111 lines
4.4 KiB
LLVM
111 lines
4.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S < %s -loop-unroll | FileCheck %s
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; RUN: opt -S < %s -passes=loop-unroll | FileCheck %s
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"
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target triple = "x86_64-unknown-linux-gnu"
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define i32 @test() {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: br label [[BB1:%.*]]
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; CHECK: bb1:
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; CHECK-NEXT: [[TMP:%.*]] = phi i32 [ -147, [[BB:%.*]] ], [ [[TMP14:%.*]], [[BB13:%.*]] ]
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; CHECK-NEXT: br label [[BB2_PEEL_BEGIN:%.*]]
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; CHECK: bb2.peel.begin:
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; CHECK-NEXT: br label [[BB2_PEEL:%.*]]
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; CHECK: bb2.peel:
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; CHECK-NEXT: [[TMP4_PEEL:%.*]] = add nsw i32 undef, [[TMP]]
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; CHECK-NEXT: br label [[BB5_PEEL:%.*]]
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; CHECK: bb5.peel:
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; CHECK-NEXT: [[TMP6_PEEL:%.*]] = icmp eq i32 undef, 33
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; CHECK-NEXT: br i1 [[TMP6_PEEL]], label [[BB7_PEEL:%.*]], label [[BB15_LOOPEXIT2:%.*]]
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; CHECK: bb7.peel:
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; CHECK-NEXT: [[TMP8_PEEL:%.*]] = sub nsw i32 undef, undef
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; CHECK-NEXT: [[TMP9_PEEL:%.*]] = icmp eq i32 [[TMP8_PEEL]], 0
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; CHECK-NEXT: br i1 [[TMP9_PEEL]], label [[BB10_PEEL:%.*]], label [[BB10_PEEL]]
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; CHECK: bb10.peel:
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; CHECK-NEXT: [[TMP11_PEEL:%.*]] = icmp eq i8 undef, 0
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; CHECK-NEXT: br i1 [[TMP11_PEEL]], label [[BB12_PEEL:%.*]], label [[BB17_LOOPEXIT3:%.*]]
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; CHECK: bb12.peel:
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; CHECK-NEXT: br i1 false, label [[BB13]], label [[BB2_PEEL_NEXT:%.*]]
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; CHECK: bb2.peel.next:
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; CHECK-NEXT: br label [[BB2_PEEL_NEXT1:%.*]]
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; CHECK: bb2.peel.next1:
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; CHECK-NEXT: br label [[BB1_PEEL_NEWPH:%.*]]
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; CHECK: bb1.peel.newph:
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; CHECK-NEXT: br label [[BB2:%.*]]
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; CHECK: bb2:
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; CHECK-NEXT: [[TMP3:%.*]] = phi i32 [ [[TMP4_PEEL]], [[BB1_PEEL_NEWPH]] ], [ [[TMP4:%.*]], [[BB12:%.*]] ]
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; CHECK-NEXT: [[TMP4]] = add nsw i32 [[TMP3]], [[TMP]]
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; CHECK-NEXT: br label [[BB5:%.*]]
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; CHECK: bb5:
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; CHECK-NEXT: br i1 false, label [[BB7:%.*]], label [[BB15_LOOPEXIT:%.*]]
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; CHECK: bb7:
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; CHECK-NEXT: br i1 undef, label [[BB10:%.*]], label [[BB10]]
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; CHECK: bb10:
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; CHECK-NEXT: br i1 false, label [[BB12]], label [[BB17_LOOPEXIT:%.*]]
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; CHECK: bb12:
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; CHECK-NEXT: br i1 false, label [[BB13_LOOPEXIT:%.*]], label [[BB2]], !llvm.loop !0
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; CHECK: bb13.loopexit:
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; CHECK-NEXT: br label [[BB13]]
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; CHECK: bb13:
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; CHECK-NEXT: [[TMP14]] = add nsw i32 [[TMP]], -1
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; CHECK-NEXT: br label [[BB1]]
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; CHECK: bb15.loopexit:
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; CHECK-NEXT: br label [[BB15:%.*]]
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; CHECK: bb15.loopexit2:
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; CHECK-NEXT: br label [[BB15]]
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; CHECK: bb15:
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; CHECK-NEXT: [[TMP16:%.*]] = call i32 (...) @llvm.experimental.deoptimize.i32(i32 17) [ "deopt"() ]
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; CHECK-NEXT: ret i32 [[TMP16]]
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; CHECK: bb17.loopexit:
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; CHECK-NEXT: br label [[BB17:%.*]]
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; CHECK: bb17.loopexit3:
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; CHECK-NEXT: br label [[BB17]]
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; CHECK: bb17:
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; CHECK-NEXT: [[TMP18:%.*]] = call i32 (...) @llvm.experimental.deoptimize.i32(i32 6) [ "deopt"() ]
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; CHECK-NEXT: ret i32 [[TMP18]]
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;
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bb:
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br label %bb1
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bb1: ; preds = %bb13, %bb
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%tmp = phi i32 [ -147, %bb ], [ %tmp14, %bb13 ]
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br label %bb2
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bb2: ; preds = %bb12, %bb1
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%tmp3 = phi i32 [ undef, %bb1 ], [ %tmp4, %bb12 ]
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%tmp4 = add nsw i32 %tmp3, %tmp
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br label %bb5
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bb5: ; preds = %bb2
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%tmp6 = icmp eq i32 undef, 33
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br i1 %tmp6, label %bb7, label %bb15
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bb7: ; preds = %bb5
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%tmp8 = sub nsw i32 %tmp3, undef
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%tmp9 = icmp eq i32 %tmp8, 0
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br i1 %tmp9, label %bb10, label %bb10
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bb10: ; preds = %bb7, %bb7
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%tmp11 = icmp eq i8 undef, 0
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br i1 %tmp11, label %bb12, label %bb17
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bb12: ; preds = %bb10
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br i1 false, label %bb13, label %bb2
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bb13: ; preds = %bb12
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%tmp14 = add nsw i32 %tmp, -1
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br label %bb1
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bb15: ; preds = %bb5
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%tmp16 = call i32 (...) @llvm.experimental.deoptimize.i32(i32 17) [ "deopt"() ]
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ret i32 %tmp16
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bb17: ; preds = %bb10
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%tmp18 = call i32 (...) @llvm.experimental.deoptimize.i32(i32 6) [ "deopt"() ]
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ret i32 %tmp18
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}
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declare i32 @llvm.experimental.deoptimize.i32(...)
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