diff options
Diffstat (limited to 'target-tilegx/simd_helper.c')
| -rw-r--r-- | target-tilegx/simd_helper.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/target-tilegx/simd_helper.c b/target-tilegx/simd_helper.c index f573f9b51a..1c59a92216 100644 --- a/target-tilegx/simd_helper.c +++ b/target-tilegx/simd_helper.c @@ -25,6 +25,7 @@ /* Broadcast a value to all elements of a vector. */ #define V1(X) (((X) & 0xff) * 0x0101010101010101ull) +#define V2(X) (((X) & 0xffff) * 0x0001000100010001ull) uint64_t helper_v1shl(uint64_t a, uint64_t b) @@ -36,6 +37,15 @@ uint64_t helper_v1shl(uint64_t a, uint64_t b) return (a & m) << b; } +uint64_t helper_v2shl(uint64_t a, uint64_t b) +{ + uint64_t m; + + b &= 15; + m = V2(0xffff >> b); + return (a & m) << b; +} + uint64_t helper_v1shru(uint64_t a, uint64_t b) { uint64_t m; @@ -45,6 +55,15 @@ uint64_t helper_v1shru(uint64_t a, uint64_t b) return (a & m) >> b; } +uint64_t helper_v2shru(uint64_t a, uint64_t b) +{ + uint64_t m; + + b &= 15; + m = V2(0xffff << b); + return (a & m) >> b; +} + uint64_t helper_v1shrs(uint64_t a, uint64_t b) { uint64_t r = 0; @@ -56,3 +75,15 @@ uint64_t helper_v1shrs(uint64_t a, uint64_t b) } return r; } + +uint64_t helper_v2shrs(uint64_t a, uint64_t b) +{ + uint64_t r = 0; + int i; + + b &= 15; + for (i = 0; i < 64; i += 16) { + r = deposit64(r, i, 16, sextract64(a, i + b, 16 - b)); + } + return r; +} |