forked from OSchip/llvm-project
44 lines
1.5 KiB
LLVM
44 lines
1.5 KiB
LLVM
; RUN: opt %loadPolly %defaultOpts -polly-codegen -enable-polly-vector -S %s | FileCheck %s
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; ModuleID = 'simple_vec_const.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"
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target triple = "x86_64-unknown-linux-gnu"
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@A = common global [1024 x float] zeroinitializer, align 16
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@B = common global [1024 x float] zeroinitializer, align 16
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define void @simple_vec_const() nounwind {
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; <label>:0
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br label %1
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; <label>:1 ; preds = %4, %0
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%indvar = phi i64 [ %indvar.next, %4 ], [ 0, %0 ]
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%scevgep = getelementptr [1024 x float]* @B, i64 0, i64 %indvar
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%exitcond = icmp ne i64 %indvar, 4
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br i1 %exitcond, label %2, label %5
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; <label>:2 ; preds = %1
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%3 = load float* getelementptr inbounds ([1024 x float]* @A, i64 0, i64 0), align 16
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store float %3, float* %scevgep, align 4
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br label %4
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; <label>:4 ; preds = %2
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%indvar.next = add i64 %indvar, 1
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br label %1
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; <label>:5 ; preds = %1
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ret void
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}
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define i32 @main() nounwind {
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call void @simple_vec_const()
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%1 = load float* getelementptr inbounds ([1024 x float]* @A, i64 0, i64 42), align 8
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%2 = fptosi float %1 to i32
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ret i32 %2
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}
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; CHECK: load <1 x float>* bitcast ([1024 x float]* @A to <1 x float>*)
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; CHECK: shufflevector <1 x float> {{.*}}, <1 x float> {{.*}} <4 x i32> zeroinitializer
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