project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
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|---|---|---|---|---|
FFmpeg | b7dc6f662868fbdad779c61c233b1d19d8b89d3c | 1 | static void initMMX2HScaler(int dstW, int xInc, uint8_t *funnyCode)
{
uint8_t *fragment;
int imm8OfPShufW1;
int imm8OfPShufW2;
int fragmentLength;
int xpos, i;
// create an optimized horizontal scaling routine
//code fragment
asm volatile(
"jmp 9f \n\t"
// Begin
"0: \n\t"
"movq (%%esi), %%mm0 \n\t" //FIXME Alignment
"movq %%mm0, %%mm1 \n\t"
"psrlq $8, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"addw %%bx, %%cx \n\t" //2*xalpha += (4*lumXInc)&0xFFFF
"pshufw $0xFF, %%mm1, %%mm1 \n\t"
"1: \n\t"
"adcl %%edx, %%esi \n\t" //xx+= (4*lumXInc)>>16 + carry
"pshufw $0xFF, %%mm0, %%mm0 \n\t"
"2: \n\t"
"psrlw $9, %%mm3 \n\t"
"psubw %%mm1, %%mm0 \n\t"
"pmullw %%mm3, %%mm0 \n\t"
"paddw %%mm6, %%mm2 \n\t" // 2*alpha += xpos&0xFFFF
"psllw $7, %%mm1 \n\t"
"paddw %%mm1, %%mm0 \n\t"
"movq %%mm0, (%%edi, %%eax) \n\t"
"addl $8, %%eax \n\t"
// End
"9: \n\t"
// "int $3\n\t"
"leal 0b, %0 \n\t"
"leal 1b, %1 \n\t"
"leal 2b, %2 \n\t"
"decl %1 \n\t"
"decl %2 \n\t"
"subl %0, %1 \n\t"
"subl %0, %2 \n\t"
"leal 9b, %3 \n\t"
"subl %0, %3 \n\t"
:"=r" (fragment), "=r" (imm8OfPShufW1), "=r" (imm8OfPShufW2),
"=r" (fragmentLength)
);
xpos= 0; //lumXInc/2 - 0x8000; // difference between pixel centers
for(i=0; i<dstW/8; i++)
{
int xx=xpos>>16;
if((i&3) == 0)
{
int a=0;
int b=((xpos+xInc)>>16) - xx;
int c=((xpos+xInc*2)>>16) - xx;
int d=((xpos+xInc*3)>>16) - xx;
memcpy(funnyCode + fragmentLength*i/4, fragment, fragmentLength);
funnyCode[fragmentLength*i/4 + imm8OfPShufW1]=
funnyCode[fragmentLength*i/4 + imm8OfPShufW2]=
a | (b<<2) | (c<<4) | (d<<6);
// if we dont need to read 8 bytes than dont :), reduces the chance of
// crossing a cache line
if(d<3) funnyCode[fragmentLength*i/4 + 1]= 0x6E;
funnyCode[fragmentLength*(i+4)/4]= RET;
}
xpos+=xInc;
}
}
| 9,838 |
qemu | ad5b88b1f198182642b6cbf3dacb4cade0c80fb9 | 1 | static void *acpi_add_rom_blob(AcpiBuildState *build_state, GArray *blob,
const char *name)
{
return rom_add_blob(name, blob->data, acpi_data_len(blob), -1, name,
acpi_build_update, build_state);
}
| 9,839 |
qemu | 8561c9244ddf1122dfe7ccac9b23f506062f1499 | 1 | static void reclaim_ramblock(RAMBlock *block)
{
if (block->flags & RAM_PREALLOC) {
;
} else if (xen_enabled()) {
xen_invalidate_map_cache_entry(block->host);
#ifndef _WIN32
} else if (block->fd >= 0) {
munmap(block->host, block->max_length);
close(block->fd);
#endif
} else {
qemu_anon_ram_free(block->host, block->max_length);
}
g_free(block);
}
| 9,840 |
FFmpeg | 3919a4572690894d0a7ad4170d699c52b4748194 | 1 | static int encode_picture_ls(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pict, int *got_packet)
{
const AVFrame *const p = pict;
const int near = avctx->prediction_method;
PutBitContext pb, pb2;
GetBitContext gb;
uint8_t *buf2, *zero, *cur, *last;
JLSState *state;
int i, size, ret;
int comps;
if (avctx->pix_fmt == AV_PIX_FMT_GRAY8 ||
avctx->pix_fmt == AV_PIX_FMT_GRAY16)
comps = 1;
else
comps = 3;
if ((ret = ff_alloc_packet(pkt, avctx->width * avctx->height * comps * 4 +
FF_MIN_BUFFER_SIZE)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
}
buf2 = av_malloc(pkt->size);
init_put_bits(&pb, pkt->data, pkt->size);
init_put_bits(&pb2, buf2, pkt->size);
/* write our own JPEG header, can't use mjpeg_picture_header */
put_marker(&pb, SOI);
put_marker(&pb, SOF48);
put_bits(&pb, 16, 8 + comps * 3); // header size depends on components
put_bits(&pb, 8, (avctx->pix_fmt == AV_PIX_FMT_GRAY16) ? 16 : 8); // bpp
put_bits(&pb, 16, avctx->height);
put_bits(&pb, 16, avctx->width);
put_bits(&pb, 8, comps); // components
for (i = 1; i <= comps; i++) {
put_bits(&pb, 8, i); // component ID
put_bits(&pb, 8, 0x11); // subsampling: none
put_bits(&pb, 8, 0); // Tiq, used by JPEG-LS ext
}
put_marker(&pb, SOS);
put_bits(&pb, 16, 6 + comps * 2);
put_bits(&pb, 8, comps);
for (i = 1; i <= comps; i++) {
put_bits(&pb, 8, i); // component ID
put_bits(&pb, 8, 0); // mapping index: none
}
put_bits(&pb, 8, near);
put_bits(&pb, 8, (comps > 1) ? 1 : 0); // interleaving: 0 - plane, 1 - line
put_bits(&pb, 8, 0); // point transform: none
state = av_mallocz(sizeof(JLSState));
/* initialize JPEG-LS state from JPEG parameters */
state->near = near;
state->bpp = (avctx->pix_fmt == AV_PIX_FMT_GRAY16) ? 16 : 8;
ff_jpegls_reset_coding_parameters(state, 0);
ff_jpegls_init_state(state);
ls_store_lse(state, &pb);
zero = av_mallocz(p->linesize[0]);
last = zero;
cur = p->data[0];
if (avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
int t = 0;
for (i = 0; i < avctx->height; i++) {
ls_encode_line(state, &pb2, last, cur, t, avctx->width, 1, 0, 8);
t = last[0];
last = cur;
cur += p->linesize[0];
}
} else if (avctx->pix_fmt == AV_PIX_FMT_GRAY16) {
int t = 0;
for (i = 0; i < avctx->height; i++) {
ls_encode_line(state, &pb2, last, cur, t, avctx->width, 1, 0, 16);
t = *((uint16_t *)last);
last = cur;
cur += p->linesize[0];
}
} else if (avctx->pix_fmt == AV_PIX_FMT_RGB24) {
int j, width;
int Rc[3] = { 0, 0, 0 };
width = avctx->width * 3;
for (i = 0; i < avctx->height; i++) {
for (j = 0; j < 3; j++) {
ls_encode_line(state, &pb2, last + j, cur + j, Rc[j],
width, 3, j, 8);
Rc[j] = last[j];
}
last = cur;
cur += p->linesize[0];
}
} else if (avctx->pix_fmt == AV_PIX_FMT_BGR24) {
int j, width;
int Rc[3] = { 0, 0, 0 };
width = avctx->width * 3;
for (i = 0; i < avctx->height; i++) {
for (j = 2; j >= 0; j--) {
ls_encode_line(state, &pb2, last + j, cur + j, Rc[j],
width, 3, j, 8);
Rc[j] = last[j];
}
last = cur;
cur += p->linesize[0];
}
}
av_free(zero);
av_free(state);
/* the specification says that after doing 0xff escaping unused bits in
* the last byte must be set to 0, so just append 7 "optional" zero-bits
* to avoid special-casing. */
put_bits(&pb2, 7, 0);
size = put_bits_count(&pb2);
flush_put_bits(&pb2);
/* do escape coding */
init_get_bits(&gb, buf2, size);
size -= 7;
while (get_bits_count(&gb) < size) {
int v;
v = get_bits(&gb, 8);
put_bits(&pb, 8, v);
if (v == 0xFF) {
v = get_bits(&gb, 7);
put_bits(&pb, 8, v);
}
}
avpriv_align_put_bits(&pb);
av_free(buf2);
/* End of image */
put_marker(&pb, EOI);
flush_put_bits(&pb);
emms_c();
pkt->size = put_bits_count(&pb) >> 3;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
| 9,841 |
FFmpeg | 2fed05f53a881b64a02de7a324d67d8c029c6cf1 | 1 | static int bmp_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
BMPContext *s = avctx->priv_data;
AVFrame *picture = data;
AVFrame *p = &s->picture;
unsigned int fsize, hsize;
int width, height;
unsigned int depth;
BiCompression comp;
unsigned int ihsize;
int i, j, n, linesize;
uint32_t rgb[3];
uint32_t alpha = 0;
uint8_t *ptr;
int dsize;
const uint8_t *buf0 = buf;
GetByteContext gb;
if(buf_size < 14){
av_log(avctx, AV_LOG_ERROR, "buf size too small (%d)\n", buf_size);
return -1;
}
if(bytestream_get_byte(&buf) != 'B' ||
bytestream_get_byte(&buf) != 'M') {
av_log(avctx, AV_LOG_ERROR, "bad magic number\n");
return -1;
}
fsize = bytestream_get_le32(&buf);
if(buf_size < fsize){
av_log(avctx, AV_LOG_ERROR, "not enough data (%d < %d), trying to decode anyway\n",
buf_size, fsize);
fsize = buf_size;
}
buf += 2; /* reserved1 */
buf += 2; /* reserved2 */
hsize = bytestream_get_le32(&buf); /* header size */
ihsize = bytestream_get_le32(&buf); /* more header size */
if(ihsize + 14 > hsize){
av_log(avctx, AV_LOG_ERROR, "invalid header size %d\n", hsize);
return -1;
}
/* sometimes file size is set to some headers size, set a real size in that case */
if(fsize == 14 || fsize == ihsize + 14)
fsize = buf_size - 2;
if(fsize <= hsize){
av_log(avctx, AV_LOG_ERROR, "declared file size is less than header size (%d < %d)\n",
fsize, hsize);
return -1;
}
switch(ihsize){
case 40: // windib
case 56: // windib v3
case 64: // OS/2 v2
case 108: // windib v4
case 124: // windib v5
width = bytestream_get_le32(&buf);
height = bytestream_get_le32(&buf);
break;
case 12: // OS/2 v1
width = bytestream_get_le16(&buf);
height = bytestream_get_le16(&buf);
break;
default:
av_log(avctx, AV_LOG_ERROR, "unsupported BMP file, patch welcome\n");
return -1;
}
if(bytestream_get_le16(&buf) != 1){ /* planes */
av_log(avctx, AV_LOG_ERROR, "invalid BMP header\n");
return -1;
}
depth = bytestream_get_le16(&buf);
if (ihsize >= 40)
comp = bytestream_get_le32(&buf);
else
comp = BMP_RGB;
if(comp != BMP_RGB && comp != BMP_BITFIELDS && comp != BMP_RLE4 && comp != BMP_RLE8){
av_log(avctx, AV_LOG_ERROR, "BMP coding %d not supported\n", comp);
return -1;
}
if(comp == BMP_BITFIELDS){
buf += 20;
rgb[0] = bytestream_get_le32(&buf);
rgb[1] = bytestream_get_le32(&buf);
rgb[2] = bytestream_get_le32(&buf);
alpha = bytestream_get_le32(&buf);
}
avctx->width = width;
avctx->height = height > 0? height: -height;
avctx->pix_fmt = AV_PIX_FMT_NONE;
switch(depth){
case 32:
if(comp == BMP_BITFIELDS){
if (rgb[0] == 0xFF000000 && rgb[1] == 0x00FF0000 && rgb[2] == 0x0000FF00)
avctx->pix_fmt = alpha ? AV_PIX_FMT_ABGR : AV_PIX_FMT_0BGR;
else if (rgb[0] == 0x00FF0000 && rgb[1] == 0x0000FF00 && rgb[2] == 0x000000FF)
avctx->pix_fmt = alpha ? AV_PIX_FMT_BGRA : AV_PIX_FMT_BGR0;
else if (rgb[0] == 0x0000FF00 && rgb[1] == 0x00FF0000 && rgb[2] == 0xFF000000)
avctx->pix_fmt = alpha ? AV_PIX_FMT_ARGB : AV_PIX_FMT_0RGB;
else if (rgb[0] == 0x000000FF && rgb[1] == 0x0000FF00 && rgb[2] == 0x00FF0000)
avctx->pix_fmt = alpha ? AV_PIX_FMT_RGBA : AV_PIX_FMT_RGB0;
else {
av_log(avctx, AV_LOG_ERROR, "Unknown bitfields %0X %0X %0X\n", rgb[0], rgb[1], rgb[2]);
return AVERROR(EINVAL);
}
} else {
avctx->pix_fmt = AV_PIX_FMT_BGRA;
}
break;
case 24:
avctx->pix_fmt = AV_PIX_FMT_BGR24;
break;
case 16:
if(comp == BMP_RGB)
avctx->pix_fmt = AV_PIX_FMT_RGB555;
else if (comp == BMP_BITFIELDS) {
if (rgb[0] == 0xF800 && rgb[1] == 0x07E0 && rgb[2] == 0x001F)
avctx->pix_fmt = AV_PIX_FMT_RGB565;
else if (rgb[0] == 0x7C00 && rgb[1] == 0x03E0 && rgb[2] == 0x001F)
avctx->pix_fmt = AV_PIX_FMT_RGB555;
else if (rgb[0] == 0x0F00 && rgb[1] == 0x00F0 && rgb[2] == 0x000F)
avctx->pix_fmt = AV_PIX_FMT_RGB444;
else {
av_log(avctx, AV_LOG_ERROR, "Unknown bitfields %0X %0X %0X\n", rgb[0], rgb[1], rgb[2]);
return AVERROR(EINVAL);
}
}
break;
case 8:
if(hsize - ihsize - 14 > 0)
avctx->pix_fmt = AV_PIX_FMT_PAL8;
else
avctx->pix_fmt = AV_PIX_FMT_GRAY8;
break;
case 1:
case 4:
if(hsize - ihsize - 14 > 0){
avctx->pix_fmt = AV_PIX_FMT_PAL8;
}else{
av_log(avctx, AV_LOG_ERROR, "Unknown palette for %d-colour BMP\n", 1<<depth);
return -1;
}
break;
default:
av_log(avctx, AV_LOG_ERROR, "depth %d not supported\n", depth);
return -1;
}
if(avctx->pix_fmt == AV_PIX_FMT_NONE){
av_log(avctx, AV_LOG_ERROR, "unsupported pixel format\n");
return -1;
}
if(p->data[0])
avctx->release_buffer(avctx, p);
p->reference = 0;
if(avctx->get_buffer(avctx, p) < 0){
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
}
p->pict_type = AV_PICTURE_TYPE_I;
p->key_frame = 1;
buf = buf0 + hsize;
dsize = buf_size - hsize;
/* Line size in file multiple of 4 */
n = ((avctx->width * depth + 31) / 8) & ~3;
if(n * avctx->height > dsize && comp != BMP_RLE4 && comp != BMP_RLE8){
av_log(avctx, AV_LOG_ERROR, "not enough data (%d < %d)\n",
dsize, n * avctx->height);
return -1;
}
// RLE may skip decoding some picture areas, so blank picture before decoding
if(comp == BMP_RLE4 || comp == BMP_RLE8)
memset(p->data[0], 0, avctx->height * p->linesize[0]);
if(height > 0){
ptr = p->data[0] + (avctx->height - 1) * p->linesize[0];
linesize = -p->linesize[0];
} else {
ptr = p->data[0];
linesize = p->linesize[0];
}
if(avctx->pix_fmt == AV_PIX_FMT_PAL8){
int colors = 1 << depth;
memset(p->data[1], 0, 1024);
if(ihsize >= 36){
int t;
buf = buf0 + 46;
t = bytestream_get_le32(&buf);
if(t < 0 || t > (1 << depth)){
av_log(avctx, AV_LOG_ERROR, "Incorrect number of colors - %X for bitdepth %d\n", t, depth);
}else if(t){
colors = t;
}
}
buf = buf0 + 14 + ihsize; //palette location
if((hsize-ihsize-14) < (colors << 2)){ // OS/2 bitmap, 3 bytes per palette entry
for(i = 0; i < colors; i++)
((uint32_t*)p->data[1])[i] = (0xff<<24) | bytestream_get_le24(&buf);
}else{
for(i = 0; i < colors; i++)
((uint32_t*)p->data[1])[i] = 0xFFU << 24 | bytestream_get_le32(&buf);
}
buf = buf0 + hsize;
}
if(comp == BMP_RLE4 || comp == BMP_RLE8){
if(height < 0){
p->data[0] += p->linesize[0] * (avctx->height - 1);
p->linesize[0] = -p->linesize[0];
}
bytestream2_init(&gb, buf, dsize);
ff_msrle_decode(avctx, (AVPicture*)p, depth, &gb);
if(height < 0){
p->data[0] += p->linesize[0] * (avctx->height - 1);
p->linesize[0] = -p->linesize[0];
}
}else{
switch(depth){
case 1:
for (i = 0; i < avctx->height; i++) {
int j;
for (j = 0; j < n; j++) {
ptr[j*8+0] = buf[j] >> 7;
ptr[j*8+1] = (buf[j] >> 6) & 1;
ptr[j*8+2] = (buf[j] >> 5) & 1;
ptr[j*8+3] = (buf[j] >> 4) & 1;
ptr[j*8+4] = (buf[j] >> 3) & 1;
ptr[j*8+5] = (buf[j] >> 2) & 1;
ptr[j*8+6] = (buf[j] >> 1) & 1;
ptr[j*8+7] = buf[j] & 1;
}
buf += n;
ptr += linesize;
}
break;
case 8:
case 24:
case 32:
for(i = 0; i < avctx->height; i++){
memcpy(ptr, buf, n);
buf += n;
ptr += linesize;
}
break;
case 4:
for(i = 0; i < avctx->height; i++){
int j;
for(j = 0; j < n; j++){
ptr[j*2+0] = (buf[j] >> 4) & 0xF;
ptr[j*2+1] = buf[j] & 0xF;
}
buf += n;
ptr += linesize;
}
break;
case 16:
for(i = 0; i < avctx->height; i++){
const uint16_t *src = (const uint16_t *) buf;
uint16_t *dst = (uint16_t *) ptr;
for(j = 0; j < avctx->width; j++)
*dst++ = av_le2ne16(*src++);
buf += n;
ptr += linesize;
}
break;
default:
av_log(avctx, AV_LOG_ERROR, "BMP decoder is broken\n");
return -1;
}
}
*picture = s->picture;
*data_size = sizeof(AVPicture);
return buf_size;
}
| 9,843 |
qemu | f8ed85ac992c48814d916d5df4d44f9a971c5de4 | 1 | static void raven_realize(PCIDevice *d, Error **errp)
{
RavenPCIState *s = RAVEN_PCI_DEVICE(d);
char *filename;
int bios_size = -1;
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
d->config[0x34] = 0x00; // capabilities_pointer
memory_region_init_ram(&s->bios, OBJECT(s), "bios", BIOS_SIZE,
&error_abort);
memory_region_set_readonly(&s->bios, true);
memory_region_add_subregion(get_system_memory(), (uint32_t)(-BIOS_SIZE),
&s->bios);
vmstate_register_ram_global(&s->bios);
if (s->bios_name) {
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, s->bios_name);
if (filename) {
if (s->elf_machine != EM_NONE) {
bios_size = load_elf(filename, NULL, NULL, NULL,
NULL, NULL, 1, s->elf_machine, 0);
}
if (bios_size < 0) {
bios_size = get_image_size(filename);
if (bios_size > 0 && bios_size <= BIOS_SIZE) {
hwaddr bios_addr;
bios_size = (bios_size + 0xfff) & ~0xfff;
bios_addr = (uint32_t)(-BIOS_SIZE);
bios_size = load_image_targphys(filename, bios_addr,
bios_size);
}
}
}
if (bios_size < 0 || bios_size > BIOS_SIZE) {
hw_error("qemu: could not load bios image '%s'\n", s->bios_name);
}
g_free(filename);
}
}
| 9,844 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | minimac2_write(void *opaque, target_phys_addr_t addr, uint64_t value,
unsigned size)
{
MilkymistMinimac2State *s = opaque;
trace_milkymist_minimac2_memory_read(addr, value);
addr >>= 2;
switch (addr) {
case R_MDIO:
{
/* MDIO_DI is read only */
int mdio_di = (s->regs[R_MDIO] & MDIO_DI);
s->regs[R_MDIO] = value;
if (mdio_di) {
s->regs[R_MDIO] |= mdio_di;
} else {
s->regs[R_MDIO] &= ~mdio_di;
}
minimac2_update_mdio(s);
} break;
case R_TXCOUNT:
s->regs[addr] = value;
if (value > 0) {
minimac2_tx(s);
}
break;
case R_STATE0:
case R_STATE1:
s->regs[addr] = value;
update_rx_interrupt(s);
break;
case R_SETUP:
case R_COUNT0:
case R_COUNT1:
s->regs[addr] = value;
break;
default:
error_report("milkymist_minimac2: write access to unknown register 0x"
TARGET_FMT_plx, addr << 2);
break;
}
}
| 9,847 |
qemu | 3718d8ab65f68de2acccbe6a315907805f54e3cc | 0 | int bdrv_in_use(BlockDriverState *bs)
{
return bs->in_use;
}
| 9,848 |
qemu | b2dfd71c4843a762f2befe702adb249cf55baf66 | 0 | static void vhost_log_start(MemoryListener *listener,
MemoryRegionSection *section)
{
/* FIXME: implement */
}
| 9,849 |
qemu | f02ca5cbeaf86038834c1953247a1579d7921927 | 0 | static inline void tcg_out_addi(TCGContext *s, int reg, tcg_target_long val)
{
if (val != 0) {
if (val == (val & 0xfff))
tcg_out_arithi(s, reg, reg, val, ARITH_ADD);
else
fprintf(stderr, "unimplemented addi %ld\n", (long)val);
}
}
| 9,850 |
qemu | c1076c3e13a86140cc2ba29866512df8460cc7c2 | 0 | static void pl110_update_display(void *opaque)
{
PL110State *s = (PL110State *)opaque;
SysBusDevice *sbd;
DisplaySurface *surface = qemu_console_surface(s->con);
drawfn* fntable;
drawfn fn;
int dest_width;
int src_width;
int bpp_offset;
int first;
int last;
if (!pl110_enabled(s)) {
return;
}
sbd = SYS_BUS_DEVICE(s);
switch (surface_bits_per_pixel(surface)) {
case 0:
return;
case 8:
fntable = pl110_draw_fn_8;
dest_width = 1;
break;
case 15:
fntable = pl110_draw_fn_15;
dest_width = 2;
break;
case 16:
fntable = pl110_draw_fn_16;
dest_width = 2;
break;
case 24:
fntable = pl110_draw_fn_24;
dest_width = 3;
break;
case 32:
fntable = pl110_draw_fn_32;
dest_width = 4;
break;
default:
fprintf(stderr, "pl110: Bad color depth\n");
exit(1);
}
if (s->cr & PL110_CR_BGR)
bpp_offset = 0;
else
bpp_offset = 24;
if ((s->version != PL111) && (s->bpp == BPP_16)) {
/* The PL110's native 16 bit mode is 5551; however
* most boards with a PL110 implement an external
* mux which allows bits to be reshuffled to give
* 565 format. The mux is typically controlled by
* an external system register.
* This is controlled by a GPIO input pin
* so boards can wire it up to their register.
*
* The PL111 straightforwardly implements both
* 5551 and 565 under control of the bpp field
* in the LCDControl register.
*/
switch (s->mux_ctrl) {
case 3: /* 565 BGR */
bpp_offset = (BPP_16_565 - BPP_16);
break;
case 1: /* 5551 */
break;
case 0: /* 888; also if we have loaded vmstate from an old version */
case 2: /* 565 RGB */
default:
/* treat as 565 but honour BGR bit */
bpp_offset += (BPP_16_565 - BPP_16);
break;
}
}
if (s->cr & PL110_CR_BEBO)
fn = fntable[s->bpp + 8 + bpp_offset];
else if (s->cr & PL110_CR_BEPO)
fn = fntable[s->bpp + 16 + bpp_offset];
else
fn = fntable[s->bpp + bpp_offset];
src_width = s->cols;
switch (s->bpp) {
case BPP_1:
src_width >>= 3;
break;
case BPP_2:
src_width >>= 2;
break;
case BPP_4:
src_width >>= 1;
break;
case BPP_8:
break;
case BPP_16:
case BPP_16_565:
case BPP_12:
src_width <<= 1;
break;
case BPP_32:
src_width <<= 2;
break;
}
dest_width *= s->cols;
first = 0;
framebuffer_update_display(surface, sysbus_address_space(sbd),
s->upbase, s->cols, s->rows,
src_width, dest_width, 0,
s->invalidate,
fn, s->palette,
&first, &last);
if (first >= 0) {
dpy_gfx_update(s->con, 0, first, s->cols, last - first + 1);
}
s->invalidate = 0;
}
| 9,851 |
qemu | 732b530c1bd064bdcc29975c0b78fc6de8c47e7f | 0 | static void nvdimm_build_nvdimm_devices(GSList *device_list, Aml *root_dev)
{
for (; device_list; device_list = device_list->next) {
DeviceState *dev = device_list->data;
int slot = object_property_get_int(OBJECT(dev), PC_DIMM_SLOT_PROP,
NULL);
uint32_t handle = nvdimm_slot_to_handle(slot);
Aml *nvdimm_dev;
nvdimm_dev = aml_device("NV%02X", slot);
/*
* ACPI 6.0: 9.20 NVDIMM Devices:
*
* _ADR object that is used to supply OSPM with unique address
* of the NVDIMM device. This is done by returning the NFIT Device
* handle that is used to identify the associated entries in ACPI
* table NFIT or _FIT.
*/
aml_append(nvdimm_dev, aml_name_decl("_ADR", aml_int(handle)));
nvdimm_build_device_dsm(nvdimm_dev);
aml_append(root_dev, nvdimm_dev);
}
}
| 9,852 |
qemu | 61007b316cd71ee7333ff7a0a749a8949527575f | 0 | int coroutine_fn bdrv_co_readv(BlockDriverState *bs, int64_t sector_num,
int nb_sectors, QEMUIOVector *qiov)
{
trace_bdrv_co_readv(bs, sector_num, nb_sectors);
return bdrv_co_do_readv(bs, sector_num, nb_sectors, qiov, 0);
}
| 9,853 |
qemu | f17fd4fdf0df3d2f3444399d04c38d22b9a3e1b7 | 0 | static void test_qemu_strtosz_float(void)
{
const char *str = "12.345M";
char *endptr = NULL;
int64_t res;
res = qemu_strtosz(str, &endptr);
g_assert_cmpint(res, ==, 12.345 * M_BYTE);
g_assert(endptr == str + 7);
}
| 9,854 |
qemu | 0fa758c3a069bc59a0d903d69028971c46d1a119 | 0 | int i2c_start_transfer(I2CBus *bus, uint8_t address, int recv)
{
BusChild *kid;
I2CSlaveClass *sc;
I2CNode *node;
if (address == I2C_BROADCAST) {
/*
* This is a broadcast, the current_devs will be all the devices of the
* bus.
*/
bus->broadcast = true;
}
QTAILQ_FOREACH(kid, &bus->qbus.children, sibling) {
DeviceState *qdev = kid->child;
I2CSlave *candidate = I2C_SLAVE(qdev);
if ((candidate->address == address) || (bus->broadcast)) {
node = g_malloc(sizeof(struct I2CNode));
node->elt = candidate;
QLIST_INSERT_HEAD(&bus->current_devs, node, next);
if (!bus->broadcast) {
break;
}
}
}
if (QLIST_EMPTY(&bus->current_devs)) {
return 1;
}
QLIST_FOREACH(node, &bus->current_devs, next) {
sc = I2C_SLAVE_GET_CLASS(node->elt);
/* If the bus is already busy, assume this is a repeated
start condition. */
if (sc->event) {
sc->event(node->elt, recv ? I2C_START_RECV : I2C_START_SEND);
}
}
return 0;
}
| 9,855 |
qemu | 2174f12bdeb3974141784e14bbb7ad8c53178cd9 | 0 | static BlockAIOCB *raw_aio_submit(BlockDriverState *bs,
int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
BlockCompletionFunc *cb, void *opaque, int type)
{
BDRVRawState *s = bs->opaque;
if (fd_open(bs) < 0)
return NULL;
/*
* Check if the underlying device requires requests to be aligned,
* and if the request we are trying to submit is aligned or not.
* If this is the case tell the low-level driver that it needs
* to copy the buffer.
*/
if (s->needs_alignment) {
if (!bdrv_qiov_is_aligned(bs, qiov)) {
type |= QEMU_AIO_MISALIGNED;
#ifdef CONFIG_LINUX_AIO
} else if (s->use_aio) {
return laio_submit(bs, s->aio_ctx, s->fd, sector_num, qiov,
nb_sectors, cb, opaque, type);
#endif
}
}
return paio_submit(bs, s->fd, sector_num, qiov, nb_sectors,
cb, opaque, type);
}
| 9,856 |
FFmpeg | 514216d8a928cf80980ca8dc5daea46e9d41cad9 | 0 | static int v4l2_set_parameters(AVFormatContext *s1)
{
struct video_data *s = s1->priv_data;
struct v4l2_standard standard = { 0 };
struct v4l2_streamparm streamparm = { 0 };
struct v4l2_fract *tpf = &streamparm.parm.capture.timeperframe;
AVRational framerate_q = { 0 };
int i, ret;
streamparm.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
if (s->framerate &&
(ret = av_parse_video_rate(&framerate_q, s->framerate)) < 0) {
av_log(s1, AV_LOG_ERROR, "Could not parse framerate '%s'.\n",
s->framerate);
return ret;
}
if (s->standard) {
av_log(s1, AV_LOG_DEBUG, "The V4L2 driver set standard: %s\n",
s->standard);
/* set tv standard */
for(i=0;;i++) {
standard.index = i;
ret = v4l2_ioctl(s->fd, VIDIOC_ENUMSTD, &standard);
if (ret < 0 || !av_strcasecmp(standard.name, s->standard))
break;
}
if (ret < 0) {
av_log(s1, AV_LOG_ERROR, "Unknown standard '%s'\n", s->standard);
return ret;
}
av_log(s1, AV_LOG_DEBUG,
"The V4L2 driver set standard: %s, id: %"PRIu64"\n",
s->standard, (uint64_t)standard.id);
if (v4l2_ioctl(s->fd, VIDIOC_S_STD, &standard.id) < 0) {
av_log(s1, AV_LOG_ERROR,
"The V4L2 driver ioctl set standard(%s) failed\n",
s->standard);
return AVERROR(EIO);
}
}
if (framerate_q.num && framerate_q.den) {
av_log(s1, AV_LOG_DEBUG, "Setting time per frame to %d/%d\n",
framerate_q.den, framerate_q.num);
tpf->numerator = framerate_q.den;
tpf->denominator = framerate_q.num;
if (v4l2_ioctl(s->fd, VIDIOC_S_PARM, &streamparm) != 0) {
av_log(s1, AV_LOG_ERROR,
"ioctl set time per frame(%d/%d) failed\n",
framerate_q.den, framerate_q.num);
return AVERROR(EIO);
}
if (framerate_q.num != tpf->denominator ||
framerate_q.den != tpf->numerator) {
av_log(s1, AV_LOG_INFO,
"The driver changed the time per frame from "
"%d/%d to %d/%d\n",
framerate_q.den, framerate_q.num,
tpf->numerator, tpf->denominator);
}
} else {
if (v4l2_ioctl(s->fd, VIDIOC_G_PARM, &streamparm) != 0) {
av_log(s1, AV_LOG_ERROR, "ioctl(VIDIOC_G_PARM): %s\n",
strerror(errno));
return AVERROR(errno);
}
}
s1->streams[0]->avg_frame_rate.num = tpf->denominator;
s1->streams[0]->avg_frame_rate.den = tpf->numerator;
return 0;
}
| 9,857 |
qemu | 1fe1fa510aa3d4eb1fb4246d4951ef48e4c949c2 | 0 | static int vpc_create(const char *filename, QEMUOptionParameter *options)
{
uint8_t buf[1024];
struct vhd_footer *footer = (struct vhd_footer *) buf;
QEMUOptionParameter *disk_type_param;
int fd, i;
uint16_t cyls = 0;
uint8_t heads = 0;
uint8_t secs_per_cyl = 0;
int64_t total_sectors;
int64_t total_size;
int disk_type;
int ret = -EIO;
/* Read out options */
total_size = get_option_parameter(options, BLOCK_OPT_SIZE)->value.n;
disk_type_param = get_option_parameter(options, BLOCK_OPT_SUBFMT);
if (disk_type_param && disk_type_param->value.s) {
if (!strcmp(disk_type_param->value.s, "dynamic")) {
disk_type = VHD_DYNAMIC;
} else if (!strcmp(disk_type_param->value.s, "fixed")) {
disk_type = VHD_FIXED;
} else {
return -EINVAL;
}
} else {
disk_type = VHD_DYNAMIC;
}
/* Create the file */
fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644);
if (fd < 0) {
return -EIO;
}
/*
* Calculate matching total_size and geometry. Increase the number of
* sectors requested until we get enough (or fail). This ensures that
* qemu-img convert doesn't truncate images, but rather rounds up.
*/
total_sectors = total_size / BDRV_SECTOR_SIZE;
for (i = 0; total_sectors > (int64_t)cyls * heads * secs_per_cyl; i++) {
if (calculate_geometry(total_sectors + i, &cyls, &heads,
&secs_per_cyl))
{
ret = -EFBIG;
goto fail;
}
}
total_sectors = (int64_t) cyls * heads * secs_per_cyl;
/* Prepare the Hard Disk Footer */
memset(buf, 0, 1024);
memcpy(footer->creator, "conectix", 8);
/* TODO Check if "qemu" creator_app is ok for VPC */
memcpy(footer->creator_app, "qemu", 4);
memcpy(footer->creator_os, "Wi2k", 4);
footer->features = be32_to_cpu(0x02);
footer->version = be32_to_cpu(0x00010000);
if (disk_type == VHD_DYNAMIC) {
footer->data_offset = be64_to_cpu(HEADER_SIZE);
} else {
footer->data_offset = be64_to_cpu(0xFFFFFFFFFFFFFFFFULL);
}
footer->timestamp = be32_to_cpu(time(NULL) - VHD_TIMESTAMP_BASE);
/* Version of Virtual PC 2007 */
footer->major = be16_to_cpu(0x0005);
footer->minor = be16_to_cpu(0x0003);
if (disk_type == VHD_DYNAMIC) {
footer->orig_size = be64_to_cpu(total_sectors * 512);
footer->size = be64_to_cpu(total_sectors * 512);
} else {
footer->orig_size = be64_to_cpu(total_size);
footer->size = be64_to_cpu(total_size);
}
footer->cyls = be16_to_cpu(cyls);
footer->heads = heads;
footer->secs_per_cyl = secs_per_cyl;
footer->type = be32_to_cpu(disk_type);
/* TODO uuid is missing */
footer->checksum = be32_to_cpu(vpc_checksum(buf, HEADER_SIZE));
if (disk_type == VHD_DYNAMIC) {
ret = create_dynamic_disk(fd, buf, total_sectors);
} else {
ret = create_fixed_disk(fd, buf, total_size);
}
fail:
qemu_close(fd);
return ret;
}
| 9,858 |
qemu | de13d2161473d02ae97ec0f8e4503147554892dd | 0 | void kvm_s390_interrupt_internal(S390CPU *cpu, int type, uint32_t parm,
uint64_t parm64, int vm)
{
CPUState *cs = CPU(cpu);
struct kvm_s390_interrupt kvmint;
int r;
if (!cs->kvm_state) {
return;
}
kvmint.type = type;
kvmint.parm = parm;
kvmint.parm64 = parm64;
if (vm) {
r = kvm_vm_ioctl(cs->kvm_state, KVM_S390_INTERRUPT, &kvmint);
} else {
r = kvm_vcpu_ioctl(cs, KVM_S390_INTERRUPT, &kvmint);
}
if (r < 0) {
fprintf(stderr, "KVM failed to inject interrupt\n");
exit(1);
}
}
| 9,859 |
qemu | b23046abe78f48498a423b802d6d86ba0172d57f | 0 | static void *build_pci_bus_begin(PCIBus *bus, void *parent_state)
{
AcpiBuildPciBusHotplugState *parent = parent_state;
AcpiBuildPciBusHotplugState *child = g_malloc(sizeof *child);
build_pci_bus_state_init(child, parent, parent->pcihp_bridge_en);
return child;
}
| 9,862 |
qemu | edf779ffccc836661a7b654d320571a6c220caea | 0 | static unsigned long copy_strings(int argc,char ** argv,unsigned long *page,
unsigned long p)
{
char *tmp, *tmp1, *pag = NULL;
int len, offset = 0;
if (!p) {
return 0; /* bullet-proofing */
}
while (argc-- > 0) {
if (!(tmp1 = tmp = get_user(argv+argc))) {
fprintf(stderr, "VFS: argc is wrong");
exit(-1);
}
while (get_user(tmp++));
len = tmp - tmp1;
if (p < len) { /* this shouldn't happen - 128kB */
return 0;
}
while (len) {
--p; --tmp; --len;
if (--offset < 0) {
offset = p % TARGET_PAGE_SIZE;
pag = (char *) page[p/TARGET_PAGE_SIZE];
if (!pag) {
pag = (char *)get_free_page();
page[p/TARGET_PAGE_SIZE] = (unsigned long)pag;
if (!pag)
return 0;
}
}
if (len == 0 || offset == 0) {
*(pag + offset) = get_user(tmp);
}
else {
int bytes_to_copy = (len > offset) ? offset : len;
tmp -= bytes_to_copy;
p -= bytes_to_copy;
offset -= bytes_to_copy;
len -= bytes_to_copy;
memcpy_fromfs(pag + offset, tmp, bytes_to_copy + 1);
}
}
}
return p;
}
| 9,863 |
qemu | eabb7b91b36b202b4dac2df2d59d698e3aff197a | 0 | void tb_set_jmp_target1(uintptr_t jmp_addr, uintptr_t addr)
{
uint32_t *ptr = (uint32_t *)jmp_addr;
uintptr_t disp = addr - jmp_addr;
/* We can reach the entire address space for 32-bit. For 64-bit
the code_gen_buffer can't be larger than 2GB. */
assert(disp == (int32_t)disp);
*ptr = CALL | (uint32_t)disp >> 2;
flush_icache_range(jmp_addr, jmp_addr + 4);
}
| 9,865 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
MemoryRegion *address_space,
qemu_irq irq, int shift,
DriveInfo *hd0, DriveInfo *hd1)
{
MMIOState *s = g_malloc0(sizeof(MMIOState));
ide_init2_with_non_qdev_drives(&s->bus, hd0, hd1, irq);
s->shift = shift;
memory_region_init_io(&s->iomem1, &mmio_ide_ops, s,
"ide-mmio.1", 16 << shift);
memory_region_init_io(&s->iomem2, &mmio_ide_cs_ops, s,
"ide-mmio.2", 2 << shift);
memory_region_add_subregion(address_space, membase, &s->iomem1);
memory_region_add_subregion(address_space, membase2, &s->iomem2);
vmstate_register(NULL, 0, &vmstate_ide_mmio, s);
qemu_register_reset(mmio_ide_reset, s);
}
| 9,867 |
FFmpeg | b2a7c017336b19afc045e8a7385999c1896d4b45 | 0 | void ff_mpc_dequantize_and_synth(MPCContext * c, int maxband, void *data, int channels)
{
int i, j, ch;
Band *bands = c->bands;
int off;
float mul;
/* dequantize */
memset(c->sb_samples, 0, sizeof(c->sb_samples));
off = 0;
for(i = 0; i <= maxband; i++, off += SAMPLES_PER_BAND){
for(ch = 0; ch < 2; ch++){
if(bands[i].res[ch]){
j = 0;
mul = mpc_CC[bands[i].res[ch]] * mpc_SCF[bands[i].scf_idx[ch][0] & 0xFF];
for(; j < 12; j++)
c->sb_samples[ch][j][i] = mul * c->Q[ch][j + off];
mul = mpc_CC[bands[i].res[ch]] * mpc_SCF[bands[i].scf_idx[ch][1] & 0xFF];
for(; j < 24; j++)
c->sb_samples[ch][j][i] = mul * c->Q[ch][j + off];
mul = mpc_CC[bands[i].res[ch]] * mpc_SCF[bands[i].scf_idx[ch][2] & 0xFF];
for(; j < 36; j++)
c->sb_samples[ch][j][i] = mul * c->Q[ch][j + off];
}
}
if(bands[i].msf){
int t1, t2;
for(j = 0; j < SAMPLES_PER_BAND; j++){
t1 = c->sb_samples[0][j][i];
t2 = c->sb_samples[1][j][i];
c->sb_samples[0][j][i] = t1 + t2;
c->sb_samples[1][j][i] = t1 - t2;
}
}
}
mpc_synth(c, data, channels);
}
| 9,868 |
qemu | 2e6fc7eb1a4af1b127df5f07b8bb28af891946fa | 0 | static int raw_probe_blocksizes(BlockDriverState *bs, BlockSizes *bsz)
{
BDRVRawState *s = bs->opaque;
int ret;
ret = bdrv_probe_blocksizes(bs->file->bs, bsz);
if (ret < 0) {
return ret;
}
if (!QEMU_IS_ALIGNED(s->offset, MAX(bsz->log, bsz->phys))) {
return -ENOTSUP;
}
return 0;
}
| 9,869 |
qemu | 751ebd76e654bd1e65da08ecf694325282b4cfcc | 0 | BlockJobInfo *block_job_query(BlockJob *job)
{
BlockJobInfo *info = g_new0(BlockJobInfo, 1);
info->type = g_strdup(BlockJobType_lookup[job->driver->job_type]);
info->device = g_strdup(bdrv_get_device_name(job->bs));
info->len = job->len;
info->busy = job->busy;
info->paused = job->paused;
info->offset = job->offset;
info->speed = job->speed;
info->io_status = job->iostatus;
info->ready = job->ready;
return info;
}
| 9,871 |
qemu | d09b8fa161ed6a61339d4d0870f76f13c033b2a3 | 1 | vcard_emul_options(const char *args)
{
int reader_count = 0;
VCardEmulOptions *opts;
/* Allow the future use of allocating the options structure on the fly */
memcpy(&options, &default_options, sizeof(options));
opts = &options;
do {
args = strip(args); /* strip off the leading spaces */
if (*args == ',') {
continue;
}
/* soft=(slot_name,virt_name,emul_type,emul_flags,cert_1, (no eol)
* cert_2,cert_3...) */
if (strncmp(args, "soft=", 5) == 0) {
const char *name;
size_t name_length;
const char *vname;
size_t vname_length;
const char *type_params;
size_t type_params_length;
char type_str[100];
VCardEmulType type;
int count, i;
VirtualReaderOptions *vreaderOpt = NULL;
args = strip(args + 5);
if (*args != '(') {
continue;
}
args = strip(args+1);
NEXT_TOKEN(name)
NEXT_TOKEN(vname)
NEXT_TOKEN(type_params)
type_params_length = MIN(type_params_length, sizeof(type_str)-1);
memcpy(type_str, type_params, type_params_length);
type_str[type_params_length] = '\0';
type = vcard_emul_type_from_string(type_str);
NEXT_TOKEN(type_params)
if (*args == 0) {
break;
}
if (opts->vreader_count >= reader_count) {
reader_count += READER_STEP;
vreaderOpt = g_renew(VirtualReaderOptions, opts->vreader,
reader_count);
}
opts->vreader = vreaderOpt;
vreaderOpt = &vreaderOpt[opts->vreader_count];
vreaderOpt->name = g_strndup(name, name_length);
vreaderOpt->vname = g_strndup(vname, vname_length);
vreaderOpt->card_type = type;
vreaderOpt->type_params =
g_strndup(type_params, type_params_length);
count = count_tokens(args, ',', ')') + 1;
vreaderOpt->cert_count = count;
vreaderOpt->cert_name = g_new(char *, count);
for (i = 0; i < count; i++) {
const char *cert = args;
args = strpbrk(args, ",)");
vreaderOpt->cert_name[i] = g_strndup(cert, args - cert);
args = strip(args+1);
}
if (*args == ')') {
args++;
}
opts->vreader_count++;
/* use_hw= */
} else if (strncmp(args, "use_hw=", 7) == 0) {
args = strip(args+7);
if (*args == '0' || *args == 'N' || *args == 'n' || *args == 'F') {
opts->use_hw = PR_FALSE;
} else {
opts->use_hw = PR_TRUE;
}
args = find_blank(args);
/* hw_type= */
} else if (strncmp(args, "hw_type=", 8) == 0) {
args = strip(args+8);
opts->hw_card_type = vcard_emul_type_from_string(args);
args = find_blank(args);
/* hw_params= */
} else if (strncmp(args, "hw_params=", 10) == 0) {
const char *params;
args = strip(args+10);
params = args;
args = find_blank(args);
opts->hw_type_params = g_strndup(params, args-params);
/* db="/data/base/path" */
} else if (strncmp(args, "db=", 3) == 0) {
const char *db;
args = strip(args+3);
if (*args != '"') {
continue;
}
args++;
db = args;
args = strpbrk(args, "\"\n");
opts->nss_db = g_strndup(db, args-db);
if (*args != 0) {
args++;
}
} else {
args = find_blank(args);
}
} while (*args != 0);
return opts;
}
| 9,873 |
qemu | 178e785fb4507ec3462dc772bbe08303416ece47 | 1 | static int pci_qdev_init(DeviceState *qdev)
{
PCIDevice *pci_dev = (PCIDevice *)qdev;
PCIDeviceClass *pc = PCI_DEVICE_GET_CLASS(pci_dev);
PCIBus *bus;
int rc;
bool is_default_rom;
/* initialize cap_present for pci_is_express() and pci_config_size() */
if (pc->is_express) {
pci_dev->cap_present |= QEMU_PCI_CAP_EXPRESS;
}
bus = PCI_BUS(qdev_get_parent_bus(qdev));
pci_dev = do_pci_register_device(pci_dev, bus,
object_get_typename(OBJECT(qdev)),
pci_dev->devfn);
if (pci_dev == NULL)
return -1;
if (pc->init) {
rc = pc->init(pci_dev);
if (rc != 0) {
do_pci_unregister_device(pci_dev);
return rc;
}
}
/* rom loading */
is_default_rom = false;
if (pci_dev->romfile == NULL && pc->romfile != NULL) {
pci_dev->romfile = g_strdup(pc->romfile);
is_default_rom = true;
}
pci_add_option_rom(pci_dev, is_default_rom);
return 0;
}
| 9,874 |
qemu | 72370dc1149d7c90d2c2218e0d0658bee23a5bf7 | 1 | static void report_unavailable_features(FeatureWord w, uint32_t mask)
{
FeatureWordInfo *f = &feature_word_info[w];
int i;
for (i = 0; i < 32; ++i) {
if (1 << i & mask) {
const char *reg = get_register_name_32(f->cpuid_reg);
assert(reg);
fprintf(stderr, "warning: %s doesn't support requested feature: "
"CPUID.%02XH:%s%s%s [bit %d]\n",
kvm_enabled() ? "host" : "TCG",
f->cpuid_eax, reg,
f->feat_names[i] ? "." : "",
f->feat_names[i] ? f->feat_names[i] : "", i);
}
}
}
| 9,875 |
qemu | 675463d9b6b2c2b65a713a6d906aeebe9e6750ae | 1 | ISADevice *isa_create(ISABus *bus, const char *name)
{
DeviceState *dev;
if (!bus) {
hw_error("Tried to create isa device %s with no isa bus present.",
name);
}
dev = qdev_create(BUS(bus), name);
return ISA_DEVICE(dev);
}
| 9,876 |
FFmpeg | 4f5eaf0b5956e492ee5023929669b1d09aaf6299 | 1 | static int decode_slice_luma(AVCodecContext *avctx, SliceContext *slice,
uint16_t *dst, int dst_stride,
const uint8_t *buf, unsigned buf_size,
const int16_t *qmat)
{
ProresContext *ctx = avctx->priv_data;
LOCAL_ALIGNED_16(int16_t, blocks, [8*4*64]);
int16_t *block;
GetBitContext gb;
int i, blocks_per_slice = slice->mb_count<<2;
int ret;
for (i = 0; i < blocks_per_slice; i++)
ctx->bdsp.clear_block(blocks+(i<<6));
init_get_bits(&gb, buf, buf_size << 3);
decode_dc_coeffs(&gb, blocks, blocks_per_slice);
if ((ret = decode_ac_coeffs(avctx, &gb, blocks, blocks_per_slice)) < 0)
return ret;
block = blocks;
for (i = 0; i < slice->mb_count; i++) {
ctx->prodsp.idct_put(dst, dst_stride, block+(0<<6), qmat);
ctx->prodsp.idct_put(dst +8, dst_stride, block+(1<<6), qmat);
ctx->prodsp.idct_put(dst+4*dst_stride , dst_stride, block+(2<<6), qmat);
ctx->prodsp.idct_put(dst+4*dst_stride+8, dst_stride, block+(3<<6), qmat);
block += 4*64;
dst += 16;
}
return 0;
}
| 9,877 |
FFmpeg | 44f110f509d0ab4fc73b9f2363a97c6577d3850f | 1 | static int read_uncompressed_sgi(const SGIInfo *si,
AVPicture *pict, ByteIOContext *f)
{
int x, y, z, chan_offset, ret = 0;
uint8_t *dest_row, *tmp_row = NULL;
tmp_row = av_malloc(si->xsize);
/* skip header */
url_fseek(f, SGI_HEADER_SIZE, SEEK_SET);
pict->linesize[0] = si->xsize;
for (z = 0; z < si->zsize; z++) {
#ifndef WORDS_BIGENDIAN
/* rgba -> bgra for rgba32 on little endian cpus */
if (si->zsize == 4 && z != 3)
chan_offset = 2 - z;
else
#endif
chan_offset = z;
for (y = si->ysize - 1; y >= 0; y--) {
dest_row = pict->data[0] + (y * si->xsize * si->zsize);
if (!get_buffer(f, tmp_row, si->xsize)) {
ret = -1;
goto cleanup;
}
for (x = 0; x < si->xsize; x++) {
dest_row[chan_offset] = tmp_row[x];
dest_row += si->zsize;
}
}
}
cleanup:
av_free(tmp_row);
return ret;
}
| 9,878 |
qemu | fa166538743d4e28de7374c41332c3e448826f4b | 1 | static int coroutine_fn bdrv_driver_pwritev(BlockDriverState *bs,
uint64_t offset, uint64_t bytes,
QEMUIOVector *qiov, int flags)
{
BlockDriver *drv = bs->drv;
int64_t sector_num;
unsigned int nb_sectors;
int ret;
if (drv->bdrv_co_pwritev) {
ret = drv->bdrv_co_pwritev(bs, offset, bytes, qiov,
flags & bs->supported_write_flags);
flags &= ~bs->supported_write_flags;
goto emulate_flags;
}
sector_num = offset >> BDRV_SECTOR_BITS;
nb_sectors = bytes >> BDRV_SECTOR_BITS;
assert((offset & (BDRV_SECTOR_SIZE - 1)) == 0);
assert((bytes & (BDRV_SECTOR_SIZE - 1)) == 0);
assert((bytes >> BDRV_SECTOR_BITS) <= BDRV_REQUEST_MAX_SECTORS);
if (drv->bdrv_co_writev_flags) {
ret = drv->bdrv_co_writev_flags(bs, sector_num, nb_sectors, qiov,
flags & bs->supported_write_flags);
flags &= ~bs->supported_write_flags;
} else if (drv->bdrv_co_writev) {
assert(!bs->supported_write_flags);
ret = drv->bdrv_co_writev(bs, sector_num, nb_sectors, qiov);
} else {
BlockAIOCB *acb;
CoroutineIOCompletion co = {
.coroutine = qemu_coroutine_self(),
};
acb = bs->drv->bdrv_aio_writev(bs, sector_num, qiov, nb_sectors,
bdrv_co_io_em_complete, &co);
if (acb == NULL) {
ret = -EIO;
} else {
qemu_coroutine_yield();
ret = co.ret;
}
}
emulate_flags:
if (ret == 0 && (flags & BDRV_REQ_FUA)) {
ret = bdrv_co_flush(bs);
}
return ret;
} | 9,879 |
qemu | 1d48fdd9d84aab1bd32c1f70947932f5d90f92aa | 1 | static void host_signal_handler(int host_signum, siginfo_t *info,
void *puc)
{
CPUArchState *env = thread_cpu->env_ptr;
CPUState *cpu = ENV_GET_CPU(env);
TaskState *ts = cpu->opaque;
int sig;
target_siginfo_t tinfo;
ucontext_t *uc = puc;
struct emulated_sigtable *k;
/* the CPU emulator uses some host signals to detect exceptions,
we forward to it some signals */
if ((host_signum == SIGSEGV || host_signum == SIGBUS)
&& info->si_code > 0) {
if (cpu_signal_handler(host_signum, info, puc))
return;
}
/* get target signal number */
sig = host_to_target_signal(host_signum);
if (sig < 1 || sig > TARGET_NSIG)
return;
trace_user_host_signal(env, host_signum, sig);
rewind_if_in_safe_syscall(puc);
host_to_target_siginfo_noswap(&tinfo, info);
k = &ts->sigtab[sig - 1];
k->info = tinfo;
k->pending = sig;
ts->signal_pending = 1;
/* Block host signals until target signal handler entered. We
* can't block SIGSEGV or SIGBUS while we're executing guest
* code in case the guest code provokes one in the window between
* now and it getting out to the main loop. Signals will be
* unblocked again in process_pending_signals().
*/
sigfillset(&uc->uc_sigmask);
sigdelset(&uc->uc_sigmask, SIGSEGV);
sigdelset(&uc->uc_sigmask, SIGBUS);
/* interrupt the virtual CPU as soon as possible */
cpu_exit(thread_cpu);
}
| 9,881 |
qemu | 141cabe6f144a1acb128186caf686f8fbde0a7e4 | 1 | static int nbd_co_send_request(BlockDriverState *bs,
struct nbd_request *request,
QEMUIOVector *qiov, int offset)
{
NbdClientSession *s = nbd_get_client_session(bs);
AioContext *aio_context;
int rc, ret;
qemu_co_mutex_lock(&s->send_mutex);
s->send_coroutine = qemu_coroutine_self();
aio_context = bdrv_get_aio_context(bs);
aio_set_fd_handler(aio_context, s->sock,
nbd_reply_ready, nbd_restart_write, bs);
if (qiov) {
if (!s->is_unix) {
socket_set_cork(s->sock, 1);
}
rc = nbd_send_request(s->sock, request);
if (rc >= 0) {
ret = qemu_co_sendv(s->sock, qiov->iov, qiov->niov,
offset, request->len);
if (ret != request->len) {
rc = -EIO;
}
}
if (!s->is_unix) {
socket_set_cork(s->sock, 0);
}
} else {
rc = nbd_send_request(s->sock, request);
}
aio_set_fd_handler(aio_context, s->sock, nbd_reply_ready, NULL, bs);
s->send_coroutine = NULL;
qemu_co_mutex_unlock(&s->send_mutex);
return rc;
}
| 9,882 |
qemu | 8bd9c4e6c565c566a6cba3470cb2d4ea63994143 | 1 | qio_channel_socket_accept(QIOChannelSocket *ioc,
Error **errp)
{
QIOChannelSocket *cioc;
cioc = qio_channel_socket_new();
cioc->remoteAddrLen = sizeof(ioc->remoteAddr);
cioc->localAddrLen = sizeof(ioc->localAddr);
retry:
trace_qio_channel_socket_accept(ioc);
cioc->fd = qemu_accept(ioc->fd, (struct sockaddr *)&cioc->remoteAddr,
&cioc->remoteAddrLen);
if (cioc->fd < 0) {
trace_qio_channel_socket_accept_fail(ioc);
if (errno == EINTR) {
goto retry;
}
goto error;
}
if (getsockname(cioc->fd, (struct sockaddr *)&cioc->localAddr,
&cioc->localAddrLen) < 0) {
error_setg_errno(errp, errno,
"Unable to query local socket address");
goto error;
}
#ifndef WIN32
if (cioc->localAddr.ss_family == AF_UNIX) {
QIOChannel *ioc_local = QIO_CHANNEL(cioc);
qio_channel_set_feature(ioc_local, QIO_CHANNEL_FEATURE_FD_PASS);
}
#endif /* WIN32 */
trace_qio_channel_socket_accept_complete(ioc, cioc, cioc->fd);
return cioc;
error:
object_unref(OBJECT(cioc));
return NULL;
}
| 9,883 |
qemu | 6ab3fc32ea640026726bc5f9f4db622d0954fb8a | 1 | static void io_write(IPackDevice *ip, uint8_t addr, uint16_t val)
{
IPOctalState *dev = IPOCTAL(ip);
unsigned reg = val & 0xFF;
/* addr[7:6]: block (A-D)
addr[7:5]: channel (a-h)
addr[5:0]: register */
unsigned block = addr >> 5;
unsigned channel = addr >> 4;
/* Big endian, accessed using 8-bit bytes at odd locations */
unsigned offset = (addr & 0x1F) ^ 1;
SCC2698Channel *ch = &dev->ch[channel];
SCC2698Block *blk = &dev->blk[block];
uint8_t old_isr = blk->isr;
uint8_t old_imr = blk->imr;
switch (offset) {
case REG_MRa:
case REG_MRb:
ch->mr[ch->mr_idx] = reg;
DPRINTF("Write MR%u%c 0x%x\n", ch->mr_idx + 1, channel + 'a', reg);
ch->mr_idx = 1;
break;
/* Not implemented */
case REG_CSRa:
case REG_CSRb:
DPRINTF("Write CSR%c: 0x%x\n", channel + 'a', reg);
break;
case REG_CRa:
case REG_CRb:
write_cr(dev, channel, reg);
break;
case REG_THRa:
case REG_THRb:
if (ch->sr & SR_TXRDY) {
DPRINTF("Write THR%c (0x%x)\n", channel + 'a', reg);
if (ch->dev) {
uint8_t thr = reg;
qemu_chr_fe_write(ch->dev, &thr, 1);
}
} else {
DPRINTF("Write THR%c (0x%x), Tx disabled\n", channel + 'a', reg);
}
break;
/* Not implemented */
case REG_ACR:
DPRINTF("Write ACR%c 0x%x\n", block + 'A', val);
break;
case REG_IMR:
DPRINTF("Write IMR%c 0x%x\n", block + 'A', val);
blk->imr = reg;
break;
/* Not implemented */
case REG_OPCR:
DPRINTF("Write OPCR%c 0x%x\n", block + 'A', val);
break;
default:
DPRINTF("Write unknown/unsupported register 0x%02x %u\n", offset, val);
}
if (old_isr != blk->isr || old_imr != blk->imr) {
update_irq(dev, block);
}
}
| 9,884 |
FFmpeg | a740263d7e7be5bb909ae83a44b21cc8cf8c9274 | 0 | int av_dict_set(AVDictionary **pm, const char *key, const char *value,
int flags)
{
AVDictionary *m = *pm;
AVDictionaryEntry *tag = av_dict_get(m, key, NULL, flags);
char *oldval = NULL, *copy_key = NULL, *copy_value = NULL;
if (flags & AV_DICT_DONT_STRDUP_KEY)
copy_key = (void *)key;
else
copy_key = av_strdup(key);
if (flags & AV_DICT_DONT_STRDUP_VAL)
copy_value = (void *)value;
else if (copy_key)
copy_value = av_strdup(value);
if (!m)
m = *pm = av_mallocz(sizeof(*m));
if (!m || (key && !copy_key) || (value && !copy_value))
goto err_out;
if (tag) {
if (flags & AV_DICT_DONT_OVERWRITE) {
av_free(copy_key);
av_free(copy_value);
return 0;
}
if (flags & AV_DICT_APPEND)
oldval = tag->value;
else
av_free(tag->value);
av_free(tag->key);
*tag = m->elems[--m->count];
} else {
AVDictionaryEntry *tmp = av_realloc(m->elems,
(m->count + 1) * sizeof(*m->elems));
if (!tmp)
goto err_out;
m->elems = tmp;
}
if (copy_value) {
m->elems[m->count].key = copy_key;
m->elems[m->count].value = copy_value;
if (oldval && flags & AV_DICT_APPEND) {
size_t len = strlen(oldval) + strlen(copy_value) + 1;
char *newval = av_mallocz(len);
if (!newval)
goto err_out;
av_strlcat(newval, oldval, len);
av_freep(&oldval);
av_strlcat(newval, copy_value, len);
m->elems[m->count].value = newval;
av_freep(©_value);
}
m->count++;
} else {
av_freep(©_key);
}
if (!m->count) {
av_freep(&m->elems);
av_freep(pm);
}
return 0;
err_out:
if (m && !m->count) {
av_freep(&m->elems);
av_freep(pm);
}
av_free(copy_key);
av_free(copy_value);
return AVERROR(ENOMEM);
}
| 9,885 |
FFmpeg | ee715f49a06bf3898246d01b056284a9bb1bcbb9 | 1 | static av_cold int dfa_decode_init(AVCodecContext *avctx)
{
DfaContext *s = avctx->priv_data;
avctx->pix_fmt = PIX_FMT_PAL8;
s->frame_buf = av_mallocz(avctx->width * avctx->height + AV_LZO_OUTPUT_PADDING);
if (!s->frame_buf)
return AVERROR(ENOMEM);
return 0;
} | 9,886 |
qemu | 3e305e4a4752f70c0b5c3cf5b43ec957881714f7 | 1 | static int vnc_tls_initialize(void)
{
static int tlsinitialized = 0;
if (tlsinitialized)
return 1;
if (gnutls_global_init () < 0)
return 0;
/* XXX ought to re-generate diffie-hellman params periodically */
if (gnutls_dh_params_init (&dh_params) < 0)
return 0;
if (gnutls_dh_params_generate2 (dh_params, DH_BITS) < 0)
return 0;
#if defined(_VNC_DEBUG) && _VNC_DEBUG >= 2
gnutls_global_set_log_level(10);
gnutls_global_set_log_function(vnc_debug_gnutls_log);
#endif
tlsinitialized = 1;
return 1;
}
| 9,887 |
qemu | 44fdc764550e048a2810955da7cabbfaf636231a | 1 | char *socket_address_to_string(struct SocketAddress *addr, Error **errp)
{
char *buf;
InetSocketAddress *inet;
char host_port[INET6_ADDRSTRLEN + 5 + 4];
switch (addr->type) {
case SOCKET_ADDRESS_KIND_INET:
inet = addr->u.inet.data;
if (strchr(inet->host, ':') == NULL) {
snprintf(host_port, sizeof(host_port), "%s:%s", inet->host,
inet->port);
buf = g_strdup(host_port);
} else {
snprintf(host_port, sizeof(host_port), "[%s]:%s", inet->host,
inet->port);
buf = g_strdup(host_port);
}
break;
case SOCKET_ADDRESS_KIND_UNIX:
buf = g_strdup(addr->u.q_unix.data->path);
break;
case SOCKET_ADDRESS_KIND_FD:
buf = g_strdup(addr->u.fd.data->str);
break;
case SOCKET_ADDRESS_KIND_VSOCK:
buf = g_strdup_printf("%s:%s",
addr->u.vsock.data->cid,
addr->u.vsock.data->port);
break;
default:
error_setg(errp, "socket family %d unsupported",
addr->type);
return NULL;
}
return buf;
}
| 9,888 |
qemu | 7d8abfcb50a33aed369bbd267852cf04009c49e9 | 1 | aio_write_done(void *opaque, int ret)
{
struct aio_ctx *ctx = opaque;
struct timeval t2;
gettimeofday(&t2, NULL);
if (ret < 0) {
printf("aio_write failed: %s\n", strerror(-ret));
return;
}
if (ctx->qflag) {
return;
}
/* Finally, report back -- -C gives a parsable format */
t2 = tsub(t2, ctx->t1);
print_report("wrote", &t2, ctx->offset, ctx->qiov.size,
ctx->qiov.size, 1, ctx->Cflag);
qemu_io_free(ctx->buf);
free(ctx);
}
| 9,891 |
qemu | 77de4a09c6d3d1e4fabcc0eb6cfdb9ea5a1616d5 | 1 | static void usb_msd_realize_storage(USBDevice *dev, Error **errp)
{
MSDState *s = DO_UPCAST(MSDState, dev, dev);
BlockDriverState *bs = s->conf.bs;
SCSIDevice *scsi_dev;
Error *err = NULL;
if (!bs) {
error_setg(errp, "drive property not set");
return;
}
blkconf_serial(&s->conf, &dev->serial);
/*
* Hack alert: this pretends to be a block device, but it's really
* a SCSI bus that can serve only a single device, which it
* creates automatically. But first it needs to detach from its
* blockdev, or else scsi_bus_legacy_add_drive() dies when it
* attaches again.
*
* The hack is probably a bad idea.
*/
bdrv_detach_dev(bs, &s->dev.qdev);
s->conf.bs = NULL;
usb_desc_create_serial(dev);
usb_desc_init(dev);
scsi_bus_new(&s->bus, sizeof(s->bus), DEVICE(dev),
&usb_msd_scsi_info_storage, NULL);
scsi_dev = scsi_bus_legacy_add_drive(&s->bus, bs, 0, !!s->removable,
s->conf.bootindex, dev->serial,
&err);
if (!scsi_dev) {
error_propagate(errp, err);
return;
}
s->bus.qbus.allow_hotplug = 0;
usb_msd_handle_reset(dev);
if (bdrv_key_required(bs)) {
if (cur_mon) {
monitor_read_bdrv_key_start(cur_mon, bs, usb_msd_password_cb, s);
s->dev.auto_attach = 0;
} else {
autostart = 0;
}
}
}
| 9,892 |
qemu | d369f20763a857eac544a5289a046d0285a91df8 | 1 | static int local_chown(FsContext *fs_ctx, V9fsPath *fs_path, FsCred *credp)
{
char *buffer;
int ret = -1;
char *path = fs_path->data;
if ((credp->fc_uid == -1 && credp->fc_gid == -1) ||
(fs_ctx->export_flags & V9FS_SM_PASSTHROUGH) ||
(fs_ctx->export_flags & V9FS_SM_NONE)) {
buffer = rpath(fs_ctx, path);
ret = lchown(buffer, credp->fc_uid, credp->fc_gid);
g_free(buffer);
} else if (fs_ctx->export_flags & V9FS_SM_MAPPED) {
buffer = rpath(fs_ctx, path);
ret = local_set_xattr(buffer, credp);
g_free(buffer);
} else if (fs_ctx->export_flags & V9FS_SM_MAPPED_FILE) {
return local_set_mapped_file_attr(fs_ctx, path, credp);
}
return ret;
}
| 9,895 |
qemu | 9b2fadda3e0196ffd485adde4fe9cdd6fae35300 | 1 | static void gen_mtsrin_64b(DisasContext *ctx)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
TCGv t0;
if (unlikely(ctx->pr)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
t0 = tcg_temp_new();
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
tcg_gen_andi_tl(t0, t0, 0xF);
gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]);
tcg_temp_free(t0);
#endif
}
| 9,897 |
qemu | 1ad3c6abc0d67e00b84abaa5527bc64b70ca2205 | 1 | static pid_t qtest_qemu_pid(QTestState *s)
{
FILE *f;
char buffer[1024];
pid_t pid = -1;
f = fopen(s->pid_file, "r");
if (f) {
if (fgets(buffer, sizeof(buffer), f)) {
pid = atoi(buffer);
}
fclose(f);
}
return pid;
}
| 9,898 |
qemu | 56ad3e54dad6cdcee8668d170df161d89581846f | 1 | ssize_t pt_getxattr(FsContext *ctx, const char *path, const char *name,
void *value, size_t size)
{
char *buffer;
ssize_t ret;
buffer = rpath(ctx, path);
ret = lgetxattr(buffer, name, value, size);
g_free(buffer);
return ret;
}
| 9,899 |
qemu | 33fe96833015cf15f4c0aa5bf8d34f60526e0732 | 1 | int qdev_device_help(QemuOpts *opts)
{
Error *local_err = NULL;
const char *driver;
DevicePropertyInfoList *prop_list;
DevicePropertyInfoList *prop;
driver = qemu_opt_get(opts, "driver");
if (driver && is_help_option(driver)) {
qdev_print_devinfos(false);
return 1;
}
if (!driver || !qemu_opt_has_help_opt(opts)) {
return 0;
}
qdev_get_device_class(&driver, &local_err);
if (local_err) {
goto error;
}
prop_list = qmp_device_list_properties(driver, &local_err);
if (local_err) {
goto error;
}
for (prop = prop_list; prop; prop = prop->next) {
error_printf("%s.%s=%s", driver,
prop->value->name,
prop->value->type);
if (prop->value->has_description) {
error_printf(" (%s)\n", prop->value->description);
} else {
error_printf("\n");
}
}
qapi_free_DevicePropertyInfoList(prop_list);
return 1;
error:
error_printf("%s\n", error_get_pretty(local_err));
error_free(local_err);
return 1;
}
| 9,902 |
FFmpeg | b9d2005ea5d6837917a69bc2b8e98f5695f54e39 | 1 | static void free_stream(AVStream **pst)
{
AVStream *st = *pst;
int i;
if (!st)
return;
for (i = 0; i < st->nb_side_data; i++)
av_freep(&st->side_data[i].data);
av_freep(&st->side_data);
if (st->parser)
av_parser_close(st->parser);
if (st->attached_pic.data)
av_packet_unref(&st->attached_pic);
if (st->internal) {
avcodec_free_context(&st->internal->avctx);
for (i = 0; i < st->internal->nb_bsfcs; i++) {
av_bsf_free(&st->internal->bsfcs[i]);
av_freep(&st->internal->bsfcs);
}
av_bsf_free(&st->internal->extract_extradata.bsf);
av_packet_free(&st->internal->extract_extradata.pkt);
}
av_freep(&st->internal);
av_dict_free(&st->metadata);
avcodec_parameters_free(&st->codecpar);
av_freep(&st->probe_data.buf);
av_freep(&st->index_entries);
#if FF_API_LAVF_AVCTX
FF_DISABLE_DEPRECATION_WARNINGS
av_freep(&st->codec->extradata);
av_freep(&st->codec->subtitle_header);
av_freep(&st->codec);
FF_ENABLE_DEPRECATION_WARNINGS
#endif
av_freep(&st->priv_data);
if (st->info)
av_freep(&st->info->duration_error);
av_freep(&st->info);
av_freep(&st->recommended_encoder_configuration);
av_freep(&st->priv_pts);
av_freep(pst);
}
| 9,903 |
FFmpeg | 2caf19e90f270abe1e80a3e85acaf0eb5c9d0aac | 1 | static void FUNCC(pred16x16_horizontal)(uint8_t *_src, int stride){
int i;
pixel *src = (pixel*)_src;
stride /= sizeof(pixel);
for(i=0; i<16; i++){
((pixel4*)(src+i*stride))[0] =
((pixel4*)(src+i*stride))[1] =
((pixel4*)(src+i*stride))[2] =
((pixel4*)(src+i*stride))[3] = PIXEL_SPLAT_X4(src[-1+i*stride]);
}
}
| 9,905 |
qemu | 344dc16fae0cb6a011aa5befffc8e7d520b11d5d | 1 | static void virtio_queue_host_notifier_read(EventNotifier *n)
{
VirtQueue *vq = container_of(n, VirtQueue, host_notifier);
if (event_notifier_test_and_clear(n)) {
virtio_queue_notify_vq(vq);
}
}
| 9,906 |
qemu | d2164ad35c411d97abd2aa5c6f160283d215e214 | 1 | static int get_uint16_equal(QEMUFile *f, void *pv, size_t size,
VMStateField *field)
{
uint16_t *v = pv;
uint16_t v2;
qemu_get_be16s(f, &v2);
if (*v == v2) {
return 0;
error_report("%x != %x", *v, v2);
return -EINVAL;
| 9,907 |
qemu | 187337f8b0ec0813dd3876d1efe37d415fb81c2e | 1 | static struct scoop_info_s *spitz_scoop_init(struct pxa2xx_state_s *cpu,
int count) {
int iomemtype;
struct scoop_info_s *s;
s = (struct scoop_info_s *)
qemu_mallocz(sizeof(struct scoop_info_s) * 2);
memset(s, 0, sizeof(struct scoop_info_s) * count);
s[0].target_base = 0x10800000;
s[1].target_base = 0x08800040;
/* Ready */
s[0].status = 0x02;
s[1].status = 0x02;
iomemtype = cpu_register_io_memory(0, scoop_readfn,
scoop_writefn, &s[0]);
cpu_register_physical_memory(s[0].target_base, 0xfff, iomemtype);
register_savevm("scoop", 0, 0, scoop_save, scoop_load, &s[0]);
if (count < 2)
return s;
iomemtype = cpu_register_io_memory(0, scoop_readfn,
scoop_writefn, &s[1]);
cpu_register_physical_memory(s[1].target_base, 0xfff, iomemtype);
register_savevm("scoop", 1, 0, scoop_save, scoop_load, &s[1]);
return s;
}
| 9,908 |
FFmpeg | 3408f4669427f5e950774d135c007f77d0d08d61 | 1 | static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
ShowCQTContext *s = ctx->priv;
int remaining, step, ret, x, i, j, m;
float *audio_data;
AVFrame *out = NULL;
if (!insamples) {
while (s->remaining_fill < s->fft_len / 2) {
memset(&s->fft_data[s->fft_len - s->remaining_fill], 0, sizeof(*s->fft_data) * s->remaining_fill);
ret = plot_cqt(ctx, &out);
if (ret < 0)
return ret;
step = s->step + (s->step_frac.num + s->remaining_frac) / s->step_frac.den;
s->remaining_frac = (s->step_frac.num + s->remaining_frac) % s->step_frac.den;
for (x = 0; x < (s->fft_len-step); x++)
s->fft_data[x] = s->fft_data[x+step];
s->remaining_fill += step;
if (out)
return ff_filter_frame(outlink, out);
}
return AVERROR_EOF;
}
remaining = insamples->nb_samples;
audio_data = (float*) insamples->data[0];
while (remaining) {
i = insamples->nb_samples - remaining;
j = s->fft_len - s->remaining_fill;
if (remaining >= s->remaining_fill) {
for (m = 0; m < s->remaining_fill; m++) {
s->fft_data[j+m].re = audio_data[2*(i+m)];
s->fft_data[j+m].im = audio_data[2*(i+m)+1];
}
ret = plot_cqt(ctx, &out);
if (ret < 0) {
av_frame_free(&insamples);
return ret;
}
remaining -= s->remaining_fill;
if (out) {
int64_t pts = av_rescale_q(insamples->pts, inlink->time_base, av_make_q(1, inlink->sample_rate));
pts += insamples->nb_samples - remaining - s->fft_len/2;
pts = av_rescale_q(pts, av_make_q(1, inlink->sample_rate), outlink->time_base);
if (FFABS(pts - out->pts) > PTS_TOLERANCE) {
av_log(ctx, AV_LOG_DEBUG, "changing pts from %"PRId64" (%.3f) to %"PRId64" (%.3f).\n",
out->pts, out->pts * av_q2d(outlink->time_base),
pts, pts * av_q2d(outlink->time_base));
out->pts = pts;
s->next_pts = pts + PTS_STEP;
}
ret = ff_filter_frame(outlink, out);
if (ret < 0) {
av_frame_free(&insamples);
return ret;
}
out = NULL;
}
step = s->step + (s->step_frac.num + s->remaining_frac) / s->step_frac.den;
s->remaining_frac = (s->step_frac.num + s->remaining_frac) % s->step_frac.den;
for (m = 0; m < s->fft_len-step; m++)
s->fft_data[m] = s->fft_data[m+step];
s->remaining_fill = step;
} else {
for (m = 0; m < remaining; m++) {
s->fft_data[j+m].re = audio_data[2*(i+m)];
s->fft_data[j+m].im = audio_data[2*(i+m)+1];
}
s->remaining_fill -= remaining;
remaining = 0;
}
}
av_frame_free(&insamples);
return 0;
}
| 9,909 |
qemu | 4f298a4b2957b7833bc607c951ca27c458d98d88 | 1 | static void rearm_sensor_evts(IPMIBmcSim *ibs,
uint8_t *cmd, unsigned int cmd_len,
uint8_t *rsp, unsigned int *rsp_len,
unsigned int max_rsp_len)
{
IPMISensor *sens;
IPMI_CHECK_CMD_LEN(4);
if ((cmd[2] >= MAX_SENSORS) ||
!IPMI_SENSOR_GET_PRESENT(ibs->sensors + cmd[2])) {
rsp[2] = IPMI_CC_REQ_ENTRY_NOT_PRESENT;
return;
}
sens = ibs->sensors + cmd[2];
if ((cmd[3] & 0x80) == 0) {
/* Just clear everything */
sens->states = 0;
return;
}
}
| 9,910 |
qemu | 1bbd185fa826a2da7c6089b968f9f7d08438c2c8 | 1 | CharDriverState *qemu_chr_open_opts(QemuOpts *opts,
void (*init)(struct CharDriverState *s))
{
CharDriverState *chr;
int i;
if (qemu_opts_id(opts) == NULL) {
fprintf(stderr, "chardev: no id specified\n");
for (i = 0; i < ARRAY_SIZE(backend_table); i++) {
if (strcmp(backend_table[i].name, qemu_opt_get(opts, "backend")) == 0)
break;
if (i == ARRAY_SIZE(backend_table)) {
fprintf(stderr, "chardev: backend \"%s\" not found\n",
qemu_opt_get(opts, "backend"));
chr = backend_table[i].open(opts);
if (!chr) {
fprintf(stderr, "chardev: opening backend \"%s\" failed\n",
qemu_opt_get(opts, "backend"));
if (!chr->filename)
chr->filename = qemu_strdup(qemu_opt_get(opts, "backend"));
chr->init = init;
QTAILQ_INSERT_TAIL(&chardevs, chr, next);
if (qemu_opt_get_bool(opts, "mux", 0)) {
CharDriverState *base = chr;
int len = strlen(qemu_opts_id(opts)) + 6;
base->label = qemu_malloc(len);
snprintf(base->label, len, "%s-base", qemu_opts_id(opts));
chr = qemu_chr_open_mux(base);
chr->filename = base->filename;
QTAILQ_INSERT_TAIL(&chardevs, chr, next);
chr->label = qemu_strdup(qemu_opts_id(opts));
return chr;
| 9,912 |
qemu | c4523aae0664aecaa366d45e3d0f3d810ca33062 | 1 | QVirtioPCIDevice *qvirtio_pci_device_find(QPCIBus *bus, uint16_t device_type)
{
QVirtioPCIDevice *dev = NULL;
qvirtio_pci_foreach(bus, device_type, qvirtio_pci_assign_device, &dev);
dev->vdev.bus = &qvirtio_pci;
return dev;
}
| 9,914 |
FFmpeg | 1546d487cf12da37d90a080813f8d57ac33036bf | 1 | static int get_dimension(GetBitContext *gb, const int *dim)
{
int t = get_bits(gb, 3);
int val = dim[t];
if(val < 0)
val = dim[get_bits1(gb) - val];
if(!val){
do{
t = get_bits(gb, 8);
val += t << 2;
}while(t == 0xFF);
}
return val;
} | 9,915 |
qemu | 927d811b282ffdf5386bd63f435c1507634ba49a | 1 | static int slirp_smb(SlirpState* s, const char *exported_dir,
struct in_addr vserver_addr)
{
static int instance;
char smb_conf[128];
char smb_cmdline[128];
struct passwd *passwd;
FILE *f;
passwd = getpwuid(geteuid());
if (!passwd) {
error_report("failed to retrieve user name");
snprintf(s->smb_dir, sizeof(s->smb_dir), "/tmp/qemu-smb.%ld-%d",
(long)getpid(), instance++);
if (mkdir(s->smb_dir, 0700) < 0) {
error_report("could not create samba server dir '%s'", s->smb_dir);
snprintf(smb_conf, sizeof(smb_conf), "%s/%s", s->smb_dir, "smb.conf");
f = fopen(smb_conf, "w");
if (!f) {
slirp_smb_cleanup(s);
error_report("could not create samba server configuration file '%s'",
smb_conf);
fprintf(f,
"[global]\n"
"private dir=%s\n"
"socket address=127.0.0.1\n"
"pid directory=%s\n"
"lock directory=%s\n"
"state directory=%s\n"
"log file=%s/log.smbd\n"
"smb passwd file=%s/smbpasswd\n"
"security = share\n"
"[qemu]\n"
"path=%s\n"
"read only=no\n"
"guest ok=yes\n"
"force user=%s\n",
s->smb_dir,
s->smb_dir,
s->smb_dir,
s->smb_dir,
s->smb_dir,
s->smb_dir,
exported_dir,
passwd->pw_name
);
fclose(f);
snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
CONFIG_SMBD_COMMAND, smb_conf);
if (slirp_add_exec(s->slirp, 0, smb_cmdline, &vserver_addr, 139) < 0) {
slirp_smb_cleanup(s);
error_report("conflicting/invalid smbserver address");
return 0; | 9,916 |
qemu | a973001797221b0fd7be55cb6513c72a01f4b639 | 1 | static always_inline void gen_op_arith_compute_ca(DisasContext *ctx, TCGv arg1, TCGv arg2, int sub)
{
int l1 = gen_new_label();
#if defined(TARGET_PPC64)
if (!(ctx->sf_mode)) {
TCGv t0, t1;
t0 = tcg_temp_new(TCG_TYPE_TL);
t1 = tcg_temp_new(TCG_TYPE_TL);
tcg_gen_ext32u_tl(t0, arg1);
tcg_gen_ext32u_tl(t1, arg2);
if (sub) {
tcg_gen_brcond_tl(TCG_COND_GTU, t0, t1, l1);
} else {
tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1);
}
} else
#endif
if (sub) {
tcg_gen_brcond_tl(TCG_COND_GTU, arg1, arg2, l1);
} else {
tcg_gen_brcond_tl(TCG_COND_GEU, arg1, arg2, l1);
}
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
gen_set_label(l1);
}
| 9,917 |
FFmpeg | 29ba091136a5e04574f7bfc1b17536c923958f6f | 0 | const char *avformat_configuration(void)
{
return FFMPEG_CONFIGURATION;
}
| 9,918 |
FFmpeg | 29b5f3115d9f217758bebd1d00e541aa3e739d2a | 0 | int ff_framesync_dualinput_get_writable(FFFrameSync *fs, AVFrame **f0, AVFrame **f1)
{
int ret;
ret = ff_framesync_dualinput_get(fs, f0, f1);
if (ret < 0)
return ret;
ret = ff_inlink_make_frame_writable(fs->parent->inputs[0], f0);
if (ret < 0) {
av_frame_free(f0);
av_frame_free(f1);
return ret;
}
return 0;
}
| 9,920 |
FFmpeg | e48f7ff3cb73fbaba0f5b8d442dc5909f705c863 | 1 | static int matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data,
int size, int64_t pos, uint64_t cluster_time,
uint64_t duration, int is_keyframe,
int64_t cluster_pos)
{
uint64_t timecode = AV_NOPTS_VALUE;
MatroskaTrack *track;
int res = 0;
AVStream *st;
AVPacket *pkt;
int16_t block_time;
uint32_t *lace_size = NULL;
int n, flags, laces = 0;
uint64_t num;
if ((n = matroska_ebmlnum_uint(matroska, data, size, &num)) < 0) {
av_log(matroska->ctx, AV_LOG_ERROR, "EBML block data error\n");
return res;
data += n;
size -= n;
track = matroska_find_track_by_num(matroska, num);
if (size <= 3 || !track || !track->stream) {
av_log(matroska->ctx, AV_LOG_INFO,
"Invalid stream %"PRIu64" or size %u\n", num, size);
return res;
st = track->stream;
if (st->discard >= AVDISCARD_ALL)
return res;
if (duration == AV_NOPTS_VALUE)
duration = track->default_duration / matroska->time_scale;
block_time = AV_RB16(data);
data += 2;
flags = *data++;
size -= 3;
if (is_keyframe == -1)
is_keyframe = flags & 0x80 ? PKT_FLAG_KEY : 0;
if (cluster_time != (uint64_t)-1
&& (block_time >= 0 || cluster_time >= -block_time)) {
timecode = cluster_time + block_time;
if (track->type == MATROSKA_TRACK_TYPE_SUBTITLE
&& timecode < track->end_timecode)
is_keyframe = 0; /* overlapping subtitles are not key frame */
if (is_keyframe)
av_add_index_entry(st, cluster_pos, timecode, 0,0,AVINDEX_KEYFRAME);
track->end_timecode = FFMAX(track->end_timecode, timecode+duration);
if (matroska->skip_to_keyframe && track->type != MATROSKA_TRACK_TYPE_SUBTITLE) {
if (!is_keyframe || timecode < matroska->skip_to_timecode)
return res;
matroska->skip_to_keyframe = 0;
switch ((flags & 0x06) >> 1) {
case 0x0: /* no lacing */
laces = 1;
lace_size = av_mallocz(sizeof(int));
lace_size[0] = size;
case 0x1: /* Xiph lacing */
case 0x2: /* fixed-size lacing */
case 0x3: /* EBML lacing */
assert(size>0); // size <=3 is checked before size-=3 above
laces = (*data) + 1;
data += 1;
size -= 1;
lace_size = av_mallocz(laces * sizeof(int));
switch ((flags & 0x06) >> 1) {
case 0x1: /* Xiph lacing */ {
uint8_t temp;
uint32_t total = 0;
for (n = 0; res == 0 && n < laces - 1; n++) {
while (1) {
if (size == 0) {
res = -1;
temp = *data;
lace_size[n] += temp;
data += 1;
size -= 1;
if (temp != 0xff)
total += lace_size[n];
lace_size[n] = size - total;
case 0x2: /* fixed-size lacing */
for (n = 0; n < laces; n++)
lace_size[n] = size / laces;
case 0x3: /* EBML lacing */ {
uint32_t total;
n = matroska_ebmlnum_uint(matroska, data, size, &num);
if (n < 0) {
av_log(matroska->ctx, AV_LOG_INFO,
"EBML block data error\n");
data += n;
size -= n;
total = lace_size[0] = num;
for (n = 1; res == 0 && n < laces - 1; n++) {
int64_t snum;
int r;
r = matroska_ebmlnum_sint(matroska, data, size, &snum);
if (r < 0) {
av_log(matroska->ctx, AV_LOG_INFO,
"EBML block data error\n");
data += r;
size -= r;
lace_size[n] = lace_size[n - 1] + snum;
total += lace_size[n];
lace_size[n] = size - total;
if (res == 0) {
for (n = 0; n < laces; n++) {
if ((st->codec->codec_id == CODEC_ID_RA_288 ||
st->codec->codec_id == CODEC_ID_COOK ||
st->codec->codec_id == CODEC_ID_ATRAC3) &&
st->codec->block_align && track->audio.sub_packet_size) {
int a = st->codec->block_align;
int sps = track->audio.sub_packet_size;
int cfs = track->audio.coded_framesize;
int h = track->audio.sub_packet_h;
int y = track->audio.sub_packet_cnt;
int w = track->audio.frame_size;
int x;
if (!track->audio.pkt_cnt) {
if (st->codec->codec_id == CODEC_ID_RA_288)
for (x=0; x<h/2; x++)
memcpy(track->audio.buf+x*2*w+y*cfs,
data+x*cfs, cfs);
else
for (x=0; x<w/sps; x++)
memcpy(track->audio.buf+sps*(h*x+((h+1)/2)*(y&1)+(y>>1)), data+x*sps, sps);
if (++track->audio.sub_packet_cnt >= h) {
track->audio.sub_packet_cnt = 0;
track->audio.pkt_cnt = h*w / a;
while (track->audio.pkt_cnt) {
pkt = av_mallocz(sizeof(AVPacket));
av_new_packet(pkt, a);
memcpy(pkt->data, track->audio.buf
+ a * (h*w / a - track->audio.pkt_cnt--), a);
pkt->pos = pos;
pkt->stream_index = st->index;
dynarray_add(&matroska->packets,&matroska->num_packets,pkt);
} else {
MatroskaTrackEncoding *encodings = track->encodings.elem;
int offset = 0, pkt_size = lace_size[n];
uint8_t *pkt_data = data;
if (encodings && encodings->scope & 1) {
offset = matroska_decode_buffer(&pkt_data,&pkt_size, track);
if (offset < 0)
continue;
pkt = av_mallocz(sizeof(AVPacket));
/* XXX: prevent data copy... */
if (av_new_packet(pkt, pkt_size+offset) < 0) {
av_free(pkt);
res = AVERROR(ENOMEM);
if (offset)
memcpy (pkt->data, encodings->compression.settings.data, offset);
memcpy (pkt->data+offset, pkt_data, pkt_size);
if (pkt_data != data)
av_free(pkt_data);
if (n == 0)
pkt->flags = is_keyframe;
pkt->stream_index = st->index;
if (track->ms_compat)
pkt->dts = timecode;
else
pkt->pts = timecode;
pkt->pos = pos;
if (st->codec->codec_id == CODEC_ID_TEXT)
pkt->convergence_duration = duration;
else if (track->type != MATROSKA_TRACK_TYPE_SUBTITLE)
pkt->duration = duration;
if (st->codec->codec_id == CODEC_ID_SSA)
matroska_fix_ass_packet(matroska, pkt, duration);
if (matroska->prev_pkt &&
timecode != AV_NOPTS_VALUE &&
matroska->prev_pkt->pts == timecode &&
matroska->prev_pkt->stream_index == st->index)
matroska_merge_packets(matroska->prev_pkt, pkt);
else {
dynarray_add(&matroska->packets,&matroska->num_packets,pkt);
matroska->prev_pkt = pkt;
if (timecode != AV_NOPTS_VALUE)
timecode = duration ? timecode + duration : AV_NOPTS_VALUE;
data += lace_size[n];
size -= lace_size[n];
av_free(lace_size);
return res; | 9,921 |
qemu | 15fa08f8451babc88d733bd411d4c94976f9d0f8 | 1 | void tcg_optimize(TCGContext *s)
{
int oi, oi_next, nb_temps, nb_globals;
TCGOp *prev_mb = NULL;
struct tcg_temp_info *infos;
TCGTempSet temps_used;
/* Array VALS has an element for each temp.
If this temp holds a constant then its value is kept in VALS' element.
If this temp is a copy of other ones then the other copies are
available through the doubly linked circular list. */
nb_temps = s->nb_temps;
nb_globals = s->nb_globals;
bitmap_zero(temps_used.l, nb_temps);
infos = tcg_malloc(sizeof(struct tcg_temp_info) * nb_temps);
for (oi = s->gen_op_buf[0].next; oi != 0; oi = oi_next) {
tcg_target_ulong mask, partmask, affected;
int nb_oargs, nb_iargs, i;
TCGArg tmp;
TCGOp * const op = &s->gen_op_buf[oi];
TCGOpcode opc = op->opc;
const TCGOpDef *def = &tcg_op_defs[opc];
oi_next = op->next;
/* Count the arguments, and initialize the temps that are
going to be used */
if (opc == INDEX_op_call) {
nb_oargs = op->callo;
nb_iargs = op->calli;
for (i = 0; i < nb_oargs + nb_iargs; i++) {
TCGTemp *ts = arg_temp(op->args[i]);
if (ts) {
init_ts_info(infos, &temps_used, ts);
}
}
} else {
nb_oargs = def->nb_oargs;
nb_iargs = def->nb_iargs;
for (i = 0; i < nb_oargs + nb_iargs; i++) {
init_arg_info(infos, &temps_used, op->args[i]);
}
}
/* Do copy propagation */
for (i = nb_oargs; i < nb_oargs + nb_iargs; i++) {
TCGTemp *ts = arg_temp(op->args[i]);
if (ts && ts_is_copy(ts)) {
op->args[i] = temp_arg(find_better_copy(s, ts));
}
}
/* For commutative operations make constant second argument */
switch (opc) {
CASE_OP_32_64(add):
CASE_OP_32_64(mul):
CASE_OP_32_64(and):
CASE_OP_32_64(or):
CASE_OP_32_64(xor):
CASE_OP_32_64(eqv):
CASE_OP_32_64(nand):
CASE_OP_32_64(nor):
CASE_OP_32_64(muluh):
CASE_OP_32_64(mulsh):
swap_commutative(op->args[0], &op->args[1], &op->args[2]);
break;
CASE_OP_32_64(brcond):
if (swap_commutative(-1, &op->args[0], &op->args[1])) {
op->args[2] = tcg_swap_cond(op->args[2]);
}
break;
CASE_OP_32_64(setcond):
if (swap_commutative(op->args[0], &op->args[1], &op->args[2])) {
op->args[3] = tcg_swap_cond(op->args[3]);
}
break;
CASE_OP_32_64(movcond):
if (swap_commutative(-1, &op->args[1], &op->args[2])) {
op->args[5] = tcg_swap_cond(op->args[5]);
}
/* For movcond, we canonicalize the "false" input reg to match
the destination reg so that the tcg backend can implement
a "move if true" operation. */
if (swap_commutative(op->args[0], &op->args[4], &op->args[3])) {
op->args[5] = tcg_invert_cond(op->args[5]);
}
break;
CASE_OP_32_64(add2):
swap_commutative(op->args[0], &op->args[2], &op->args[4]);
swap_commutative(op->args[1], &op->args[3], &op->args[5]);
break;
CASE_OP_32_64(mulu2):
CASE_OP_32_64(muls2):
swap_commutative(op->args[0], &op->args[2], &op->args[3]);
break;
case INDEX_op_brcond2_i32:
if (swap_commutative2(&op->args[0], &op->args[2])) {
op->args[4] = tcg_swap_cond(op->args[4]);
}
break;
case INDEX_op_setcond2_i32:
if (swap_commutative2(&op->args[1], &op->args[3])) {
op->args[5] = tcg_swap_cond(op->args[5]);
}
break;
default:
break;
}
/* Simplify expressions for "shift/rot r, 0, a => movi r, 0",
and "sub r, 0, a => neg r, a" case. */
switch (opc) {
CASE_OP_32_64(shl):
CASE_OP_32_64(shr):
CASE_OP_32_64(sar):
CASE_OP_32_64(rotl):
CASE_OP_32_64(rotr):
if (arg_is_const(op->args[1])
&& arg_info(op->args[1])->val == 0) {
tcg_opt_gen_movi(s, op, op->args[0], 0);
continue;
}
break;
CASE_OP_32_64(sub):
{
TCGOpcode neg_op;
bool have_neg;
if (arg_is_const(op->args[2])) {
/* Proceed with possible constant folding. */
break;
}
if (opc == INDEX_op_sub_i32) {
neg_op = INDEX_op_neg_i32;
have_neg = TCG_TARGET_HAS_neg_i32;
} else {
neg_op = INDEX_op_neg_i64;
have_neg = TCG_TARGET_HAS_neg_i64;
}
if (!have_neg) {
break;
}
if (arg_is_const(op->args[1])
&& arg_info(op->args[1])->val == 0) {
op->opc = neg_op;
reset_temp(op->args[0]);
op->args[1] = op->args[2];
continue;
}
}
break;
CASE_OP_32_64(xor):
CASE_OP_32_64(nand):
if (!arg_is_const(op->args[1])
&& arg_is_const(op->args[2])
&& arg_info(op->args[2])->val == -1) {
i = 1;
goto try_not;
}
break;
CASE_OP_32_64(nor):
if (!arg_is_const(op->args[1])
&& arg_is_const(op->args[2])
&& arg_info(op->args[2])->val == 0) {
i = 1;
goto try_not;
}
break;
CASE_OP_32_64(andc):
if (!arg_is_const(op->args[2])
&& arg_is_const(op->args[1])
&& arg_info(op->args[1])->val == -1) {
i = 2;
goto try_not;
}
break;
CASE_OP_32_64(orc):
CASE_OP_32_64(eqv):
if (!arg_is_const(op->args[2])
&& arg_is_const(op->args[1])
&& arg_info(op->args[1])->val == 0) {
i = 2;
goto try_not;
}
break;
try_not:
{
TCGOpcode not_op;
bool have_not;
if (def->flags & TCG_OPF_64BIT) {
not_op = INDEX_op_not_i64;
have_not = TCG_TARGET_HAS_not_i64;
} else {
not_op = INDEX_op_not_i32;
have_not = TCG_TARGET_HAS_not_i32;
}
if (!have_not) {
break;
}
op->opc = not_op;
reset_temp(op->args[0]);
op->args[1] = op->args[i];
continue;
}
default:
break;
}
/* Simplify expression for "op r, a, const => mov r, a" cases */
switch (opc) {
CASE_OP_32_64(add):
CASE_OP_32_64(sub):
CASE_OP_32_64(shl):
CASE_OP_32_64(shr):
CASE_OP_32_64(sar):
CASE_OP_32_64(rotl):
CASE_OP_32_64(rotr):
CASE_OP_32_64(or):
CASE_OP_32_64(xor):
CASE_OP_32_64(andc):
if (!arg_is_const(op->args[1])
&& arg_is_const(op->args[2])
&& arg_info(op->args[2])->val == 0) {
tcg_opt_gen_mov(s, op, op->args[0], op->args[1]);
continue;
}
break;
CASE_OP_32_64(and):
CASE_OP_32_64(orc):
CASE_OP_32_64(eqv):
if (!arg_is_const(op->args[1])
&& arg_is_const(op->args[2])
&& arg_info(op->args[2])->val == -1) {
tcg_opt_gen_mov(s, op, op->args[0], op->args[1]);
continue;
}
break;
default:
break;
}
/* Simplify using known-zero bits. Currently only ops with a single
output argument is supported. */
mask = -1;
affected = -1;
switch (opc) {
CASE_OP_32_64(ext8s):
if ((arg_info(op->args[1])->mask & 0x80) != 0) {
break;
}
CASE_OP_32_64(ext8u):
mask = 0xff;
goto and_const;
CASE_OP_32_64(ext16s):
if ((arg_info(op->args[1])->mask & 0x8000) != 0) {
break;
}
CASE_OP_32_64(ext16u):
mask = 0xffff;
goto and_const;
case INDEX_op_ext32s_i64:
if ((arg_info(op->args[1])->mask & 0x80000000) != 0) {
break;
}
case INDEX_op_ext32u_i64:
mask = 0xffffffffU;
goto and_const;
CASE_OP_32_64(and):
mask = arg_info(op->args[2])->mask;
if (arg_is_const(op->args[2])) {
and_const:
affected = arg_info(op->args[1])->mask & ~mask;
}
mask = arg_info(op->args[1])->mask & mask;
break;
case INDEX_op_ext_i32_i64:
if ((arg_info(op->args[1])->mask & 0x80000000) != 0) {
break;
}
case INDEX_op_extu_i32_i64:
/* We do not compute affected as it is a size changing op. */
mask = (uint32_t)arg_info(op->args[1])->mask;
break;
CASE_OP_32_64(andc):
/* Known-zeros does not imply known-ones. Therefore unless
op->args[2] is constant, we can't infer anything from it. */
if (arg_is_const(op->args[2])) {
mask = ~arg_info(op->args[2])->mask;
goto and_const;
}
/* But we certainly know nothing outside args[1] may be set. */
mask = arg_info(op->args[1])->mask;
break;
case INDEX_op_sar_i32:
if (arg_is_const(op->args[2])) {
tmp = arg_info(op->args[2])->val & 31;
mask = (int32_t)arg_info(op->args[1])->mask >> tmp;
}
break;
case INDEX_op_sar_i64:
if (arg_is_const(op->args[2])) {
tmp = arg_info(op->args[2])->val & 63;
mask = (int64_t)arg_info(op->args[1])->mask >> tmp;
}
break;
case INDEX_op_shr_i32:
if (arg_is_const(op->args[2])) {
tmp = arg_info(op->args[2])->val & 31;
mask = (uint32_t)arg_info(op->args[1])->mask >> tmp;
}
break;
case INDEX_op_shr_i64:
if (arg_is_const(op->args[2])) {
tmp = arg_info(op->args[2])->val & 63;
mask = (uint64_t)arg_info(op->args[1])->mask >> tmp;
}
break;
case INDEX_op_extrl_i64_i32:
mask = (uint32_t)arg_info(op->args[1])->mask;
break;
case INDEX_op_extrh_i64_i32:
mask = (uint64_t)arg_info(op->args[1])->mask >> 32;
break;
CASE_OP_32_64(shl):
if (arg_is_const(op->args[2])) {
tmp = arg_info(op->args[2])->val & (TCG_TARGET_REG_BITS - 1);
mask = arg_info(op->args[1])->mask << tmp;
}
break;
CASE_OP_32_64(neg):
/* Set to 1 all bits to the left of the rightmost. */
mask = -(arg_info(op->args[1])->mask
& -arg_info(op->args[1])->mask);
break;
CASE_OP_32_64(deposit):
mask = deposit64(arg_info(op->args[1])->mask,
op->args[3], op->args[4],
arg_info(op->args[2])->mask);
break;
CASE_OP_32_64(extract):
mask = extract64(arg_info(op->args[1])->mask,
op->args[2], op->args[3]);
if (op->args[2] == 0) {
affected = arg_info(op->args[1])->mask & ~mask;
}
break;
CASE_OP_32_64(sextract):
mask = sextract64(arg_info(op->args[1])->mask,
op->args[2], op->args[3]);
if (op->args[2] == 0 && (tcg_target_long)mask >= 0) {
affected = arg_info(op->args[1])->mask & ~mask;
}
break;
CASE_OP_32_64(or):
CASE_OP_32_64(xor):
mask = arg_info(op->args[1])->mask | arg_info(op->args[2])->mask;
break;
case INDEX_op_clz_i32:
case INDEX_op_ctz_i32:
mask = arg_info(op->args[2])->mask | 31;
break;
case INDEX_op_clz_i64:
case INDEX_op_ctz_i64:
mask = arg_info(op->args[2])->mask | 63;
break;
case INDEX_op_ctpop_i32:
mask = 32 | 31;
break;
case INDEX_op_ctpop_i64:
mask = 64 | 63;
break;
CASE_OP_32_64(setcond):
case INDEX_op_setcond2_i32:
mask = 1;
break;
CASE_OP_32_64(movcond):
mask = arg_info(op->args[3])->mask | arg_info(op->args[4])->mask;
break;
CASE_OP_32_64(ld8u):
mask = 0xff;
break;
CASE_OP_32_64(ld16u):
mask = 0xffff;
break;
case INDEX_op_ld32u_i64:
mask = 0xffffffffu;
break;
CASE_OP_32_64(qemu_ld):
{
TCGMemOpIdx oi = op->args[nb_oargs + nb_iargs];
TCGMemOp mop = get_memop(oi);
if (!(mop & MO_SIGN)) {
mask = (2ULL << ((8 << (mop & MO_SIZE)) - 1)) - 1;
}
}
break;
default:
break;
}
/* 32-bit ops generate 32-bit results. For the result is zero test
below, we can ignore high bits, but for further optimizations we
need to record that the high bits contain garbage. */
partmask = mask;
if (!(def->flags & TCG_OPF_64BIT)) {
mask |= ~(tcg_target_ulong)0xffffffffu;
partmask &= 0xffffffffu;
affected &= 0xffffffffu;
}
if (partmask == 0) {
tcg_debug_assert(nb_oargs == 1);
tcg_opt_gen_movi(s, op, op->args[0], 0);
continue;
}
if (affected == 0) {
tcg_debug_assert(nb_oargs == 1);
tcg_opt_gen_mov(s, op, op->args[0], op->args[1]);
continue;
}
/* Simplify expression for "op r, a, 0 => movi r, 0" cases */
switch (opc) {
CASE_OP_32_64(and):
CASE_OP_32_64(mul):
CASE_OP_32_64(muluh):
CASE_OP_32_64(mulsh):
if (arg_is_const(op->args[2])
&& arg_info(op->args[2])->val == 0) {
tcg_opt_gen_movi(s, op, op->args[0], 0);
continue;
}
break;
default:
break;
}
/* Simplify expression for "op r, a, a => mov r, a" cases */
switch (opc) {
CASE_OP_32_64(or):
CASE_OP_32_64(and):
if (args_are_copies(op->args[1], op->args[2])) {
tcg_opt_gen_mov(s, op, op->args[0], op->args[1]);
continue;
}
break;
default:
break;
}
/* Simplify expression for "op r, a, a => movi r, 0" cases */
switch (opc) {
CASE_OP_32_64(andc):
CASE_OP_32_64(sub):
CASE_OP_32_64(xor):
if (args_are_copies(op->args[1], op->args[2])) {
tcg_opt_gen_movi(s, op, op->args[0], 0);
continue;
}
break;
default:
break;
}
/* Propagate constants through copy operations and do constant
folding. Constants will be substituted to arguments by register
allocator where needed and possible. Also detect copies. */
switch (opc) {
CASE_OP_32_64(mov):
tcg_opt_gen_mov(s, op, op->args[0], op->args[1]);
break;
CASE_OP_32_64(movi):
tcg_opt_gen_movi(s, op, op->args[0], op->args[1]);
break;
CASE_OP_32_64(not):
CASE_OP_32_64(neg):
CASE_OP_32_64(ext8s):
CASE_OP_32_64(ext8u):
CASE_OP_32_64(ext16s):
CASE_OP_32_64(ext16u):
CASE_OP_32_64(ctpop):
case INDEX_op_ext32s_i64:
case INDEX_op_ext32u_i64:
case INDEX_op_ext_i32_i64:
case INDEX_op_extu_i32_i64:
case INDEX_op_extrl_i64_i32:
case INDEX_op_extrh_i64_i32:
if (arg_is_const(op->args[1])) {
tmp = do_constant_folding(opc, arg_info(op->args[1])->val, 0);
tcg_opt_gen_movi(s, op, op->args[0], tmp);
break;
}
goto do_default;
CASE_OP_32_64(add):
CASE_OP_32_64(sub):
CASE_OP_32_64(mul):
CASE_OP_32_64(or):
CASE_OP_32_64(and):
CASE_OP_32_64(xor):
CASE_OP_32_64(shl):
CASE_OP_32_64(shr):
CASE_OP_32_64(sar):
CASE_OP_32_64(rotl):
CASE_OP_32_64(rotr):
CASE_OP_32_64(andc):
CASE_OP_32_64(orc):
CASE_OP_32_64(eqv):
CASE_OP_32_64(nand):
CASE_OP_32_64(nor):
CASE_OP_32_64(muluh):
CASE_OP_32_64(mulsh):
CASE_OP_32_64(div):
CASE_OP_32_64(divu):
CASE_OP_32_64(rem):
CASE_OP_32_64(remu):
if (arg_is_const(op->args[1]) && arg_is_const(op->args[2])) {
tmp = do_constant_folding(opc, arg_info(op->args[1])->val,
arg_info(op->args[2])->val);
tcg_opt_gen_movi(s, op, op->args[0], tmp);
break;
}
goto do_default;
CASE_OP_32_64(clz):
CASE_OP_32_64(ctz):
if (arg_is_const(op->args[1])) {
TCGArg v = arg_info(op->args[1])->val;
if (v != 0) {
tmp = do_constant_folding(opc, v, 0);
tcg_opt_gen_movi(s, op, op->args[0], tmp);
} else {
tcg_opt_gen_mov(s, op, op->args[0], op->args[2]);
}
break;
}
goto do_default;
CASE_OP_32_64(deposit):
if (arg_is_const(op->args[1]) && arg_is_const(op->args[2])) {
tmp = deposit64(arg_info(op->args[1])->val,
op->args[3], op->args[4],
arg_info(op->args[2])->val);
tcg_opt_gen_movi(s, op, op->args[0], tmp);
break;
}
goto do_default;
CASE_OP_32_64(extract):
if (arg_is_const(op->args[1])) {
tmp = extract64(arg_info(op->args[1])->val,
op->args[2], op->args[3]);
tcg_opt_gen_movi(s, op, op->args[0], tmp);
break;
}
goto do_default;
CASE_OP_32_64(sextract):
if (arg_is_const(op->args[1])) {
tmp = sextract64(arg_info(op->args[1])->val,
op->args[2], op->args[3]);
tcg_opt_gen_movi(s, op, op->args[0], tmp);
break;
}
goto do_default;
CASE_OP_32_64(setcond):
tmp = do_constant_folding_cond(opc, op->args[1],
op->args[2], op->args[3]);
if (tmp != 2) {
tcg_opt_gen_movi(s, op, op->args[0], tmp);
break;
}
goto do_default;
CASE_OP_32_64(brcond):
tmp = do_constant_folding_cond(opc, op->args[0],
op->args[1], op->args[2]);
if (tmp != 2) {
if (tmp) {
bitmap_zero(temps_used.l, nb_temps);
op->opc = INDEX_op_br;
op->args[0] = op->args[3];
} else {
tcg_op_remove(s, op);
}
break;
}
goto do_default;
CASE_OP_32_64(movcond):
tmp = do_constant_folding_cond(opc, op->args[1],
op->args[2], op->args[5]);
if (tmp != 2) {
tcg_opt_gen_mov(s, op, op->args[0], op->args[4-tmp]);
break;
}
if (arg_is_const(op->args[3]) && arg_is_const(op->args[4])) {
tcg_target_ulong tv = arg_info(op->args[3])->val;
tcg_target_ulong fv = arg_info(op->args[4])->val;
TCGCond cond = op->args[5];
if (fv == 1 && tv == 0) {
cond = tcg_invert_cond(cond);
} else if (!(tv == 1 && fv == 0)) {
goto do_default;
}
op->args[3] = cond;
op->opc = opc = (opc == INDEX_op_movcond_i32
? INDEX_op_setcond_i32
: INDEX_op_setcond_i64);
nb_iargs = 2;
}
goto do_default;
case INDEX_op_add2_i32:
case INDEX_op_sub2_i32:
if (arg_is_const(op->args[2]) && arg_is_const(op->args[3])
&& arg_is_const(op->args[4]) && arg_is_const(op->args[5])) {
uint32_t al = arg_info(op->args[2])->val;
uint32_t ah = arg_info(op->args[3])->val;
uint32_t bl = arg_info(op->args[4])->val;
uint32_t bh = arg_info(op->args[5])->val;
uint64_t a = ((uint64_t)ah << 32) | al;
uint64_t b = ((uint64_t)bh << 32) | bl;
TCGArg rl, rh;
TCGOp *op2 = tcg_op_insert_before(s, op, INDEX_op_movi_i32, 2);
if (opc == INDEX_op_add2_i32) {
a += b;
} else {
a -= b;
}
rl = op->args[0];
rh = op->args[1];
tcg_opt_gen_movi(s, op, rl, (int32_t)a);
tcg_opt_gen_movi(s, op2, rh, (int32_t)(a >> 32));
/* We've done all we need to do with the movi. Skip it. */
oi_next = op2->next;
break;
}
goto do_default;
case INDEX_op_mulu2_i32:
if (arg_is_const(op->args[2]) && arg_is_const(op->args[3])) {
uint32_t a = arg_info(op->args[2])->val;
uint32_t b = arg_info(op->args[3])->val;
uint64_t r = (uint64_t)a * b;
TCGArg rl, rh;
TCGOp *op2 = tcg_op_insert_before(s, op, INDEX_op_movi_i32, 2);
rl = op->args[0];
rh = op->args[1];
tcg_opt_gen_movi(s, op, rl, (int32_t)r);
tcg_opt_gen_movi(s, op2, rh, (int32_t)(r >> 32));
/* We've done all we need to do with the movi. Skip it. */
oi_next = op2->next;
break;
}
goto do_default;
case INDEX_op_brcond2_i32:
tmp = do_constant_folding_cond2(&op->args[0], &op->args[2],
op->args[4]);
if (tmp != 2) {
if (tmp) {
do_brcond_true:
bitmap_zero(temps_used.l, nb_temps);
op->opc = INDEX_op_br;
op->args[0] = op->args[5];
} else {
do_brcond_false:
tcg_op_remove(s, op);
}
} else if ((op->args[4] == TCG_COND_LT
|| op->args[4] == TCG_COND_GE)
&& arg_is_const(op->args[2])
&& arg_info(op->args[2])->val == 0
&& arg_is_const(op->args[3])
&& arg_info(op->args[3])->val == 0) {
/* Simplify LT/GE comparisons vs zero to a single compare
vs the high word of the input. */
do_brcond_high:
bitmap_zero(temps_used.l, nb_temps);
op->opc = INDEX_op_brcond_i32;
op->args[0] = op->args[1];
op->args[1] = op->args[3];
op->args[2] = op->args[4];
op->args[3] = op->args[5];
} else if (op->args[4] == TCG_COND_EQ) {
/* Simplify EQ comparisons where one of the pairs
can be simplified. */
tmp = do_constant_folding_cond(INDEX_op_brcond_i32,
op->args[0], op->args[2],
TCG_COND_EQ);
if (tmp == 0) {
goto do_brcond_false;
} else if (tmp == 1) {
goto do_brcond_high;
}
tmp = do_constant_folding_cond(INDEX_op_brcond_i32,
op->args[1], op->args[3],
TCG_COND_EQ);
if (tmp == 0) {
goto do_brcond_false;
} else if (tmp != 1) {
goto do_default;
}
do_brcond_low:
bitmap_zero(temps_used.l, nb_temps);
op->opc = INDEX_op_brcond_i32;
op->args[1] = op->args[2];
op->args[2] = op->args[4];
op->args[3] = op->args[5];
} else if (op->args[4] == TCG_COND_NE) {
/* Simplify NE comparisons where one of the pairs
can be simplified. */
tmp = do_constant_folding_cond(INDEX_op_brcond_i32,
op->args[0], op->args[2],
TCG_COND_NE);
if (tmp == 0) {
goto do_brcond_high;
} else if (tmp == 1) {
goto do_brcond_true;
}
tmp = do_constant_folding_cond(INDEX_op_brcond_i32,
op->args[1], op->args[3],
TCG_COND_NE);
if (tmp == 0) {
goto do_brcond_low;
} else if (tmp == 1) {
goto do_brcond_true;
}
goto do_default;
} else {
goto do_default;
}
break;
case INDEX_op_setcond2_i32:
tmp = do_constant_folding_cond2(&op->args[1], &op->args[3],
op->args[5]);
if (tmp != 2) {
do_setcond_const:
tcg_opt_gen_movi(s, op, op->args[0], tmp);
} else if ((op->args[5] == TCG_COND_LT
|| op->args[5] == TCG_COND_GE)
&& arg_is_const(op->args[3])
&& arg_info(op->args[3])->val == 0
&& arg_is_const(op->args[4])
&& arg_info(op->args[4])->val == 0) {
/* Simplify LT/GE comparisons vs zero to a single compare
vs the high word of the input. */
do_setcond_high:
reset_temp(op->args[0]);
arg_info(op->args[0])->mask = 1;
op->opc = INDEX_op_setcond_i32;
op->args[1] = op->args[2];
op->args[2] = op->args[4];
op->args[3] = op->args[5];
} else if (op->args[5] == TCG_COND_EQ) {
/* Simplify EQ comparisons where one of the pairs
can be simplified. */
tmp = do_constant_folding_cond(INDEX_op_setcond_i32,
op->args[1], op->args[3],
TCG_COND_EQ);
if (tmp == 0) {
goto do_setcond_const;
} else if (tmp == 1) {
goto do_setcond_high;
}
tmp = do_constant_folding_cond(INDEX_op_setcond_i32,
op->args[2], op->args[4],
TCG_COND_EQ);
if (tmp == 0) {
goto do_setcond_high;
} else if (tmp != 1) {
goto do_default;
}
do_setcond_low:
reset_temp(op->args[0]);
arg_info(op->args[0])->mask = 1;
op->opc = INDEX_op_setcond_i32;
op->args[2] = op->args[3];
op->args[3] = op->args[5];
} else if (op->args[5] == TCG_COND_NE) {
/* Simplify NE comparisons where one of the pairs
can be simplified. */
tmp = do_constant_folding_cond(INDEX_op_setcond_i32,
op->args[1], op->args[3],
TCG_COND_NE);
if (tmp == 0) {
goto do_setcond_high;
} else if (tmp == 1) {
goto do_setcond_const;
}
tmp = do_constant_folding_cond(INDEX_op_setcond_i32,
op->args[2], op->args[4],
TCG_COND_NE);
if (tmp == 0) {
goto do_setcond_low;
} else if (tmp == 1) {
goto do_setcond_const;
}
goto do_default;
} else {
goto do_default;
}
break;
case INDEX_op_call:
if (!(op->args[nb_oargs + nb_iargs + 1]
& (TCG_CALL_NO_READ_GLOBALS | TCG_CALL_NO_WRITE_GLOBALS))) {
for (i = 0; i < nb_globals; i++) {
if (test_bit(i, temps_used.l)) {
reset_ts(&s->temps[i]);
}
}
}
goto do_reset_output;
default:
do_default:
/* Default case: we know nothing about operation (or were unable
to compute the operation result) so no propagation is done.
We trash everything if the operation is the end of a basic
block, otherwise we only trash the output args. "mask" is
the non-zero bits mask for the first output arg. */
if (def->flags & TCG_OPF_BB_END) {
bitmap_zero(temps_used.l, nb_temps);
} else {
do_reset_output:
for (i = 0; i < nb_oargs; i++) {
reset_temp(op->args[i]);
/* Save the corresponding known-zero bits mask for the
first output argument (only one supported so far). */
if (i == 0) {
arg_info(op->args[i])->mask = mask;
}
}
}
break;
}
/* Eliminate duplicate and redundant fence instructions. */
if (prev_mb) {
switch (opc) {
case INDEX_op_mb:
/* Merge two barriers of the same type into one,
* or a weaker barrier into a stronger one,
* or two weaker barriers into a stronger one.
* mb X; mb Y => mb X|Y
* mb; strl => mb; st
* ldaq; mb => ld; mb
* ldaq; strl => ld; mb; st
* Other combinations are also merged into a strong
* barrier. This is stricter than specified but for
* the purposes of TCG is better than not optimizing.
*/
prev_mb->args[0] |= op->args[0];
tcg_op_remove(s, op);
break;
default:
/* Opcodes that end the block stop the optimization. */
if ((def->flags & TCG_OPF_BB_END) == 0) {
break;
}
/* fallthru */
case INDEX_op_qemu_ld_i32:
case INDEX_op_qemu_ld_i64:
case INDEX_op_qemu_st_i32:
case INDEX_op_qemu_st_i64:
case INDEX_op_call:
/* Opcodes that touch guest memory stop the optimization. */
prev_mb = NULL;
break;
}
} else if (opc == INDEX_op_mb) {
prev_mb = op;
}
}
}
| 9,923 |
FFmpeg | 8ef9dcf1d74aea55bf39f1e479fe67e98d973954 | 1 | void ff_mpeg_set_erpic(ERPicture *dst, Picture *src)
{
int i;
if (!src)
return;
dst->f = &src->f;
dst->tf = &src->tf;
for (i = 0; i < 2; i++) {
dst->motion_val[i] = src->motion_val[i];
dst->ref_index[i] = src->ref_index[i];
}
dst->mb_type = src->mb_type;
dst->field_picture = src->field_picture;
} | 9,924 |
qemu | b4ba67d9a702507793c2724e56f98e9b0f7be02b | 1 | static uint8_t qvirtio_pci_get_status(QVirtioDevice *d)
{
QVirtioPCIDevice *dev = (QVirtioPCIDevice *)d;
return qpci_io_readb(dev->pdev, dev->addr + VIRTIO_PCI_STATUS);
}
| 9,925 |
FFmpeg | 64953f67f98da2e787aeb45cc7f504390fa32a69 | 1 | static void synthfilt_build_sb_samples (QDM2Context *q, GetBitContext *gb, int length, int sb_min, int sb_max)
{
int sb, j, k, n, ch, run, channels;
int joined_stereo, zero_encoding, chs;
int type34_first;
float type34_div = 0;
float type34_predictor;
float samples[10], sign_bits[16];
if (length == 0) {
// If no data use noise
for (sb=sb_min; sb < sb_max; sb++)
build_sb_samples_from_noise (q, sb);
return;
}
for (sb = sb_min; sb < sb_max; sb++) {
FIX_NOISE_IDX(q->noise_idx);
channels = q->nb_channels;
if (q->nb_channels <= 1 || sb < 12)
joined_stereo = 0;
else if (sb >= 24)
joined_stereo = 1;
else
joined_stereo = (get_bits_left(gb) >= 1) ? get_bits1 (gb) : 0;
if (joined_stereo) {
if (get_bits_left(gb) >= 16)
for (j = 0; j < 16; j++)
sign_bits[j] = get_bits1 (gb);
for (j = 0; j < 64; j++)
if (q->coding_method[1][sb][j] > q->coding_method[0][sb][j])
q->coding_method[0][sb][j] = q->coding_method[1][sb][j];
fix_coding_method_array(sb, q->nb_channels, q->coding_method);
channels = 1;
}
for (ch = 0; ch < channels; ch++) {
zero_encoding = (get_bits_left(gb) >= 1) ? get_bits1(gb) : 0;
type34_predictor = 0.0;
type34_first = 1;
for (j = 0; j < 128; ) {
switch (q->coding_method[ch][sb][j / 2]) {
case 8:
if (get_bits_left(gb) >= 10) {
if (zero_encoding) {
for (k = 0; k < 5; k++) {
if ((j + 2 * k) >= 128)
break;
samples[2 * k] = get_bits1(gb) ? dequant_1bit[joined_stereo][2 * get_bits1(gb)] : 0;
}
} else {
n = get_bits(gb, 8);
for (k = 0; k < 5; k++)
samples[2 * k] = dequant_1bit[joined_stereo][random_dequant_index[n][k]];
}
for (k = 0; k < 5; k++)
samples[2 * k + 1] = SB_DITHERING_NOISE(sb,q->noise_idx);
} else {
for (k = 0; k < 10; k++)
samples[k] = SB_DITHERING_NOISE(sb,q->noise_idx);
}
run = 10;
break;
case 10:
if (get_bits_left(gb) >= 1) {
float f = 0.81;
if (get_bits1(gb))
f = -f;
f -= noise_samples[((sb + 1) * (j +5 * ch + 1)) & 127] * 9.0 / 40.0;
samples[0] = f;
} else {
samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx);
}
run = 1;
break;
case 16:
if (get_bits_left(gb) >= 10) {
if (zero_encoding) {
for (k = 0; k < 5; k++) {
if ((j + k) >= 128)
break;
samples[k] = (get_bits1(gb) == 0) ? 0 : dequant_1bit[joined_stereo][2 * get_bits1(gb)];
}
} else {
n = get_bits (gb, 8);
for (k = 0; k < 5; k++)
samples[k] = dequant_1bit[joined_stereo][random_dequant_index[n][k]];
}
} else {
for (k = 0; k < 5; k++)
samples[k] = SB_DITHERING_NOISE(sb,q->noise_idx);
}
run = 5;
break;
case 24:
if (get_bits_left(gb) >= 7) {
n = get_bits(gb, 7);
for (k = 0; k < 3; k++)
samples[k] = (random_dequant_type24[n][k] - 2.0) * 0.5;
} else {
for (k = 0; k < 3; k++)
samples[k] = SB_DITHERING_NOISE(sb,q->noise_idx);
}
run = 3;
break;
case 30:
if (get_bits_left(gb) >= 4)
samples[0] = type30_dequant[qdm2_get_vlc(gb, &vlc_tab_type30, 0, 1)];
else
samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx);
run = 1;
break;
case 34:
if (get_bits_left(gb) >= 7) {
if (type34_first) {
type34_div = (float)(1 << get_bits(gb, 2));
samples[0] = ((float)get_bits(gb, 5) - 16.0) / 15.0;
type34_predictor = samples[0];
type34_first = 0;
} else {
samples[0] = type34_delta[qdm2_get_vlc(gb, &vlc_tab_type34, 0, 1)] / type34_div + type34_predictor;
type34_predictor = samples[0];
}
} else {
samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx);
}
run = 1;
break;
default:
samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx);
run = 1;
break;
}
if (joined_stereo) {
float tmp[10][MPA_MAX_CHANNELS];
for (k = 0; k < run; k++) {
tmp[k][0] = samples[k];
tmp[k][1] = (sign_bits[(j + k) / 8]) ? -samples[k] : samples[k];
}
for (chs = 0; chs < q->nb_channels; chs++)
for (k = 0; k < run; k++)
if ((j + k) < 128)
q->sb_samples[chs][j + k][sb] = q->tone_level[chs][sb][((j + k)/2)] * tmp[k][chs];
} else {
for (k = 0; k < run; k++)
if ((j + k) < 128)
q->sb_samples[ch][j + k][sb] = q->tone_level[ch][sb][(j + k)/2] * samples[k];
}
j += run;
} // j loop
} // channel loop
} // subband loop
}
| 9,926 |
qemu | c0644771ebedbd8f47f3c24816445e30111d226b | 1 | static void test_keyval_visit_alternate(void)
{
Error *err = NULL;
Visitor *v;
QDict *qdict;
AltNumStr *ans;
AltNumInt *ani;
/*
* Can't do scalar alternate variants other than string. You get
* the string variant if there is one, else an error.
*/
qdict = keyval_parse("a=1,b=2", NULL, &error_abort);
v = qobject_input_visitor_new_keyval(QOBJECT(qdict));
QDECREF(qdict);
visit_start_struct(v, NULL, NULL, 0, &error_abort);
visit_type_AltNumStr(v, "a", &ans, &error_abort);
g_assert_cmpint(ans->type, ==, QTYPE_QSTRING);
g_assert_cmpstr(ans->u.s, ==, "1");
qapi_free_AltNumStr(ans);
visit_type_AltNumInt(v, "a", &ani, &err);
error_free_or_abort(&err);
visit_end_struct(v, NULL);
visit_free(v);
}
| 9,927 |
FFmpeg | 979bea13003ef489d95d2538ac2fb1c26c6f103b | 0 | static int svq3_decode_slice_header(AVCodecContext *avctx)
{
SVQ3Context *svq3 = avctx->priv_data;
H264Context *h = &svq3->h;
MpegEncContext *s = &h->s;
const int mb_xy = h->mb_xy;
int i, header;
header = get_bits(&s->gb, 8);
if (((header & 0x9F) != 1 && (header & 0x9F) != 2) || (header & 0x60) == 0) {
/* TODO: what? */
av_log(avctx, AV_LOG_ERROR, "unsupported slice header (%02X)\n", header);
return -1;
} else {
int length = (header >> 5) & 3;
svq3->next_slice_index = get_bits_count(&s->gb) + 8*show_bits(&s->gb, 8*length) + 8*length;
if (svq3->next_slice_index > s->gb.size_in_bits) {
av_log(avctx, AV_LOG_ERROR, "slice after bitstream end\n");
return -1;
}
s->gb.size_in_bits = svq3->next_slice_index - 8*(length - 1);
skip_bits(&s->gb, 8);
if (svq3->watermark_key) {
uint32_t header = AV_RL32(&s->gb.buffer[(get_bits_count(&s->gb)>>3)+1]);
AV_WL32(&s->gb.buffer[(get_bits_count(&s->gb)>>3)+1], header ^ svq3->watermark_key);
}
if (length > 0) {
memcpy((uint8_t *) &s->gb.buffer[get_bits_count(&s->gb) >> 3],
&s->gb.buffer[s->gb.size_in_bits >> 3], (length - 1));
}
skip_bits_long(&s->gb, 0);
}
if ((i = svq3_get_ue_golomb(&s->gb)) == INVALID_VLC || i >= 3){
av_log(h->s.avctx, AV_LOG_ERROR, "illegal slice type %d \n", i);
return -1;
}
h->slice_type = golomb_to_pict_type[i];
if ((header & 0x9F) == 2) {
i = (s->mb_num < 64) ? 6 : (1 + av_log2 (s->mb_num - 1));
s->mb_skip_run = get_bits(&s->gb, i) - (s->mb_x + (s->mb_y * s->mb_width));
} else {
skip_bits1(&s->gb);
s->mb_skip_run = 0;
}
h->slice_num = get_bits(&s->gb, 8);
s->qscale = get_bits(&s->gb, 5);
s->adaptive_quant = get_bits1(&s->gb);
/* unknown fields */
skip_bits1(&s->gb);
if (svq3->unknown_flag) {
skip_bits1(&s->gb);
}
skip_bits1(&s->gb);
skip_bits(&s->gb, 2);
while (get_bits1(&s->gb)) {
skip_bits(&s->gb, 8);
}
/* reset intra predictors and invalidate motion vector references */
if (s->mb_x > 0) {
memset(h->intra4x4_pred_mode+h->mb2br_xy[mb_xy - 1 ]+3, -1, 4*sizeof(int8_t));
memset(h->intra4x4_pred_mode+h->mb2br_xy[mb_xy - s->mb_x] , -1, 8*sizeof(int8_t)*s->mb_x);
}
if (s->mb_y > 0) {
memset(h->intra4x4_pred_mode+h->mb2br_xy[mb_xy - s->mb_stride], -1, 8*sizeof(int8_t)*(s->mb_width - s->mb_x));
if (s->mb_x > 0) {
h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride - 1]+3] = -1;
}
}
return 0;
}
| 9,928 |
FFmpeg | b5eab66e9fe6c93056e414b0b4a70a34948843e1 | 1 | void avfilter_default_start_frame(AVFilterLink *link, AVFilterPicRef *picref)
{
AVFilterLink *out = NULL;
if(link->dst->output_count)
out = link->dst->outputs[0];
if(out) {
out->outpic = avfilter_get_video_buffer(out, AV_PERM_WRITE, link->w, link->h);
out->outpic->pts = picref->pts;
avfilter_start_frame(out, avfilter_ref_pic(out->outpic, ~0));
}
}
| 9,930 |
qemu | 725e14e91f80b6b2c07b75b66b7b042a9fa9340c | 1 | int load_aout(const char *filename, target_phys_addr_t addr, int max_sz,
int bswap_needed, target_phys_addr_t target_page_size)
{
int fd, size, ret;
struct exec e;
uint32_t magic;
fd = open(filename, O_RDONLY | O_BINARY);
if (fd < 0)
return -1;
size = read(fd, &e, sizeof(e));
if (size < 0)
goto fail;
if (bswap_needed) {
bswap_ahdr(&e);
}
magic = N_MAGIC(e);
switch (magic) {
case ZMAGIC:
case QMAGIC:
case OMAGIC:
if (e.a_text + e.a_data > max_sz)
goto fail;
lseek(fd, N_TXTOFF(e), SEEK_SET);
size = read_targphys(filename, fd, addr, e.a_text + e.a_data);
if (size < 0)
goto fail;
break;
case NMAGIC:
if (N_DATADDR(e, target_page_size) + e.a_data > max_sz)
goto fail;
lseek(fd, N_TXTOFF(e), SEEK_SET);
size = read_targphys(filename, fd, addr, e.a_text);
if (size < 0)
goto fail;
ret = read_targphys(filename, fd, addr + N_DATADDR(e, target_page_size),
e.a_data);
if (ret < 0)
goto fail;
size += ret;
break;
default:
goto fail;
}
close(fd);
return size;
fail:
close(fd);
return -1;
}
| 9,931 |
qemu | 0db65d624e0211a43c011579d6607a50d8f06082 | 1 | int64_t cache_resize(PageCache *cache, int64_t new_num_pages)
{
PageCache *new_cache;
int64_t i;
CacheItem *old_it, *new_it;
g_assert(cache);
/* cache was not inited */
if (cache->page_cache == NULL) {
return -1;
}
/* same size */
if (pow2floor(new_num_pages) == cache->max_num_items) {
return cache->max_num_items;
}
new_cache = cache_init(new_num_pages, cache->page_size);
if (!(new_cache)) {
DPRINTF("Error creating new cache\n");
return -1;
}
/* move all data from old cache */
for (i = 0; i < cache->max_num_items; i++) {
old_it = &cache->page_cache[i];
if (old_it->it_addr != -1) {
/* check for collision, if there is, keep MRU page */
new_it = cache_get_by_addr(new_cache, old_it->it_addr);
if (new_it->it_data) {
/* keep the MRU page */
if (new_it->it_age >= old_it->it_age) {
g_free(old_it->it_data);
} else {
g_free(new_it->it_data);
new_it->it_data = old_it->it_data;
new_it->it_age = old_it->it_age;
new_it->it_addr = old_it->it_addr;
}
} else {
cache_insert(new_cache, old_it->it_addr, old_it->it_data);
}
}
}
cache->page_cache = new_cache->page_cache;
cache->max_num_items = new_cache->max_num_items;
cache->num_items = new_cache->num_items;
g_free(new_cache);
return cache->max_num_items;
} | 9,932 |
FFmpeg | 369cb092ecbbaff20bb0a2a1d60536c3bc04a8f0 | 1 | static void choose_sample_fmt(AVStream *st, AVCodec *codec)
{
if (codec && codec->sample_fmts) {
const enum AVSampleFormat *p = codec->sample_fmts;
for (; *p != -1; p++) {
if (*p == st->codec->sample_fmt)
break;
}
if (*p == -1) {
av_log(NULL, AV_LOG_WARNING,
"Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
av_get_sample_fmt_name(st->codec->sample_fmt),
codec->name,
av_get_sample_fmt_name(codec->sample_fmts[0]));
st->codec->sample_fmt = codec->sample_fmts[0];
}
}
}
| 9,933 |
qemu | 2f448e415f364d0ec4c5556993e44ca183e31c5c | 1 | static void unin_data_write(void *opaque, hwaddr addr,
uint64_t val, unsigned len)
{
UNINState *s = opaque;
PCIHostState *phb = PCI_HOST_BRIDGE(s);
UNIN_DPRINTF("write addr %" TARGET_FMT_plx " len %d val %"PRIx64"\n",
addr, len, val);
pci_data_write(phb->bus,
unin_get_config_reg(phb->config_reg, addr),
val, len);
}
| 9,935 |
qemu | af60314291af3cabda18d27f928b0e0ff899cc76 | 1 | static bool vhost_section(MemoryRegionSection *section)
{
return memory_region_is_ram(section->mr);
}
| 9,936 |
qemu | d9bce9d99f4656ae0b0127f7472db9067b8f84ab | 1 | void do_subfzeo (void)
{
T1 = T0;
T0 = ~T0 + xer_ca;
if (likely(!((~T1 ^ (-1)) & ((~T1) ^ T0) & (1 << 31)))) {
xer_ov = 0;
} else {
xer_ov = 1;
xer_so = 1;
}
if (likely(T0 >= ~T1)) {
xer_ca = 0;
} else {
xer_ca = 1;
}
}
| 9,937 |
qemu | b3db211f3c80bb996a704d665fe275619f728bd4 | 0 | static void test_visitor_out_native_list_int(TestOutputVisitorData *data,
const void *unused)
{
test_native_list(data, unused, USER_DEF_NATIVE_LIST_UNION_KIND_INTEGER);
}
| 9,938 |
qemu | 55e1819c509b3d9c10a54678b9c585bbda13889e | 0 | QList *qlist_new(void)
{
QList *qlist;
qlist = g_malloc(sizeof(*qlist));
QTAILQ_INIT(&qlist->head);
QOBJECT_INIT(qlist, &qlist_type);
return qlist;
}
| 9,939 |
FFmpeg | 8099187e897ddc90cb3902332c76fb2542dac308 | 0 | static int decode_wdlt(GetByteContext *gb, uint8_t *frame, int width, int height)
{
const uint8_t *frame_end = frame + width * height;
uint8_t *line_ptr;
int count, i, v, lines, segments;
lines = bytestream2_get_le16(gb);
if (lines > height)
return -1;
while (lines--) {
if (bytestream2_get_bytes_left(gb) < 2)
return -1;
segments = bytestream2_get_le16u(gb);
while ((segments & 0xC000) == 0xC000) {
unsigned delta = -((int16_t)segments * width);
if (frame_end - frame <= delta)
return -1;
frame += delta;
segments = bytestream2_get_le16(gb);
}
if (segments & 0x8000) {
frame[width - 1] = segments & 0xFF;
segments = bytestream2_get_le16(gb);
}
line_ptr = frame;
frame += width;
while (segments--) {
if (frame - line_ptr <= bytestream2_peek_byte(gb))
return -1;
line_ptr += bytestream2_get_byte(gb);
count = (int8_t)bytestream2_get_byte(gb);
if (count >= 0) {
if (frame - line_ptr < count * 2)
return -1;
if (bytestream2_get_buffer(gb, line_ptr, count * 2) != count * 2)
return -1;
line_ptr += count * 2;
} else {
count = -count;
if (frame - line_ptr < count * 2)
return -1;
v = bytestream2_get_le16(gb);
for (i = 0; i < count; i++)
bytestream_put_le16(&line_ptr, v);
}
}
}
return 0;
}
| 9,940 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void fw_cfg_comb_write(void *opaque, target_phys_addr_t addr,
uint64_t value, unsigned size)
{
switch (size) {
case 1:
fw_cfg_write(opaque, (uint8_t)value);
break;
case 2:
fw_cfg_select(opaque, (uint16_t)value);
break;
}
}
| 9,941 |
qemu | 25db9ebe15125deb32958c6df74996f745edf1f9 | 0 | void virtio_queue_notify(VirtIODevice *vdev, int n)
{
if (n < VIRTIO_PCI_QUEUE_MAX && vdev->vq[n].vring.desc) {
trace_virtio_queue_notify(vdev, n, &vdev->vq[n]);
vdev->vq[n].handle_output(vdev, &vdev->vq[n]);
}
}
| 9,942 |
qemu | 7f74f0aa74a01698ef24459f7bc2a23f3880a2b8 | 0 | void ioinst_handle_stcrw(S390CPU *cpu, uint32_t ipb)
{
CRW *crw;
uint64_t addr;
int cc;
hwaddr len = sizeof(*crw);
CPUS390XState *env = &cpu->env;
addr = decode_basedisp_s(env, ipb);
if (addr & 3) {
program_interrupt(env, PGM_SPECIFICATION, 2);
return;
}
crw = s390_cpu_physical_memory_map(env, addr, &len, 1);
if (!crw || len != sizeof(*crw)) {
program_interrupt(env, PGM_ADDRESSING, 2);
goto out;
}
cc = css_do_stcrw(crw);
/* 0 - crw stored, 1 - zeroes stored */
setcc(cpu, cc);
out:
s390_cpu_physical_memory_unmap(env, crw, len, 1);
}
| 9,944 |
qemu | a1ff8ae0666ffcbe78ae7e28812dd30db6bb7131 | 0 | void sysbus_mmio_map_overlap(SysBusDevice *dev, int n, hwaddr addr,
unsigned priority)
{
sysbus_mmio_map_common(dev, n, addr, true, priority);
}
| 9,945 |
qemu | 56a3c24ffc11955ddc7bb21362ca8069a3fc8c55 | 0 | static int tpm_passthrough_test_tpmdev(int fd)
{
struct tpm_req_hdr req = {
.tag = cpu_to_be16(TPM_TAG_RQU_COMMAND),
.len = cpu_to_be32(sizeof(req)),
.ordinal = cpu_to_be32(TPM_ORD_GetTicks),
};
struct tpm_resp_hdr *resp;
fd_set readfds;
int n;
struct timeval tv = {
.tv_sec = 1,
.tv_usec = 0,
};
unsigned char buf[1024];
n = write(fd, &req, sizeof(req));
if (n < 0) {
return errno;
}
if (n != sizeof(req)) {
return EFAULT;
}
FD_ZERO(&readfds);
FD_SET(fd, &readfds);
/* wait for a second */
n = select(fd + 1, &readfds, NULL, NULL, &tv);
if (n != 1) {
return errno;
}
n = read(fd, &buf, sizeof(buf));
if (n < sizeof(struct tpm_resp_hdr)) {
return EFAULT;
}
resp = (struct tpm_resp_hdr *)buf;
/* check the header */
if (be16_to_cpu(resp->tag) != TPM_TAG_RSP_COMMAND ||
be32_to_cpu(resp->len) != n) {
return EBADMSG;
}
return 0;
}
| 9,946 |
qemu | 245f7b51c0ea04fb2224b1127430a096c91aee70 | 0 | static int tight_palette_insert(QDict *palette, uint32_t rgb, int bpp, int max)
{
uint8_t key[6];
int idx = qdict_size(palette);
bool present;
tight_palette_rgb2buf(rgb, bpp, key);
present = qdict_haskey(palette, (char *)key);
if (idx >= max && !present) {
return 0;
}
if (!present) {
qdict_put(palette, (char *)key, qint_from_int(idx));
}
return qdict_size(palette);
}
| 9,947 |
qemu | 8e9b0d24fb986d4241ae3b77752eca5dab4cb486 | 0 | static void vnc_connect(VncDisplay *vd, int csock,
bool skipauth, bool websocket)
{
VncState *vs = g_malloc0(sizeof(VncState));
int i;
vs->csock = csock;
vs->vd = vd;
if (skipauth) {
vs->auth = VNC_AUTH_NONE;
vs->subauth = VNC_AUTH_INVALID;
} else {
if (websocket) {
vs->auth = vd->ws_auth;
vs->subauth = VNC_AUTH_INVALID;
} else {
vs->auth = vd->auth;
vs->subauth = vd->subauth;
}
}
VNC_DEBUG("Client sock=%d ws=%d auth=%d subauth=%d\n",
csock, websocket, vs->auth, vs->subauth);
vs->lossy_rect = g_malloc0(VNC_STAT_ROWS * sizeof (*vs->lossy_rect));
for (i = 0; i < VNC_STAT_ROWS; ++i) {
vs->lossy_rect[i] = g_malloc0(VNC_STAT_COLS * sizeof (uint8_t));
}
VNC_DEBUG("New client on socket %d\n", csock);
update_displaychangelistener(&vd->dcl, VNC_REFRESH_INTERVAL_BASE);
qemu_set_nonblock(vs->csock);
#ifdef CONFIG_VNC_WS
if (websocket) {
vs->websocket = 1;
#ifdef CONFIG_VNC_TLS
if (vd->ws_tls) {
qemu_set_fd_handler(vs->csock, vncws_tls_handshake_io, NULL, vs);
} else
#endif /* CONFIG_VNC_TLS */
{
qemu_set_fd_handler(vs->csock, vncws_handshake_read, NULL, vs);
}
} else
#endif /* CONFIG_VNC_WS */
{
qemu_set_fd_handler(vs->csock, vnc_client_read, NULL, vs);
}
vnc_client_cache_addr(vs);
vnc_qmp_event(vs, QAPI_EVENT_VNC_CONNECTED);
vnc_set_share_mode(vs, VNC_SHARE_MODE_CONNECTING);
#ifdef CONFIG_VNC_WS
if (!vs->websocket)
#endif
{
vnc_init_state(vs);
}
if (vd->num_connecting > vd->connections_limit) {
QTAILQ_FOREACH(vs, &vd->clients, next) {
if (vs->share_mode == VNC_SHARE_MODE_CONNECTING) {
vnc_disconnect_start(vs);
return;
}
}
}
}
| 9,948 |
qemu | 8f6e699ddbcad32480fa64796ccf44cbaf5b4b91 | 0 | static void lsi_command_complete(SCSIRequest *req, uint32_t status, size_t resid)
{
LSIState *s = DO_UPCAST(LSIState, dev.qdev, req->bus->qbus.parent);
int out;
out = (s->sstat1 & PHASE_MASK) == PHASE_DO;
DPRINTF("Command complete status=%d\n", (int)status);
s->status = status;
s->command_complete = 2;
if (s->waiting && s->dbc != 0) {
/* Raise phase mismatch for short transfers. */
lsi_bad_phase(s, out, PHASE_ST);
} else {
lsi_set_phase(s, PHASE_ST);
}
if (s->current && req == s->current->req) {
req->hba_private = NULL;
lsi_request_free(s, s->current);
scsi_req_unref(req);
}
lsi_resume_script(s);
}
| 9,949 |
qemu | e4a3507e86a1ef1453d603031bca27d5ac4cff3c | 0 | static ssize_t test_block_init_func(QCryptoBlock *block,
void *opaque,
size_t headerlen,
Error **errp)
{
Buffer *header = opaque;
g_assert_cmpint(header->capacity, ==, 0);
buffer_reserve(header, headerlen);
return headerlen;
}
| 9,950 |
FFmpeg | d23b28c78b56f53f3f0e74edb0f15a3b451207ad | 0 | static inline void decode_hrd_parameters(H264Context *h, SPS *sps){
MpegEncContext * const s = &h->s;
int cpb_count, i;
cpb_count = get_ue_golomb(&s->gb) + 1;
get_bits(&s->gb, 4); /* bit_rate_scale */
get_bits(&s->gb, 4); /* cpb_size_scale */
for(i=0; i<cpb_count; i++){
get_ue_golomb(&s->gb); /* bit_rate_value_minus1 */
get_ue_golomb(&s->gb); /* cpb_size_value_minus1 */
get_bits1(&s->gb); /* cbr_flag */
}
get_bits(&s->gb, 5); /* initial_cpb_removal_delay_length_minus1 */
sps->cpb_removal_delay_length = get_bits(&s->gb, 5) + 1;
sps->dpb_output_delay_length = get_bits(&s->gb, 5) + 1;
sps->time_offset_length = get_bits(&s->gb, 5);
}
| 9,951 |
qemu | 6e0d8677cb443e7408c0b7a25a93c6596d7fa380 | 0 | void OPPROTO op_addw_ESI_T0(void)
{
ESI = (ESI & ~0xffff) | ((ESI + T0) & 0xffff);
}
| 9,952 |
qemu | cd1ba7de230b3a85fb4dba53bb681b7ea626b4eb | 0 | uint8_t *xen_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size,
uint8_t lock)
{
MapCacheEntry *entry, *pentry = NULL;
target_phys_addr_t address_index = phys_addr >> MCACHE_BUCKET_SHIFT;
target_phys_addr_t address_offset = phys_addr & (MCACHE_BUCKET_SIZE - 1);
target_phys_addr_t __size = size;
trace_xen_map_cache(phys_addr);
if (address_index == mapcache->last_address_index && !lock && !__size) {
trace_xen_map_cache_return(mapcache->last_address_vaddr + address_offset);
return mapcache->last_address_vaddr + address_offset;
}
/* size is always a multiple of MCACHE_BUCKET_SIZE */
if ((address_offset + (__size % MCACHE_BUCKET_SIZE)) > MCACHE_BUCKET_SIZE)
__size += MCACHE_BUCKET_SIZE;
if (__size % MCACHE_BUCKET_SIZE)
__size += MCACHE_BUCKET_SIZE - (__size % MCACHE_BUCKET_SIZE);
if (!__size)
__size = MCACHE_BUCKET_SIZE;
entry = &mapcache->entry[address_index % mapcache->nr_buckets];
while (entry && entry->lock && entry->vaddr_base &&
(entry->paddr_index != address_index || entry->size != __size ||
!test_bits(address_offset >> XC_PAGE_SHIFT, size >> XC_PAGE_SHIFT,
entry->valid_mapping))) {
pentry = entry;
entry = entry->next;
}
if (!entry) {
entry = g_malloc0(sizeof (MapCacheEntry));
pentry->next = entry;
xen_remap_bucket(entry, __size, address_index);
} else if (!entry->lock) {
if (!entry->vaddr_base || entry->paddr_index != address_index ||
entry->size != __size ||
!test_bits(address_offset >> XC_PAGE_SHIFT, size >> XC_PAGE_SHIFT,
entry->valid_mapping)) {
xen_remap_bucket(entry, __size, address_index);
}
}
if(!test_bits(address_offset >> XC_PAGE_SHIFT, size >> XC_PAGE_SHIFT,
entry->valid_mapping)) {
mapcache->last_address_index = -1;
trace_xen_map_cache_return(NULL);
return NULL;
}
mapcache->last_address_index = address_index;
mapcache->last_address_vaddr = entry->vaddr_base;
if (lock) {
MapCacheRev *reventry = g_malloc0(sizeof(MapCacheRev));
entry->lock++;
reventry->vaddr_req = mapcache->last_address_vaddr + address_offset;
reventry->paddr_index = mapcache->last_address_index;
reventry->size = entry->size;
QTAILQ_INSERT_HEAD(&mapcache->locked_entries, reventry, next);
}
trace_xen_map_cache_return(mapcache->last_address_vaddr + address_offset);
return mapcache->last_address_vaddr + address_offset;
}
| 9,953 |
qemu | a7812ae412311d7d47f8aa85656faadac9d64b56 | 0 | static unsigned int dec_move_pm(DisasContext *dc)
{
TCGv t0;
int memsize;
memsize = preg_sizes[dc->op2];
DIS(fprintf (logfile, "move.%c $p%u, [$r%u%s\n",
memsize_char(memsize),
dc->op2, dc->op1, dc->postinc ? "+]" : "]"));
/* prepare store. Address in T0, value in T1. */
if (dc->op2 == PR_CCS)
cris_evaluate_flags(dc);
t0 = tcg_temp_new(TCG_TYPE_TL);
t_gen_mov_TN_preg(t0, dc->op2);
cris_flush_cc_state(dc);
gen_store(dc, cpu_R[dc->op1], t0, memsize);
tcg_temp_free(t0);
cris_cc_mask(dc, 0);
if (dc->postinc)
tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], memsize);
return 2;
}
| 9,954 |
qemu | ddf21908961073199f3d186204da4810f2ea150b | 0 | static void test_event_d(TestEventData *data,
const void *unused)
{
UserDefOne struct1;
EventStructOne a;
UserDefZero z;
QDict *d, *d_data, *d_a, *d_struct1;
z.integer = 2;
struct1.base = &z;
struct1.string = g_strdup("test1");
struct1.has_enum1 = true;
struct1.enum1 = ENUM_ONE_VALUE1;
a.struct1 = &struct1;
a.string = g_strdup("test2");
a.has_enum2 = true;
a.enum2 = ENUM_ONE_VALUE2;
d_struct1 = qdict_new();
qdict_put(d_struct1, "integer", qint_from_int(2));
qdict_put(d_struct1, "string", qstring_from_str("test1"));
qdict_put(d_struct1, "enum1", qstring_from_str("value1"));
d_a = qdict_new();
qdict_put(d_a, "struct1", d_struct1);
qdict_put(d_a, "string", qstring_from_str("test2"));
qdict_put(d_a, "enum2", qstring_from_str("value2"));
d_data = qdict_new();
qdict_put(d_data, "a", d_a);
qdict_put(d_data, "b", qstring_from_str("test3"));
qdict_put(d_data, "enum3", qstring_from_str("value3"));
d = data->expect;
qdict_put(d, "event", qstring_from_str("EVENT_D"));
qdict_put(d, "data", d_data);
qapi_event_send_event_d(&a, "test3", false, NULL, true, ENUM_ONE_VALUE3,
&error_abort);
g_free(struct1.string);
g_free(a.string);
}
| 9,955 |
qemu | 88804180fd705d3c4f3dd50e0b9bd7b70c5db0ef | 0 | void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1,
qemu_irq irq)
{
IDEState *s;
static int drive_serial = 1;
int i, cylinders, heads, secs;
uint64_t nb_sectors;
for(i = 0; i < 2; i++) {
s = bus->ifs + i;
s->bus = bus;
s->unit = i;
if (i == 0 && hd0)
s->bs = hd0->bdrv;
if (i == 1 && hd1)
s->bs = hd1->bdrv;
s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4);
if (s->bs) {
bdrv_get_geometry(s->bs, &nb_sectors);
bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs);
s->cylinders = cylinders;
s->heads = heads;
s->sectors = secs;
s->nb_sectors = nb_sectors;
/* The SMART values should be preserved across power cycles
but they aren't. */
s->smart_enabled = 1;
s->smart_autosave = 1;
s->smart_errors = 0;
s->smart_selftest_count = 0;
s->smart_selftest_data = qemu_blockalign(s->bs, 512);
if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) {
s->is_cdrom = 1;
bdrv_set_change_cb(s->bs, cdrom_change_cb, s);
}
}
s->drive_serial = drive_serial++;
strncpy(s->drive_serial_str, drive_get_serial(s->bs),
sizeof(s->drive_serial_str));
if (strlen(s->drive_serial_str) == 0)
snprintf(s->drive_serial_str, sizeof(s->drive_serial_str),
"QM%05d", s->drive_serial);
s->sector_write_timer = qemu_new_timer(vm_clock,
ide_sector_write_timer_cb, s);
ide_reset(s);
}
bus->irq = irq;
}
| 9,957 |
qemu | 33a610c398603efafd954c706ba07850835a5098 | 0 | BdrvChild *bdrv_root_attach_child(BlockDriverState *child_bs,
const char *child_name,
const BdrvChildRole *child_role,
uint64_t perm, uint64_t shared_perm,
void *opaque, Error **errp)
{
BdrvChild *child;
int ret;
ret = bdrv_check_update_perm(child_bs, perm, shared_perm, NULL, errp);
if (ret < 0) {
return NULL;
}
child = g_new(BdrvChild, 1);
*child = (BdrvChild) {
.bs = NULL,
.name = g_strdup(child_name),
.role = child_role,
.perm = perm,
.shared_perm = shared_perm,
.opaque = opaque,
};
bdrv_replace_child(child, child_bs);
return child;
}
| 9,958 |
qemu | 9307c4c1d93939db9b04117b654253af5113dc21 | 0 | static void do_eject(int argc, const char **argv)
{
BlockDriverState *bs;
const char **parg;
int force;
parg = argv + 1;
if (!*parg) {
fail:
help_cmd(argv[0]);
return;
}
force = 0;
if (!strcmp(*parg, "-f")) {
force = 1;
parg++;
}
if (!*parg)
goto fail;
bs = bdrv_find(*parg);
if (!bs) {
term_printf("device not found\n");
return;
}
eject_device(bs, force);
}
| 9,959 |
qemu | 1c275925bfbbc2de84a8f0e09d1dd70bbefb6da3 | 0 | long do_sigreturn(CPUSH4State *regs)
{
struct target_sigframe *frame;
abi_ulong frame_addr;
sigset_t blocked;
target_sigset_t target_set;
target_ulong r0;
int i;
int err = 0;
#if defined(DEBUG_SIGNAL)
fprintf(stderr, "do_sigreturn\n");
#endif
frame_addr = regs->gregs[15];
if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))
goto badframe;
err |= __get_user(target_set.sig[0], &frame->sc.oldmask);
for(i = 1; i < TARGET_NSIG_WORDS; i++) {
err |= (__get_user(target_set.sig[i], &frame->extramask[i - 1]));
}
if (err)
goto badframe;
target_to_host_sigset_internal(&blocked, &target_set);
sigprocmask(SIG_SETMASK, &blocked, NULL);
if (restore_sigcontext(regs, &frame->sc, &r0))
goto badframe;
unlock_user_struct(frame, frame_addr, 0);
return r0;
badframe:
unlock_user_struct(frame, frame_addr, 0);
force_sig(TARGET_SIGSEGV);
return 0;
}
| 9,960 |
qemu | 7ba7974197090285fdb413c6e1c41aaacd44b9c4 | 0 | static uint64_t pcnet_ioport_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
PCNetState *d = opaque;
if (addr < 16 && size == 1) {
return pcnet_aprom_readb(d, addr);
} else if (addr >= 0x10 && addr < 0x20 && size == 2) {
return pcnet_ioport_readw(d, addr);
} else if (addr >= 0x10 && addr < 0x20 && size == 4) {
return pcnet_ioport_readl(d, addr);
}
return ((uint64_t)1 << (size * 8)) - 1;
}
| 9,962 |
qemu | 9c605cb13547a5faa5cb1092e3e44ac8b0d0b841 | 0 | int cpu_x86_gen_code(uint8_t *gen_code_buf, int max_code_size,
int *gen_code_size_ptr,
uint8_t *pc_start, uint8_t *cs_base, int flags)
{
DisasContext dc1, *dc = &dc1;
uint8_t *pc_ptr;
uint16_t *gen_opc_end;
int gen_code_size;
long ret;
#ifdef DEBUG_DISAS
struct disassemble_info disasm_info;
#endif
/* generate intermediate code */
dc->code32 = (flags >> GEN_FLAG_CODE32_SHIFT) & 1;
dc->ss32 = (flags >> GEN_FLAG_SS32_SHIFT) & 1;
dc->addseg = (flags >> GEN_FLAG_ADDSEG_SHIFT) & 1;
dc->f_st = (flags >> GEN_FLAG_ST_SHIFT) & 7;
dc->cc_op = CC_OP_DYNAMIC;
dc->cs_base = cs_base;
gen_opc_ptr = gen_opc_buf;
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
gen_opparam_ptr = gen_opparam_buf;
dc->is_jmp = 0;
pc_ptr = pc_start;
do {
ret = disas_insn(dc, pc_ptr);
if (ret == -1) {
/* we trigger an illegal instruction operation only if it
is the first instruction. Otherwise, we simply stop
generating the code just before it */
if (pc_ptr == pc_start)
return -1;
else
break;
}
pc_ptr = (void *)ret;
} while (!dc->is_jmp && gen_opc_ptr < gen_opc_end);
/* we must store the eflags state if it is not already done */
if (dc->cc_op != CC_OP_DYNAMIC)
gen_op_set_cc_op(dc->cc_op);
if (dc->is_jmp != 1) {
/* we add an additionnal jmp to update the simulated PC */
gen_op_jmp_im(ret - (unsigned long)dc->cs_base);
}
*gen_opc_ptr = INDEX_op_end;
/* optimize flag computations */
#ifdef DEBUG_DISAS
if (loglevel) {
uint8_t *pc;
int count;
INIT_DISASSEMBLE_INFO(disasm_info, logfile, fprintf);
#if 0
disasm_info.flavour = bfd_get_flavour (abfd);
disasm_info.arch = bfd_get_arch (abfd);
disasm_info.mach = bfd_get_mach (abfd);
#endif
disasm_info.endian = BFD_ENDIAN_LITTLE;
if (dc->code32)
disasm_info.mach = bfd_mach_i386_i386;
else
disasm_info.mach = bfd_mach_i386_i8086;
fprintf(logfile, "----------------\n");
fprintf(logfile, "IN:\n");
disasm_info.buffer = pc_start;
disasm_info.buffer_vma = (unsigned long)pc_start;
disasm_info.buffer_length = pc_ptr - pc_start;
pc = pc_start;
while (pc < pc_ptr) {
fprintf(logfile, "0x%08lx: ", (long)pc);
count = print_insn_i386((unsigned long)pc, &disasm_info);
fprintf(logfile, "\n");
pc += count;
}
fprintf(logfile, "\n");
fprintf(logfile, "OP:\n");
dump_ops(gen_opc_buf);
fprintf(logfile, "\n");
}
#endif
/* optimize flag computations */
optimize_flags(gen_opc_buf, gen_opc_ptr - gen_opc_buf);
#ifdef DEBUG_DISAS
if (loglevel) {
fprintf(logfile, "AFTER FLAGS OPT:\n");
dump_ops(gen_opc_buf);
fprintf(logfile, "\n");
}
#endif
/* generate machine code */
gen_code_size = dyngen_code(gen_code_buf, gen_opc_buf, gen_opparam_buf);
flush_icache_range((unsigned long)gen_code_buf, (unsigned long)(gen_code_buf + gen_code_size));
*gen_code_size_ptr = gen_code_size;
#ifdef DEBUG_DISAS
if (loglevel) {
uint8_t *pc;
int count;
INIT_DISASSEMBLE_INFO(disasm_info, logfile, fprintf);
#if 0
disasm_info.flavour = bfd_get_flavour (abfd);
disasm_info.arch = bfd_get_arch (abfd);
disasm_info.mach = bfd_get_mach (abfd);
#endif
#ifdef WORDS_BIGENDIAN
disasm_info.endian = BFD_ENDIAN_BIG;
#else
disasm_info.endian = BFD_ENDIAN_LITTLE;
#endif
disasm_info.mach = bfd_mach_i386_i386;
pc = gen_code_buf;
disasm_info.buffer = pc;
disasm_info.buffer_vma = (unsigned long)pc;
disasm_info.buffer_length = *gen_code_size_ptr;
fprintf(logfile, "OUT: [size=%d]\n", *gen_code_size_ptr);
while (pc < gen_code_buf + *gen_code_size_ptr) {
fprintf(logfile, "0x%08lx: ", (long)pc);
count = print_insn_i386((unsigned long)pc, &disasm_info);
fprintf(logfile, "\n");
pc += count;
}
fprintf(logfile, "\n");
fflush(logfile);
}
#endif
return 0;
}
| 9,963 |
qemu | a0efbf16604770b9d805bcf210ec29942321134f | 0 | static void parse_type_int64(Visitor *v, const char *name, int64_t *obj,
Error **errp)
{
StringInputVisitor *siv = to_siv(v);
if (!siv->string) {
error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
"integer");
return;
}
if (parse_str(siv, name, errp) < 0) {
return;
}
if (!siv->ranges) {
goto error;
}
if (!siv->cur_range) {
Range *r;
siv->cur_range = g_list_first(siv->ranges);
if (!siv->cur_range) {
goto error;
}
r = siv->cur_range->data;
if (!r) {
goto error;
}
siv->cur = r->begin;
}
*obj = siv->cur;
siv->cur++;
return;
error:
error_setg(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
"an int64 value or range");
}
| 9,965 |
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