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qemu/int128: Add int128_{not,xor}

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Addition of not and xor on 128-bit integers.

Signed-off-by: Frédéric Pétrot <frederic.petrot@univ-grenoble-alpes.fr>
Co-authored-by: Fabien Portas <fabien.portas@grenoble-inp.org>
Message-Id: <20211025122818.168890-3-frederic.petrot@univ-grenoble-alpes.fr>
[rth: Split out logical operations.]
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Frédéric Pétrot 2021-10-25 14:28:03 +02:00 committed by Richard Henderson
parent c52d69e7db
commit 1c46937358
1 changed files with 20 additions and 0 deletions
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20
include/qemu/int128.h
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@ -58,6 +58,11 @@ static inline Int128 int128_exts64(int64_t a)
return a; return a;
} }
static inline Int128 int128_not(Int128 a)
{
return ~a;
}
static inline Int128 int128_and(Int128 a, Int128 b) static inline Int128 int128_and(Int128 a, Int128 b)
{ {
return a & b; return a & b;
@ -68,6 +73,11 @@ static inline Int128 int128_or(Int128 a, Int128 b)
return a | b; return a | b;
} }
static inline Int128 int128_xor(Int128 a, Int128 b)
{
return a ^ b;
}
static inline Int128 int128_rshift(Int128 a, int n) static inline Int128 int128_rshift(Int128 a, int n)
{ {
return a >> n; return a >> n;
@ -235,6 +245,11 @@ static inline Int128 int128_exts64(int64_t a)
return int128_make128(a, (a < 0) ? -1 : 0); return int128_make128(a, (a < 0) ? -1 : 0);
} }
static inline Int128 int128_not(Int128 a)
{
return int128_make128(~a.lo, ~a.hi);
}
static inline Int128 int128_and(Int128 a, Int128 b) static inline Int128 int128_and(Int128 a, Int128 b)
{ {
return int128_make128(a.lo & b.lo, a.hi & b.hi); return int128_make128(a.lo & b.lo, a.hi & b.hi);
@ -245,6 +260,11 @@ static inline Int128 int128_or(Int128 a, Int128 b)
return int128_make128(a.lo | b.lo, a.hi | b.hi); return int128_make128(a.lo | b.lo, a.hi | b.hi);
} }
static inline Int128 int128_xor(Int128 a, Int128 b)
{
return int128_make128(a.lo ^ b.lo, a.hi ^ b.hi);
}
static inline Int128 int128_rshift(Int128 a, int n) static inline Int128 int128_rshift(Int128 a, int n)
{ {
int64_t h; int64_t h;