| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py | |
| ; RUN: opt -S -passes=indvars < %s | FileCheck %s | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| define void @test(i1 %arg) { | |
| ; CHECK-LABEL: @test( | |
| ; CHECK-NEXT: bb: | |
| ; CHECK-NEXT: br label [[BB2:%.*]] | |
| ; CHECK: bb1: | |
| ; CHECK-NEXT: br label [[BB2]] | |
| ; CHECK: bb2: | |
| ; CHECK-NEXT: [[TMP:%.*]] = phi i32 [ -9, [[BB:%.*]] ], [ [[TMP6:%.*]], [[BB1:%.*]] ] | |
| ; CHECK-NEXT: br label [[BB3:%.*]] | |
| ; CHECK: bb3: | |
| ; CHECK-NEXT: [[TMP4:%.*]] = phi i32 [ -9, [[BB2]] ], [ [[TMP6]], [[BB10:%.*]] ] | |
| ; CHECK-NEXT: br i1 [[ARG:%.*]], label [[BB5:%.*]], label [[BB12:%.*]] | |
| ; CHECK: bb5: | |
| ; CHECK-NEXT: [[TMP6]] = add i32 [[TMP4]], -1 | |
| ; CHECK-NEXT: [[TMP7:%.*]] = zext i32 [[TMP6]] to i64 | |
| ; CHECK-NEXT: br i1 [[ARG]], label [[BB8:%.*]], label [[BB9:%.*]] | |
| ; CHECK: bb8: | |
| ; CHECK-NEXT: br label [[BB10]] | |
| ; CHECK: bb9: | |
| ; CHECK-NEXT: br label [[BB10]] | |
| ; CHECK: bb10: | |
| ; CHECK-NEXT: [[TMP11:%.*]] = and i64 undef, [[TMP7]] | |
| ; CHECK-NEXT: br label [[BB3]] | |
| ; CHECK: bb12: | |
| ; CHECK-NEXT: ret void | |
| ; | |
| bb: | |
| br label %bb2 | |
| bb1: ; No predecessors! | |
| br label %bb2 | |
| bb2: ; preds = %bb1, %bb | |
| %tmp = phi i32 [ -9, %bb ], [ %tmp6, %bb1 ] | |
| br label %bb3 | |
| bb3: ; preds = %bb10, %bb2 | |
| %tmp4 = phi i32 [ -9, %bb2 ], [ %tmp6, %bb10 ] | |
| br i1 %arg, label %bb5, label %bb12 | |
| bb5: ; preds = %bb3 | |
| %tmp6 = add i32 %tmp4, -1 | |
| %tmp7 = zext i32 %tmp6 to i64 | |
| br i1 %arg, label %bb8, label %bb9 | |
| bb8: ; preds = %bb5 | |
| br label %bb10 | |
| bb9: ; preds = %bb5 | |
| br label %bb10 | |
| bb10: ; preds = %bb9, %bb8 | |
| %tmp11 = and i64 undef, %tmp7 | |
| br label %bb3 | |
| bb12: ; preds = %bb3 | |
| ret void | |
| } |