[Bug middle-end/36884] ifcvt poor optimization

2008-07-21 Thread hutchinsonandy at gcc dot gnu dot org
--- Comment #2 from hutchinsonandy at gcc dot gnu dot org 2008-07-22 02:37 --- 4.2.2 has same issue. Can someone benchmark -fno-if-conversion for AVR? Transforms are made independent of target. BRANCH_COST is already 0 for avr. Here is a related example. This time result is a power

[Bug middle-end/36884] ifcvt poor optimization

2008-07-20 Thread eric dot weddington at atmel dot com
--- Comment #1 from eric dot weddington at atmel dot com 2008-07-20 20:01 --- Are previous versions any better? Is this a regression? -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36884