From: Richard Henderson <rth@twiddle.net>
To: Alexander Graf <agraf@suse.de>
Cc: Peter Maydell <peter.maydell@linaro.org>,
QEMU-devel Developers <qemu-devel@nongnu.org>,
Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [Qemu-devel] [PATCH 14/17] s390x: Implement opcode helpers
Date: Mon, 28 Mar 2011 10:42:12 -0700 [thread overview]
Message-ID: <4D90C874.4060309@twiddle.net> (raw)
In-Reply-To: <4D90C428.2030101@suse.de>
On 03/28/2011 10:23 AM, Alexander Graf wrote:
> I just checked the macros there and it looks like
> float32_compare_quiet returns eq when both numbers are NaN.
No it doesn't -- a == b will never be true for either operand as NaN.
Have a look at the "real" softfloat version anyway, not the
softfloat-native version. This is hiding behind macros;
look for "float ## s ## _compare_internal".
r~
next prev parent reply other threads:[~2011-03-28 17:42 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-24 15:58 [Qemu-devel] [PATCH 00/17] s390x emulation support Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 01/17] Only build ivshmem when CONFIG_PCI && CONFIG_KVM Alexander Graf
2011-03-24 21:46 ` [Qemu-devel] " Juan Quintela
2011-03-25 11:04 ` Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 02/17] virtio: use generic name when possible Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 03/17] s390x: Enable disassembler for s390x Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 04/17] s390x: Enable nptl " Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 05/17] s390x: enable CPU_QuadU Alexander Graf
2011-03-24 16:52 ` Peter Maydell
2011-03-24 16:54 ` Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 06/17] s390x: s390x-linux-user support Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 07/17] linux-user: define a couple of syscalls for non-uid16 targets Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 08/17] s390x: Enable s390x-softmmu target Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 09/17] s390x: Dispatch interrupts to KVM or the real CPU Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 10/17] s390x: Adjust GDB stub Alexander Graf
2011-03-25 12:07 ` Nathan Froyd
2011-03-25 12:16 ` Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 11/17] s390x: virtio machine storage keys Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 12/17] s390x: Prepare cpu.h for emulation Alexander Graf
2011-03-28 14:54 ` Peter Maydell
2011-03-29 10:14 ` Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 13/17] s390x: helper functions for system emulation Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 14/17] s390x: Implement opcode helpers Alexander Graf
2011-03-24 17:29 ` Peter Maydell
2011-03-24 17:41 ` Richard Henderson
2011-03-24 18:09 ` Alexander Graf
2011-03-24 18:13 ` Alexander Graf
2011-03-28 17:23 ` Alexander Graf
2011-03-28 17:42 ` Richard Henderson [this message]
2011-03-28 17:55 ` Peter Maydell
2011-03-29 9:04 ` Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 15/17] s390x: Adjust internal kvm code Alexander Graf
2011-03-24 15:58 ` [Qemu-devel] [PATCH 16/17] s390x: translate engine for s390x CPU Alexander Graf
2011-03-28 15:40 ` Peter Maydell
2011-03-29 8:55 ` Alexander Graf
2011-03-29 9:17 ` Peter Maydell
2011-03-29 9:25 ` Alexander Graf
2011-03-29 9:56 ` Peter Maydell
2011-03-29 10:40 ` Alexander Graf
2011-03-31 10:37 ` Peter Maydell
2011-03-24 15:58 ` [Qemu-devel] [PATCH 17/17] s390x: build s390x by default Alexander Graf
2011-03-28 14:20 ` [Qemu-devel] [PATCH 00/17] s390x emulation support Alexander Graf
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