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From: | Richard Henderson |
Subject: | Re: [Qemu-devel] [PATCH v2 08/19] target-alpha: use new float64_unordered_quiet() function |
Date: | Thu, 14 Apr 2011 09:35:31 -0700 |
User-agent: | Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.15) Gecko/20110307 Fedora/3.1.9-0.39.b3pre.fc14 Thunderbird/3.1.9 |
On 04/13/2011 04:11 PM, Aurelien Jarno wrote: > Use float64_unordered_quiet() in helper_cmptun() instead of doing the > the comparison manually. > > According to the "Alpha Compiler Writer's Guide", we should use the > _quiet version here, as CMPTUN and CMPTEQ should generate InvalidOp > for SNaNs but not for QNaNs. > > Thanks to Peter Maydell <address@hidden> and Richard > Henderson <address@hidden> for digging into the manuals. > > Signed-off-by: Aurelien Jarno <address@hidden> Acked-by: Richard Henderson <address@hidden> r~
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