git.ipfire.org Git - thirdparty/gcc.git/commit

author	Richard Biener <rguenther@suse.de>
	Tue, 8 Mar 2022 11:07:07 +0000 (12:07 +0100)
committer	Richard Biener <rguenther@suse.de>
	Tue, 8 Mar 2022 14:57:50 +0000 (15:57 +0100)
commit	058d19b42ad4c4c22635f70db6913a80884aedec
tree	132a35c433f10840e076458499896e86ef4bc9ca	tree \| snapshot
parent	7cce7b1c3d829172eb7f232e71ad194a0ad51931	commit \| diff

tree-optimization/84201 - add --param vect-induction-float

This adds a --param to allow disabling of vectorization of
floating point inductions. Ontop of -Ofast this should allow
549.fotonik3d_r to not miscompare.

2022-03-08 Richard Biener <rguenther@suse.de>

PR tree-optimization/84201
* params.opt (-param=vect-induction-float): Add.
* doc/invoke.texi (vect-induction-float): Document.
* tree-vect-loop.cc (vectorizable_induction): Honor
param_vect_induction_float.

* gcc.dg/vect/pr84201.c: New testcase.

gcc/doc/invoke.texi		diff \| blob \| blame \| history
gcc/params.opt		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/vect/pr84201.c	[new file with mode: 0644]	blob
gcc/tree-vect-loop.cc		diff \| blob \| blame \| history