[AArch64, PowerPC, x86] add more signbit math tests; NFC
authorSanjay Patel <spatel@rotateright.com>
Fri, 27 Jul 2018 18:31:21 +0000 (18:31 +0000)
committerSanjay Patel <spatel@rotateright.com>
Fri, 27 Jul 2018 18:31:21 +0000 (18:31 +0000)
commit06c7d5aef616f5b268a502273d93369e0a4b3470
treef7bcb4704b7e302fbb8d26507246cff7ac96aeed
parentb293c6bb54c036648f95c256e2281f77e38553a7
[AArch64, PowerPC, x86] add more signbit math tests; NFC

The tests with a constant sub operand were added with rL338143,
but the potential transform doesn't have that requirement, so
adding more tests with variable operands.

llvm-svn: 338150
llvm/test/CodeGen/AArch64/signbit-shift.ll
llvm/test/CodeGen/PowerPC/signbit-shift.ll
llvm/test/CodeGen/X86/signbit-shift.ll