diff options
author | Richard Henderson <rth@twiddle.net> | 2012-03-24 09:51:07 -0700 |
---|---|---|
committer | Blue Swirl <blauwirbel@gmail.com> | 2012-03-24 17:07:26 +0000 |
commit | 0be034bc2cc0e06584ee368759c47e5efa1439e7 (patch) | |
tree | c01fb529ba0a1d337722442428bcfbd171cdb74e | |
parent | 7b74505331fdd701557b01dd09ae9a62f31ea994 (diff) |
target-alpha: Move integer helpers to int_helper.c.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
-rw-r--r-- | Makefile.target | 1 | ||||
-rw-r--r-- | target-alpha/int_helper.c | 257 | ||||
-rw-r--r-- | target-alpha/op_helper.c | 233 |
3 files changed, 258 insertions, 233 deletions
diff --git a/Makefile.target b/Makefile.target index 63cf769dc9..ddeb7e0e48 100644 --- a/Makefile.target +++ b/Makefile.target @@ -96,6 +96,7 @@ libobj-y += cpu_init.o endif libobj-$(TARGET_SPARC) += int32_helper.o libobj-$(TARGET_SPARC64) += int64_helper.o +libobj-$(TARGET_ALPHA) += int_helper.o libobj-y += disas.o libobj-$(CONFIG_TCI_DIS) += tci-dis.o diff --git a/target-alpha/int_helper.c b/target-alpha/int_helper.c new file mode 100644 index 0000000000..79c0cfe54c --- /dev/null +++ b/target-alpha/int_helper.c @@ -0,0 +1,257 @@ +/* + * Helpers for integer and multimedia instructions. + * + * Copyright (c) 2007 Jocelyn Mayer + * + * 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, see <http://www.gnu.org/licenses/>. + */ + +#include "cpu.h" +#include "helper.h" +#include "host-utils.h" + + +uint64_t helper_umulh(uint64_t op1, uint64_t op2) +{ + uint64_t tl, th; + mulu64(&tl, &th, op1, op2); + return th; +} + +uint64_t helper_ctpop(uint64_t arg) +{ + return ctpop64(arg); +} + +uint64_t helper_ctlz(uint64_t arg) +{ + return clz64(arg); +} + +uint64_t helper_cttz(uint64_t arg) +{ + return ctz64(arg); +} + +static inline uint64_t byte_zap(uint64_t op, uint8_t mskb) +{ + uint64_t mask; + + mask = 0; + mask |= ((mskb >> 0) & 1) * 0x00000000000000FFULL; + mask |= ((mskb >> 1) & 1) * 0x000000000000FF00ULL; + mask |= ((mskb >> 2) & 1) * 0x0000000000FF0000ULL; + mask |= ((mskb >> 3) & 1) * 0x00000000FF000000ULL; + mask |= ((mskb >> 4) & 1) * 0x000000FF00000000ULL; + mask |= ((mskb >> 5) & 1) * 0x0000FF0000000000ULL; + mask |= ((mskb >> 6) & 1) * 0x00FF000000000000ULL; + mask |= ((mskb >> 7) & 1) * 0xFF00000000000000ULL; + + return op & ~mask; +} + +uint64_t helper_zap(uint64_t val, uint64_t mask) +{ + return byte_zap(val, mask); +} + +uint64_t helper_zapnot(uint64_t val, uint64_t mask) +{ + return byte_zap(val, ~mask); +} + +uint64_t helper_cmpbge(uint64_t op1, uint64_t op2) +{ + uint8_t opa, opb, res; + int i; + + res = 0; + for (i = 0; i < 8; i++) { + opa = op1 >> (i * 8); + opb = op2 >> (i * 8); + if (opa >= opb) { + res |= 1 << i; + } + } + return res; +} + +uint64_t helper_minub8(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + uint8_t opa, opb, opr; + int i; + + for (i = 0; i < 8; ++i) { + opa = op1 >> (i * 8); + opb = op2 >> (i * 8); + opr = opa < opb ? opa : opb; + res |= (uint64_t)opr << (i * 8); + } + return res; +} + +uint64_t helper_minsb8(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + int8_t opa, opb; + uint8_t opr; + int i; + + for (i = 0; i < 8; ++i) { + opa = op1 >> (i * 8); + opb = op2 >> (i * 8); + opr = opa < opb ? opa : opb; + res |= (uint64_t)opr << (i * 8); + } + return res; +} + +uint64_t helper_minuw4(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + uint16_t opa, opb, opr; + int i; + + for (i = 0; i < 4; ++i) { + opa = op1 >> (i * 16); + opb = op2 >> (i * 16); + opr = opa < opb ? opa : opb; + res |= (uint64_t)opr << (i * 16); + } + return res; +} + +uint64_t helper_minsw4(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + int16_t opa, opb; + uint16_t opr; + int i; + + for (i = 0; i < 4; ++i) { + opa = op1 >> (i * 16); + opb = op2 >> (i * 16); + opr = opa < opb ? opa : opb; + res |= (uint64_t)opr << (i * 16); + } + return res; +} + +uint64_t helper_maxub8(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + uint8_t opa, opb, opr; + int i; + + for (i = 0; i < 8; ++i) { + opa = op1 >> (i * 8); + opb = op2 >> (i * 8); + opr = opa > opb ? opa : opb; + res |= (uint64_t)opr << (i * 8); + } + return res; +} + +uint64_t helper_maxsb8(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + int8_t opa, opb; + uint8_t opr; + int i; + + for (i = 0; i < 8; ++i) { + opa = op1 >> (i * 8); + opb = op2 >> (i * 8); + opr = opa > opb ? opa : opb; + res |= (uint64_t)opr << (i * 8); + } + return res; +} + +uint64_t helper_maxuw4(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + uint16_t opa, opb, opr; + int i; + + for (i = 0; i < 4; ++i) { + opa = op1 >> (i * 16); + opb = op2 >> (i * 16); + opr = opa > opb ? opa : opb; + res |= (uint64_t)opr << (i * 16); + } + return res; +} + +uint64_t helper_maxsw4(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + int16_t opa, opb; + uint16_t opr; + int i; + + for (i = 0; i < 4; ++i) { + opa = op1 >> (i * 16); + opb = op2 >> (i * 16); + opr = opa > opb ? opa : opb; + res |= (uint64_t)opr << (i * 16); + } + return res; +} + +uint64_t helper_perr(uint64_t op1, uint64_t op2) +{ + uint64_t res = 0; + uint8_t opa, opb, opr; + int i; + + for (i = 0; i < 8; ++i) { + opa = op1 >> (i * 8); + opb = op2 >> (i * 8); + if (opa >= opb) { + opr = opa - opb; + } else { + opr = opb - opa; + } + res += opr; + } + return res; +} + +uint64_t helper_pklb(uint64_t op1) +{ + return (op1 & 0xff) | ((op1 >> 24) & 0xff00); +} + +uint64_t helper_pkwb(uint64_t op1) +{ + return ((op1 & 0xff) + | ((op1 >> 8) & 0xff00) + | ((op1 >> 16) & 0xff0000) + | ((op1 >> 24) & 0xff000000)); +} + +uint64_t helper_unpkbl(uint64_t op1) +{ + return (op1 & 0xff) | ((op1 & 0xff00) << 24); +} + +uint64_t helper_unpkbw(uint64_t op1) +{ + return ((op1 & 0xff) + | ((op1 & 0xff00) << 8) + | ((op1 & 0xff0000) << 16) + | ((op1 & 0xff000000) << 24)); +} diff --git a/target-alpha/op_helper.c b/target-alpha/op_helper.c index c77f009b79..eab7a82d37 100644 --- a/target-alpha/op_helper.c +++ b/target-alpha/op_helper.c @@ -154,239 +154,6 @@ uint64_t helper_mulqv (uint64_t op1, uint64_t op2) return tl; } -uint64_t helper_umulh (uint64_t op1, uint64_t op2) -{ - uint64_t tl, th; - - mulu64(&tl, &th, op1, op2); - return th; -} - -uint64_t helper_ctpop (uint64_t arg) -{ - return ctpop64(arg); -} - -uint64_t helper_ctlz (uint64_t arg) -{ - return clz64(arg); -} - -uint64_t helper_cttz (uint64_t arg) -{ - return ctz64(arg); -} - -static inline uint64_t byte_zap(uint64_t op, uint8_t mskb) -{ - uint64_t mask; - - mask = 0; - mask |= ((mskb >> 0) & 1) * 0x00000000000000FFULL; - mask |= ((mskb >> 1) & 1) * 0x000000000000FF00ULL; - mask |= ((mskb >> 2) & 1) * 0x0000000000FF0000ULL; - mask |= ((mskb >> 3) & 1) * 0x00000000FF000000ULL; - mask |= ((mskb >> 4) & 1) * 0x000000FF00000000ULL; - mask |= ((mskb >> 5) & 1) * 0x0000FF0000000000ULL; - mask |= ((mskb >> 6) & 1) * 0x00FF000000000000ULL; - mask |= ((mskb >> 7) & 1) * 0xFF00000000000000ULL; - - return op & ~mask; -} - -uint64_t helper_zap(uint64_t val, uint64_t mask) -{ - return byte_zap(val, mask); -} - -uint64_t helper_zapnot(uint64_t val, uint64_t mask) -{ - return byte_zap(val, ~mask); -} - -uint64_t helper_cmpbge (uint64_t op1, uint64_t op2) -{ - uint8_t opa, opb, res; - int i; - - res = 0; - for (i = 0; i < 8; i++) { - opa = op1 >> (i * 8); - opb = op2 >> (i * 8); - if (opa >= opb) - res |= 1 << i; - } - return res; -} - -uint64_t helper_minub8 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - uint8_t opa, opb, opr; - int i; - - for (i = 0; i < 8; ++i) { - opa = op1 >> (i * 8); - opb = op2 >> (i * 8); - opr = opa < opb ? opa : opb; - res |= (uint64_t)opr << (i * 8); - } - return res; -} - -uint64_t helper_minsb8 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - int8_t opa, opb; - uint8_t opr; - int i; - - for (i = 0; i < 8; ++i) { - opa = op1 >> (i * 8); - opb = op2 >> (i * 8); - opr = opa < opb ? opa : opb; - res |= (uint64_t)opr << (i * 8); - } - return res; -} - -uint64_t helper_minuw4 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - uint16_t opa, opb, opr; - int i; - - for (i = 0; i < 4; ++i) { - opa = op1 >> (i * 16); - opb = op2 >> (i * 16); - opr = opa < opb ? opa : opb; - res |= (uint64_t)opr << (i * 16); - } - return res; -} - -uint64_t helper_minsw4 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - int16_t opa, opb; - uint16_t opr; - int i; - - for (i = 0; i < 4; ++i) { - opa = op1 >> (i * 16); - opb = op2 >> (i * 16); - opr = opa < opb ? opa : opb; - res |= (uint64_t)opr << (i * 16); - } - return res; -} - -uint64_t helper_maxub8 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - uint8_t opa, opb, opr; - int i; - - for (i = 0; i < 8; ++i) { - opa = op1 >> (i * 8); - opb = op2 >> (i * 8); - opr = opa > opb ? opa : opb; - res |= (uint64_t)opr << (i * 8); - } - return res; -} - -uint64_t helper_maxsb8 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - int8_t opa, opb; - uint8_t opr; - int i; - - for (i = 0; i < 8; ++i) { - opa = op1 >> (i * 8); - opb = op2 >> (i * 8); - opr = opa > opb ? opa : opb; - res |= (uint64_t)opr << (i * 8); - } - return res; -} - -uint64_t helper_maxuw4 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - uint16_t opa, opb, opr; - int i; - - for (i = 0; i < 4; ++i) { - opa = op1 >> (i * 16); - opb = op2 >> (i * 16); - opr = opa > opb ? opa : opb; - res |= (uint64_t)opr << (i * 16); - } - return res; -} - -uint64_t helper_maxsw4 (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - int16_t opa, opb; - uint16_t opr; - int i; - - for (i = 0; i < 4; ++i) { - opa = op1 >> (i * 16); - opb = op2 >> (i * 16); - opr = opa > opb ? opa : opb; - res |= (uint64_t)opr << (i * 16); - } - return res; -} - -uint64_t helper_perr (uint64_t op1, uint64_t op2) -{ - uint64_t res = 0; - uint8_t opa, opb, opr; - int i; - - for (i = 0; i < 8; ++i) { - opa = op1 >> (i * 8); - opb = op2 >> (i * 8); - if (opa >= opb) - opr = opa - opb; - else - opr = opb - opa; - res += opr; - } - return res; -} - -uint64_t helper_pklb (uint64_t op1) -{ - return (op1 & 0xff) | ((op1 >> 24) & 0xff00); -} - -uint64_t helper_pkwb (uint64_t op1) -{ - return ((op1 & 0xff) - | ((op1 >> 8) & 0xff00) - | ((op1 >> 16) & 0xff0000) - | ((op1 >> 24) & 0xff000000)); -} - -uint64_t helper_unpkbl (uint64_t op1) -{ - return (op1 & 0xff) | ((op1 & 0xff00) << 24); -} - -uint64_t helper_unpkbw (uint64_t op1) -{ - return ((op1 & 0xff) - | ((op1 & 0xff00) << 8) - | ((op1 & 0xff0000) << 16) - | ((op1 & 0xff000000) << 24)); -} - /* Floating point helpers */ void helper_setroundmode (uint32_t val) |