86 lines
4.1 KiB
LLVM
86 lines
4.1 KiB
LLVM
; RUN: opt < %s -indvars -S | FileCheck %s
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; PR4477
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; Indvars should compute the exit values in loop.
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;
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; XFAIL: *
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; Indvars does not currently replace loop invariant values unless all
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; loop exits have the same exit value. We could handle some cases,
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; such as this, by making getSCEVAtScope() sensitive to a particular
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; loop exit. See PR11388.
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
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target triple = "i386-pc-linux-gnu"
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%struct.cc70a02__complex_integers__complex_type = type { i8, i8 }
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@.str = internal constant [13 x i8] c"fc70a00.adb\00\00", align 1 ; <[13 x i8]*> [#uses=1]
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define void @_ada_cc70a02() {
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; CHECK-LABEL: @_ada_cc70a02(
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; CHECK: [%]tmp7 = icmp eq i8 -28, -28
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; CHECK: [%]tmp8 = icmp eq i8 63, 63
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entry:
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br label %bb1.i
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bb1.i: ; preds = %bb2.i, %entry
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%indvar.i = phi i32 [ 0, %entry ], [ %indvar.next.i, %bb2.i ] ; <i32> [#uses=2]
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%result.0.i = phi i16 [ 0, %entry ], [ %ins36.i, %bb2.i ] ; <i16> [#uses=2]
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%tmp38.i = trunc i16 %result.0.i to i8 ; <i8> [#uses=2]
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%tmp = add i8 %tmp38.i, 96 ; <i8> [#uses=1]
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%tmp1 = icmp ugt i8 %tmp, -56 ; <i1> [#uses=1]
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br i1 %tmp1, label %bb.i.i, label %bb1.i.i
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bb.i.i: ; preds = %bb1.i
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tail call void @__gnat_rcheck_12(i8* getelementptr ([13 x i8], [13 x i8]* @.str, i32 0, i32 0), i32 24) noreturn
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unreachable
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bb1.i.i: ; preds = %bb1.i
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%tmp41.i = lshr i16 %result.0.i, 8 ; <i16> [#uses=1]
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%tmp42.i = trunc i16 %tmp41.i to i8 ; <i8> [#uses=2]
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%tmp2 = add i8 %tmp42.i, 109 ; <i8> [#uses=1]
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%tmp3 = icmp ugt i8 %tmp2, -56 ; <i1> [#uses=1]
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br i1 %tmp3, label %bb2.i.i, label %cc70a02__complex_integers__Oadd.153.exit.i
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bb2.i.i: ; preds = %bb1.i.i
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tail call void @__gnat_rcheck_12(i8* getelementptr ([13 x i8], [13 x i8]* @.str, i32 0, i32 0), i32 24) noreturn
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unreachable
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cc70a02__complex_integers__Oadd.153.exit.i: ; preds = %bb1.i.i
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%tmp4 = add i8 %tmp38.i, -4 ; <i8> [#uses=2]
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%tmp5 = add i8 %tmp42.i, 9 ; <i8> [#uses=2]
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%tmp25.i = zext i8 %tmp4 to i16 ; <i16> [#uses=1]
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%tmp33.i = zext i8 %tmp5 to i16 ; <i16> [#uses=1]
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%tmp34.i = shl i16 %tmp33.i, 8 ; <i16> [#uses=1]
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%ins36.i = or i16 %tmp34.i, %tmp25.i ; <i16> [#uses=1]
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%tmp6 = icmp eq i32 %indvar.i, 6 ; <i1> [#uses=1]
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br i1 %tmp6, label %cc70a02__complex_multiplication.170.exit, label %bb2.i
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bb2.i: ; preds = %cc70a02__complex_integers__Oadd.153.exit.i
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%indvar.next.i = add i32 %indvar.i, 1 ; <i32> [#uses=1]
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br label %bb1.i
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cc70a02__complex_multiplication.170.exit: ; preds = %cc70a02__complex_integers__Oadd.153.exit.i
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%tmp7 = icmp eq i8 %tmp4, -28 ; <i1> [#uses=1]
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%tmp8 = icmp eq i8 %tmp5, 63 ; <i1> [#uses=1]
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%or.cond = and i1 %tmp8, %tmp7 ; <i1> [#uses=1]
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br i1 %or.cond, label %return, label %bb1
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bb1: ; preds = %cc70a02__complex_multiplication.170.exit
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tail call void @exit(i32 1)
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ret void
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return: ; preds = %cc70a02__complex_multiplication.170.exit
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ret void
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}
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declare fastcc void @cc70a02__complex_integers__complex.164(%struct.cc70a02__complex_integers__complex_type* noalias nocapture sret(%struct.cc70a02__complex_integers__complex_type), i8 signext, i8 signext) nounwind
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declare fastcc void @cc70a02__complex_integers__Osubtract.149(%struct.cc70a02__complex_integers__complex_type* noalias sret(%struct.cc70a02__complex_integers__complex_type), %struct.cc70a02__complex_integers__complex_type* byval(%struct.cc70a02__complex_integers__complex_type) align 4)
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declare fastcc void @cc70a02__complex_integers__Oadd.153(%struct.cc70a02__complex_integers__complex_type* noalias sret(%struct.cc70a02__complex_integers__complex_type), %struct.cc70a02__complex_integers__complex_type* byval(%struct.cc70a02__complex_integers__complex_type) align 4, %struct.cc70a02__complex_integers__complex_type* byval(%struct.cc70a02__complex_integers__complex_type) align 4)
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declare fastcc void @cc70a02__complex_multiplication.170(%struct.cc70a02__complex_integers__complex_type* noalias sret(%struct.cc70a02__complex_integers__complex_type), %struct.cc70a02__complex_integers__complex_type* byval(%struct.cc70a02__complex_integers__complex_type) align 4)
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declare void @__gnat_rcheck_12(i8*, i32) noreturn
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declare void @exit(i32)
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