[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #14 from Jaydeep Chauhan --- (In reply to Jaydeep Chauhan from comment #10) I have tried solve this case using define_split or define_insn_and_split but i am facing is some issue as per below: 1.It is not possible to combine

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #13 from Segher Boessenkool --- Yeah, that's not going to happen. Will it help to do some define_split or define_insn_and_split for this?

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #12 from Jakub Jelinek --- (In reply to Jakub Jelinek from comment #11) > Unless the combiner grows the possibility to split into 3 functions, I'm I mean 3 instructions when trying to combine 4. > afraid this would need to be

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 Jakub Jelinek changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 Jaydeep Chauhan changed: What|Removed |Added CC||jaydeepchauhan1494 at gmail dot co

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #8 from Jakub Jelinek --- Author: jakub Date: Sat Dec 1 07:27:58 2018 New Revision: 266707 URL: https://gcc.gnu.org/viewcvs?rev=266707=gcc=rev Log: PR target/54589 * combine.c (find_split_point): For invalid memory

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #6 from Jakub Jelinek --- --- gcc/combine.c.jj2018-11-21 19:57:26.229726485 +0100 +++ gcc/combine.c 2018-11-29 17:57:48.069423874 +0100 @@ -4945,7 +4945,7 @@ find_split_point (rtx *loc, rtx_insn *in } /* If

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #4 from Uroš Bizjak --- clang generates for x86_64: movzbl (%rsi), %eax shlq$4, %rax movl16(%rdi,%rax), %eax movl%eax, (%rdx) retq and for i?86: movl8(%esp), %edx

[Bug target/54589] struct offset add should be folded into address calculation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #3 from sgunderson at bigfoot dot com --- Still there in GCC 7.2.1 (exact same assembler output), and in 8.0 snapshot 20171017.

[Bug target/54589] struct offset add should be folded into address calculation

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 Richard Guenther rguenth at gcc dot gnu.org changed: What|Removed |Added Target||x86_64-*-*,

[Bug target/54589] struct offset add should be folded into address calculation

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54589 --- Comment #2 from sgunderson at bigfoot dot com 2012-09-17 09:18:16 UTC --- FWIW, in my original code, func() is a part of a loop body (it keeps reading values from src in a loop). It doesn't really change anything in the generated code, though.