motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-01 23:03:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

target/sparc: Implement CMASK instructions

Browse source 
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-11-04 12:55:49 -07:00
parent 015fc6fcdb
commit c973b4e8df
4 changed files with 58 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

38
target/sparc/vis_helper.c
View file

@ -351,3 +351,41 @@ uint64_t helper_bshuffle(uint64_t gsr, uint64_t src1, uint64_t src2)
return r.ll;
}
uint64_t helper_cmask8(uint64_t gsr, uint64_t src)
{
uint32_t mask = 0;
mask |= (src & 0x01 ? 0x00000007 : 0x0000000f);
mask |= (src & 0x02 ? 0x00000060 : 0x000000e0);
mask |= (src & 0x04 ? 0x00000500 : 0x00000d00);
mask |= (src & 0x08 ? 0x00004000 : 0x0000c000);
mask |= (src & 0x10 ? 0x00030000 : 0x000b0000);
mask |= (src & 0x20 ? 0x00200000 : 0x00a00000);
mask |= (src & 0x40 ? 0x01000000 : 0x09000000);
mask |= (src & 0x80 ? 0x00000000 : 0x80000000);
return deposit64(gsr, 32, 32, mask);
}
uint64_t helper_cmask16(uint64_t gsr, uint64_t src)
{
uint32_t mask = 0;
mask |= (src & 0x1 ? 0x00000067 : 0x000000ef);
mask |= (src & 0x2 ? 0x00004500 : 0x0000cd00);
mask |= (src & 0x4 ? 0x00230000 : 0x00ab0000);
mask |= (src & 0x8 ? 0x01000000 : 0x89000000);
return deposit64(gsr, 32, 32, mask);
}
uint64_t helper_cmask32(uint64_t gsr, uint64_t src)
{
uint32_t mask = 0;
mask |= (src & 0x1 ? 0x00004567 : 0x0000cdef);
mask |= (src & 0x2 ? 0x01230000 : 0x89ab0000);
return deposit64(gsr, 32, 32, mask);
}