xref: /aosp_15_r20/external/llvm/test/Instrumentation/DataFlowSanitizer/debug-nonzero-labels.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -dfsan -dfsan-args-abi -dfsan-debug-nonzero-labels -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
3*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu"
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdeclare i32 @g()
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; CHECK: define { i32, i16 } @"dfs$f"(i32, i32, i16, i16)
8*9880d681SAndroid Build Coastguard Workerdefine i32 @f(i32, i32) {
9*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[LOCALLABELALLOCA:%.*]] = alloca i16
10*9880d681SAndroid Build Coastguard Worker  %i = alloca i32
11*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[ARGCMP1:%.*]] = icmp ne i16 %3, 0
12*9880d681SAndroid Build Coastguard Worker  ; CHECK: br i1 [[ARGCMP1]]
13*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[ARGCMP2:%.*]] = icmp ne i16 %2, 0
14*9880d681SAndroid Build Coastguard Worker  ; CHECK: br i1 [[ARGCMP2]]
15*9880d681SAndroid Build Coastguard Worker  %x = add i32 %0, %1
16*9880d681SAndroid Build Coastguard Worker  store i32 %x, i32* %i
17*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[CALL:%.*]] = call { i32, i16 } @"dfs$g"()
18*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[CALLLABEL:%.*]] = extractvalue { i32, i16 } [[CALL]], 1
19*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[CALLCMP:%.*]] = icmp ne i16 [[CALLLABEL]], 0
20*9880d681SAndroid Build Coastguard Worker  ; CHECK: br i1 [[CALLCMP]]
21*9880d681SAndroid Build Coastguard Worker  %call = call i32 @g()
22*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[LOCALLABEL:%.*]] = load i16, i16* [[LOCALLABELALLOCA]]
23*9880d681SAndroid Build Coastguard Worker  ; CHECK: [[LOCALCMP:%.*]] = icmp ne i16 [[LOCALLABEL]], 0
24*9880d681SAndroid Build Coastguard Worker  ; CHECK: br i1 [[LOCALCMP]]
25*9880d681SAndroid Build Coastguard Worker  %load = load i32, i32* %i
26*9880d681SAndroid Build Coastguard Worker  ret i32 %load
27*9880d681SAndroid Build Coastguard Worker}
28