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From: | Richard Henderson |
Subject: | Re: [Qemu-devel] [PATCH v4 30/35] target-arm: emulate aarch64's LL/SC using cmpxchg helpers |
Date: | Fri, 16 Sep 2016 17:40:22 -0700 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 |
On 09/16/2016 05:16 PM, Emilio G. Cota wrote:
> + uint64_t *haddr = g2h(addr); > + o0 = ldq_le_p(haddr + 0); > + o1 = ldq_le_p(haddr + 1); > + oldv = int128_make128(o0, o1); > + > + success = int128_eq(oldv, cmpv); > + if (success) { > + stq_le_p(haddr + 0, int128_getlo(newv)); > + stq_le_p(haddr + 8, int128_gethi(newv));Shouldn't this be + 1 instead, just like the above load? If so, the same applies to the store in the _be function.
Yep, good catch. r~
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