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llvm-mirror/test/CodeGen/PowerPC/lsr-ctrloop.ll
Chen Zheng b1580fbd5c [PowerPC] exclude ICmpZero in LSR if icmp can be replaced in later hardware loop. 
Differential Revision: https://reviews.llvm.org/D63477

llvm-svn: 364993
2019-07-03 01:49:03 +00:00

217 lines
12 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mcpu=pwr9 -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s
; void foo(float *data, float d) {
; long i;
; for (i = 0; i < 8000; i++)
; data[i] = d;
; }
;
; This loop will be unrolled by 96 and vectorized on power9.
; icmp for loop iteration index and loop trip count(384) has LSRUse for 'reg({0,+,384})'.
; Make sure above icmp does not impact LSR choose best formulae sets based on 'reg({(192 + %0),+,384})'
define void @foo(float* nocapture %data, float %d) {
; CHECK-LABEL: foo:
; CHECK: .LBB0_1: # %vector.body
; CHECK: stxv 0, -192(4)
; CHECK-NEXT: stxv 0, -176(4)
; CHECK-NEXT: stxv 0, -160(4)
; CHECK-NEXT: stxv 0, -144(4)
; CHECK-NEXT: stxv 0, -128(4)
; CHECK-NEXT: stxv 0, -112(4)
; CHECK-NEXT: stxv 0, -96(4)
; CHECK-NEXT: stxv 0, -80(4)
; CHECK-NEXT: stxv 0, -64(4)
; CHECK-NEXT: stxv 0, -48(4)
; CHECK-NEXT: stxv 0, -32(4)
; CHECK-NEXT: stxv 0, -16(4)
; CHECK-NEXT: stxv 0, 0(4)
; CHECK-NEXT: stxv 0, 16(4)
; CHECK-NEXT: stxv 0, 32(4)
; CHECK-NEXT: stxv 0, 48(4)
; CHECK-NEXT: stxv 0, 64(4)
; CHECK-NEXT: stxv 0, 80(4)
; CHECK-NEXT: stxv 0, 96(4)
; CHECK-NEXT: stxv 0, 112(4)
; CHECK-NEXT: stxv 0, 128(4)
; CHECK-NEXT: stxv 0, 144(4)
; CHECK-NEXT: stxv 0, 160(4)
; CHECK-NEXT: stxv 0, 176(4)
; CHECK-NEXT: addi 4, 4, 384
; CHECK-NEXT: bdnz .LBB0_1
entry:
%broadcast.splatinsert16 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat17 = shufflevector <4 x float> %broadcast.splatinsert16, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert18 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat19 = shufflevector <4 x float> %broadcast.splatinsert18, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert20 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat21 = shufflevector <4 x float> %broadcast.splatinsert20, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert22 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat23 = shufflevector <4 x float> %broadcast.splatinsert22, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert24 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat25 = shufflevector <4 x float> %broadcast.splatinsert24, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert26 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat27 = shufflevector <4 x float> %broadcast.splatinsert26, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert28 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat29 = shufflevector <4 x float> %broadcast.splatinsert28, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert30 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat31 = shufflevector <4 x float> %broadcast.splatinsert30, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert32 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat33 = shufflevector <4 x float> %broadcast.splatinsert32, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert34 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat35 = shufflevector <4 x float> %broadcast.splatinsert34, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert36 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat37 = shufflevector <4 x float> %broadcast.splatinsert36, <4 x float> undef, <4 x i32> zeroinitializer
%broadcast.splatinsert38 = insertelement <4 x float> undef, float %d, i32 0
%broadcast.splat39 = shufflevector <4 x float> %broadcast.splatinsert38, <4 x float> undef, <4 x i32> zeroinitializer
br label %vector.body
vector.body: ; preds = %vector.body, %entry
%index = phi i64 [ 0, %entry ], [ %index.next.1, %vector.body ]
%0 = getelementptr inbounds float, float* %data, i64 %index
%1 = bitcast float* %0 to <4 x float>*
store <4 x float> %broadcast.splat17, <4 x float>* %1, align 4
%2 = getelementptr inbounds float, float* %0, i64 4
%3 = bitcast float* %2 to <4 x float>*
store <4 x float> %broadcast.splat19, <4 x float>* %3, align 4
%4 = getelementptr inbounds float, float* %0, i64 8
%5 = bitcast float* %4 to <4 x float>*
store <4 x float> %broadcast.splat21, <4 x float>* %5, align 4
%6 = getelementptr inbounds float, float* %0, i64 12
%7 = bitcast float* %6 to <4 x float>*
store <4 x float> %broadcast.splat23, <4 x float>* %7, align 4
%8 = getelementptr inbounds float, float* %0, i64 16
%9 = bitcast float* %8 to <4 x float>*
store <4 x float> %broadcast.splat25, <4 x float>* %9, align 4
%10 = getelementptr inbounds float, float* %0, i64 20
%11 = bitcast float* %10 to <4 x float>*
store <4 x float> %broadcast.splat27, <4 x float>* %11, align 4
%12 = getelementptr inbounds float, float* %0, i64 24
%13 = bitcast float* %12 to <4 x float>*
store <4 x float> %broadcast.splat29, <4 x float>* %13, align 4
%14 = getelementptr inbounds float, float* %0, i64 28
%15 = bitcast float* %14 to <4 x float>*
store <4 x float> %broadcast.splat31, <4 x float>* %15, align 4
%16 = getelementptr inbounds float, float* %0, i64 32
%17 = bitcast float* %16 to <4 x float>*
store <4 x float> %broadcast.splat33, <4 x float>* %17, align 4
%18 = getelementptr inbounds float, float* %0, i64 36
%19 = bitcast float* %18 to <4 x float>*
store <4 x float> %broadcast.splat35, <4 x float>* %19, align 4
%20 = getelementptr inbounds float, float* %0, i64 40
%21 = bitcast float* %20 to <4 x float>*
store <4 x float> %broadcast.splat37, <4 x float>* %21, align 4
%22 = getelementptr inbounds float, float* %0, i64 44
%23 = bitcast float* %22 to <4 x float>*
store <4 x float> %broadcast.splat39, <4 x float>* %23, align 4
%index.next = add nuw nsw i64 %index, 48
%24 = getelementptr inbounds float, float* %data, i64 %index.next
%25 = bitcast float* %24 to <4 x float>*
store <4 x float> %broadcast.splat17, <4 x float>* %25, align 4
%26 = getelementptr inbounds float, float* %24, i64 4
%27 = bitcast float* %26 to <4 x float>*
store <4 x float> %broadcast.splat19, <4 x float>* %27, align 4
%28 = getelementptr inbounds float, float* %24, i64 8
%29 = bitcast float* %28 to <4 x float>*
store <4 x float> %broadcast.splat21, <4 x float>* %29, align 4
%30 = getelementptr inbounds float, float* %24, i64 12
%31 = bitcast float* %30 to <4 x float>*
store <4 x float> %broadcast.splat23, <4 x float>* %31, align 4
%32 = getelementptr inbounds float, float* %24, i64 16
%33 = bitcast float* %32 to <4 x float>*
store <4 x float> %broadcast.splat25, <4 x float>* %33, align 4
%34 = getelementptr inbounds float, float* %24, i64 20
%35 = bitcast float* %34 to <4 x float>*
store <4 x float> %broadcast.splat27, <4 x float>* %35, align 4
%36 = getelementptr inbounds float, float* %24, i64 24
%37 = bitcast float* %36 to <4 x float>*
store <4 x float> %broadcast.splat29, <4 x float>* %37, align 4
%38 = getelementptr inbounds float, float* %24, i64 28
%39 = bitcast float* %38 to <4 x float>*
store <4 x float> %broadcast.splat31, <4 x float>* %39, align 4
%40 = getelementptr inbounds float, float* %24, i64 32
%41 = bitcast float* %40 to <4 x float>*
store <4 x float> %broadcast.splat33, <4 x float>* %41, align 4
%42 = getelementptr inbounds float, float* %24, i64 36
%43 = bitcast float* %42 to <4 x float>*
store <4 x float> %broadcast.splat35, <4 x float>* %43, align 4
%44 = getelementptr inbounds float, float* %24, i64 40
%45 = bitcast float* %44 to <4 x float>*
store <4 x float> %broadcast.splat37, <4 x float>* %45, align 4
%46 = getelementptr inbounds float, float* %24, i64 44
%47 = bitcast float* %46 to <4 x float>*
store <4 x float> %broadcast.splat39, <4 x float>* %47, align 4
%index.next.1 = add nuw nsw i64 %index, 96
%48 = icmp eq i64 %index.next.1, 7968
br i1 %48, label %for.body, label %vector.body
for.body: ; preds = %vector.body
%arrayidx = getelementptr inbounds float, float* %data, i64 7968
store float %d, float* %arrayidx, align 4
%arrayidx.1 = getelementptr inbounds float, float* %data, i64 7969
store float %d, float* %arrayidx.1, align 4
%arrayidx.2 = getelementptr inbounds float, float* %data, i64 7970
store float %d, float* %arrayidx.2, align 4
%arrayidx.3 = getelementptr inbounds float, float* %data, i64 7971
store float %d, float* %arrayidx.3, align 4
%arrayidx.4 = getelementptr inbounds float, float* %data, i64 7972
store float %d, float* %arrayidx.4, align 4
%arrayidx.5 = getelementptr inbounds float, float* %data, i64 7973
store float %d, float* %arrayidx.5, align 4
%arrayidx.6 = getelementptr inbounds float, float* %data, i64 7974
store float %d, float* %arrayidx.6, align 4
%arrayidx.7 = getelementptr inbounds float, float* %data, i64 7975
store float %d, float* %arrayidx.7, align 4
%arrayidx.8 = getelementptr inbounds float, float* %data, i64 7976
store float %d, float* %arrayidx.8, align 4
%arrayidx.9 = getelementptr inbounds float, float* %data, i64 7977
store float %d, float* %arrayidx.9, align 4
%arrayidx.10 = getelementptr inbounds float, float* %data, i64 7978
store float %d, float* %arrayidx.10, align 4
%arrayidx.11 = getelementptr inbounds float, float* %data, i64 7979
store float %d, float* %arrayidx.11, align 4
%arrayidx.12 = getelementptr inbounds float, float* %data, i64 7980
store float %d, float* %arrayidx.12, align 4
%arrayidx.13 = getelementptr inbounds float, float* %data, i64 7981
store float %d, float* %arrayidx.13, align 4
%arrayidx.14 = getelementptr inbounds float, float* %data, i64 7982
store float %d, float* %arrayidx.14, align 4
%arrayidx.15 = getelementptr inbounds float, float* %data, i64 7983
store float %d, float* %arrayidx.15, align 4
%arrayidx.16 = getelementptr inbounds float, float* %data, i64 7984
store float %d, float* %arrayidx.16, align 4
%arrayidx.17 = getelementptr inbounds float, float* %data, i64 7985
store float %d, float* %arrayidx.17, align 4
%arrayidx.18 = getelementptr inbounds float, float* %data, i64 7986
store float %d, float* %arrayidx.18, align 4
%arrayidx.19 = getelementptr inbounds float, float* %data, i64 7987
store float %d, float* %arrayidx.19, align 4
%arrayidx.20 = getelementptr inbounds float, float* %data, i64 7988
store float %d, float* %arrayidx.20, align 4
%arrayidx.21 = getelementptr inbounds float, float* %data, i64 7989
store float %d, float* %arrayidx.21, align 4
%arrayidx.22 = getelementptr inbounds float, float* %data, i64 7990
store float %d, float* %arrayidx.22, align 4
%arrayidx.23 = getelementptr inbounds float, float* %data, i64 7991
store float %d, float* %arrayidx.23, align 4
%arrayidx.24 = getelementptr inbounds float, float* %data, i64 7992
store float %d, float* %arrayidx.24, align 4
%arrayidx.25 = getelementptr inbounds float, float* %data, i64 7993
store float %d, float* %arrayidx.25, align 4
%arrayidx.26 = getelementptr inbounds float, float* %data, i64 7994
store float %d, float* %arrayidx.26, align 4
%arrayidx.27 = getelementptr inbounds float, float* %data, i64 7995
store float %d, float* %arrayidx.27, align 4
%arrayidx.28 = getelementptr inbounds float, float* %data, i64 7996
store float %d, float* %arrayidx.28, align 4
%arrayidx.29 = getelementptr inbounds float, float* %data, i64 7997
store float %d, float* %arrayidx.29, align 4
%arrayidx.30 = getelementptr inbounds float, float* %data, i64 7998
store float %d, float* %arrayidx.30, align 4
%arrayidx.31 = getelementptr inbounds float, float* %data, i64 7999
store float %d, float* %arrayidx.31, align 4
ret void
}
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