Revert "riscv64: Add node Rol, fix InstructionBuilder"

This reverts commit 39927bc359ccbe65371213c4559126b05dcfb117.

Reason for revert: Failure on bot with:

error: Statement could not be matched starting from line 1089612
TestRotate.java:95: rol {{a\d+}}, {{a\d+}}, {{a\d+}}
ISA_FEATURES      = {'rv64gcv_zba_zbb_zbs': True}
READ_BARRIER_TYPE = baker
567-checker-builder-intrinsics FAILED: [run-test:1074] CFG checker failed
$ ssh -q -F /b/s/w/ir/cache/builder/art/test/testrunner/ssh_config -p 10001 ubuntu@localhost "rm -rf /home/ubuntu/art-test-chroot/data/run-test/test-343039"
567-checker-builder-intrinsics files deleted from host and from target

----------
test-art-target-run-test-ndebug-prebuild-optimizing-no-relocate-ntrace-cms-checkjni-picimage-ndebuggable-no-jvmti-567-checker-builder-intrinsics64

Change-Id: Ic1fd87c331c9eba315af6c98c3ad393766327417

1 files changed, 0 insertions, 8 deletions

diff --git a/compiler/optimizing/instruction_simplifier_shared.h b/compiler/optimizing/instruction_simplifier_shared.h
index 8e61109b0e..de70ec5a8a 100644
--- a/compiler/optimizing/instruction_simplifier_shared.h
+++ b/compiler/optimizing/instruction_simplifier_shared.h
@@ -77,14 +77,6 @@ bool TryExtractVecArrayAccessAddress(HVecMemoryOperation* access, HInstruction*
 //   Add(c, Sub(b, a))
 bool TryReplaceSubSubWithSubAdd(HSub* last_sub);
 
-// ARM does not contain instruction ROL so replace
-//   ROL dest, a, distance
-// with
-//   NEG neg, distance
-//   ROR dest, a, neg
-// before GVN to give it a chance to deduplicate the instructions, if it's able.
-void UnfoldRotateLeft(HRol* rol);
-
 }  // namespace art
 
 #endif  // ART_COMPILER_OPTIMIZING_INSTRUCTION_SIMPLIFIER_SHARED_H_