1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -newgvn -S | FileCheck %s
3 ; RUN: opt < %s -newgvn --enable-knowledge-retention -S | FileCheck %s
5 %struct..0anon = type { i32 }
6 %struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 }
7 %struct.__sFILEX = type opaque
8 %struct.__sbuf = type { i8*, i32 }
9 %struct.rtx_def = type { i16, i8, i8, [1 x %struct..0anon] }
10 @n_spills = external global i32 ; <i32*> [#uses=2]
12 define i32 @reload(%struct.rtx_def* %first, i32 %global, %struct.FILE* %dumpfile) {
13 ; CHECK-LABEL: @reload(
14 ; CHECK-NEXT: cond_next2835.1:
15 ; CHECK-NEXT: br label [[BB2928:%.*]]
17 ; CHECK-NEXT: br i1 false, label [[COND_NEXT2943:%.*]], label [[COND_TRUE2935:%.*]]
18 ; CHECK: cond_true2935:
19 ; CHECK-NEXT: br label [[COND_NEXT2943]]
20 ; CHECK: cond_next2943:
21 ; CHECK-NEXT: br i1 false, label [[BB2982_PREHEADER:%.*]], label [[BB2928]]
22 ; CHECK: bb2982.preheader:
23 ; CHECK-NEXT: store i8 undef, i8* null
24 ; CHECK-NEXT: ret i32 undef
26 cond_next2835.1: ; preds = %cond_next2861
27 %tmp2922 = load i32, i32* @n_spills, align 4 ; <i32> [#uses=0]
30 bb2928: ; preds = %cond_next2835.1, %cond_next2943
31 br i1 false, label %cond_next2943, label %cond_true2935
33 cond_true2935: ; preds = %bb2928
34 br label %cond_next2943
36 cond_next2943: ; preds = %cond_true2935, %bb2928
37 br i1 false, label %bb2982.preheader, label %bb2928
39 bb2982.preheader: ; preds = %cond_next2943
40 %tmp298316 = load i32, i32* @n_spills, align 4 ; <i32> [#uses=0]