diff options
Diffstat (limited to 'target-i386/opreg_template.h')
-rw-r--r-- | target-i386/opreg_template.h | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/target-i386/opreg_template.h b/target-i386/opreg_template.h new file mode 100644 index 0000000000..f35a1bbc95 --- /dev/null +++ b/target-i386/opreg_template.h @@ -0,0 +1,134 @@ +/* + * i386 micro operations (templates for various register related + * operations) + * + * Copyright (c) 2003 Fabrice Bellard + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +void OPPROTO glue(op_movl_A0,REGNAME)(void) +{ + A0 = REG; +} + +void OPPROTO glue(op_addl_A0,REGNAME)(void) +{ + A0 += REG; +} + +void OPPROTO glue(glue(op_addl_A0,REGNAME),_s1)(void) +{ + A0 += REG << 1; +} + +void OPPROTO glue(glue(op_addl_A0,REGNAME),_s2)(void) +{ + A0 += REG << 2; +} + +void OPPROTO glue(glue(op_addl_A0,REGNAME),_s3)(void) +{ + A0 += REG << 3; +} + +void OPPROTO glue(op_movl_T0,REGNAME)(void) +{ + T0 = REG; +} + +void OPPROTO glue(op_movl_T1,REGNAME)(void) +{ + T1 = REG; +} + +void OPPROTO glue(op_movh_T0,REGNAME)(void) +{ + T0 = REG >> 8; +} + +void OPPROTO glue(op_movh_T1,REGNAME)(void) +{ + T1 = REG >> 8; +} + +void OPPROTO glue(glue(op_movl,REGNAME),_T0)(void) +{ + REG = T0; +} + +void OPPROTO glue(glue(op_movl,REGNAME),_T1)(void) +{ + REG = T1; +} + +void OPPROTO glue(glue(op_movl,REGNAME),_A0)(void) +{ + REG = A0; +} + +/* mov T1 to REG if T0 is true */ +void OPPROTO glue(glue(op_cmovw,REGNAME),_T1_T0)(void) +{ + if (T0) + REG = (REG & 0xffff0000) | (T1 & 0xffff); +} + +void OPPROTO glue(glue(op_cmovl,REGNAME),_T1_T0)(void) +{ + if (T0) + REG = T1; +} + +/* NOTE: T0 high order bits are ignored */ +void OPPROTO glue(glue(op_movw,REGNAME),_T0)(void) +{ + REG = (REG & 0xffff0000) | (T0 & 0xffff); +} + +/* NOTE: T0 high order bits are ignored */ +void OPPROTO glue(glue(op_movw,REGNAME),_T1)(void) +{ + REG = (REG & 0xffff0000) | (T1 & 0xffff); +} + +/* NOTE: A0 high order bits are ignored */ +void OPPROTO glue(glue(op_movw,REGNAME),_A0)(void) +{ + REG = (REG & 0xffff0000) | (A0 & 0xffff); +} + +/* NOTE: T0 high order bits are ignored */ +void OPPROTO glue(glue(op_movb,REGNAME),_T0)(void) +{ + REG = (REG & 0xffffff00) | (T0 & 0xff); +} + +/* NOTE: T0 high order bits are ignored */ +void OPPROTO glue(glue(op_movh,REGNAME),_T0)(void) +{ + REG = (REG & 0xffff00ff) | ((T0 & 0xff) << 8); +} + +/* NOTE: T1 high order bits are ignored */ +void OPPROTO glue(glue(op_movb,REGNAME),_T1)(void) +{ + REG = (REG & 0xffffff00) | (T1 & 0xff); +} + +/* NOTE: T1 high order bits are ignored */ +void OPPROTO glue(glue(op_movh,REGNAME),_T1)(void) +{ + REG = (REG & 0xffff00ff) | ((T1 & 0xff) << 8); +} |