Home | History | Annotate | Download | only in LoopAccessAnalysis
      1 ; RUN: opt -loop-versioning -S < %s | FileCheck %s -check-prefix=LV
      2 
      3 ; NB: addrspaces 10-13 are non-integral
      4 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:10:11:12:13"
      5 
      6 ; This matches the test case from PR38290
      7 ; Check that we expand the SCEV predicate check using GEP, rather
      8 ; than ptrtoint.
      9 
     10 %jl_value_t = type opaque
     11 %jl_array_t = type { i8 addrspace(13)*, i64, i16, i16, i32 }
     12 
     13 declare i64 @julia_steprange_last_4949()
     14 
     15 define void @"japi1_align!_9477"(%jl_value_t addrspace(10)** %arg) {
     16 ; LV-LAVEL: L26.lver.check
     17 ; LV: [[OFMul:%[^ ]*]]  = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 4, i64 [[Step:%[^ ]*]])
     18 ; LV-NEXT: [[OFMulResult:%[^ ]*]] = extractvalue { i64, i1 } [[OFMul]], 0
     19 ; LV-NEXT: [[OFMulOverflow:%[^ ]*]] = extractvalue { i64, i1 } [[OFMul]], 1
     20 ; LV-NEXT: [[PosGEP:%[^ ]*]] = getelementptr i32, i32 addrspace(13)* [[Base:%[^ ]*]], i64 [[Step]]
     21 ; LV-NEXT: [[NegGEP:%[^ ]*]] = getelementptr i32, i32 addrspace(13)* [[Base]], i64 [[NegStep:%[^ ]*]]
     22 ; LV-NEXT: icmp ugt i32 addrspace(13)* [[NegGEP]], [[Base]]
     23 ; LV-NEXT: icmp ult i32 addrspace(13)* [[PosGEP]], [[Base]]
     24 ; LV-NOT: inttoptr
     25 ; LV-NOT: ptrtoint
     26 top:
     27   %tmp = load %jl_value_t addrspace(10)*, %jl_value_t addrspace(10)** %arg, align 8
     28   %tmp1 = load i32, i32* inttoptr (i64 12 to i32*), align 4
     29   %tmp2 = sub i32 0, %tmp1
     30   %tmp3 = call i64 @julia_steprange_last_4949()
     31   %tmp4 = addrspacecast %jl_value_t addrspace(10)* %tmp to %jl_value_t addrspace(11)*
     32   %tmp5 = bitcast %jl_value_t addrspace(11)* %tmp4 to %jl_value_t addrspace(10)* addrspace(11)*
     33   %tmp6 = load %jl_value_t addrspace(10)*, %jl_value_t addrspace(10)* addrspace(11)* %tmp5, align 8
     34   %tmp7 = addrspacecast %jl_value_t addrspace(10)* %tmp6 to %jl_value_t addrspace(11)*
     35   %tmp8 = bitcast %jl_value_t addrspace(11)* %tmp7 to i32 addrspace(13)* addrspace(11)*
     36   %tmp9 = load i32 addrspace(13)*, i32 addrspace(13)* addrspace(11)* %tmp8, align 8
     37   %tmp10 = sext i32 %tmp2 to i64
     38   br label %L26
     39 
     40 L26:
     41   %value_phi3 = phi i64 [ 0, %top ], [ %tmp11, %L26 ]
     42   %tmp11 = add i64 %value_phi3, -1
     43   %tmp12 = getelementptr inbounds i32, i32 addrspace(13)* %tmp9, i64 %tmp11
     44   %tmp13 = load i32, i32 addrspace(13)* %tmp12, align 4
     45   %tmp14 = add i64 %tmp11, %tmp10
     46   %tmp15 = getelementptr inbounds i32, i32 addrspace(13)* %tmp9, i64 %tmp14
     47   store i32 %tmp13, i32 addrspace(13)* %tmp15, align 4
     48   %tmp16 = icmp eq i64 %value_phi3, %tmp3
     49   br i1 %tmp16, label %L45, label %L26
     50 
     51 L45:
     52   ret void
     53 }
     54 
     55