[Bug target/92168] Poor code generation for addcarry / subborrow

2021-02-02 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92168 --- Comment #6 from Jakub Jelinek --- I mean r11-3882-g06bec55e80d98419121f3998d98d969990a75b0b

[Bug target/92168] Poor code generation for addcarry / subborrow

2021-02-02 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92168 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/92168] Poor code generation for addcarry / subborrow

2021-02-02 Thread gabravier at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92168 Gabriel Ravier changed: What|Removed |Added CC||gabravier at gmail dot com --- Comment

[Bug target/92168] Poor code generation for addcarry / subborrow

2019-10-21 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92168 --- Comment #3 from H.J. Lu --- [hjl@gnu-cfl-1 gcc]$ cat c.c #include unsigned char foo (unsigned long long HxL0, unsigned long long LxH0, unsigned long long HxL1, unsigned long long LxH1) { unsigned char carry; carry = _addcarry_u64(

[Bug target/92168] Poor code generation for addcarry / subborrow

2019-10-21 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92168 David Edelsohn changed: What|Removed |Added Keywords||missed-optimization Status|

[Bug target/92168] Poor code generation for addcarry / subborrow

2019-10-21 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92168 --- Comment #1 from David Edelsohn --- Created attachment 47074 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47074&action=edit Source code example from Compiler Explorer