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-rw-r--r--qemu/target-alpha/int_helper.c279
1 files changed, 0 insertions, 279 deletions
diff --git a/qemu/target-alpha/int_helper.c b/qemu/target-alpha/int_helper.c
deleted file mode 100644
index 777e48d08..000000000
--- a/qemu/target-alpha/int_helper.c
+++ /dev/null
@@ -1,279 +0,0 @@
-/*
- * 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 "qemu/osdep.h"
-#include "cpu.h"
-#include "exec/helper-proto.h"
-#include "qemu/host-utils.h"
-
-
-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);
-}
-
-uint64_t helper_zapnot(uint64_t val, uint64_t mskb)
-{
- uint64_t mask;
-
- mask = -(mskb & 0x01) & 0x00000000000000ffull;
- mask |= -(mskb & 0x02) & 0x000000000000ff00ull;
- mask |= -(mskb & 0x04) & 0x0000000000ff0000ull;
- mask |= -(mskb & 0x08) & 0x00000000ff000000ull;
- mask |= -(mskb & 0x10) & 0x000000ff00000000ull;
- mask |= -(mskb & 0x20) & 0x0000ff0000000000ull;
- mask |= -(mskb & 0x40) & 0x00ff000000000000ull;
- mask |= -(mskb & 0x80) & 0xff00000000000000ull;
-
- return val & mask;
-}
-
-uint64_t helper_zap(uint64_t val, uint64_t mask)
-{
- return helper_zapnot(val, ~mask);
-}
-
-uint64_t helper_cmpbe0(uint64_t a)
-{
- uint64_t m = 0x7f7f7f7f7f7f7f7fULL;
- uint64_t c = ~(((a & m) + m) | a | m);
- /* a.......b.......c.......d.......e.......f.......g.......h....... */
- c |= c << 7;
- /* ab......bc......cd......de......ef......fg......gh......h....... */
- c |= c << 14;
- /* abcd....bcde....cdef....defg....efgh....fgh.....gh......h....... */
- c |= c << 28;
- /* abcdefghbcdefgh.cdefgh..defgh...efgh....fgh.....gh......h....... */
- return c >> 56;
-}
-
-uint64_t helper_cmpbge(uint64_t a, uint64_t b)
-{
- uint64_t mask = 0x00ff00ff00ff00ffULL;
- uint64_t test = 0x0100010001000100ULL;
- uint64_t al, ah, bl, bh, cl, ch;
-
- /* Separate the bytes to avoid false positives. */
- al = a & mask;
- bl = b & mask;
- ah = (a >> 8) & mask;
- bh = (b >> 8) & mask;
-
- /* "Compare". If a byte in B is greater than a byte in A,
- it will clear the test bit. */
- cl = ((al | test) - bl) & test;
- ch = ((ah | test) - bh) & test;
-
- /* Fold all of the test bits into a contiguous set. */
- /* ch=.......a...............c...............e...............g........ */
- /* cl=.......b...............d...............f...............h........ */
- cl += ch << 1;
- /* cl=......ab..............cd..............ef..............gh........ */
- cl |= cl << 14;
- /* cl=......abcd............cdef............efgh............gh........ */
- cl |= cl << 28;
- /* cl=......abcdefgh........cdefgh..........efgh............gh........ */
- return cl >> 50;
-}
-
-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));
-}
-
-void helper_check_overflow(CPUAlphaState *env, uint64_t op1, uint64_t op2)
-{
- if (unlikely(op1 != op2)) {
- arith_excp(env, GETPC(), EXC_M_IOV, 0);
- }
-}