llvm-6502/test/Transforms/SLPVectorizer/X86/flag.ll
Nadav Rotem 1f098af364 Remove unused function attributes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179476 91177308-0d34-0410-b5e6-96231b3b80d8
2013-04-14 05:47:04 +00:00

52 lines
1.8 KiB
LLVM

; RUN: opt < %s -basicaa -slp-vectorizer -slp-threshold=1000 -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
target 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"
target triple = "x86_64-apple-macosx10.8.0"
; Check that the command line flag works.
;CHECK:rollable
;CHECK-NOT:load <4 x i32>
;CHECK: ret
define i32 @rollable(i32* noalias nocapture %in, i32* noalias nocapture %out, i64 %n) {
%1 = icmp eq i64 %n, 0
br i1 %1, label %._crit_edge, label %.lr.ph
.lr.ph: ; preds = %0, %.lr.ph
%i.019 = phi i64 [ %26, %.lr.ph ], [ 0, %0 ]
%2 = shl i64 %i.019, 2
%3 = getelementptr inbounds i32* %in, i64 %2
%4 = load i32* %3, align 4
%5 = or i64 %2, 1
%6 = getelementptr inbounds i32* %in, i64 %5
%7 = load i32* %6, align 4
%8 = or i64 %2, 2
%9 = getelementptr inbounds i32* %in, i64 %8
%10 = load i32* %9, align 4
%11 = or i64 %2, 3
%12 = getelementptr inbounds i32* %in, i64 %11
%13 = load i32* %12, align 4
%14 = mul i32 %4, 7
%15 = add i32 %14, 7
%16 = mul i32 %7, 7
%17 = add i32 %16, 14
%18 = mul i32 %10, 7
%19 = add i32 %18, 21
%20 = mul i32 %13, 7
%21 = add i32 %20, 28
%22 = getelementptr inbounds i32* %out, i64 %2
store i32 %15, i32* %22, align 4
%23 = getelementptr inbounds i32* %out, i64 %5
store i32 %17, i32* %23, align 4
%24 = getelementptr inbounds i32* %out, i64 %8
store i32 %19, i32* %24, align 4
%25 = getelementptr inbounds i32* %out, i64 %11
store i32 %21, i32* %25, align 4
%26 = add i64 %i.019, 1
%exitcond = icmp eq i64 %26, %n
br i1 %exitcond, label %._crit_edge, label %.lr.ph
._crit_edge: ; preds = %.lr.ph, %0
ret i32 undef
}