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/fnmscs.ll b/test/CodeGen/ARM/fnmscs.ll
index 5d83253..76c8067 100644
--- a/test/CodeGen/ARM/fnmscs.ll
+++ b/test/CodeGen/ARM/fnmscs.ll
@@ -11,7 +11,7 @@
 ; NEON: vnmla.f32
 
 ; A8: t1:
-; A8: vnmul.f32 s0, s1, s0
+; A8: vnmul.f32 s0, s{{[01]}}, s{{[01]}}
 ; A8: vsub.f32 d0, d0, d1
 	%0 = fmul float %a, %b
 	%1 = fsub float -0.0, %0
@@ -28,7 +28,7 @@
 ; NEON: vnmla.f32
 
 ; A8: t2:
-; A8: vnmul.f32 s0, s1, s0
+; A8: vnmul.f32 s0, s{{[01]}}, s{{[01]}}
 ; A8: vsub.f32 d0, d0, d1
 	%0 = fmul float %a, %b
 	%1 = fmul float -1.0, %0
@@ -45,7 +45,7 @@
 ; NEON: vnmla.f64
 
 ; A8: t3:
-; A8: vnmul.f64 d16, d16, d17
+; A8: vnmul.f64 d16, d1{{[67]}}, d1{{[67]}}
 ; A8: vsub.f64 d16, d16, d17
 	%0 = fmul double %a, %b
 	%1 = fsub double -0.0, %0
@@ -62,7 +62,7 @@
 ; NEON: vnmla.f64
 
 ; A8: t4:
-; A8: vnmul.f64 d16, d16, d17
+; A8: vnmul.f64 d16, d1{{[67]}}, d1{{[67]}}
 ; A8: vsub.f64 d16, d16, d17
 	%0 = fmul double %a, %b
 	%1 = fmul double -1.0, %0