amdgcn/fmax: fcanonicalize operands

v_max instruction needs canonicalized operands.
Passes CTS on carrizo

Reviewer: Aaron Watry <awatry@gmail.com>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 327076
GitOrigin-RevId: f96b1b88f804054d21d0a820388307766c48d453
2 files changed