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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>
This commit is contained in:
Richard Henderson
Blue Swirl
parent
7b74505331
commit
0be034bc2c
@ -96,6 +96,7 @@ libobj-y += cpu_init.o
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endif
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libobj-$(TARGET_SPARC) += int32_helper.o
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libobj-$(TARGET_SPARC64) += int64_helper.o
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libobj-$(TARGET_ALPHA) += int_helper.o
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libobj-y += disas.o
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libobj-$(CONFIG_TCI_DIS) += tci-dis.o
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257
target-alpha/int_helper.c
Normal file
257
target-alpha/int_helper.c
Normal file
@ -0,0 +1,257 @@
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/*
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* Helpers for integer and multimedia instructions.
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*
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* Copyright (c) 2007 Jocelyn Mayer
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "cpu.h"
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#include "helper.h"
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#include "host-utils.h"
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uint64_t helper_umulh(uint64_t op1, uint64_t op2)
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{
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uint64_t tl, th;
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mulu64(&tl, &th, op1, op2);
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return th;
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}
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uint64_t helper_ctpop(uint64_t arg)
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{
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return ctpop64(arg);
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}
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uint64_t helper_ctlz(uint64_t arg)
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{
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return clz64(arg);
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}
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uint64_t helper_cttz(uint64_t arg)
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{
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return ctz64(arg);
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}
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static inline uint64_t byte_zap(uint64_t op, uint8_t mskb)
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{
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uint64_t mask;
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mask = 0;
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mask |= ((mskb >> 0) & 1) * 0x00000000000000FFULL;
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mask |= ((mskb >> 1) & 1) * 0x000000000000FF00ULL;
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mask |= ((mskb >> 2) & 1) * 0x0000000000FF0000ULL;
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mask |= ((mskb >> 3) & 1) * 0x00000000FF000000ULL;
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mask |= ((mskb >> 4) & 1) * 0x000000FF00000000ULL;
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mask |= ((mskb >> 5) & 1) * 0x0000FF0000000000ULL;
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mask |= ((mskb >> 6) & 1) * 0x00FF000000000000ULL;
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mask |= ((mskb >> 7) & 1) * 0xFF00000000000000ULL;
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return op & ~mask;
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}
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uint64_t helper_zap(uint64_t val, uint64_t mask)
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{
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return byte_zap(val, mask);
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}
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uint64_t helper_zapnot(uint64_t val, uint64_t mask)
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{
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return byte_zap(val, ~mask);
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}
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uint64_t helper_cmpbge(uint64_t op1, uint64_t op2)
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{
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uint8_t opa, opb, res;
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int i;
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res = 0;
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for (i = 0; i < 8; i++) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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if (opa >= opb) {
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res |= 1 << i;
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}
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}
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return res;
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}
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uint64_t helper_minub8(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint8_t opa, opb, opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_minsb8(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int8_t opa, opb;
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uint8_t opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_minuw4(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint16_t opa, opb, opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_minsw4(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int16_t opa, opb;
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uint16_t opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_maxub8(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint8_t opa, opb, opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_maxsb8(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int8_t opa, opb;
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uint8_t opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_maxuw4(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint16_t opa, opb, opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_maxsw4(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int16_t opa, opb;
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uint16_t opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_perr(uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint8_t opa, opb, opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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if (opa >= opb) {
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opr = opa - opb;
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} else {
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opr = opb - opa;
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}
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res += opr;
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}
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return res;
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}
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uint64_t helper_pklb(uint64_t op1)
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{
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return (op1 & 0xff) | ((op1 >> 24) & 0xff00);
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}
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uint64_t helper_pkwb(uint64_t op1)
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{
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return ((op1 & 0xff)
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| ((op1 >> 8) & 0xff00)
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| ((op1 >> 16) & 0xff0000)
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| ((op1 >> 24) & 0xff000000));
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}
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uint64_t helper_unpkbl(uint64_t op1)
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{
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return (op1 & 0xff) | ((op1 & 0xff00) << 24);
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}
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uint64_t helper_unpkbw(uint64_t op1)
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{
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return ((op1 & 0xff)
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| ((op1 & 0xff00) << 8)
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| ((op1 & 0xff0000) << 16)
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| ((op1 & 0xff000000) << 24));
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}
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@ -154,239 +154,6 @@ uint64_t helper_mulqv (uint64_t op1, uint64_t op2)
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return tl;
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}
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uint64_t helper_umulh (uint64_t op1, uint64_t op2)
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{
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uint64_t tl, th;
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mulu64(&tl, &th, op1, op2);
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return th;
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}
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uint64_t helper_ctpop (uint64_t arg)
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{
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return ctpop64(arg);
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}
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uint64_t helper_ctlz (uint64_t arg)
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{
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return clz64(arg);
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}
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uint64_t helper_cttz (uint64_t arg)
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{
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return ctz64(arg);
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}
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static inline uint64_t byte_zap(uint64_t op, uint8_t mskb)
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{
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uint64_t mask;
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mask = 0;
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mask |= ((mskb >> 0) & 1) * 0x00000000000000FFULL;
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mask |= ((mskb >> 1) & 1) * 0x000000000000FF00ULL;
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mask |= ((mskb >> 2) & 1) * 0x0000000000FF0000ULL;
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mask |= ((mskb >> 3) & 1) * 0x00000000FF000000ULL;
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mask |= ((mskb >> 4) & 1) * 0x000000FF00000000ULL;
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mask |= ((mskb >> 5) & 1) * 0x0000FF0000000000ULL;
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mask |= ((mskb >> 6) & 1) * 0x00FF000000000000ULL;
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mask |= ((mskb >> 7) & 1) * 0xFF00000000000000ULL;
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return op & ~mask;
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}
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uint64_t helper_zap(uint64_t val, uint64_t mask)
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{
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return byte_zap(val, mask);
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}
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uint64_t helper_zapnot(uint64_t val, uint64_t mask)
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{
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return byte_zap(val, ~mask);
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}
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uint64_t helper_cmpbge (uint64_t op1, uint64_t op2)
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{
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uint8_t opa, opb, res;
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int i;
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res = 0;
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for (i = 0; i < 8; i++) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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if (opa >= opb)
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res |= 1 << i;
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}
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return res;
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}
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uint64_t helper_minub8 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint8_t opa, opb, opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_minsb8 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int8_t opa, opb;
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uint8_t opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_minuw4 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint16_t opa, opb, opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_minsw4 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int16_t opa, opb;
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uint16_t opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa < opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_maxub8 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint8_t opa, opb, opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_maxsb8 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int8_t opa, opb;
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uint8_t opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 8);
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}
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return res;
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}
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uint64_t helper_maxuw4 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint16_t opa, opb, opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_maxsw4 (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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int16_t opa, opb;
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uint16_t opr;
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int i;
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for (i = 0; i < 4; ++i) {
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opa = op1 >> (i * 16);
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opb = op2 >> (i * 16);
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opr = opa > opb ? opa : opb;
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res |= (uint64_t)opr << (i * 16);
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}
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return res;
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}
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uint64_t helper_perr (uint64_t op1, uint64_t op2)
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{
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uint64_t res = 0;
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uint8_t opa, opb, opr;
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int i;
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for (i = 0; i < 8; ++i) {
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opa = op1 >> (i * 8);
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opb = op2 >> (i * 8);
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if (opa >= opb)
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opr = opa - opb;
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else
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opr = opb - opa;
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res += opr;
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}
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return res;
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}
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uint64_t helper_pklb (uint64_t op1)
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{
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return (op1 & 0xff) | ((op1 >> 24) & 0xff00);
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}
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uint64_t helper_pkwb (uint64_t op1)
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{
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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)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user