mirror of
https://github.com/c64scene-ar/llvm-6502.git
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df8c22a104
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171931 91177308-0d34-0410-b5e6-96231b3b80d8
33 lines
1.2 KiB
LLVM
33 lines
1.2 KiB
LLVM
; RUN: opt < %s -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -S | FileCheck %s
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; RUN: opt < %s -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -mcpu=swift -S | FileCheck %s --check-prefix=SWIFT
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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"
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target triple = "thumbv7-apple-ios3.0.0"
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;CHECK: @foo
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;CHECK: load <4 x i32>
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;CHECK-NOT: load <4 x i32>
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;CHECK: ret
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;SWIFT: @foo
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;SWIFT: load <4 x i32>
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;SWIFT: load <4 x i32>
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;SWIFT: ret
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define i32 @foo(i32* nocapture %A, i32 %n) nounwind readonly ssp {
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%1 = icmp sgt i32 %n, 0
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br i1 %1, label %.lr.ph, label %._crit_edge
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.lr.ph: ; preds = %0, %.lr.ph
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%i.02 = phi i32 [ %5, %.lr.ph ], [ 0, %0 ]
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%sum.01 = phi i32 [ %4, %.lr.ph ], [ 0, %0 ]
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%2 = getelementptr inbounds i32* %A, i32 %i.02
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%3 = load i32* %2, align 4
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%4 = add nsw i32 %3, %sum.01
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%5 = add nsw i32 %i.02, 1
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%exitcond = icmp eq i32 %5, %n
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br i1 %exitcond, label %._crit_edge, label %.lr.ph
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._crit_edge: ; preds = %.lr.ph, %0
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%sum.0.lcssa = phi i32 [ 0, %0 ], [ %4, %.lr.ph ]
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ret i32 %sum.0.lcssa
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}
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