[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/testComparesinesll.ll b/llvm/test/CodeGen/PowerPC/testComparesinesll.ll
index cccff24..33416a0 100644
--- a/llvm/test/CodeGen/PowerPC/testComparesinesll.ll
+++ b/llvm/test/CodeGen/PowerPC/testComparesinesll.ll
@@ -1,10 +1,10 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
; RUN: -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
; RUN: -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
@glob = common local_unnamed_addr global i64 0, align 8
@@ -63,10 +63,10 @@
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
; CHECK-NEXT: xor r3, r3, r4
-; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: ld r4, .LC0@toc@l(r5)
; CHECK-NEXT: addic r5, r3, -1
; CHECK-NEXT: subfe r3, r5, r3
-; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: std r3, 0(r4)
; CHECK-NEXT: blr
entry:
%cmp = icmp ne i64 %a, %b
@@ -80,10 +80,10 @@
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addis r5, r2, .LC0@toc@ha
; CHECK-NEXT: xor r3, r3, r4
-; CHECK-NEXT: ld r12, .LC0@toc@l(r5)
+; CHECK-NEXT: ld r4, .LC0@toc@l(r5)
; CHECK-NEXT: subfic r3, r3, 0
; CHECK-NEXT: subfe r3, r3, r3
-; CHECK-NEXT: std r3, 0(r12)
+; CHECK-NEXT: std r3, 0(r4)
; CHECK-NEXT: blr
entry:
%cmp = icmp ne i64 %a, %b