This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.

From: Richard Henderson <rth at twiddle dot net>
To: "H.J. Lu" <hjl dot tools at gmail dot com>
Cc: gcc-patches at gcc dot gnu dot org, kai dot tietz at onevision dot com, ubizjak at gmail dot com
Date: Thu, 05 Aug 2010 11:08:57 -0700
Subject: Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
References: <1280879596-1089-1-git-send-email-rth@twiddle.net> <1280879596-1089-7-git-send-email-rth@twiddle.net> <AANLkTinWsWR2mo9k=WGYHx08iG+wpoqGpgeB4OvJQHht@mail.gmail.com> <4C5AD86F.3020206@twiddle.net> <AANLkTimxsBjMS=WR06+v5+v1P_Qvksx5AFmCTh4G0-tP@mail.gmail.com> <4C5ADBA8.7050706@twiddle.net> <AANLkTikHEMBe=bnadmgPV8N9KPTQvwUFDQX5Y8buYuFq@mail.gmail.com> <AANLkTi=grvFmgf+72ak2icHKqBs=J8vogqyNKkKYmsca@mail.gmail.com>

On 08/05/2010 09:18 AM, H.J. Lu wrote:
>> FAIL: g++.dg/torture/stackalign/eh-thiscall-1.C  -O2 -fwhopr  execution test
>>
>> I saw them on Fedora 13.
>>
> 
> Those failing tests are compiled with -fpic. Here is stack trace with
> -O -fpic -static:

Fixed.

The problem was improper computation of the mask used for the unwind info.
The test could still pass at runtime depending on the memory layout that
the program receives.

r~

Attachment: z
Description: Text document

Follow-Ups:
- Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: H.J. Lu

References:
- [PATCH 0/9] Cleanups to i386 prologue/epilogue generation
  - From: Richard Henderson
- [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: Richard Henderson
- Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: H.J. Lu
- Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: Richard Henderson
- Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: H.J. Lu
- Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: Richard Henderson
- Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: H.J. Lu
- Re: [PATCH 6/9] Emit the prologue/epilogue using frame offsets.
  - From: H.J. Lu

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]