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