On 09/27/18 11:28, Shao, Ming wrote:
> Hi Laszlo,
>
> I build Ruiyu's code with gcc 4.8.5 as X64. And got below disassembled
> code:
>
> [cid:image002.jpg@01D45686.AFEDF140]
>
> So I didn't see register used as both destination and source of xadd
> instruction.
>
> Then I build your patch, and got
] [PATCH] MdePkg/BaseSynchronizationLib: fix XADD operands
in GCC IA32/X64 assembly
Forwarded Message
Subject: [edk2] [PATCH] MdePkg/BaseSynchronizationLib: fix XADD operands in GCC
IA32/X64 assembly
Date: Tue, 25 Sep 2018 21:48:57 +0200
From: Laszlo Ersek mailto:ler
On 09/26/18 11:34, Ni, Ruiyu wrote:
> On 9/26/2018 5:05 PM, Laszlo Ersek wrote:
>> Hi,
>>
>> On 09/25/18 21:48, Laszlo Ersek wrote:
>>> Currently, "gcc-4.8.5-28.el7_5.1.x86_64" generates the following code
>>> for
>>> me, from the XADD inline assembly added to "X64/GccInline.c" in commit
>>>
On 9/26/2018 5:05 PM, Laszlo Ersek wrote:
Hi,
On 09/25/18 21:48, Laszlo Ersek wrote:
Currently, "gcc-4.8.5-28.el7_5.1.x86_64" generates the following code for
me, from the XADD inline assembly added to "X64/GccInline.c" in commit
17634d026f96:
4383 :
UINT32
EFIAPI
Hi,
On 09/25/18 21:48, Laszlo Ersek wrote:
> Currently, "gcc-4.8.5-28.el7_5.1.x86_64" generates the following code for
> me, from the XADD inline assembly added to "X64/GccInline.c" in commit
> 17634d026f96:
>
>> 4383 :
>> UINT32
>> EFIAPI
>> InternalSyncIncrement (
>> IN
Currently, "gcc-4.8.5-28.el7_5.1.x86_64" generates the following code for
me, from the XADD inline assembly added to "X64/GccInline.c" in commit
17634d026f96:
> 4383 :
> UINT32
> EFIAPI
> InternalSyncIncrement (
> IN volatile UINT32*Value
> )
> {
> 4383: 55
6 matches
Mail list logo
