[PowerPC] Replace the Post RA List Scheduler with the Machine Scheduler
We want to run the Machine Scheduler instead of the List Scheduler after RA.
Checked with a performance run on a Power 9 machine with SPEC 2006 and while
some benchmarks improved and others degraded the geomean was slightly improved
with the Machine Scheduler.
Differential Revision: https://reviews.llvm.org/D45265
llvm-svn: 336295
diff --git a/llvm/test/CodeGen/PowerPC/expand-isel.ll b/llvm/test/CodeGen/PowerPC/expand-isel.ll
index 50db7e3..d9b571e 100644
--- a/llvm/test/CodeGen/PowerPC/expand-isel.ll
+++ b/llvm/test/CodeGen/PowerPC/expand-isel.ll
@@ -79,13 +79,13 @@
; CHECK: cmpwi r7, 0
; CHECK-NEXT: bc 12, gt, [[TRUE:.LBB[0-9]+]]
; CHECK: ori r3, r4, 0
-; CHECK-NEXT: ori r12, r6, 0
+; CHECK-NEXT: ori r4, r6, 0
; CHECK-NEXT: b [[SUCCESSOR:.LBB[0-9]+]]
; CHECK-NEXT: [[TRUE]]
; CHECK-NEXT: addi r3, r7, 0
-; CHECK-NEXT: addi r12, r5, 0
+; CHECK-NEXT: addi r4, r5, 0
; CHECK-NEXT: [[SUCCESSOR]]
-; CHECK-NEXT: add r3, r3, r12
+; CHECK-NEXT: add r3, r3, r4
; CHECK-NEXT: extsw r3, r3
; CHECK-NEXT: blr
}
@@ -104,12 +104,12 @@
; CHECK: cmpwi cr0, r7, 0
; CHECK-NEXT: bc 12, gt, [[TRUE:.LBB[0-9]+]]
; CHECK: ori r3, r4, 0
-; CHECK-NEXT: ori r12, r6, 0
+; CHECK-NEXT: ori r4, r6, 0
; CHECK-NEXT: b [[SUCCESSOR:.LBB[0-9]+]]
; CHECK-NEXT: [[TRUE]]
-; CHECK-NEXT: addi r12, r5, 0
+; CHECK-NEXT: addi r4, r5, 0
; CHECK-NEXT: [[SUCCESSOR]]
-; CHECK-NEXT: add r3, r3, r12
+; CHECK-NEXT: add r3, r3, r4
; CHECK-NEXT: extsw r3, r3
; CHECK-NEXT: blr
}