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ARM Cost Model: Add a basic vectorization unrolling test. 

llvm-svn: 171931
This commit is contained in:
Nadav Rotem 2013-01-09 01:29:07 +00:00
parent 30a65bc39e
commit 4c66f87e8e
1 changed files with 10 additions and 3 deletions
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13
llvm/test/Transforms/LoopVectorize/ARM/sanity.ll → llvm/test/Transforms/LoopVectorize/ARM/arm-unroll.ll
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@ -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