Convert -enable-sched-cycles and -enable-sched-hazard to -disable
flags. They are still not enable in this revision.

Added TargetInstrInfo::isZeroCost() to fix a fundamental problem with
the scheduler's model of operand latency in the selection DAG.

Generalized unit tests to work with sched-cycles.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123969 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/fnegs.ll b/test/CodeGen/ARM/fnegs.ll
index c15005e..418b598 100644
--- a/test/CodeGen/ARM/fnegs.ll
+++ b/test/CodeGen/ARM/fnegs.ll
@@ -13,19 +13,19 @@
 	ret float %retval
 }
 ; VFP2: test1:
-; VFP2: 	vneg.f32	s1, s0
+; VFP2: 	vneg.f32	s{{.*}}, s{{.*}}
 
 ; NFP1: test1:
-; NFP1: 	vneg.f32	d1, d0
+; NFP1: 	vneg.f32	d{{.*}}, d{{.*}}
 
 ; NFP0: test1:
-; NFP0: 	vneg.f32	s1, s0
+; NFP0: 	vneg.f32	s{{.*}}, s{{.*}}
 
 ; CORTEXA8: test1:
-; CORTEXA8: 	vneg.f32	d1, d0
+; CORTEXA8: 	vneg.f32	d{{.*}}, d{{.*}}
 
 ; CORTEXA9: test1:
-; CORTEXA9: 	vneg.f32	s1, s0
+; CORTEXA9: 	vneg.f32	s{{.*}}, s{{.*}}
 
 define float @test2(float* %a) {
 entry:
@@ -37,17 +37,17 @@
 	ret float %retval
 }
 ; VFP2: test2:
-; VFP2: 	vneg.f32	s1, s0
+; VFP2: 	vneg.f32	s{{.*}}, s{{.*}}
 
 ; NFP1: test2:
-; NFP1: 	vneg.f32	d1, d0
+; NFP1: 	vneg.f32	d{{.*}}, d{{.*}}
 
 ; NFP0: test2:
-; NFP0: 	vneg.f32	s1, s0
+; NFP0: 	vneg.f32	s{{.*}}, s{{.*}}
 
 ; CORTEXA8: test2:
-; CORTEXA8: 	vneg.f32	d1, d0
+; CORTEXA8: 	vneg.f32	d{{.*}}, d{{.*}}
 
 ; CORTEXA9: test2:
-; CORTEXA9: 	vneg.f32	s1, s0
+; CORTEXA9: 	vneg.f32	s{{.*}}, s{{.*}}