; 3271772Sjl139090 struct kstat_named fpu_sim_fmsubs; 3281772Sjl139090 struct kstat_named fpu_sim_fmsubd; 3291772Sjl139090 struct kstat_named fpu_sim_fnmadds; 3301772Sjl139090 struct kstat_named fpu_sim_fnmaddd; 3311772Sjl139090 struct kstat_named fpu_sim_fnmsubs; 3321772Sjl139090 struct kstat_named fpu_sim_fnmsubd; 3331772Sjl139090 struct kstat_named fpu_sim_invalid; 3340Sstevel@tonic-gate }; 3350Sstevel@tonic-gate 3360Sstevel@tonic-gate struct visinfo_kstat { 3370Sstevel@tonic-gate struct kstat_named vis_edge8; 3380Sstevel@tonic-gate struct kstat_named vis_edge8n; 3390Sstevel@tonic-gate struct kstat_named vis_edge8l; 3400Sstevel@tonic-gate struct kstat_named vis_edge8ln; 3410Sstevel@tonic-gate struct kstat_named vis_edge16; 3420Sstevel@tonic-gate struct kstat_named vis_edge16n; 3430Sstevel@tonic-gate struct kstat_named vis_edge16l; 3440Sstevel@tonic-gate struct kstat_named vis_edge16ln; 3450Sstevel@tonic-gate struct kstat_named vis_edge32; 3460Sstevel@tonic-gate struct kstat_named vis_edge32n; 3470Sstevel@tonic-gate struct kstat_named vis_edge32l; 3480Sstevel@tonic-gate struct kstat_named vis_edge32ln; 3490Sstevel@tonic-gate struct kstat_named vis_array8; 3500Sstevel@tonic-gate struct kstat_named vis_array16; 3510Sstevel@tonic-gate struct kstat_named vis_array32; 3520Sstevel@tonic-gate struct kstat_named vis_bmask; 3530Sstevel@tonic-gate struct kstat_named vis_fcmple16; 3540Sstevel@tonic-gate struct kstat_named vis_fcmpne16; 3550Sstevel@tonic-gate struct kstat_named vis_fcmpgt16; 3560Sstevel@tonic-gate struct kstat_named vis_fcmpeq16; 3570Sstevel@tonic-gate struct kstat_named vis_fcmple32; 3580Sstevel@tonic-gate struct kstat_named vis_fcmpne32; 3590Sstevel@tonic-gate struct kstat_named vis_fcmpgt32; 3600Sstevel@tonic-gate struct kstat_named vis_fcmpeq32; 3610Sstevel@tonic-gate struct kstat_named vis_fmul8x16; 3620Sstevel@tonic-gate struct kstat_named vis_fmul8x16au; 3630Sstevel@tonic-gate struct kstat_named vis_fmul8x16al; 3640Sstevel@tonic-gate struct kstat_named vis_fmul8sux16; 3650Sstevel@tonic-gate struct kstat_named vis_fmul8ulx16; 3660Sstevel@tonic-gate struct kstat_named vis_fmuld8sux16; 3670Sstevel@tonic-gate struct kstat_named vis_fmuld8ulx16; 3680Sstevel@tonic-gate struct kstat_named vis_fpack16; 3690Sstevel@tonic-gate struct kstat_named vis_fpack32; 3700Sstevel@tonic-gate struct kstat_named vis_fpackfix; 3710Sstevel@tonic-gate struct kstat_named vis_fexpand; 3720Sstevel@tonic-gate struct kstat_named vis_fpmerge; 3730Sstevel@tonic-gate struct kstat_named vis_pdist; 3748829SSree.Vemuri@Sun.COM struct kstat_named vis_pdistn; 3750Sstevel@tonic-gate struct kstat_named vis_bshuffle; 3760Sstevel@tonic-gate }; 3770Sstevel@tonic-gate 3780Sstevel@tonic-gate #define VISINFO_KSTAT(opcode) { \ 3790Sstevel@tonic-gate extern void __dtrace_probe___visinfo_##opcode(uint64_t *); \ 3800Sstevel@tonic-gate uint64_t *stataddr = &visinfo.opcode.value.ui64; \ 3810Sstevel@tonic-gate __dtrace_probe___visinfo_##opcode(stataddr); \ 3820Sstevel@tonic-gate atomic_add_64(&visinfo.opcode.value.ui64, 1); \ 3830Sstevel@tonic-gate } 3840Sstevel@tonic-gate 3850Sstevel@tonic-gate 3860Sstevel@tonic-gate /* PUBLIC FUNCTIONS */ 3870Sstevel@tonic-gate 3880Sstevel@tonic-gate #ifdef __STDC__ 3890Sstevel@tonic-gate 3900Sstevel@tonic-gate /* 3910Sstevel@tonic-gate * fpu_vis_sim simulates FPU VIS Partial load store instructions; reads and 3920Sstevel@tonic-gate * writes FPU data registers directly or works with the PCB image if fpu_exists 3930Sstevel@tonic-gate * is 0. 3940Sstevel@tonic-gate */ 3950Sstevel@tonic-gate extern enum ftt_type fpu_vis_sim(fp_simd_type *pfpsd, fp_inst_type *pinst, 3960Sstevel@tonic-gate struct regs *pregs, fsr_type *pfsr, uint64_t gsr, uint32_t inst); 3970Sstevel@tonic-gate /* 3980Sstevel@tonic-gate * fpu_simulator simulates FPU instructions only; reads and writes FPU data 3990Sstevel@tonic-gate * registers directly. 4000Sstevel@tonic-gate */ 4010Sstevel@tonic-gate extern enum ftt_type fpu_simulator(fp_simd_type *pfpsd, fp_inst_type *pinst, 4020Sstevel@tonic-gate fsr_type *pfsr, uint64_t gsr, uint32_t inst); 4030Sstevel@tonic-gate /* 4040Sstevel@tonic-gate * fp_emulator simulates FPU and CPU-FPU instructions; reads and writes FPU 4050Sstevel@tonic-gate * data registers from image in pfpu. 4060Sstevel@tonic-gate */ 4070Sstevel@tonic-gate extern enum ftt_type fp_emulator(fp_simd_type *pfpsd, fp_inst_type *pinst, 4080Sstevel@tonic-gate struct regs *rp, void *prw, kfpu_t *pfpu); 4090Sstevel@tonic-gate /* 4100Sstevel@tonic-gate * fp_traps handles passing exception conditions to the kernel. 4110Sstevel@tonic-gate * It is called after fp_simulator or fp_emulator fail (return a non-zero ftt). 4120Sstevel@tonic-gate */ 4130Sstevel@tonic-gate extern void fp_traps(fp_simd_type *pfpsd, enum ftt_type ftt, struct regs *rp); 4140Sstevel@tonic-gate 4150Sstevel@tonic-gate /* 4160Sstevel@tonic-gate * fp_kstat_update tracks fpu exception conditions. 4170Sstevel@tonic-gate * It is called after a hardware trap returns a non-zero ftt. 4180Sstevel@tonic-gate */ 4190Sstevel@tonic-gate extern void fp_kstat_update(enum ftt_type ftt); 4200Sstevel@tonic-gate 4210Sstevel@tonic-gate /* 4220Sstevel@tonic-gate * fp_precise handles floating point unimplemented and unfinished traps, 4230Sstevel@tonic-gate * for sparc V9 hardware. These traps are normally passed along to the 4240Sstevel@tonic-gate * fpu_simulator, to see if it can run the unimplemented instruction or 4250Sstevel@tonic-gate * finish the unfinished instruction. Needless to say, this takes time. 4260Sstevel@tonic-gate */ 4270Sstevel@tonic-gate extern void fp_precise(struct regs *rp); 4280Sstevel@tonic-gate 4290Sstevel@tonic-gate /* 4300Sstevel@tonic-gate * fpu_trap handles V9 floating point ieee and other floating point traps. 4310Sstevel@tonic-gate * It is called after fp_simulator or fp_emulator fail (return a non-zero ftt), 4320Sstevel@tonic-gate * and from the _fp_ieee_exception trap handler. 4330Sstevel@tonic-gate */ 4340Sstevel@tonic-gate extern void fpu_trap(struct regs *rp, caddr_t addr, uint32_t type, 4350Sstevel@tonic-gate uint32_t code); 4360Sstevel@tonic-gate 4370Sstevel@tonic-gate #else /* ! __STDC__ */ 4380Sstevel@tonic-gate 4390Sstevel@tonic-gate /* 4400Sstevel@tonic-gate * fpu_simulator simulates FPU instructions only; reads and writes FPU data 4410Sstevel@tonic-gate * registers directly. 4420Sstevel@tonic-gate */ 4430Sstevel@tonic-gate extern enum ftt_type fpu_simulator( 4440Sstevel@tonic-gate fp_simd_type *pfpsd, /* Pointer to FPU simulator data */ 4450Sstevel@tonic-gate fp_inst_type *pinst, /* Pointer to FPU instruction to simulate. */ 4460Sstevel@tonic-gate fsr_type *pfsr, /* Pointer to image of FSR to read & write. */ 4470Sstevel@tonic-gate int instr); /* Instruction to emulate. */ 4480Sstevel@tonic-gate 4490Sstevel@tonic-gate /* 4500Sstevel@tonic-gate * fp_emulator simulates FPU and CPU-FPU instructions; reads and writes FPU 4510Sstevel@tonic-gate * data registers from image in pfpu. 4520Sstevel@tonic-gate */ 4530Sstevel@tonic-gate extern enum ftt_type fp_emulator( 4540Sstevel@tonic-gate fp_simd_type *pfpsd, /* Pointer to FPU simulator data */ 4550Sstevel@tonic-gate fp_inst_type *pinst, /* Pointer to FPU instruction to simulate. */ 4560Sstevel@tonic-gate struct regs *pregs, /* Pointer to PCB image of registers. */ 4570Sstevel@tonic-gate struct rwindow *pwindow, /* Pointer to locals and ins. */ 4580Sstevel@tonic-gate struct fpu *pfpu); /* Pointer to FPU register block. */ 4590Sstevel@tonic-gate 4600Sstevel@tonic-gate /* 4610Sstevel@tonic-gate * fp_traps handles passing exception conditions to the kernel. 4620Sstevel@tonic-gate * It is called after fp_simulator or fp_emulator fail (return a non-zero ftt). 4630Sstevel@tonic-gate */ 4640Sstevel@tonic-gate extern void fp_traps( 4650Sstevel@tonic-gate fp_simd_type *pfpsd, /* Pointer to FPU simulator data */ 4660Sstevel@tonic-gate enum ftt_type ftt, /* Type of trap. */ 4670Sstevel@tonic-gate struct regs *rp); /* Pointer to PCB image of registers. */ 4680Sstevel@tonic-gate 4690Sstevel@tonic-gate /* 4700Sstevel@tonic-gate * fp_kstat_update tracks fpu exception conditions. 4710Sstevel@tonic-gate * It is called after a hardware trap returns a non-zero ftt. 4720Sstevel@tonic-gate */ 4730Sstevel@tonic-gate extern void fp_kstat_update(enum ftt_type ftt); /* Type of trap. */ 4740Sstevel@tonic-gate 4750Sstevel@tonic-gate /* 4760Sstevel@tonic-gate * fp_precise handles floating point unimplemented and unfinished traps, 4770Sstevel@tonic-gate * for sparc V9 hardware. These traps are normally passed along to the 4780Sstevel@tonic-gate * fpu_simulator, to see if it can run the unimplemented instruction or 4790Sstevel@tonic-gate * finish the unfinished instruction. Needless to say, this takes time. 4800Sstevel@tonic-gate */ 4810Sstevel@tonic-gate extern void fp_precise( 4820Sstevel@tonic-gate struct regs *rp); /* Pointer to PCB image of registers. */ 4830Sstevel@tonic-gate 4840Sstevel@tonic-gate /* 4850Sstevel@tonic-gate * fpu_trap handles V9 floating point ieee and other floating point traps. 4860Sstevel@tonic-gate * It is called after fp_simulator or fp_emulator fail (return a non-zero ftt), 4870Sstevel@tonic-gate * and from the _fp_ieee_exception trap handler. 4880Sstevel@tonic-gate */ 4890Sstevel@tonic-gate extern void fpu_trap( 4900Sstevel@tonic-gate struct regs *rp, /* Pointer to PCB image of registers. */ 4910Sstevel@tonic-gate caddr_t addr, /* Address of trapping instruction. */ 4920Sstevel@tonic-gate uint32_t type, /* Type of trapping exception. */ 4930Sstevel@tonic-gate uint32_t code); /* Trap code -> si_code. */ 4940Sstevel@tonic-gate 4950Sstevel@tonic-gate #endif /* __STDC__ */ 4960Sstevel@tonic-gate #endif /* _ASM */ 4970Sstevel@tonic-gate 4980Sstevel@tonic-gate #ifdef __cplusplus 4990Sstevel@tonic-gate } 5000Sstevel@tonic-gate #endif 5010Sstevel@tonic-gate 5020Sstevel@tonic-gate #endif /* _SYS_FPU_FPU_SIMULATOR_H */ 503