motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-05 00:33:55 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

target-tilegx: Implement v?int_* instructions.

Browse source 
Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Message-Id: <1443956491-26850-2-git-send-email-gang.chen.5i5j@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Chen Gang 2015-10-04 19:01:26 +08:00 • committed by Richard Henderson
parent 78affcb798
commit aaf893a6ad
3 changed files with 67 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

48
target-tilegx/simd_helper.c
View file

@ -100,3 +100,51 @@ uint64_t helper_v2shrs(uint64_t a, uint64_t b)
}
return r;
}
uint64_t helper_v1int_h(uint64_t a, uint64_t b)
{
uint64_t r = 0;
int i;
for (i = 0; i < 32; i += 8) {
r = deposit64(r, 2 * i + 8, 8, extract64(a, i + 32, 8));
r = deposit64(r, 2 * i, 8, extract64(b, i + 32, 8));
}
return r;
}
uint64_t helper_v1int_l(uint64_t a, uint64_t b)
{
uint64_t r = 0;
int i;
for (i = 0; i < 32; i += 8) {
r = deposit64(r, 2 * i + 8, 8, extract64(a, i, 8));
r = deposit64(r, 2 * i, 8, extract64(b, i, 8));
}
return r;
}
uint64_t helper_v2int_h(uint64_t a, uint64_t b)
{
uint64_t r = 0;
int i;
for (i = 0; i < 32; i += 16) {
r = deposit64(r, 2 * i + 16, 16, extract64(a, i + 32, 16));
r = deposit64(r, 2 * i, 16, extract64(b, i + 32, 16));
}
return r;
}
uint64_t helper_v2int_l(uint64_t a, uint64_t b)
{
uint64_t r = 0;
int i;
for (i = 0; i < 32; i += 16) {
r = deposit64(r, 2 * i + 16, 16, extract64(a, i, 16));
r = deposit64(r, 2 * i, 16, extract64(b, i, 16));
}
return r;
}