Messages in this thread | | | From | David Laight <> | Subject | RE: [PATCH 20/22] x86,word-at-a-time: Remove .fixup usage | Date | Wed, 10 Nov 2021 10:46:42 +0000 |
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From: Peter Zijlstra > Sent: 09 November 2021 21:08 ... > > GCC does the same, but I wanted to have the exception stuff be in > .text.cold, but alas it doesn't do that. I left the attribute because of > it's descriptive value. > > > Unless the cold attribute is helping move > > ("shrink-wrap"?) the basic block to a whole other section > > (.text.cold.)? > > I was hoping it would do that, but it doesn't on gcc-11.
Wouldn't moving part of a function to .text.cold (or .text.unlikely) generate the same problems with the stack backtrace code as the .text.fixup section you are removing had??
David
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