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Re: [PATCH 3/7] configure: Do not force pie=no for non-x86
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH 3/7] configure: Do not force pie=no for non-x86 |
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Date: |
Wed, 18 Dec 2019 09:23:00 -1000 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 |
On 12/17/19 9:05 PM, Thomas Huth wrote:
> On 18/12/2019 04.19, Richard Henderson wrote:
>> PIE is supported on many other hosts besides x86.
>>
>> The default for non-x86 is now the same as x86: pie is used
>> if supported, and may be forced via --enable/--disable-pie.
>
> The original commit that introduce this code (40d6444e91c) said:
>
> "Non-x86 are not changed, as they require TCG changes"
>
> ... are these "TCG changes" in place nowadays? Did you check on non-x86
> systems? If so, please mention this in the commit message.
I have no idea what those "tcg changes" would be. I have checked aarch64
(bionic) and ppc64le (centos 7). I'll update the commit message.
r~
- [PATCH 0/7] configure: Improve PIE and other linkage, Richard Henderson, 2019/12/17
- [PATCH 1/7] configure: Drop adjustment of textseg, Richard Henderson, 2019/12/17
- [PATCH 2/7] tcg: Remove softmmu code_gen_buffer fixed address, Richard Henderson, 2019/12/17
- [PATCH 3/7] configure: Do not force pie=no for non-x86, Richard Henderson, 2019/12/17
- [PATCH 4/7] configure: Always detect -no-pie toolchain support, Richard Henderson, 2019/12/17
- [PATCH 5/7] configure: Unnest detection of -z,relro and -z,now, Richard Henderson, 2019/12/17
- [PATCH 7/7] configure: Support -static-pie if requested, Richard Henderson, 2019/12/17
- [PATCH 6/7] configure: Override the os default with --disable-pie, Richard Henderson, 2019/12/17