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Issue 2095763002: Instrumented local variables and implemented runtime. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: Created 4 years, 6 months ago
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1 ; Test for insertion of redzones around global variables 1 ; Test for insertion of redzones around local variables
2 2
3 ; REQUIRES: allow_dump 3 ; REQUIRES: allow_dump
4 4
5 ; RUN: %p2i -i %s --args -verbose=inst -threads=0 -fsanitize-address \ 5 ; RUN: %p2i -i %s --args -verbose=inst -threads=0 -fsanitize-address \
6 ; RUN: | FileCheck --check-prefix=DUMP %s 6 ; RUN: | FileCheck --check-prefix=DUMP %s
7 7
8 ; Function with local variables to be instrumented 8 ; Function with local variables to be instrumented
9 define internal void @func() { 9 define internal void @func() {
10 %local0 = alloca i8, i32 4, align 4 10 %local1 = alloca i8, i32 4, align 4
11 %local1 = alloca i8, i32 32, align 4 11 %local2 = alloca i8, i32 32, align 1
12 %local2 = alloca i8, i32 13, align 4 12 %local3 = alloca i8, i32 13, align 2
13 %local3 = alloca i8, i32 75, align 4 13 %local4 = alloca i8, i32 75, align 4
14 %local4 = alloca i8, i32 64, align 4 14 %local5 = alloca i8, i32 64, align 8
15 %local5 = alloca i8, i32 4, align 1
16 %local6 = alloca i8, i32 32, align 1
17 %local7 = alloca i8, i32 13, align 1
18 %local8 = alloca i8, i32 75, align 1
19 %local9 = alloca i8, i32 64, align 1
20 ret void 15 ret void
21 } 16 }
22 17
23 ; DUMP-LABEL: ================ Instrumented CFG ================ 18 ; DUMP-LABEL: ================ Instrumented CFG ================
24 ; DUMP-NEXT: define internal void @func() { 19 ; DUMP-NEXT: define internal void @func() {
25 ; DUMP-NEXT: __0: 20 ; DUMP-NEXT: __0:
26 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 32, align 4 21 ; DUMP-NEXT: %local1 = alloca i8, i32 64, align 8
27 ; DUMP-NEXT: %local0 = alloca i8, i32 4, align 4 22 ; DUMP-NEXT: %local2 = alloca i8, i32 64, align 8
28 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 60, align 1 23 ; DUMP-NEXT: %local3 = alloca i8, i32 64, align 8
29 ; DUMP-NEXT: %local1 = alloca i8, i32 32, align 4 24 ; DUMP-NEXT: %local4 = alloca i8, i32 128, align 8
30 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 32, align 1 25 ; DUMP-NEXT: %local5 = alloca i8, i32 96, align 8
31 ; DUMP-NEXT: %local2 = alloca i8, i32 13, align 4 26 ; DUMP-NEXT: %__$rz[[RZ0:[0-9]+]] = alloca i8, i32 32, align 8
32 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 51, align 1 27 ; DUMP-NEXT: call void @__asan_poison(i32 %__$rz[[RZ0]], i32 32)
33 ; DUMP-NEXT: %local3 = alloca i8, i32 75, align 4 28 ; DUMP-NEXT: %__$rz[[RZ1:[0-9]+]] = add i32 %local1, 4
34 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 53, align 1 29 ; DUMP-NEXT: call void @__asan_poison(i32 %__$rz[[RZ1]], i32 60)
35 ; DUMP-NEXT: %local4 = alloca i8, i32 64, align 4 30 ; DUMP-NEXT: %__$rz[[RZ2:[0-9]+]] = add i32 %local2, 32
36 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 32, align 1 31 ; DUMP-NEXT: call void @__asan_poison(i32 %__$rz[[RZ2]], i32 32)
37 ; DUMP-NEXT: %local5 = alloca i8, i32 4, align 1 32 ; DUMP-NEXT: %__$rz[[RZ3:[0-9]+]] = add i32 %local3, 13
38 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 60, align 1 33 ; DUMP-NEXT: call void @__asan_poison(i32 %__$rz[[RZ3]], i32 51)
39 ; DUMP-NEXT: %local6 = alloca i8, i32 32, align 1 34 ; DUMP-NEXT: %__$rz[[RZ4:[0-9]+]] = add i32 %local4, 75
40 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 32, align 1 35 ; DUMP-NEXT: call void @__asan_poison(i32 %__$rz[[RZ4]], i32 53)
41 ; DUMP-NEXT: %local7 = alloca i8, i32 13, align 1 36 ; DUMP-NEXT: %__$rz[[RZ5:[0-9]+]] = add i32 %local5, 64
42 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 51, align 1 37 ; DUMP-NEXT: call void @__asan_poison(i32 %__$rz[[RZ5]], i32 32)
43 ; DUMP-NEXT: %local8 = alloca i8, i32 75, align 1 38 ; DUMP-NEXT: call void @__asan_unpoison(i32 %__$rz[[RZ1]], i32 60)
44 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 53, align 1 39 ; DUMP-NEXT: call void @__asan_unpoison(i32 %__$rz[[RZ2]], i32 32)
45 ; DUMP-NEXT: %local9 = alloca i8, i32 64, align 40 ; DUMP-NEXT: call void @__asan_unpoison(i32 %__$rz[[RZ3]], i32 51)
46 ; DUMP-NEXT: %__$rz{{[0-9]+}} = alloca i8, i32 32, align 1 41 ; DUMP-NEXT: call void @__asan_unpoison(i32 %__$rz[[RZ4]], i32 53)
42 ; DUMP-NEXT: call void @__asan_unpoison(i32 %__$rz[[RZ5]], i32 32)
43 ; DUMP-NEXT: call void @__asan_unpoison(i32 %__$rz[[RZ0]], i32 32)
47 ; DUMP-NEXT: ret void 44 ; DUMP-NEXT: ret void
48 ; DUMP-NEXT: } 45 ; DUMP-NEXT: }
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