1 | // REQUIRES: xcore-registered-target |
2 | // RUN: %clang_cc1 -triple xcore -verify %s |
3 | _Static_assert(sizeof(long long) == 8, "sizeof long long is wrong"); |
4 | _Static_assert(_Alignof(long long) == 4, "alignof long long is wrong"); |
5 | |
6 | _Static_assert(sizeof(double) == 8, "sizeof double is wrong"); |
7 | _Static_assert(_Alignof(double) == 4, "alignof double is wrong"); |
8 | |
9 | // RUN: %clang_cc1 -triple xcore-unknown-unknown -fno-signed-char -fno-common -emit-llvm -o - %s | FileCheck %s |
10 | |
11 | // CHECK: target triple = "xcore-unknown-unknown" |
12 | |
13 | // CHECK: @cgx = external constant i32, section ".cp.rodata" |
14 | extern const int cgx; |
15 | int fcgx() { return cgx;} |
16 | // CHECK: @g1 = global i32 0, align 4 |
17 | int g1; |
18 | // CHECK: @cg1 = constant i32 0, section ".cp.rodata", align 4 |
19 | const int cg1; |
20 | |
21 | #include <stdarg.h> |
22 | struct x { int a[5]; }; |
23 | void f(void*); |
24 | void testva (int n, ...) { |
25 | // CHECK-LABEL: testva |
26 | va_list ap; |
27 | va_start(ap,n); |
28 | // CHECK: [[AP:%[a-z0-9]+]] = alloca i8*, align 4 |
29 | // CHECK: [[AP1:%[a-z0-9]+]] = bitcast i8** [[AP]] to i8* |
30 | // CHECK: call void @llvm.va_start(i8* [[AP1]]) |
31 | |
32 | char* v1 = va_arg (ap, char*); |
33 | f(v1); |
34 | // CHECK: [[I:%[a-z0-9]+]] = load i8*, i8** [[AP]] |
35 | // CHECK: [[P:%[a-z0-9]+]] = bitcast i8* [[I]] to i8** |
36 | // CHECK: [[IN:%[a-z0-9]+]] = getelementptr inbounds i8, i8* [[I]], i32 4 |
37 | // CHECK: store i8* [[IN]], i8** [[AP]] |
38 | // CHECK: [[V1:%[a-z0-9]+]] = load i8*, i8** [[P]] |
39 | // CHECK: store i8* [[V1]], i8** [[V:%[a-z0-9]+]], align 4 |
40 | // CHECK: [[V2:%[a-z0-9]+]] = load i8*, i8** [[V]], align 4 |
41 | // CHECK: call void @f(i8* [[V2]]) |
42 | |
43 | char v2 = va_arg (ap, char); // expected-warning{{second argument to 'va_arg' is of promotable type 'char'}} |
44 | f(&v2); |
45 | // CHECK: [[I:%[a-z0-9]+]] = load i8*, i8** [[AP]] |
46 | // CHECK: [[IN:%[a-z0-9]+]] = getelementptr inbounds i8, i8* [[I]], i32 4 |
47 | // CHECK: store i8* [[IN]], i8** [[AP]] |
48 | // CHECK: [[V1:%[a-z0-9]+]] = load i8, i8* [[I]] |
49 | // CHECK: store i8 [[V1]], i8* [[V:%[a-z0-9]+]], align 1 |
50 | // CHECK: call void @f(i8* [[V]]) |
51 | |
52 | int v3 = va_arg (ap, int); |
53 | f(&v3); |
54 | // CHECK: [[I:%[a-z0-9]+]] = load i8*, i8** [[AP]] |
55 | // CHECK: [[P:%[a-z0-9]+]] = bitcast i8* [[I]] to i32* |
56 | // CHECK: [[IN:%[a-z0-9]+]] = getelementptr inbounds i8, i8* [[I]], i32 4 |
57 | // CHECK: store i8* [[IN]], i8** [[AP]] |
58 | // CHECK: [[V1:%[a-z0-9]+]] = load i32, i32* [[P]] |
59 | // CHECK: store i32 [[V1]], i32* [[V:%[a-z0-9]+]], align 4 |
60 | // CHECK: [[V2:%[a-z0-9]+]] = bitcast i32* [[V]] to i8* |
61 | // CHECK: call void @f(i8* [[V2]]) |
62 | |
63 | long long int v4 = va_arg (ap, long long int); |
64 | f(&v4); |
65 | // CHECK: [[I:%[a-z0-9]+]] = load i8*, i8** [[AP]] |
66 | // CHECK: [[P:%[a-z0-9]+]] = bitcast i8* [[I]] to i64* |
67 | // CHECK: [[IN:%[a-z0-9]+]] = getelementptr inbounds i8, i8* [[I]], i32 8 |
68 | // CHECK: store i8* [[IN]], i8** [[AP]] |
69 | // CHECK: [[V1:%[a-z0-9]+]] = load i64, i64* [[P]] |
70 | // CHECK: store i64 [[V1]], i64* [[V:%[a-z0-9]+]], align 4 |
71 | // CHECK:[[V2:%[a-z0-9]+]] = bitcast i64* [[V]] to i8* |
72 | // CHECK: call void @f(i8* [[V2]]) |
73 | |
74 | struct x v5 = va_arg (ap, struct x); // typical aggregate type |
75 | f(&v5); |
76 | // CHECK: [[I:%[a-z0-9]+]] = load i8*, i8** [[AP]] |
77 | // CHECK: [[I2:%[a-z0-9]+]] = bitcast i8* [[I]] to %struct.x** |
78 | // CHECK: [[P:%[a-z0-9]+]] = load %struct.x*, %struct.x** [[I2]] |
79 | // CHECK: [[IN:%[a-z0-9]+]] = getelementptr inbounds i8, i8* [[I]], i32 4 |
80 | // CHECK: store i8* [[IN]], i8** [[AP]] |
81 | // CHECK: [[V1:%[a-z0-9]+]] = bitcast %struct.x* [[V:%[a-z0-9]+]] to i8* |
82 | // CHECK: [[P1:%[a-z0-9]+]] = bitcast %struct.x* [[P]] to i8* |
83 | // CHECK: call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 [[V1]], i8* align 4 [[P1]], i32 20, i1 false) |
84 | // CHECK: [[V2:%[a-z0-9]+]] = bitcast %struct.x* [[V]] to i8* |
85 | // CHECK: call void @f(i8* [[V2]]) |
86 | |
87 | int* v6 = va_arg (ap, int[4]); // an unusual aggregate type |
88 | f(v6); |
89 | // CHECK: [[I:%[a-z0-9]+]] = load i8*, i8** [[AP]] |
90 | // CHECK: [[I2:%[a-z0-9]+]] = bitcast i8* [[I]] to [4 x i32]** |
91 | // CHECK: [[P:%[a-z0-9]+]] = load [4 x i32]*, [4 x i32]** [[I2]] |
92 | // CHECK: [[IN:%[a-z0-9]+]] = getelementptr inbounds i8, i8* [[I]], i32 4 |
93 | // CHECK: store i8* [[IN]], i8** [[AP]] |
94 | // CHECK: [[V1:%[a-z0-9]+]] = bitcast [4 x i32]* [[V0:%[a-z0-9]+]] to i8* |
95 | // CHECK: [[P1:%[a-z0-9]+]] = bitcast [4 x i32]* [[P]] to i8* |
96 | // CHECK: call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 4 [[V1]], i8* align 4 [[P1]], i32 16, i1 false) |
97 | // CHECK: [[V2:%[a-z0-9]+]] = getelementptr inbounds [4 x i32], [4 x i32]* [[V0]], i32 0, i32 0 |
98 | // CHECK: store i32* [[V2]], i32** [[V:%[a-z0-9]+]], align 4 |
99 | // CHECK: [[V3:%[a-z0-9]+]] = load i32*, i32** [[V]], align 4 |
100 | // CHECK: [[V4:%[a-z0-9]+]] = bitcast i32* [[V3]] to i8* |
101 | // CHECK: call void @f(i8* [[V4]]) |
102 | |
103 | double v7 = va_arg (ap, double); |
104 | f(&v7); |
105 | // CHECK: [[I:%[a-z0-9]+]] = load i8*, i8** [[AP]] |
106 | // CHECK: [[P:%[a-z0-9]+]] = bitcast i8* [[I]] to double* |
107 | // CHECK: [[IN:%[a-z0-9]+]] = getelementptr inbounds i8, i8* [[I]], i32 8 |
108 | // CHECK: store i8* [[IN]], i8** [[AP]] |
109 | // CHECK: [[V1:%[a-z0-9]+]] = load double, double* [[P]] |
110 | // CHECK: store double [[V1]], double* [[V:%[a-z0-9]+]], align 4 |
111 | // CHECK: [[V2:%[a-z0-9]+]] = bitcast double* [[V]] to i8* |
112 | // CHECK: call void @f(i8* [[V2]]) |
113 | } |
114 | |
115 | void testbuiltin (void) { |
116 | // CHECK-LABEL: testbuiltin |
117 | // CHECK: call i32 @llvm.xcore.getid() |
118 | // CHECK: call i32 @llvm.xcore.getps(i32 {{%[a-z0-9]+}}) |
119 | // CHECK: call i32 @llvm.xcore.bitrev(i32 {{%[a-z0-9]+}}) |
120 | // CHECK: call void @llvm.xcore.setps(i32 {{%[a-z0-9]+}}, i32 {{%[a-z0-9]+}}) |
121 | volatile int i = __builtin_getid(); |
122 | volatile unsigned int ui = __builtin_getps(i); |
123 | ui = __builtin_bitrev(ui); |
124 | __builtin_setps(i,ui); |
125 | |
126 | // CHECK: store volatile i32 0, i32* {{%[a-z0-9]+}}, align 4 |
127 | // CHECK: store volatile i32 1, i32* {{%[a-z0-9]+}}, align 4 |
128 | // CHECK: store volatile i32 -1, i32* {{%[a-z0-9]+}}, align 4 |
129 | volatile int res; |
130 | res = __builtin_eh_return_data_regno(0); |
131 | res = __builtin_eh_return_data_regno(1); |
132 | res = __builtin_eh_return_data_regno(2); |
133 | } |
134 | |
135 | // CHECK-LABEL: define zeroext i8 @testchar() |
136 | // CHECK: ret i8 -1 |
137 | char testchar (void) { |
138 | return (char)-1; |
139 | } |
140 | |
141 | // CHECK: "no-frame-pointer-elim"="false" |
142 | // CHECK-NOT: "no-frame-pointer-elim-non-leaf" |
143 | |