1f31811f2SFangrui Song; RUN: opt < %s -basic-aa -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -dce -instcombine -S | FileCheck %s 2f31811f2SFangrui Song; RUN: opt < %s -basic-aa -loop-vectorize -force-vector-width=4 -force-vector-interleave=4 -dce -instcombine -S | FileCheck %s -check-prefix=UNROLL 3cee313d2SEric Christopher 4cee313d2SEric Christophertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 5cee313d2SEric Christopher 6cee313d2SEric Christopher@b = common global [2048 x i32] zeroinitializer, align 16 7cee313d2SEric Christopher@c = common global [2048 x i32] zeroinitializer, align 16 8cee313d2SEric Christopher@a = common global [2048 x i32] zeroinitializer, align 16 9cee313d2SEric Christopher@G = common global [32 x [1024 x i32]] zeroinitializer, align 16 10cee313d2SEric Christopher@ub = common global [1024 x i32] zeroinitializer, align 16 11cee313d2SEric Christopher@uc = common global [1024 x i32] zeroinitializer, align 16 12cee313d2SEric Christopher@d = common global [2048 x i32] zeroinitializer, align 16 13cee313d2SEric Christopher@fa = common global [1024 x float] zeroinitializer, align 16 14cee313d2SEric Christopher@fb = common global [1024 x float] zeroinitializer, align 16 15cee313d2SEric Christopher@ic = common global [1024 x i32] zeroinitializer, align 16 16cee313d2SEric Christopher@da = common global [1024 x float] zeroinitializer, align 16 17cee313d2SEric Christopher@db = common global [1024 x float] zeroinitializer, align 16 18cee313d2SEric Christopher@dc = common global [1024 x float] zeroinitializer, align 16 19cee313d2SEric Christopher@dd = common global [1024 x float] zeroinitializer, align 16 20cee313d2SEric Christopher@dj = common global [1024 x i32] zeroinitializer, align 16 21cee313d2SEric Christopher 22cee313d2SEric Christopher;CHECK-LABEL: @example1( 23cee313d2SEric Christopher;CHECK: load <4 x i32> 24cee313d2SEric Christopher;CHECK: add nsw <4 x i32> 25cee313d2SEric Christopher;CHECK: store <4 x i32> 26cee313d2SEric Christopher;CHECK: ret void 27cee313d2SEric Christopher;UNROLL-LABEL: @example1( 28cee313d2SEric Christopher;UNROLL: load <4 x i32> 29cee313d2SEric Christopher;UNROLL: load <4 x i32> 30cee313d2SEric Christopher;UNROLL: load <4 x i32> 31cee313d2SEric Christopher;UNROLL: load <4 x i32> 32cee313d2SEric Christopher;UNROLL: add nsw <4 x i32> 33cee313d2SEric Christopher;UNROLL: add nsw <4 x i32> 34cee313d2SEric Christopher;UNROLL: add nsw <4 x i32> 35cee313d2SEric Christopher;UNROLL: add nsw <4 x i32> 36cee313d2SEric Christopher;UNROLL: store <4 x i32> 37cee313d2SEric Christopher;UNROLL: store <4 x i32> 38cee313d2SEric Christopher;UNROLL: store <4 x i32> 39cee313d2SEric Christopher;UNROLL: store <4 x i32> 40cee313d2SEric Christopher;UNROLL: ret void 41cee313d2SEric Christopherdefine void @example1() nounwind uwtable ssp { 42cee313d2SEric Christopher br label %1 43cee313d2SEric Christopher 44cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 45cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 46cee313d2SEric Christopher %2 = getelementptr inbounds [2048 x i32], [2048 x i32]* @b, i64 0, i64 %indvars.iv 47cee313d2SEric Christopher %3 = load i32, i32* %2, align 4 48cee313d2SEric Christopher %4 = getelementptr inbounds [2048 x i32], [2048 x i32]* @c, i64 0, i64 %indvars.iv 49cee313d2SEric Christopher %5 = load i32, i32* %4, align 4 50cee313d2SEric Christopher %6 = add nsw i32 %5, %3 51cee313d2SEric Christopher %7 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv 52cee313d2SEric Christopher store i32 %6, i32* %7, align 4 53cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 54cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 55cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 256 56cee313d2SEric Christopher br i1 %exitcond, label %8, label %1 57cee313d2SEric Christopher 58cee313d2SEric Christopher; <label>:8 ; preds = %1 59cee313d2SEric Christopher ret void 60cee313d2SEric Christopher} 61cee313d2SEric Christopher 62cee313d2SEric Christopher;CHECK-LABEL: @example2( 63cee313d2SEric Christopher;CHECK: store <4 x i32> 64cee313d2SEric Christopher;CHECK: ret void 65cee313d2SEric Christopher;UNROLL-LABEL: @example2( 66cee313d2SEric Christopher;UNROLL: store <4 x i32> 67cee313d2SEric Christopher;UNROLL: store <4 x i32> 68cee313d2SEric Christopher;UNROLL: store <4 x i32> 69cee313d2SEric Christopher;UNROLL: store <4 x i32> 70cee313d2SEric Christopher;UNROLL: ret void 71cee313d2SEric Christopherdefine void @example2(i32 %n, i32 %x) nounwind uwtable ssp { 72cee313d2SEric Christopher %1 = icmp sgt i32 %n, 0 73cee313d2SEric Christopher br i1 %1, label %.lr.ph5, label %.preheader 74cee313d2SEric Christopher 75cee313d2SEric Christopher..preheader_crit_edge: ; preds = %.lr.ph5 76cee313d2SEric Christopher %phitmp = sext i32 %n to i64 77cee313d2SEric Christopher br label %.preheader 78cee313d2SEric Christopher 79cee313d2SEric Christopher.preheader: ; preds = %..preheader_crit_edge, %0 80cee313d2SEric Christopher %i.0.lcssa = phi i64 [ %phitmp, %..preheader_crit_edge ], [ 0, %0 ] 81cee313d2SEric Christopher %2 = icmp eq i32 %n, 0 82cee313d2SEric Christopher br i1 %2, label %._crit_edge, label %.lr.ph 83cee313d2SEric Christopher 84cee313d2SEric Christopher.lr.ph5: ; preds = %0, %.lr.ph5 85cee313d2SEric Christopher %indvars.iv6 = phi i64 [ %indvars.iv.next7, %.lr.ph5 ], [ 0, %0 ] 86cee313d2SEric Christopher %3 = getelementptr inbounds [2048 x i32], [2048 x i32]* @b, i64 0, i64 %indvars.iv6 87cee313d2SEric Christopher store i32 %x, i32* %3, align 4 88cee313d2SEric Christopher %indvars.iv.next7 = add i64 %indvars.iv6, 1 89cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next7 to i32 90cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, %n 91cee313d2SEric Christopher br i1 %exitcond, label %..preheader_crit_edge, label %.lr.ph5 92cee313d2SEric Christopher 93cee313d2SEric Christopher.lr.ph: ; preds = %.preheader, %.lr.ph 94cee313d2SEric Christopher %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ %i.0.lcssa, %.preheader ] 95cee313d2SEric Christopher %.02 = phi i32 [ %4, %.lr.ph ], [ %n, %.preheader ] 96cee313d2SEric Christopher %4 = add nsw i32 %.02, -1 97cee313d2SEric Christopher %5 = getelementptr inbounds [2048 x i32], [2048 x i32]* @b, i64 0, i64 %indvars.iv 98cee313d2SEric Christopher %6 = load i32, i32* %5, align 4 99cee313d2SEric Christopher %7 = getelementptr inbounds [2048 x i32], [2048 x i32]* @c, i64 0, i64 %indvars.iv 100cee313d2SEric Christopher %8 = load i32, i32* %7, align 4 101cee313d2SEric Christopher %9 = and i32 %8, %6 102cee313d2SEric Christopher %10 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv 103cee313d2SEric Christopher store i32 %9, i32* %10, align 4 104cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 105cee313d2SEric Christopher %11 = icmp eq i32 %4, 0 106cee313d2SEric Christopher br i1 %11, label %._crit_edge, label %.lr.ph 107cee313d2SEric Christopher 108cee313d2SEric Christopher._crit_edge: ; preds = %.lr.ph, %.preheader 109cee313d2SEric Christopher ret void 110cee313d2SEric Christopher} 111cee313d2SEric Christopher 112cee313d2SEric Christopher;CHECK-LABEL: @example3( 113cee313d2SEric Christopher;CHECK: <4 x i32> 114cee313d2SEric Christopher;CHECK: ret void 115cee313d2SEric Christopher;UNROLL-LABEL: @example3( 116cee313d2SEric Christopher;UNROLL: <4 x i32> 117cee313d2SEric Christopher;UNROLL: <4 x i32> 118cee313d2SEric Christopher;UNROLL: <4 x i32> 119cee313d2SEric Christopher;UNROLL: <4 x i32> 120cee313d2SEric Christopher;UNROLL: ret void 121cee313d2SEric Christopherdefine void @example3(i32 %n, i32* noalias nocapture %p, i32* noalias nocapture %q) nounwind uwtable ssp { 122cee313d2SEric Christopher %1 = icmp eq i32 %n, 0 123cee313d2SEric Christopher br i1 %1, label %._crit_edge, label %.lr.ph 124cee313d2SEric Christopher 125cee313d2SEric Christopher.lr.ph: ; preds = %0, %.lr.ph 126cee313d2SEric Christopher %.05 = phi i32 [ %2, %.lr.ph ], [ %n, %0 ] 127cee313d2SEric Christopher %.014 = phi i32* [ %5, %.lr.ph ], [ %p, %0 ] 128cee313d2SEric Christopher %.023 = phi i32* [ %3, %.lr.ph ], [ %q, %0 ] 129cee313d2SEric Christopher %2 = add nsw i32 %.05, -1 130cee313d2SEric Christopher %3 = getelementptr inbounds i32, i32* %.023, i64 1 131cee313d2SEric Christopher %4 = load i32, i32* %.023, align 16 132cee313d2SEric Christopher %5 = getelementptr inbounds i32, i32* %.014, i64 1 133cee313d2SEric Christopher store i32 %4, i32* %.014, align 16 134cee313d2SEric Christopher %6 = icmp eq i32 %2, 0 135cee313d2SEric Christopher br i1 %6, label %._crit_edge, label %.lr.ph 136cee313d2SEric Christopher 137cee313d2SEric Christopher._crit_edge: ; preds = %.lr.ph, %0 138cee313d2SEric Christopher ret void 139cee313d2SEric Christopher} 140cee313d2SEric Christopher 141cee313d2SEric Christopher;CHECK-LABEL: @example4( 142cee313d2SEric Christopher;CHECK: load <4 x i32> 143cee313d2SEric Christopher;CHECK: ret void 144cee313d2SEric Christopher;UNROLL-LABEL: @example4( 145cee313d2SEric Christopher;UNROLL: load <4 x i32> 146cee313d2SEric Christopher;UNROLL: load <4 x i32> 147cee313d2SEric Christopher;UNROLL: load <4 x i32> 148cee313d2SEric Christopher;UNROLL: load <4 x i32> 149cee313d2SEric Christopher;UNROLL: ret void 150cee313d2SEric Christopherdefine void @example4(i32 %n, i32* noalias nocapture %p, i32* noalias nocapture %q) nounwind uwtable ssp { 151cee313d2SEric Christopher %1 = add nsw i32 %n, -1 152cee313d2SEric Christopher %2 = icmp eq i32 %n, 0 153cee313d2SEric Christopher br i1 %2, label %.preheader4, label %.lr.ph10 154cee313d2SEric Christopher 155cee313d2SEric Christopher.preheader4: ; preds = %0 156cee313d2SEric Christopher %3 = icmp sgt i32 %1, 0 157cee313d2SEric Christopher br i1 %3, label %.lr.ph6, label %._crit_edge 158cee313d2SEric Christopher 159cee313d2SEric Christopher.lr.ph10: ; preds = %0, %.lr.ph10 160cee313d2SEric Christopher %4 = phi i32 [ %9, %.lr.ph10 ], [ %1, %0 ] 161cee313d2SEric Christopher %.018 = phi i32* [ %8, %.lr.ph10 ], [ %p, %0 ] 162cee313d2SEric Christopher %.027 = phi i32* [ %5, %.lr.ph10 ], [ %q, %0 ] 163cee313d2SEric Christopher %5 = getelementptr inbounds i32, i32* %.027, i64 1 164cee313d2SEric Christopher %6 = load i32, i32* %.027, align 16 165cee313d2SEric Christopher %7 = add nsw i32 %6, 5 166cee313d2SEric Christopher %8 = getelementptr inbounds i32, i32* %.018, i64 1 167cee313d2SEric Christopher store i32 %7, i32* %.018, align 16 168cee313d2SEric Christopher %9 = add nsw i32 %4, -1 169cee313d2SEric Christopher %10 = icmp eq i32 %4, 0 170cee313d2SEric Christopher br i1 %10, label %._crit_edge, label %.lr.ph10 171cee313d2SEric Christopher 172cee313d2SEric Christopher.preheader: ; preds = %.lr.ph6 173cee313d2SEric Christopher br i1 %3, label %.lr.ph, label %._crit_edge 174cee313d2SEric Christopher 175cee313d2SEric Christopher.lr.ph6: ; preds = %.preheader4, %.lr.ph6 176cee313d2SEric Christopher %indvars.iv11 = phi i64 [ %indvars.iv.next12, %.lr.ph6 ], [ 0, %.preheader4 ] 177cee313d2SEric Christopher %indvars.iv.next12 = add i64 %indvars.iv11, 1 178cee313d2SEric Christopher %11 = getelementptr inbounds [2048 x i32], [2048 x i32]* @b, i64 0, i64 %indvars.iv.next12 179cee313d2SEric Christopher %12 = load i32, i32* %11, align 4 180cee313d2SEric Christopher %13 = add nsw i64 %indvars.iv11, 3 181cee313d2SEric Christopher %14 = getelementptr inbounds [2048 x i32], [2048 x i32]* @c, i64 0, i64 %13 182cee313d2SEric Christopher %15 = load i32, i32* %14, align 4 183cee313d2SEric Christopher %16 = add nsw i32 %15, %12 184cee313d2SEric Christopher %17 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv11 185cee313d2SEric Christopher store i32 %16, i32* %17, align 4 186cee313d2SEric Christopher %lftr.wideiv13 = trunc i64 %indvars.iv.next12 to i32 187cee313d2SEric Christopher %exitcond14 = icmp eq i32 %lftr.wideiv13, %1 188cee313d2SEric Christopher br i1 %exitcond14, label %.preheader, label %.lr.ph6 189cee313d2SEric Christopher 190cee313d2SEric Christopher.lr.ph: ; preds = %.preheader, %.lr.ph 191cee313d2SEric Christopher %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader ] 192cee313d2SEric Christopher %18 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv 193cee313d2SEric Christopher %19 = load i32, i32* %18, align 4 194cee313d2SEric Christopher %20 = icmp sgt i32 %19, 4 195cee313d2SEric Christopher %21 = select i1 %20, i32 4, i32 0 196cee313d2SEric Christopher %22 = getelementptr inbounds [2048 x i32], [2048 x i32]* @b, i64 0, i64 %indvars.iv 197cee313d2SEric Christopher store i32 %21, i32* %22, align 4 198cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 199cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 200cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, %1 201cee313d2SEric Christopher br i1 %exitcond, label %._crit_edge, label %.lr.ph 202cee313d2SEric Christopher 203cee313d2SEric Christopher._crit_edge: ; preds = %.lr.ph10, %.preheader4, %.lr.ph, %.preheader 204cee313d2SEric Christopher ret void 205cee313d2SEric Christopher} 206cee313d2SEric Christopher 207cee313d2SEric Christopher;CHECK-LABEL: @example8( 208cee313d2SEric Christopher;CHECK: store <4 x i32> 209cee313d2SEric Christopher;CHECK: ret void 210cee313d2SEric Christopher;UNROLL-LABEL: @example8( 211cee313d2SEric Christopher;UNROLL: store <4 x i32> 212cee313d2SEric Christopher;UNROLL: store <4 x i32> 213cee313d2SEric Christopher;UNROLL: store <4 x i32> 214cee313d2SEric Christopher;UNROLL: store <4 x i32> 215cee313d2SEric Christopher;UNROLL: ret void 216cee313d2SEric Christopherdefine void @example8(i32 %x) nounwind uwtable ssp { 217cee313d2SEric Christopher br label %.preheader 218cee313d2SEric Christopher 219cee313d2SEric Christopher.preheader: ; preds = %3, %0 220cee313d2SEric Christopher %indvars.iv3 = phi i64 [ 0, %0 ], [ %indvars.iv.next4, %3 ] 221cee313d2SEric Christopher br label %1 222cee313d2SEric Christopher 223cee313d2SEric Christopher; <label>:1 ; preds = %1, %.preheader 224cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %.preheader ], [ %indvars.iv.next, %1 ] 225cee313d2SEric Christopher %2 = getelementptr inbounds [32 x [1024 x i32]], [32 x [1024 x i32]]* @G, i64 0, i64 %indvars.iv3, i64 %indvars.iv 226cee313d2SEric Christopher store i32 %x, i32* %2, align 4 227cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 228cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 229cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 230cee313d2SEric Christopher br i1 %exitcond, label %3, label %1 231cee313d2SEric Christopher 232cee313d2SEric Christopher; <label>:3 ; preds = %1 233cee313d2SEric Christopher %indvars.iv.next4 = add i64 %indvars.iv3, 1 234cee313d2SEric Christopher %lftr.wideiv5 = trunc i64 %indvars.iv.next4 to i32 235cee313d2SEric Christopher %exitcond6 = icmp eq i32 %lftr.wideiv5, 32 236cee313d2SEric Christopher br i1 %exitcond6, label %4, label %.preheader 237cee313d2SEric Christopher 238cee313d2SEric Christopher; <label>:4 ; preds = %3 239cee313d2SEric Christopher ret void 240cee313d2SEric Christopher} 241cee313d2SEric Christopher 242cee313d2SEric Christopher;CHECK-LABEL: @example9( 243cee313d2SEric Christopher;CHECK: phi <4 x i32> 244cee313d2SEric Christopher;CHECK: ret i32 245cee313d2SEric Christopherdefine i32 @example9() nounwind uwtable readonly ssp { 246cee313d2SEric Christopher br label %1 247cee313d2SEric Christopher 248cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 249cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 250cee313d2SEric Christopher %diff.01 = phi i32 [ 0, %0 ], [ %7, %1 ] 251cee313d2SEric Christopher %2 = getelementptr inbounds [1024 x i32], [1024 x i32]* @ub, i64 0, i64 %indvars.iv 252cee313d2SEric Christopher %3 = load i32, i32* %2, align 4 253cee313d2SEric Christopher %4 = getelementptr inbounds [1024 x i32], [1024 x i32]* @uc, i64 0, i64 %indvars.iv 254cee313d2SEric Christopher %5 = load i32, i32* %4, align 4 255cee313d2SEric Christopher %6 = add i32 %3, %diff.01 256cee313d2SEric Christopher %7 = sub i32 %6, %5 257cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 258cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 259cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 260cee313d2SEric Christopher br i1 %exitcond, label %8, label %1 261cee313d2SEric Christopher 262cee313d2SEric Christopher; <label>:8 ; preds = %1 263cee313d2SEric Christopher ret i32 %7 264cee313d2SEric Christopher} 265cee313d2SEric Christopher 266cee313d2SEric Christopher;CHECK-LABEL: @example10a( 267cee313d2SEric Christopher;CHECK: load <4 x i32> 268cee313d2SEric Christopher;CHECK: add nsw <4 x i32> 269cee313d2SEric Christopher;CHECK: load <4 x i16> 270cee313d2SEric Christopher;CHECK: add <4 x i16> 271cee313d2SEric Christopher;CHECK: store <4 x i16> 272cee313d2SEric Christopher;CHECK: ret void 273cee313d2SEric Christopherdefine void @example10a(i16* noalias nocapture %sa, i16* noalias nocapture %sb, i16* noalias nocapture %sc, i32* noalias nocapture %ia, i32* noalias nocapture %ib, i32* noalias nocapture %ic) nounwind uwtable ssp { 274cee313d2SEric Christopher br label %1 275cee313d2SEric Christopher 276cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 277cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 278cee313d2SEric Christopher %2 = getelementptr inbounds i32, i32* %ib, i64 %indvars.iv 279cee313d2SEric Christopher %3 = load i32, i32* %2, align 4 280cee313d2SEric Christopher %4 = getelementptr inbounds i32, i32* %ic, i64 %indvars.iv 281cee313d2SEric Christopher %5 = load i32, i32* %4, align 4 282cee313d2SEric Christopher %6 = add nsw i32 %5, %3 283cee313d2SEric Christopher %7 = getelementptr inbounds i32, i32* %ia, i64 %indvars.iv 284cee313d2SEric Christopher store i32 %6, i32* %7, align 4 285cee313d2SEric Christopher %8 = getelementptr inbounds i16, i16* %sb, i64 %indvars.iv 286cee313d2SEric Christopher %9 = load i16, i16* %8, align 2 287cee313d2SEric Christopher %10 = getelementptr inbounds i16, i16* %sc, i64 %indvars.iv 288cee313d2SEric Christopher %11 = load i16, i16* %10, align 2 289cee313d2SEric Christopher %12 = add i16 %11, %9 290cee313d2SEric Christopher %13 = getelementptr inbounds i16, i16* %sa, i64 %indvars.iv 291cee313d2SEric Christopher store i16 %12, i16* %13, align 2 292cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 293cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 294cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 295cee313d2SEric Christopher br i1 %exitcond, label %14, label %1 296cee313d2SEric Christopher 297cee313d2SEric Christopher; <label>:14 ; preds = %1 298cee313d2SEric Christopher ret void 299cee313d2SEric Christopher} 300cee313d2SEric Christopher 301cee313d2SEric Christopher;CHECK-LABEL: @example10b( 302cee313d2SEric Christopher;CHECK: load <4 x i16> 303cee313d2SEric Christopher;CHECK: sext <4 x i16> 304cee313d2SEric Christopher;CHECK: store <4 x i32> 305cee313d2SEric Christopher;CHECK: ret void 306cee313d2SEric Christopherdefine void @example10b(i16* noalias nocapture %sa, i16* noalias nocapture %sb, i16* noalias nocapture %sc, i32* noalias nocapture %ia, i32* noalias nocapture %ib, i32* noalias nocapture %ic) nounwind uwtable ssp { 307cee313d2SEric Christopher br label %1 308cee313d2SEric Christopher 309cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 310cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 311cee313d2SEric Christopher %2 = getelementptr inbounds i16, i16* %sb, i64 %indvars.iv 312cee313d2SEric Christopher %3 = load i16, i16* %2, align 2 313cee313d2SEric Christopher %4 = sext i16 %3 to i32 314cee313d2SEric Christopher %5 = getelementptr inbounds i32, i32* %ia, i64 %indvars.iv 315cee313d2SEric Christopher store i32 %4, i32* %5, align 4 316cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 317cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 318cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 319cee313d2SEric Christopher br i1 %exitcond, label %6, label %1 320cee313d2SEric Christopher 321cee313d2SEric Christopher; <label>:6 ; preds = %1 322cee313d2SEric Christopher ret void 323cee313d2SEric Christopher} 324cee313d2SEric Christopher 325cee313d2SEric Christopher;CHECK-LABEL: @example11( 326cee313d2SEric Christopher;CHECK: load i32 327cee313d2SEric Christopher;CHECK: load i32 328cee313d2SEric Christopher;CHECK: load i32 329cee313d2SEric Christopher;CHECK: load i32 330cee313d2SEric Christopher;CHECK: insertelement 331cee313d2SEric Christopher;CHECK: insertelement 332cee313d2SEric Christopher;CHECK: insertelement 333cee313d2SEric Christopher;CHECK: insertelement 334cee313d2SEric Christopher;CHECK: ret void 335cee313d2SEric Christopherdefine void @example11() nounwind uwtable ssp { 336cee313d2SEric Christopher br label %1 337cee313d2SEric Christopher 338cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 339cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 340cee313d2SEric Christopher %2 = shl nsw i64 %indvars.iv, 1 341cee313d2SEric Christopher %3 = or i64 %2, 1 342cee313d2SEric Christopher %4 = getelementptr inbounds [2048 x i32], [2048 x i32]* @b, i64 0, i64 %3 343cee313d2SEric Christopher %5 = load i32, i32* %4, align 4 344cee313d2SEric Christopher %6 = getelementptr inbounds [2048 x i32], [2048 x i32]* @c, i64 0, i64 %3 345cee313d2SEric Christopher %7 = load i32, i32* %6, align 4 346cee313d2SEric Christopher %8 = mul nsw i32 %7, %5 347cee313d2SEric Christopher %9 = getelementptr inbounds [2048 x i32], [2048 x i32]* @b, i64 0, i64 %2 348cee313d2SEric Christopher %10 = load i32, i32* %9, align 8 349cee313d2SEric Christopher %11 = getelementptr inbounds [2048 x i32], [2048 x i32]* @c, i64 0, i64 %2 350cee313d2SEric Christopher %12 = load i32, i32* %11, align 8 351cee313d2SEric Christopher %13 = mul nsw i32 %12, %10 352cee313d2SEric Christopher %14 = sub nsw i32 %8, %13 353cee313d2SEric Christopher %15 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv 354cee313d2SEric Christopher store i32 %14, i32* %15, align 4 355cee313d2SEric Christopher %16 = mul nsw i32 %7, %10 356cee313d2SEric Christopher %17 = mul nsw i32 %12, %5 357cee313d2SEric Christopher %18 = add nsw i32 %17, %16 358cee313d2SEric Christopher %19 = getelementptr inbounds [2048 x i32], [2048 x i32]* @d, i64 0, i64 %indvars.iv 359cee313d2SEric Christopher store i32 %18, i32* %19, align 4 360cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 361cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 362cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 512 363cee313d2SEric Christopher br i1 %exitcond, label %20, label %1 364cee313d2SEric Christopher 365cee313d2SEric Christopher; <label>:20 ; preds = %1 366cee313d2SEric Christopher ret void 367cee313d2SEric Christopher} 368cee313d2SEric Christopher 369cee313d2SEric Christopher;CHECK-LABEL: @example12( 370*3b7b1a75SFlorian Hahn;CHECK: vector.body: 371*3b7b1a75SFlorian Hahn;CHECK: [[VEC_IV_TRUNC:%.+]] = phi <4 x i32> 372*3b7b1a75SFlorian Hahn;CHECK: store <4 x i32> [[VEC_IV_TRUNC]] 373cee313d2SEric Christopher;CHECK: ret void 374*3b7b1a75SFlorian Hahndefine void @example12() { 375cee313d2SEric Christopher br label %1 376cee313d2SEric Christopher 377cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 378cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 379cee313d2SEric Christopher %2 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv 380cee313d2SEric Christopher %3 = trunc i64 %indvars.iv to i32 381cee313d2SEric Christopher store i32 %3, i32* %2, align 4 382cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 383cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 384cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 385cee313d2SEric Christopher br i1 %exitcond, label %4, label %1 386cee313d2SEric Christopher 387cee313d2SEric Christopher; <label>:4 ; preds = %1 388cee313d2SEric Christopher ret void 389cee313d2SEric Christopher} 390cee313d2SEric Christopher 391cee313d2SEric Christopher;CHECK-LABEL: @example13( 392cee313d2SEric Christopher;CHECK: <4 x i32> 393cee313d2SEric Christopher;CHECK: ret void 394cee313d2SEric Christopherdefine void @example13(i32** nocapture %A, i32** nocapture %B, i32* nocapture %out) nounwind uwtable ssp { 395cee313d2SEric Christopher br label %.preheader 396cee313d2SEric Christopher 397cee313d2SEric Christopher.preheader: ; preds = %14, %0 398cee313d2SEric Christopher %indvars.iv4 = phi i64 [ 0, %0 ], [ %indvars.iv.next5, %14 ] 399cee313d2SEric Christopher %1 = getelementptr inbounds i32*, i32** %A, i64 %indvars.iv4 400cee313d2SEric Christopher %2 = load i32*, i32** %1, align 8 401cee313d2SEric Christopher %3 = getelementptr inbounds i32*, i32** %B, i64 %indvars.iv4 402cee313d2SEric Christopher %4 = load i32*, i32** %3, align 8 403cee313d2SEric Christopher br label %5 404cee313d2SEric Christopher 405cee313d2SEric Christopher; <label>:5 ; preds = %.preheader, %5 406cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %.preheader ], [ %indvars.iv.next, %5 ] 407cee313d2SEric Christopher %diff.02 = phi i32 [ 0, %.preheader ], [ %11, %5 ] 408cee313d2SEric Christopher %6 = getelementptr inbounds i32, i32* %2, i64 %indvars.iv 409cee313d2SEric Christopher %7 = load i32, i32* %6, align 4 410cee313d2SEric Christopher %8 = getelementptr inbounds i32, i32* %4, i64 %indvars.iv 411cee313d2SEric Christopher %9 = load i32, i32* %8, align 4 412cee313d2SEric Christopher %10 = add i32 %7, %diff.02 413cee313d2SEric Christopher %11 = sub i32 %10, %9 414cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 8 415cee313d2SEric Christopher %12 = trunc i64 %indvars.iv.next to i32 416cee313d2SEric Christopher %13 = icmp slt i32 %12, 1024 417cee313d2SEric Christopher br i1 %13, label %5, label %14 418cee313d2SEric Christopher 419cee313d2SEric Christopher; <label>:14 ; preds = %5 420cee313d2SEric Christopher %15 = getelementptr inbounds i32, i32* %out, i64 %indvars.iv4 421cee313d2SEric Christopher store i32 %11, i32* %15, align 4 422cee313d2SEric Christopher %indvars.iv.next5 = add i64 %indvars.iv4, 1 423cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next5 to i32 424cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 32 425cee313d2SEric Christopher br i1 %exitcond, label %16, label %.preheader 426cee313d2SEric Christopher 427cee313d2SEric Christopher; <label>:16 ; preds = %14 428cee313d2SEric Christopher ret void 429cee313d2SEric Christopher} 430cee313d2SEric Christopher 431cee313d2SEric Christopher; Can vectorize. 432cee313d2SEric Christopher;CHECK-LABEL: @example14( 433cee313d2SEric Christopher;CHECK: <4 x i32> 434cee313d2SEric Christopher;CHECK: ret void 435cee313d2SEric Christopherdefine void @example14(i32** nocapture %in, i32** nocapture %coeff, i32* nocapture %out) nounwind uwtable ssp { 436cee313d2SEric Christopher.preheader3: 437cee313d2SEric Christopher br label %.preheader 438cee313d2SEric Christopher 439cee313d2SEric Christopher.preheader: ; preds = %11, %.preheader3 440cee313d2SEric Christopher %indvars.iv7 = phi i64 [ 0, %.preheader3 ], [ %indvars.iv.next8, %11 ] 441cee313d2SEric Christopher %sum.05 = phi i32 [ 0, %.preheader3 ], [ %10, %11 ] 442cee313d2SEric Christopher br label %0 443cee313d2SEric Christopher 444cee313d2SEric Christopher; <label>:0 ; preds = %0, %.preheader 445cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %.preheader ], [ %indvars.iv.next, %0 ] 446cee313d2SEric Christopher %sum.12 = phi i32 [ %sum.05, %.preheader ], [ %10, %0 ] 447cee313d2SEric Christopher %1 = getelementptr inbounds i32*, i32** %in, i64 %indvars.iv 448cee313d2SEric Christopher %2 = load i32*, i32** %1, align 8 449cee313d2SEric Christopher %3 = getelementptr inbounds i32, i32* %2, i64 %indvars.iv7 450cee313d2SEric Christopher %4 = load i32, i32* %3, align 4 451cee313d2SEric Christopher %5 = getelementptr inbounds i32*, i32** %coeff, i64 %indvars.iv 452cee313d2SEric Christopher %6 = load i32*, i32** %5, align 8 453cee313d2SEric Christopher %7 = getelementptr inbounds i32, i32* %6, i64 %indvars.iv7 454cee313d2SEric Christopher %8 = load i32, i32* %7, align 4 455cee313d2SEric Christopher %9 = mul nsw i32 %8, %4 456cee313d2SEric Christopher %10 = add nsw i32 %9, %sum.12 457cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 458cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 459cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 460cee313d2SEric Christopher br i1 %exitcond, label %11, label %0 461cee313d2SEric Christopher 462cee313d2SEric Christopher; <label>:11 ; preds = %0 463cee313d2SEric Christopher %indvars.iv.next8 = add i64 %indvars.iv7, 1 464cee313d2SEric Christopher %lftr.wideiv9 = trunc i64 %indvars.iv.next8 to i32 465cee313d2SEric Christopher %exitcond10 = icmp eq i32 %lftr.wideiv9, 32 466cee313d2SEric Christopher br i1 %exitcond10, label %.preheader3.1, label %.preheader 467cee313d2SEric Christopher 468cee313d2SEric Christopher.preheader3.1: ; preds = %11 469cee313d2SEric Christopher store i32 %10, i32* %out, align 4 470cee313d2SEric Christopher br label %.preheader.1 471cee313d2SEric Christopher 472cee313d2SEric Christopher.preheader.1: ; preds = %24, %.preheader3.1 473cee313d2SEric Christopher %indvars.iv7.1 = phi i64 [ 0, %.preheader3.1 ], [ %indvars.iv.next8.1, %24 ] 474cee313d2SEric Christopher %sum.05.1 = phi i32 [ 0, %.preheader3.1 ], [ %23, %24 ] 475cee313d2SEric Christopher br label %12 476cee313d2SEric Christopher 477cee313d2SEric Christopher; <label>:12 ; preds = %12, %.preheader.1 478cee313d2SEric Christopher %indvars.iv.1 = phi i64 [ 0, %.preheader.1 ], [ %13, %12 ] 479cee313d2SEric Christopher %sum.12.1 = phi i32 [ %sum.05.1, %.preheader.1 ], [ %23, %12 ] 480cee313d2SEric Christopher %13 = add nsw i64 %indvars.iv.1, 1 481cee313d2SEric Christopher %14 = getelementptr inbounds i32*, i32** %in, i64 %13 482cee313d2SEric Christopher %15 = load i32*, i32** %14, align 8 483cee313d2SEric Christopher %16 = getelementptr inbounds i32, i32* %15, i64 %indvars.iv7.1 484cee313d2SEric Christopher %17 = load i32, i32* %16, align 4 485cee313d2SEric Christopher %18 = getelementptr inbounds i32*, i32** %coeff, i64 %indvars.iv.1 486cee313d2SEric Christopher %19 = load i32*, i32** %18, align 8 487cee313d2SEric Christopher %20 = getelementptr inbounds i32, i32* %19, i64 %indvars.iv7.1 488cee313d2SEric Christopher %21 = load i32, i32* %20, align 4 489cee313d2SEric Christopher %22 = mul nsw i32 %21, %17 490cee313d2SEric Christopher %23 = add nsw i32 %22, %sum.12.1 491cee313d2SEric Christopher %lftr.wideiv.1 = trunc i64 %13 to i32 492cee313d2SEric Christopher %exitcond.1 = icmp eq i32 %lftr.wideiv.1, 1024 493cee313d2SEric Christopher br i1 %exitcond.1, label %24, label %12 494cee313d2SEric Christopher 495cee313d2SEric Christopher; <label>:24 ; preds = %12 496cee313d2SEric Christopher %indvars.iv.next8.1 = add i64 %indvars.iv7.1, 1 497cee313d2SEric Christopher %lftr.wideiv9.1 = trunc i64 %indvars.iv.next8.1 to i32 498cee313d2SEric Christopher %exitcond10.1 = icmp eq i32 %lftr.wideiv9.1, 32 499cee313d2SEric Christopher br i1 %exitcond10.1, label %.preheader3.2, label %.preheader.1 500cee313d2SEric Christopher 501cee313d2SEric Christopher.preheader3.2: ; preds = %24 502cee313d2SEric Christopher %25 = getelementptr inbounds i32, i32* %out, i64 1 503cee313d2SEric Christopher store i32 %23, i32* %25, align 4 504cee313d2SEric Christopher br label %.preheader.2 505cee313d2SEric Christopher 506cee313d2SEric Christopher.preheader.2: ; preds = %38, %.preheader3.2 507cee313d2SEric Christopher %indvars.iv7.2 = phi i64 [ 0, %.preheader3.2 ], [ %indvars.iv.next8.2, %38 ] 508cee313d2SEric Christopher %sum.05.2 = phi i32 [ 0, %.preheader3.2 ], [ %37, %38 ] 509cee313d2SEric Christopher br label %26 510cee313d2SEric Christopher 511cee313d2SEric Christopher; <label>:26 ; preds = %26, %.preheader.2 512cee313d2SEric Christopher %indvars.iv.2 = phi i64 [ 0, %.preheader.2 ], [ %indvars.iv.next.2, %26 ] 513cee313d2SEric Christopher %sum.12.2 = phi i32 [ %sum.05.2, %.preheader.2 ], [ %37, %26 ] 514cee313d2SEric Christopher %27 = add nsw i64 %indvars.iv.2, 2 515cee313d2SEric Christopher %28 = getelementptr inbounds i32*, i32** %in, i64 %27 516cee313d2SEric Christopher %29 = load i32*, i32** %28, align 8 517cee313d2SEric Christopher %30 = getelementptr inbounds i32, i32* %29, i64 %indvars.iv7.2 518cee313d2SEric Christopher %31 = load i32, i32* %30, align 4 519cee313d2SEric Christopher %32 = getelementptr inbounds i32*, i32** %coeff, i64 %indvars.iv.2 520cee313d2SEric Christopher %33 = load i32*, i32** %32, align 8 521cee313d2SEric Christopher %34 = getelementptr inbounds i32, i32* %33, i64 %indvars.iv7.2 522cee313d2SEric Christopher %35 = load i32, i32* %34, align 4 523cee313d2SEric Christopher %36 = mul nsw i32 %35, %31 524cee313d2SEric Christopher %37 = add nsw i32 %36, %sum.12.2 525cee313d2SEric Christopher %indvars.iv.next.2 = add i64 %indvars.iv.2, 1 526cee313d2SEric Christopher %lftr.wideiv.2 = trunc i64 %indvars.iv.next.2 to i32 527cee313d2SEric Christopher %exitcond.2 = icmp eq i32 %lftr.wideiv.2, 1024 528cee313d2SEric Christopher br i1 %exitcond.2, label %38, label %26 529cee313d2SEric Christopher 530cee313d2SEric Christopher; <label>:38 ; preds = %26 531cee313d2SEric Christopher %indvars.iv.next8.2 = add i64 %indvars.iv7.2, 1 532cee313d2SEric Christopher %lftr.wideiv9.2 = trunc i64 %indvars.iv.next8.2 to i32 533cee313d2SEric Christopher %exitcond10.2 = icmp eq i32 %lftr.wideiv9.2, 32 534cee313d2SEric Christopher br i1 %exitcond10.2, label %.preheader3.3, label %.preheader.2 535cee313d2SEric Christopher 536cee313d2SEric Christopher.preheader3.3: ; preds = %38 537cee313d2SEric Christopher %39 = getelementptr inbounds i32, i32* %out, i64 2 538cee313d2SEric Christopher store i32 %37, i32* %39, align 4 539cee313d2SEric Christopher br label %.preheader.3 540cee313d2SEric Christopher 541cee313d2SEric Christopher.preheader.3: ; preds = %52, %.preheader3.3 542cee313d2SEric Christopher %indvars.iv7.3 = phi i64 [ 0, %.preheader3.3 ], [ %indvars.iv.next8.3, %52 ] 543cee313d2SEric Christopher %sum.05.3 = phi i32 [ 0, %.preheader3.3 ], [ %51, %52 ] 544cee313d2SEric Christopher br label %40 545cee313d2SEric Christopher 546cee313d2SEric Christopher; <label>:40 ; preds = %40, %.preheader.3 547cee313d2SEric Christopher %indvars.iv.3 = phi i64 [ 0, %.preheader.3 ], [ %indvars.iv.next.3, %40 ] 548cee313d2SEric Christopher %sum.12.3 = phi i32 [ %sum.05.3, %.preheader.3 ], [ %51, %40 ] 549cee313d2SEric Christopher %41 = add nsw i64 %indvars.iv.3, 3 550cee313d2SEric Christopher %42 = getelementptr inbounds i32*, i32** %in, i64 %41 551cee313d2SEric Christopher %43 = load i32*, i32** %42, align 8 552cee313d2SEric Christopher %44 = getelementptr inbounds i32, i32* %43, i64 %indvars.iv7.3 553cee313d2SEric Christopher %45 = load i32, i32* %44, align 4 554cee313d2SEric Christopher %46 = getelementptr inbounds i32*, i32** %coeff, i64 %indvars.iv.3 555cee313d2SEric Christopher %47 = load i32*, i32** %46, align 8 556cee313d2SEric Christopher %48 = getelementptr inbounds i32, i32* %47, i64 %indvars.iv7.3 557cee313d2SEric Christopher %49 = load i32, i32* %48, align 4 558cee313d2SEric Christopher %50 = mul nsw i32 %49, %45 559cee313d2SEric Christopher %51 = add nsw i32 %50, %sum.12.3 560cee313d2SEric Christopher %indvars.iv.next.3 = add i64 %indvars.iv.3, 1 561cee313d2SEric Christopher %lftr.wideiv.3 = trunc i64 %indvars.iv.next.3 to i32 562cee313d2SEric Christopher %exitcond.3 = icmp eq i32 %lftr.wideiv.3, 1024 563cee313d2SEric Christopher br i1 %exitcond.3, label %52, label %40 564cee313d2SEric Christopher 565cee313d2SEric Christopher; <label>:52 ; preds = %40 566cee313d2SEric Christopher %indvars.iv.next8.3 = add i64 %indvars.iv7.3, 1 567cee313d2SEric Christopher %lftr.wideiv9.3 = trunc i64 %indvars.iv.next8.3 to i32 568cee313d2SEric Christopher %exitcond10.3 = icmp eq i32 %lftr.wideiv9.3, 32 569cee313d2SEric Christopher br i1 %exitcond10.3, label %53, label %.preheader.3 570cee313d2SEric Christopher 571cee313d2SEric Christopher; <label>:53 ; preds = %52 572cee313d2SEric Christopher %54 = getelementptr inbounds i32, i32* %out, i64 3 573cee313d2SEric Christopher store i32 %51, i32* %54, align 4 574cee313d2SEric Christopher ret void 575cee313d2SEric Christopher} 576cee313d2SEric Christopher 577cee313d2SEric Christopher;CHECK-LABEL: @example21( 578cee313d2SEric Christopher;CHECK: load <4 x i32> 579cee313d2SEric Christopher;CHECK: shufflevector {{.*}} <i32 3, i32 2, i32 1, i32 0> 580cee313d2SEric Christopher;CHECK: ret i32 581cee313d2SEric Christopherdefine i32 @example21(i32* nocapture %b, i32 %n) nounwind uwtable readonly ssp { 582cee313d2SEric Christopher %1 = icmp sgt i32 %n, 0 583cee313d2SEric Christopher br i1 %1, label %.lr.ph, label %._crit_edge 584cee313d2SEric Christopher 585cee313d2SEric Christopher.lr.ph: ; preds = %0 586cee313d2SEric Christopher %2 = sext i32 %n to i64 587cee313d2SEric Christopher br label %3 588cee313d2SEric Christopher 589cee313d2SEric Christopher; <label>:3 ; preds = %.lr.ph, %3 590cee313d2SEric Christopher %indvars.iv = phi i64 [ %2, %.lr.ph ], [ %indvars.iv.next, %3 ] 591cee313d2SEric Christopher %a.02 = phi i32 [ 0, %.lr.ph ], [ %6, %3 ] 592cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, -1 593cee313d2SEric Christopher %4 = getelementptr inbounds i32, i32* %b, i64 %indvars.iv.next 594cee313d2SEric Christopher %5 = load i32, i32* %4, align 4 595cee313d2SEric Christopher %6 = add nsw i32 %5, %a.02 596cee313d2SEric Christopher %7 = trunc i64 %indvars.iv.next to i32 597cee313d2SEric Christopher %8 = icmp sgt i32 %7, 0 598cee313d2SEric Christopher br i1 %8, label %3, label %._crit_edge 599cee313d2SEric Christopher 600cee313d2SEric Christopher._crit_edge: ; preds = %3, %0 601cee313d2SEric Christopher %a.0.lcssa = phi i32 [ 0, %0 ], [ %6, %3 ] 602cee313d2SEric Christopher ret i32 %a.0.lcssa 603cee313d2SEric Christopher} 604cee313d2SEric Christopher 605cee313d2SEric Christopher;CHECK-LABEL: @example23( 606cee313d2SEric Christopher;CHECK: <4 x i32> 607cee313d2SEric Christopher;CHECK: ret void 608cee313d2SEric Christopherdefine void @example23(i16* nocapture %src, i32* nocapture %dst) nounwind uwtable ssp { 609cee313d2SEric Christopher br label %1 610cee313d2SEric Christopher 611cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 612cee313d2SEric Christopher %.04 = phi i16* [ %src, %0 ], [ %2, %1 ] 613cee313d2SEric Christopher %.013 = phi i32* [ %dst, %0 ], [ %6, %1 ] 614cee313d2SEric Christopher %i.02 = phi i32 [ 0, %0 ], [ %7, %1 ] 615cee313d2SEric Christopher %2 = getelementptr inbounds i16, i16* %.04, i64 1 616cee313d2SEric Christopher %3 = load i16, i16* %.04, align 2 617cee313d2SEric Christopher %4 = zext i16 %3 to i32 618cee313d2SEric Christopher %5 = shl nuw nsw i32 %4, 7 619cee313d2SEric Christopher %6 = getelementptr inbounds i32, i32* %.013, i64 1 620cee313d2SEric Christopher store i32 %5, i32* %.013, align 4 621cee313d2SEric Christopher %7 = add nsw i32 %i.02, 1 622cee313d2SEric Christopher %exitcond = icmp eq i32 %7, 256 623cee313d2SEric Christopher br i1 %exitcond, label %8, label %1 624cee313d2SEric Christopher 625cee313d2SEric Christopher; <label>:8 ; preds = %1 626cee313d2SEric Christopher ret void 627cee313d2SEric Christopher} 628cee313d2SEric Christopher 629cee313d2SEric Christopher;CHECK-LABEL: @example24( 630cee313d2SEric Christopher;CHECK: shufflevector <4 x i16> 631cee313d2SEric Christopher;CHECK: ret void 632cee313d2SEric Christopherdefine void @example24(i16 signext %x, i16 signext %y) nounwind uwtable ssp { 633cee313d2SEric Christopher br label %1 634cee313d2SEric Christopher 635cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 636cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 637cee313d2SEric Christopher %2 = getelementptr inbounds [1024 x float], [1024 x float]* @fa, i64 0, i64 %indvars.iv 638cee313d2SEric Christopher %3 = load float, float* %2, align 4 639cee313d2SEric Christopher %4 = getelementptr inbounds [1024 x float], [1024 x float]* @fb, i64 0, i64 %indvars.iv 640cee313d2SEric Christopher %5 = load float, float* %4, align 4 641cee313d2SEric Christopher %6 = fcmp olt float %3, %5 642cee313d2SEric Christopher %x.y = select i1 %6, i16 %x, i16 %y 643cee313d2SEric Christopher %7 = sext i16 %x.y to i32 644cee313d2SEric Christopher %8 = getelementptr inbounds [1024 x i32], [1024 x i32]* @ic, i64 0, i64 %indvars.iv 645cee313d2SEric Christopher store i32 %7, i32* %8, align 4 646cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 647cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 648cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 649cee313d2SEric Christopher br i1 %exitcond, label %9, label %1 650cee313d2SEric Christopher 651cee313d2SEric Christopher; <label>:9 ; preds = %1 652cee313d2SEric Christopher ret void 653cee313d2SEric Christopher} 654cee313d2SEric Christopher 655cee313d2SEric Christopher;CHECK-LABEL: @example25( 656cee313d2SEric Christopher;CHECK: and <4 x i1> 657cee313d2SEric Christopher;CHECK: zext <4 x i1> 658cee313d2SEric Christopher;CHECK: ret void 659cee313d2SEric Christopherdefine void @example25() nounwind uwtable ssp { 660cee313d2SEric Christopher br label %1 661cee313d2SEric Christopher 662cee313d2SEric Christopher; <label>:1 ; preds = %1, %0 663cee313d2SEric Christopher %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ] 664cee313d2SEric Christopher %2 = getelementptr inbounds [1024 x float], [1024 x float]* @da, i64 0, i64 %indvars.iv 665cee313d2SEric Christopher %3 = load float, float* %2, align 4 666cee313d2SEric Christopher %4 = getelementptr inbounds [1024 x float], [1024 x float]* @db, i64 0, i64 %indvars.iv 667cee313d2SEric Christopher %5 = load float, float* %4, align 4 668cee313d2SEric Christopher %6 = fcmp olt float %3, %5 669cee313d2SEric Christopher %7 = getelementptr inbounds [1024 x float], [1024 x float]* @dc, i64 0, i64 %indvars.iv 670cee313d2SEric Christopher %8 = load float, float* %7, align 4 671cee313d2SEric Christopher %9 = getelementptr inbounds [1024 x float], [1024 x float]* @dd, i64 0, i64 %indvars.iv 672cee313d2SEric Christopher %10 = load float, float* %9, align 4 673cee313d2SEric Christopher %11 = fcmp olt float %8, %10 674cee313d2SEric Christopher %12 = and i1 %6, %11 675cee313d2SEric Christopher %13 = zext i1 %12 to i32 676cee313d2SEric Christopher %14 = getelementptr inbounds [1024 x i32], [1024 x i32]* @dj, i64 0, i64 %indvars.iv 677cee313d2SEric Christopher store i32 %13, i32* %14, align 4 678cee313d2SEric Christopher %indvars.iv.next = add i64 %indvars.iv, 1 679cee313d2SEric Christopher %lftr.wideiv = trunc i64 %indvars.iv.next to i32 680cee313d2SEric Christopher %exitcond = icmp eq i32 %lftr.wideiv, 1024 681cee313d2SEric Christopher br i1 %exitcond, label %15, label %1 682cee313d2SEric Christopher 683cee313d2SEric Christopher; <label>:15 ; preds = %1 684cee313d2SEric Christopher ret void 685cee313d2SEric Christopher} 686cee313d2SEric Christopher 687