Annotation of qemu/target-ppc/op_template.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  *  PowerPC emulation micro-operations for qemu.
                      3:  * 
                      4:  *  Copyright (c) 2003-2005 Jocelyn Mayer
                      5:  *
                      6:  * This library is free software; you can redistribute it and/or
                      7:  * modify it under the terms of the GNU Lesser General Public
                      8:  * License as published by the Free Software Foundation; either
                      9:  * version 2 of the License, or (at your option) any later version.
                     10:  *
                     11:  * This library is distributed in the hope that it will be useful,
                     12:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
                     13:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     14:  * Lesser General Public License for more details.
                     15:  *
                     16:  * You should have received a copy of the GNU Lesser General Public
                     17:  * License along with this library; if not, write to the Free Software
                     18:  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     19:  */
                     20: 
                     21: /* General purpose registers moves */
                     22: void OPPROTO glue(op_load_gpr_T0_gpr, REG)(void)
                     23: {
                     24:     T0 = regs->gpr[REG];
                     25:     RETURN();
                     26: }
                     27: 
                     28: void OPPROTO glue(op_load_gpr_T1_gpr, REG)(void)
                     29: {
                     30:     T1 = regs->gpr[REG];
                     31:     RETURN();
                     32: }
                     33: 
                     34: void OPPROTO glue(op_load_gpr_T2_gpr, REG)(void)
                     35: {
                     36:     T2 = regs->gpr[REG];
                     37:     RETURN();
                     38: }
                     39: 
                     40: void OPPROTO glue(op_store_T0_gpr_gpr, REG)(void)
                     41: {
                     42:     regs->gpr[REG] = T0;
                     43:     RETURN();
                     44: }
                     45: 
                     46: void OPPROTO glue(op_store_T1_gpr_gpr, REG)(void)
                     47: {
                     48:     regs->gpr[REG] = T1;
                     49:     RETURN();
                     50: }
                     51: 
                     52: void OPPROTO glue(op_store_T2_gpr_gpr, REG)(void)
                     53: {
                     54:     regs->gpr[REG] = T2;
                     55:     RETURN();
                     56: }
                     57: 
                     58: #if REG <= 7
                     59: /* Condition register moves */
                     60: void OPPROTO glue(op_load_crf_T0_crf, REG)(void)
                     61: {
                     62:     T0 = regs->crf[REG];
                     63:     RETURN();
                     64: }
                     65: 
                     66: void OPPROTO glue(op_load_crf_T1_crf, REG)(void)
                     67: {
                     68:     T1 = regs->crf[REG];
                     69:     RETURN();
                     70: }
                     71: 
                     72: void OPPROTO glue(op_store_T0_crf_crf, REG)(void)
                     73: {
                     74:     regs->crf[REG] = T0;
                     75:     RETURN();
                     76: }
                     77: 
                     78: void OPPROTO glue(op_store_T1_crf_crf, REG)(void)
                     79: {
                     80:     regs->crf[REG] = T1;
                     81:     RETURN();
                     82: }
                     83: 
                     84: /* Floating point condition and status register moves */
                     85: void OPPROTO glue(op_load_fpscr_T0_fpscr, REG)(void)
                     86: {
                     87:     T0 = regs->fpscr[REG];
                     88:     RETURN();
                     89: }
                     90: 
                     91: #if REG == 0
                     92: void OPPROTO glue(op_store_T0_fpscr_fpscr, REG)(void)
                     93: {
                     94:     regs->fpscr[REG] = (regs->fpscr[REG] & 0x9) | (T0 & ~0x9);
                     95:     RETURN();
                     96: }
                     97: 
                     98: void OPPROTO glue(op_store_T0_fpscri_fpscr, REG)(void)
                     99: {
                    100:     regs->fpscr[REG] = (regs->fpscr[REG] & ~0x9) | (PARAM(1) & 0x9);
                    101:     RETURN();
                    102: }
                    103: 
                    104: void OPPROTO glue(op_clear_fpscr_fpscr, REG)(void)
                    105: {
                    106:     regs->fpscr[REG] = (regs->fpscr[REG] & 0x9);
                    107:     RETURN();
                    108: }
                    109: #else
                    110: void OPPROTO glue(op_store_T0_fpscr_fpscr, REG)(void)
                    111: {
                    112:     regs->fpscr[REG] = T0;
                    113:     RETURN();
                    114: }
                    115: 
                    116: void OPPROTO glue(op_store_T0_fpscri_fpscr, REG)(void)
                    117: {
                    118:     regs->fpscr[REG] = PARAM(1);
                    119:     RETURN();
                    120: }
                    121: 
                    122: void OPPROTO glue(op_clear_fpscr_fpscr, REG)(void)
                    123: {
                    124:     regs->fpscr[REG] = 0x0;
                    125:     RETURN();
                    126: }
                    127: #endif
                    128: 
                    129: #endif /* REG <= 7 */
                    130: 
                    131: /* floating point registers moves */
                    132: void OPPROTO glue(op_load_fpr_FT0_fpr, REG)(void)
                    133: {
                    134:     FT0 = env->fpr[REG];
                    135:     RETURN();
                    136: }
                    137: 
                    138: void OPPROTO glue(op_store_FT0_fpr_fpr, REG)(void)
                    139: {
                    140:     env->fpr[REG] = FT0;
                    141:     RETURN();
                    142: }
                    143: 
                    144: void OPPROTO glue(op_load_fpr_FT1_fpr, REG)(void)
                    145: {
                    146:     FT1 = env->fpr[REG];
                    147:     RETURN();
                    148: }
                    149: 
                    150: void OPPROTO glue(op_store_FT1_fpr_fpr, REG)(void)
                    151: {
                    152:     env->fpr[REG] = FT1;
                    153:     RETURN();
                    154: }
                    155: 
                    156: void OPPROTO glue(op_load_fpr_FT2_fpr, REG)(void)
                    157: {
                    158:     FT2 = env->fpr[REG];
                    159:     RETURN();
                    160: }
                    161: 
                    162: void OPPROTO glue(op_store_FT2_fpr_fpr, REG)(void)
                    163: {
                    164:     env->fpr[REG] = FT2;
                    165:     RETURN();
                    166: }
                    167: 
                    168: #if REG <= 15
                    169: /* Segment register moves */
                    170: void OPPROTO glue(op_load_sr, REG)(void)
                    171: {
                    172:     T0 = env->sr[REG];
                    173:     RETURN();
                    174: }
                    175: 
                    176: void OPPROTO glue(op_store_sr, REG)(void)
                    177: {
                    178:     do_store_sr(env, REG, T0);
                    179:     RETURN();
                    180: }
                    181: #endif
                    182: 
                    183: #undef REG

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