[llvm-commits] [llvm] r171931 - in /llvm/trunk/test/Transforms/LoopVectorize/ARM: arm-unroll.ll sanity.ll

[Nadav Rotem]

Author: nadav
Date: Tue Jan  8 19:29:07 2013
New Revision: 171931

URL: http://llvm.org/viewvc/llvm-project?rev=171931&view=rev
Log:
ARM Cost Model: Add a basic vectorization unrolling test.

Added:
    llvm/trunk/test/Transforms/LoopVectorize/ARM/arm-unroll.ll
      - copied, changed from r171928, llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll
Removed:
    llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll

Copied: llvm/trunk/test/Transforms/LoopVectorize/ARM/arm-unroll.ll (from r171928, llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll)
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/LoopVectorize/ARM/arm-unroll.ll?p2=llvm/trunk/test/Transforms/LoopVectorize/ARM/arm-unroll.ll&p1=llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll&r1=171928&r2=171931&rev=171931&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll (original)
+++ llvm/trunk/test/Transforms/LoopVectorize/ARM/arm-unroll.ll Tue Jan  8 19:29:07 2013
@@ -1,10 +1,17 @@
-; RUN: opt < %s  -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -S
+; 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"
 
-; Make sure that we are not crashing on ARM.
-
+;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

Removed: llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll?rev=171930&view=auto
==============================================================================
--- llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll (original)
+++ llvm/trunk/test/Transforms/LoopVectorize/ARM/sanity.ll (removed)
@@ -1,25 +0,0 @@
-; RUN: opt < %s  -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -S
-
-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"
-
-; Make sure that we are not crashing on ARM.
-
-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
-}