forked from OSchip/llvm-project
45 lines
1.3 KiB
LLVM
45 lines
1.3 KiB
LLVM
; RUN: opt %loadPolly -polly-import-jscop -polly-import-jscop-postfix=transformed -polly-codegen -S < %s | FileCheck %s
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;
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; This text case has a partial write of PHI in a region-statement. It
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; requires that the new PHINode from the region's exiting block is
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; generated before before the partial memory write.
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;
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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define void @region_multiexit_partialwrite(i32* %arg, i64 %arg1, i32* %arg2) {
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bb:
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br label %bb3
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bb3:
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%tmp = phi i64 [ %tmp17, %bb10 ], [ 1, %bb ]
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%tmp4 = getelementptr inbounds i32, i32* %arg, i64 %tmp
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%tmp5 = load i32, i32* %tmp4, align 4
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%tmp6 = icmp slt i32 %tmp5, 0
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br i1 %tmp6, label %bb7, label %bb9
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bb7:
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%tmp8 = select i1 undef, i32 -2147483648, i32 undef
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br label %bb10
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bb9:
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br label %bb10
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bb10:
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%tmp11 = phi i32 [ %tmp8, %bb7 ], [ undef, %bb9 ]
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%tmp16 = getelementptr inbounds i32, i32* %arg2, i64 %tmp
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store i32 %tmp11, i32* %tmp16, align 4
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%tmp17 = add nuw i64 %tmp, 1
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%tmp18 = icmp eq i64 %tmp17, %arg1
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br i1 %tmp18, label %bb19, label %bb3
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bb19:
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ret void
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}
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; CHECK: polly.stmt.bb10.exit:
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; CHECK-NEXT: %polly.tmp11 = phi i32 [ %p_tmp8, %polly.stmt.bb7 ], [ undef, %polly.stmt.bb9 ]
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; CHECK: polly.stmt.bb10.exit.Stmt_bb3__TO__bb10_Write1.partial:
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; CHECK: store i32 %polly.tmp11
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