xref: /llvm-project/llvm/test/Instrumentation/MemorySanitizer/saturating.ll (revision e8a3b72272e3e67e94ee9d7144d3c8292c49e868) 
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt %s -S -passes=msan 2>&1 | FileCheck %s
3
4target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
5target triple = "x86_64-unknown-linux-gnu"
6
7define i64 @test_sadd_sat(i64 %a, i64 %b) #0 {
8; CHECK-LABEL: define i64 @test_sadd_sat(
9; CHECK-SAME: i64 [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0:[0-9]+]] {
10; CHECK-NEXT:    [[TMP1:%.*]] = load i64, ptr @__msan_param_tls, align 8
11; CHECK-NEXT:    [[TMP2:%.*]] = load i64, ptr inttoptr (i64 add (i64 ptrtoint (ptr @__msan_param_tls to i64), i64 8) to ptr), align 8
12; CHECK-NEXT:    call void @llvm.donothing()
13; CHECK-NEXT:    [[_MSPROP:%.*]] = or i64 [[TMP1]], [[TMP2]]
14; CHECK-NEXT:    [[RES:%.*]] = call i64 @llvm.sadd.sat.i64(i64 [[A]], i64 [[B]])
15; CHECK-NEXT:    store i64 [[_MSPROP]], ptr @__msan_retval_tls, align 8
16; CHECK-NEXT:    ret i64 [[RES]]
17;
18  %res = call i64 @llvm.sadd.sat(i64 %a, i64 %b)
19  ret i64 %res
20}
21
22define i64 @test_uadd_sat(i64 %a, i64 %b) #0 {
23; CHECK-LABEL: define i64 @test_uadd_sat(
24; CHECK-SAME: i64 [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
25; CHECK-NEXT:    [[TMP1:%.*]] = load i64, ptr @__msan_param_tls, align 8
26; CHECK-NEXT:    [[TMP2:%.*]] = load i64, ptr inttoptr (i64 add (i64 ptrtoint (ptr @__msan_param_tls to i64), i64 8) to ptr), align 8
27; CHECK-NEXT:    call void @llvm.donothing()
28; CHECK-NEXT:    [[_MSPROP:%.*]] = or i64 [[TMP1]], [[TMP2]]
29; CHECK-NEXT:    [[RES:%.*]] = call i64 @llvm.uadd.sat.i64(i64 [[A]], i64 [[B]])
30; CHECK-NEXT:    store i64 [[_MSPROP]], ptr @__msan_retval_tls, align 8
31; CHECK-NEXT:    ret i64 [[RES]]
32;
33  %res = call i64 @llvm.uadd.sat(i64 %a, i64 %b)
34  ret i64 %res
35}
36
37define i64 @test_ssub_sat(i64 %a, i64 %b) #0 {
38; CHECK-LABEL: define i64 @test_ssub_sat(
39; CHECK-SAME: i64 [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
40; CHECK-NEXT:    [[TMP1:%.*]] = load i64, ptr @__msan_param_tls, align 8
41; CHECK-NEXT:    [[TMP2:%.*]] = load i64, ptr inttoptr (i64 add (i64 ptrtoint (ptr @__msan_param_tls to i64), i64 8) to ptr), align 8
42; CHECK-NEXT:    call void @llvm.donothing()
43; CHECK-NEXT:    [[_MSPROP:%.*]] = or i64 [[TMP1]], [[TMP2]]
44; CHECK-NEXT:    [[RES:%.*]] = call i64 @llvm.ssub.sat.i64(i64 [[A]], i64 [[B]])
45; CHECK-NEXT:    store i64 [[_MSPROP]], ptr @__msan_retval_tls, align 8
46; CHECK-NEXT:    ret i64 [[RES]]
47;
48  %res = call i64 @llvm.ssub.sat(i64 %a, i64 %b)
49  ret i64 %res
50}
51
52define i64 @test_usub_sat(i64 %a, i64 %b) #0 {
53; CHECK-LABEL: define i64 @test_usub_sat(
54; CHECK-SAME: i64 [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
55; CHECK-NEXT:    [[TMP1:%.*]] = load i64, ptr @__msan_param_tls, align 8
56; CHECK-NEXT:    [[TMP2:%.*]] = load i64, ptr inttoptr (i64 add (i64 ptrtoint (ptr @__msan_param_tls to i64), i64 8) to ptr), align 8
57; CHECK-NEXT:    call void @llvm.donothing()
58; CHECK-NEXT:    [[_MSPROP:%.*]] = or i64 [[TMP1]], [[TMP2]]
59; CHECK-NEXT:    [[RES:%.*]] = call i64 @llvm.usub.sat.i64(i64 [[A]], i64 [[B]])
60; CHECK-NEXT:    store i64 [[_MSPROP]], ptr @__msan_retval_tls, align 8
61; CHECK-NEXT:    ret i64 [[RES]]
62;
63  %res = call i64 @llvm.usub.sat(i64 %a, i64 %b)
64  ret i64 %res
65}
66
67define i64 @test_sshl_sat(i64 %a, i64 %b) #0 {
68; CHECK-LABEL: define i64 @test_sshl_sat(
69; CHECK-SAME: i64 [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
70; CHECK-NEXT:    [[TMP1:%.*]] = load i64, ptr @__msan_param_tls, align 8
71; CHECK-NEXT:    [[TMP2:%.*]] = load i64, ptr inttoptr (i64 add (i64 ptrtoint (ptr @__msan_param_tls to i64), i64 8) to ptr), align 8
72; CHECK-NEXT:    call void @llvm.donothing()
73; CHECK-NEXT:    [[_MSPROP:%.*]] = or i64 [[TMP1]], [[TMP2]]
74; CHECK-NEXT:    [[RES:%.*]] = call i64 @llvm.sshl.sat.i64(i64 [[A]], i64 [[B]])
75; CHECK-NEXT:    store i64 [[_MSPROP]], ptr @__msan_retval_tls, align 8
76; CHECK-NEXT:    ret i64 [[RES]]
77;
78  %res = call i64 @llvm.sshl.sat(i64 %a, i64 %b)
79  ret i64 %res
80}
81
82define i64 @test_ushl_sat(i64 %a, i64 %b) #0 {
83; CHECK-LABEL: define i64 @test_ushl_sat(
84; CHECK-SAME: i64 [[A:%.*]], i64 [[B:%.*]]) #[[ATTR0]] {
85; CHECK-NEXT:    [[TMP1:%.*]] = load i64, ptr @__msan_param_tls, align 8
86; CHECK-NEXT:    [[TMP2:%.*]] = load i64, ptr inttoptr (i64 add (i64 ptrtoint (ptr @__msan_param_tls to i64), i64 8) to ptr), align 8
87; CHECK-NEXT:    call void @llvm.donothing()
88; CHECK-NEXT:    [[_MSPROP:%.*]] = or i64 [[TMP1]], [[TMP2]]
89; CHECK-NEXT:    [[RES:%.*]] = call i64 @llvm.ushl.sat.i64(i64 [[A]], i64 [[B]])
90; CHECK-NEXT:    store i64 [[_MSPROP]], ptr @__msan_retval_tls, align 8
91; CHECK-NEXT:    ret i64 [[RES]]
92;
93  %res = call i64 @llvm.ushl.sat(i64 %a, i64 %b)
94  ret i64 %res
95}
96
97define <4 x i32> @test_sadd_sat_vec(<4 x i32> %a, <4 x i32> %b) #0 {
98; CHECK-LABEL: define <4 x i32> @test_sadd_sat_vec(
99; CHECK-SAME: <4 x i32> [[A:%.*]], <4 x i32> [[B:%.*]]) #[[ATTR0]] {
100; CHECK-NEXT:    [[TMP1:%.*]] = load <4 x i32>, ptr @__msan_param_tls, align 8
101; CHECK-NEXT:    [[TMP2:%.*]] = load <4 x i32>, ptr inttoptr (i64 add (i64 ptrtoint (ptr @__msan_param_tls to i64), i64 16) to ptr), align 8
102; CHECK-NEXT:    call void @llvm.donothing()
103; CHECK-NEXT:    [[_MSPROP:%.*]] = or <4 x i32> [[TMP1]], [[TMP2]]
104; CHECK-NEXT:    [[RES:%.*]] = call <4 x i32> @llvm.sadd.sat.v4i32(<4 x i32> [[A]], <4 x i32> [[B]])
105; CHECK-NEXT:    store <4 x i32> [[_MSPROP]], ptr @__msan_retval_tls, align 8
106; CHECK-NEXT:    ret <4 x i32> [[RES]]
107;
108  %res = call <4 x i32> @llvm.sadd.sat.v4i32(<4 x i32> %a, <4 x i32> %b)
109  ret <4 x i32> %res
110}
111
112
113attributes #0 = { sanitize_memory }
114