| ; RUN: opt < %s -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -S | FileCheck %s |
| ; RUN: opt < %s -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -mcpu=swift -S | FileCheck %s --check-prefix=SWIFT |
| |
| target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32" |
| target triple = "thumbv7-apple-ios3.0.0" |
| |
| ;CHECK: @foo |
| ;CHECK: load <4 x i32> |
| ;CHECK-NOT: load <4 x i32> |
| ;CHECK: ret |
| ;SWIFT: @foo |
| ;SWIFT: load <4 x i32> |
| ;SWIFT: load <4 x i32> |
| ;SWIFT: ret |
| define i32 @foo(i32* nocapture %A, i32 %n) nounwind readonly ssp { |
| %1 = icmp sgt i32 %n, 0 |
| br i1 %1, label %.lr.ph, label %._crit_edge |
| |
| .lr.ph: ; preds = %0, %.lr.ph |
| %i.02 = phi i32 [ %5, %.lr.ph ], [ 0, %0 ] |
| %sum.01 = phi i32 [ %4, %.lr.ph ], [ 0, %0 ] |
| %2 = getelementptr inbounds i32* %A, i32 %i.02 |
| %3 = load i32* %2, align 4 |
| %4 = add nsw i32 %3, %sum.01 |
| %5 = add nsw i32 %i.02, 1 |
| %exitcond = icmp eq i32 %5, %n |
| br i1 %exitcond, label %._crit_edge, label %.lr.ph |
| |
| ._crit_edge: ; preds = %.lr.ph, %0 |
| %sum.0.lcssa = phi i32 [ 0, %0 ], [ %4, %.lr.ph ] |
| ret i32 %sum.0.lcssa |
| } |
