f4ee371e60
These flags are now always passed to all tests and need to be disabled if not needed. Disabling these flags, rather than passing them to almost all tests, significantly simplfies our RUN: lines. llvm-svn: 249422
60 lines
1.9 KiB
LLVM
60 lines
1.9 KiB
LLVM
; RUN: opt %loadPolly -basicaa -polly-codegen -polly-vectorizer=polly -S < %s | FileCheck %s
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;#define N 1024
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;float A[N];
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;float B[N];
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;
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;void simple_vec_const(void) {
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; int i;
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;
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; for (i = 0; i < 4; i++)
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; B[i] = A[0];
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;}
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;int main()
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;{
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; simple_vec_const();
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; return A[42];
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;}
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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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@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], [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, float* getelementptr inbounds ([1024 x float], [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, float* getelementptr inbounds ([1024 x float], [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 = load float, float* getelementptr inbounds ([1024 x float], [1024 x float]* @A, i32 0, i32 0)
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; CHECK: polly.stmt.: ; preds = %polly.start
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; CHECK: %_p.splatinsert = insertelement <4 x float> undef, float %.load, i32 0
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; CHECK: %_p.splat = shufflevector <4 x float> %_p.splatinsert, <4 x float> undef, <4 x i32> zeroinitializer
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