1 ; RUN: opt < %s -dfsan -dfsan-args-abi -dfsan-abilist=%S/Inputs/abilist.txt -S | FileCheck %s
2 target 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 target triple = "x86_64-unknown-linux-gnu"
5 ; CHECK: i32 @discard(i32 %a, i32 %b)
6 define i32 @discard(i32 %a, i32 %b) {
10 ; CHECK: i32 @functional(i32 %a, i32 %b)
11 define i32 @functional(i32 %a, i32 %b) {
16 ; CHECK: define i32 (i32, i32)* @discardg(i32)
17 ; CHECK: %[[CALL:.*]] = call { i32 (i32, i32)*, i16 } @"dfs$g"(i32 %0, i16 0)
18 ; CHECK: %[[XVAL:.*]] = extractvalue { i32 (i32, i32)*, i16 } %[[CALL]], 0
19 ; CHECK: ret {{.*}} %[[XVAL]]
20 @discardg = alias i32 (i32, i32)* (i32), i32 (i32, i32)* (i32)* @g
22 declare void @custom1(i32 %a, i32 %b)
24 ; CHECK: define linkonce_odr { i32, i16 } @"dfsw$custom2"(i32, i32, i16, i16)
25 ; CHECK: %[[LABELRETURN2:.*]] = alloca i16
26 ; CHECK: %[[RV:.*]] = call i32 @__dfsw_custom2
27 ; CHECK: %[[RVSHADOW:.*]] = load i16, i16* %[[LABELRETURN2]]
28 ; CHECK: insertvalue {{.*}}[[RV]], 0
29 ; CHECK: insertvalue {{.*}}[[RVSHADOW]], 1
30 ; CHECK: ret { i32, i16 }
31 declare i32 @custom2(i32 %a, i32 %b)
33 ; CHECK: define linkonce_odr void @"dfsw$custom3"(i32, i16, i16*, ...)
34 ; CHECK: call void @__dfsan_vararg_wrapper(i8*
36 declare void @custom3(i32 %a, ...)
38 declare i32 @custom4(i32 %a, ...)
40 declare void @customcb(i32 (i32)* %cb)
45 define void @f(i32 %x) {
46 ; CHECK: %[[LABELVA2:.*]] = alloca [2 x i16]
47 ; CHECK: %[[LABELVA1:.*]] = alloca [2 x i16]
48 ; CHECK: %[[LABELRETURN:.*]] = alloca i16
50 ; CHECK: call void @__dfsw_custom1(i32 1, i32 2, i16 zeroext 0, i16 zeroext 0)
51 call void @custom1(i32 1, i32 2)
53 ; CHECK: call i32 @__dfsw_custom2(i32 1, i32 2, i16 zeroext 0, i16 zeroext 0, i16* %[[LABELRETURN]])
54 call i32 @custom2(i32 1, i32 2)
56 ; CHECK: call void @__dfsw_customcb({{.*}} @"dfst0$customcb", i8* bitcast ({{.*}} @"dfs$cb" to i8*), i16 zeroext 0)
57 call void @customcb(i32 (i32)* @cb)
59 ; CHECK: %[[LABELVA1_0:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA1]], i32 0, i32 0
60 ; CHECK: store i16 0, i16* %[[LABELVA1_0]]
61 ; CHECK: %[[LABELVA1_1:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA1]], i32 0, i32 1
62 ; CHECK: store i16 %{{.*}}, i16* %[[LABELVA1_1]]
63 ; CHECK: %[[LABELVA1_0A:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA1]], i32 0, i32 0
64 ; CHECK: call void (i32, i16, i16*, ...) @__dfsw_custom3(i32 1, i16 zeroext 0, i16* %[[LABELVA1_0A]], i32 2, i32 %{{.*}})
65 call void (i32, ...) @custom3(i32 1, i32 2, i32 %x)
67 ; CHECK: %[[LABELVA2_0:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA2]], i32 0, i32 0
68 ; CHECK: %[[LABELVA2_0A:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA2]], i32 0, i32 0
69 ; CHECK: call i32 (i32, i16, i16*, i16*, ...) @__dfsw_custom4(i32 1, i16 zeroext 0, i16* %[[LABELVA2_0A]], i16* %[[LABELRETURN]], i32 2, i32 3)
70 call i32 (i32, ...) @custom4(i32 1, i32 2, i32 3)
76 define i32 (i32, i32)* @g(i32) {
77 ; CHECK: ret {{.*}} @"dfsw$custom2"
78 ret i32 (i32, i32)* @custom2
81 ; CHECK: define { i32, i16 } @"dfs$adiscard"(i32, i32, i16, i16)
82 ; CHECK: %[[CALL:.*]] = call i32 @discard(i32 %0, i32 %1)
83 ; CHECK: %[[IVAL0:.*]] = insertvalue { i32, i16 } undef, i32 %[[CALL]], 0
84 ; CHECK: %[[IVAL1:.*]] = insertvalue { i32, i16 } %[[IVAL0]], i16 0, 1
85 ; CHECK: ret { i32, i16 } %[[IVAL1]]
86 @adiscard = alias i32 (i32, i32), i32 (i32, i32)* @discard
88 ; CHECK: declare void @__dfsw_custom1(i32, i32, i16, i16)
89 ; CHECK: declare i32 @__dfsw_custom2(i32, i32, i16, i16, i16*)
91 ; CHECK-LABEL: define linkonce_odr i32 @"dfst0$customcb"(i32 (i32)*, i32, i16, i16*)
92 ; CHECK: %[[BC:.*]] = bitcast i32 (i32)* %0 to { i32, i16 } (i32, i16)*
93 ; CHECK: %[[CALL:.*]] = call { i32, i16 } %[[BC]](i32 %1, i16 %2)
94 ; CHECK: %[[XVAL0:.*]] = extractvalue { i32, i16 } %[[CALL]], 0
95 ; CHECK: %[[XVAL1:.*]] = extractvalue { i32, i16 } %[[CALL]], 1
96 ; CHECK: store i16 %[[XVAL1]], i16* %3
97 ; CHECK: ret i32 %[[XVAL0]]
99 ; CHECK: declare void @__dfsw_custom3(i32, i16, i16*, ...)
100 ; CHECK: declare i32 @__dfsw_custom4(i32, i16, i16*, i16*, ...)