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https://github.com/c64scene-ar/llvm-6502.git
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b042868c01
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167480 91177308-0d34-0410-b5e6-96231b3b80d8
39 lines
1.6 KiB
LLVM
39 lines
1.6 KiB
LLVM
; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S | FileCheck %s
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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"
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target triple = "x86_64-apple-macosx10.8.0"
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@c = common global [2048 x i32] zeroinitializer, align 16
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@b = common global [2048 x i32] zeroinitializer, align 16
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@d = common global [2048 x i32] zeroinitializer, align 16
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@a = common global [2048 x i32] zeroinitializer, align 16
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;CHECK: cost_model_1
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;CHECK: <4 x i32>
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;CHECK: ret void
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define void @cost_model_1() nounwind uwtable noinline ssp {
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entry:
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br label %for.body
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for.body: ; preds = %for.body, %entry
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%0 = shl nsw i64 %indvars.iv, 1
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%arrayidx = getelementptr inbounds [2048 x i32]* @c, i64 0, i64 %0
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%1 = load i32* %arrayidx, align 8
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%idxprom1 = sext i32 %1 to i64
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%arrayidx2 = getelementptr inbounds [2048 x i32]* @b, i64 0, i64 %idxprom1
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%2 = load i32* %arrayidx2, align 4
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%arrayidx4 = getelementptr inbounds [2048 x i32]* @d, i64 0, i64 %indvars.iv
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%3 = load i32* %arrayidx4, align 4
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%idxprom5 = sext i32 %3 to i64
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%arrayidx6 = getelementptr inbounds [2048 x i32]* @a, i64 0, i64 %idxprom5
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store i32 %2, i32* %arrayidx6, align 4
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%indvars.iv.next = add i64 %indvars.iv, 1
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%lftr.wideiv = trunc i64 %indvars.iv.next to i32
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%exitcond = icmp eq i32 %lftr.wideiv, 256
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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ret void
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}
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