|
111
|
1 /* { dg-do compile } */
|
|
|
2 /* { dg-options "-fstack-usage" } */
|
|
|
3 /* nvptx doesn't have a reg allocator, and hence no stack usage data. */
|
|
|
4 /* { dg-skip-if "" { nvptx-*-* } } */
|
|
|
5
|
|
|
6 /* This is aimed at testing basic support for -fstack-usage in the back-ends.
|
|
|
7 See the SPARC back-end for example (grep flag_stack_usage_info in sparc.c).
|
|
|
8 Once it is implemented, adjust SIZE below so that the stack usage for the
|
|
|
9 function FOO is reported as 256 or 264 in the stack usage (.su) file.
|
|
|
10 Then check that this is the actual stack usage in the assembly file. */
|
|
|
11
|
|
|
12 #if defined(__aarch64__)
|
|
|
13 # define SIZE 256 /* No frame pointer for leaf functions (default) */
|
|
|
14 #elif defined(__arc__)
|
|
|
15 # define SIZE (256-4)
|
|
|
16 #elif defined(__i386__)
|
|
|
17 # define SIZE 248
|
|
|
18 #elif defined(__x86_64__)
|
|
|
19 # ifndef _WIN64
|
|
|
20 # define SIZE 356
|
|
|
21 # else
|
|
|
22 # define SIZE (256 - 24)
|
|
|
23 # endif
|
|
|
24 #elif defined (__sparc__)
|
|
|
25 # if defined (__arch64__)
|
|
|
26 # define SIZE 76
|
|
|
27 # else
|
|
|
28 # define SIZE 160
|
|
|
29 # endif
|
|
|
30 #elif defined(__hppa__)
|
|
|
31 # define SIZE 192
|
|
|
32 #elif defined (__alpha__)
|
|
|
33 # define SIZE 240
|
|
|
34 #elif defined (__ia64__)
|
|
|
35 # define SIZE 272
|
|
|
36 #elif defined(__mips__)
|
|
|
37 # if defined (__mips_abicalls) \
|
|
|
38 || (defined _MIPS_SIM && (_MIPS_SIM ==_ABIN32 || _MIPS_SIM==_ABI64))
|
|
|
39 # define SIZE 240
|
|
|
40 # else
|
|
|
41 # define SIZE 248
|
|
|
42 # endif
|
|
|
43 #elif defined (__nds32__)
|
|
|
44 # define SIZE 248 /* 256 - 8 bytes, only $fp and padding bytes are saved in
|
|
|
45 the register save area under O0 optimization level. */
|
|
|
46 #elif defined (__powerpc64__) || defined (__ppc64__) || defined (__POWERPC64__) \
|
|
|
47 || defined (__PPC64__)
|
|
|
48 # if _CALL_ELF == 2
|
|
|
49 # define SIZE 208
|
|
|
50 # else
|
|
|
51 # define SIZE 180
|
|
|
52 # endif
|
|
|
53 #elif defined (__powerpc__) || defined (__PPC__) || defined (__ppc__) \
|
|
|
54 || defined (__POWERPC__) || defined (PPC) || defined (_IBMR2)
|
|
|
55 # if defined (__ALTIVEC__)
|
|
|
56 # if defined (__APPLE__)
|
|
|
57 # define SIZE 204
|
|
|
58 # else
|
|
|
59 # define SIZE 220
|
|
|
60 # endif
|
|
|
61 # elif defined (_AIX)
|
|
|
62 # define SIZE 208
|
|
|
63 # else
|
|
|
64 # define SIZE 240
|
|
|
65 # endif
|
|
|
66 #elif defined (__riscv)
|
|
|
67 # define SIZE 240
|
|
|
68 #elif defined (__AVR__)
|
|
|
69 #if defined (__AVR_3_BYTE_PC__ )
|
|
|
70 # define SIZE 251 /* 256 - 2 bytes for Y - 3 bytes for return address */
|
|
|
71 #else
|
|
|
72 # define SIZE 252 /* 256 - 2 bytes for Y - 2 bytes for return address */
|
|
|
73 #endif
|
|
|
74 #elif defined (__s390x__)
|
|
|
75 # define SIZE 96 /* 256 - 160 bytes for register save area */
|
|
|
76 #elif defined (__s390__)
|
|
|
77 # define SIZE 160 /* 256 - 96 bytes for register save area */
|
|
|
78 #elif defined (__SPU__)
|
|
|
79 # define SIZE 224
|
|
|
80 #elif defined (__epiphany__)
|
|
|
81 # define SIZE (256 - __EPIPHANY_STACK_OFFSET__)
|
|
|
82 #elif defined (__RL78__)
|
|
|
83 # define SIZE 254
|
|
|
84 #elif defined (__sh__)
|
|
|
85 # define SIZE 252
|
|
|
86 #elif defined (__frv__)
|
|
|
87 # define SIZE 248
|
|
|
88 #elif defined (xstormy16)
|
|
|
89 # define SIZE 254
|
|
|
90 #elif defined (__nios2__)
|
|
|
91 # define SIZE 252
|
|
|
92 #elif defined (__v850__)
|
|
|
93 #define SIZE 260
|
|
|
94 #elif defined (__mn10300__)
|
|
|
95 #define SIZE 252
|
|
|
96 #elif defined (__H8300SX__) || defined (__H8300S__) || defined (__H8300H__) || defined (__H8300__)
|
|
|
97 #define SIZE 252
|
|
|
98 #elif defined (__M32R__)
|
|
|
99 #define SIZE 252
|
|
|
100 #else
|
|
|
101 # define SIZE 256
|
|
|
102 #endif
|
|
|
103
|
|
|
104 int foo (void)
|
|
|
105 {
|
|
|
106 char arr[SIZE];
|
|
|
107 arr[0] = 1;
|
|
|
108 return 0;
|
|
|
109 }
|
|
|
110
|
|
|
111 /* { dg-final { scan-stack-usage "foo\t\(256|264\)\tstatic" } } */
|
|
|
112 /* { dg-final { cleanup-stack-usage } } */
|
