diff options
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCScheduleP7.td | 4 | ||||
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCScheduleP8.td | 4 | ||||
| -rw-r--r-- | llvm/test/Transforms/LoopUnroll/PowerPC/p7-unrolling.ll | 52 |
3 files changed, 54 insertions, 6 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCScheduleP7.td b/llvm/lib/Target/PowerPC/PPCScheduleP7.td index 00aa834ca4b..03693cbeada 100644 --- a/llvm/lib/Target/PowerPC/PPCScheduleP7.td +++ b/llvm/lib/Target/PowerPC/PPCScheduleP7.td @@ -380,8 +380,8 @@ def P7Model : SchedMachineModel { // Itineraries are queried instead. let MispredictPenalty = 16; - // Try to make sure we have at least 10-11 dispatch groups in a loop. - let LoopMicroOpBufferSize = 44; + // Try to make sure we have at least 10 dispatch groups in a loop. + let LoopMicroOpBufferSize = 40; let Itineraries = P7Itineraries; } diff --git a/llvm/lib/Target/PowerPC/PPCScheduleP8.td b/llvm/lib/Target/PowerPC/PPCScheduleP8.td index 8cdc79e9d14..07971809c87 100644 --- a/llvm/lib/Target/PowerPC/PPCScheduleP8.td +++ b/llvm/lib/Target/PowerPC/PPCScheduleP8.td @@ -389,8 +389,8 @@ def P8Model : SchedMachineModel { // Itineraries are queried instead. let MispredictPenalty = 16; - // Try to make sure we have at least 10-11 dispatch groups in a loop. - let LoopMicroOpBufferSize = 66; + // Try to make sure we have at least 10 dispatch groups in a loop. + let LoopMicroOpBufferSize = 60; let Itineraries = P8Itineraries; } diff --git a/llvm/test/Transforms/LoopUnroll/PowerPC/p7-unrolling.ll b/llvm/test/Transforms/LoopUnroll/PowerPC/p7-unrolling.ll index b2ea74a75da..7a50fc0a4f4 100644 --- a/llvm/test/Transforms/LoopUnroll/PowerPC/p7-unrolling.ll +++ b/llvm/test/Transforms/LoopUnroll/PowerPC/p7-unrolling.ll @@ -22,7 +22,31 @@ exit: ; CHECK-NEXT: add ; CHECK-NEXT: add ; CHECK-NEXT: add -; CHECK: icmp +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: icmp define void @unroll_default() nounwind { entry: @@ -47,5 +71,29 @@ exit: ; CHECK-NEXT: add ; CHECK-NEXT: add ; CHECK-NEXT: add -; CHECK: icmp +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: add +; CHECK-NEXT: icmp |
