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