1; RUN: opt < %s -loop-vectorize -mattr=avx,+slow-unaligned-mem-32 -S | FileCheck %s --check-prefix=SLOWMEM32 --check-prefix=CHECK 2; RUN: opt < %s -loop-vectorize -mattr=avx,-slow-unaligned-mem-32 -S | FileCheck %s --check-prefix=FASTMEM32 --check-prefix=CHECK 3 4target 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" 5target triple = "x86_64-apple-macosx10.8.0" 6 7; CHECK-LABEL: @read_mod_write_single_ptr( 8; CHECK: load <8 x float> 9; CHECK: ret i32 10define i32 @read_mod_write_single_ptr(float* nocapture %a, i32 %n) nounwind uwtable ssp { 11 %1 = icmp sgt i32 %n, 0 12 br i1 %1, label %.lr.ph, label %._crit_edge 13 14.lr.ph: ; preds = %0, %.lr.ph 15 %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ] 16 %2 = getelementptr inbounds float, float* %a, i64 %indvars.iv 17 %3 = load float, float* %2, align 4 18 %4 = fmul float %3, 3.000000e+00 19 store float %4, float* %2, align 4 20 %indvars.iv.next = add i64 %indvars.iv, 1 21 %lftr.wideiv = trunc i64 %indvars.iv.next to i32 22 %exitcond = icmp eq i32 %lftr.wideiv, %n 23 br i1 %exitcond, label %._crit_edge, label %.lr.ph 24 25._crit_edge: ; preds = %.lr.ph, %0 26 ret i32 undef 27} 28 29 30; CHECK-LABEL: @read_mod_i64( 31; SLOWMEM32: load <2 x i64> 32; FASTMEM32: load <4 x i64> 33; CHECK: ret i32 34define i32 @read_mod_i64(i64* nocapture %a, i32 %n) nounwind uwtable ssp { 35 %1 = icmp sgt i32 %n, 0 36 br i1 %1, label %.lr.ph, label %._crit_edge 37 38.lr.ph: ; preds = %0, %.lr.ph 39 %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ] 40 %2 = getelementptr inbounds i64, i64* %a, i64 %indvars.iv 41 %3 = load i64, i64* %2, align 4 42 %4 = add i64 %3, 3 43 store i64 %4, i64* %2, align 4 44 %indvars.iv.next = add i64 %indvars.iv, 1 45 %lftr.wideiv = trunc i64 %indvars.iv.next to i32 46 %exitcond = icmp eq i32 %lftr.wideiv, %n 47 br i1 %exitcond, label %._crit_edge, label %.lr.ph 48 49._crit_edge: ; preds = %.lr.ph, %0 50 ret i32 undef 51} 52 53