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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [g++.dg/] [torture/] [stackalign/] [test-unwind.h] - Blame information for rev 307

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#include "check.h"
 
 
#define ASMNAME(cname)  ASMNAME2 (__USER_LABEL_PREFIX__, cname)
#define ASMNAME2(prefix, cname) STRING (prefix) cname
#define STRING(x)    #x
 
#ifdef  __cplusplus
extern "C" void abort (void);
#else
extern void abort (void);
#endif
 
extern void foo(void);
 
#define INIT_EDI 1
#define INIT_ESI 2
#define INIT_EBX 3
 
/* Set DI/SI/BX to wrong value
   Use following template so that RA will save/restore callee
   save registers in prologue/epilogue */
#define ALTER_REGS() \
  { \
        int dummy;      \
        __asm__  __volatile__ (\
        "movl %1, %0" : "=D" (dummy) : "i" (-INIT_EDI)\
        );\
        __asm__  __volatile__ (\
        "movl %1, %0" : "=S" (dummy) : "i" (-INIT_ESI)\
        );\
        __asm__  __volatile__ (\
        "movl %1, %0" : "=b" (dummy) : "i" (-INIT_EBX)\
        );\
  }
 
#if defined __PIC__ || defined __USING_SJLJ_EXCEPTIONS__
int
main ()
{
  return 0;
}
#else
void __attribute__ ((noinline))
copy (char *p, int size)
{
  __builtin_strncpy (p, "good", size);
}
 
int g_edi=INIT_EDI, g_esi=INIT_ESI, g_ebx=INIT_EBX;
int g_ebp, g_ebp_save, g_esp, g_esp_save;
int n_error;
 
int
main()
{
        int dummy;
        // Init registers to correct value.
        // Use following template so that RA will save/restore callee
        // save registers in prologue/epilogue
        __asm__  __volatile__ (
        "movl %1, %0"
        : "=D" (dummy)
        : "i" (INIT_EDI)
        );
        __asm__  __volatile__ (
        "movl %1, %0"
        : "=S" (dummy)
        : "i" (INIT_ESI)
        );
        __asm__  __volatile__ (
        "movl %1, %0"
        : "=b" (dummy)
        : "i" (INIT_EBX)
        );
        __asm__ __volatile__ (
        "movl %ebp," ASMNAME("g_ebp_save")"\n\t"
        "movl %esp," ASMNAME("g_esp_save")"\n\t"
        );
        try {
                foo();
        }
        catch (...)
        {
        }
 
        // Get DI/SI/BX register value after exception caught
        __asm__ __volatile__ (
        "movl %edi," ASMNAME("g_edi")"\n\t"
        "movl %esi," ASMNAME("g_esi")"\n\t"
        "movl %ebx," ASMNAME("g_ebx")"\n\t"
        "movl %ebp," ASMNAME("g_ebp")"\n\t"
        "movl %esp," ASMNAME("g_esp")"\n\t"
        );
 
        // Check if DI/SI/BX register value are the same as before calling
        // foo.
        if (g_edi != INIT_EDI)
        {
                n_error++;
#ifdef DEBUG
                printf("edi=%d, correct value:%d\n", g_edi, INIT_EDI);
#endif
        }
        if (g_esi != INIT_ESI)
        {
                n_error++;
#ifdef DEBUG
                printf("esi=%d, correct value:%d\n", g_esi, INIT_ESI);
#endif
        }
        if (g_ebx != INIT_EBX)
        {
                n_error++;
#ifdef DEBUG
                printf("ebx=%d, correct value:%d\n", g_ebx, INIT_EBX);
#endif
        }
        if (g_ebp != g_ebp_save)
        {
                n_error++;
#ifdef DEBUG
                printf("ebp=0x%x, correct value:0x%x\n", g_ebp, g_ebp_save);
#endif
        }
        if (g_esp != g_esp_save)
        {
                n_error++;
#ifdef DEBUG
                printf("esp=0x%x, correct value:0x%x\n", g_esp, g_esp_save);
#endif
        }
        if (n_error !=0)
                abort();
        return 0;
}
#endif

Line No.	Rev	Author	Line
1	301	jeremybenn	`#include "check.h"`
2
3
4			`#define ASMNAME(cname) ASMNAME2 (__USER_LABEL_PREFIX__, cname)`
5			`#define ASMNAME2(prefix, cname) STRING (prefix) cname`
6			`#define STRING(x) #x`
7
8			`#ifdef __cplusplus`
9			`extern "C" void abort (void);`
10			`#else`
11			`extern void abort (void);`
12			`#endif`
13
14			`extern void foo(void);`
15
16			`#define INIT_EDI 1`
17			`#define INIT_ESI 2`
18			`#define INIT_EBX 3`
19
20			`/* Set DI/SI/BX to wrong value`
21			`Use following template so that RA will save/restore callee`
22			`save registers in prologue/epilogue */`
23			`#define ALTER_REGS() \`
24			`{ \`
25			`int dummy; \`
26			`__asm__ __volatile__ (\`
27			`"movl %1, %0" : "=D" (dummy) : "i" (-INIT_EDI)\`
28			`);\`
29			`__asm__ __volatile__ (\`
30			`"movl %1, %0" : "=S" (dummy) : "i" (-INIT_ESI)\`
31			`);\`
32			`__asm__ __volatile__ (\`
33			`"movl %1, %0" : "=b" (dummy) : "i" (-INIT_EBX)\`
34			`);\`
35			`}`
36
37			`#if defined __PIC__ \|\| defined __USING_SJLJ_EXCEPTIONS__`
38			`int`
39			`main ()`
40			`{`
41			`return 0;`
42			`}`
43			`#else`
44			`void __attribute__ ((noinline))`
45			`copy (char *p, int size)`
46			`{`
47			`__builtin_strncpy (p, "good", size);`
48			`}`
49
50			`int g_edi=INIT_EDI, g_esi=INIT_ESI, g_ebx=INIT_EBX;`
51			`int g_ebp, g_ebp_save, g_esp, g_esp_save;`
52			`int n_error;`
53
54			`int`
55			`main()`
56			`{`
57			`int dummy;`
58			`// Init registers to correct value.`
59			`// Use following template so that RA will save/restore callee`
60			`// save registers in prologue/epilogue`
61			`__asm__ __volatile__ (`
62			`"movl %1, %0"`
63			`: "=D" (dummy)`
64			`: "i" (INIT_EDI)`
65			`);`
66			`__asm__ __volatile__ (`
67			`"movl %1, %0"`
68			`: "=S" (dummy)`
69			`: "i" (INIT_ESI)`
70			`);`
71			`__asm__ __volatile__ (`
72			`"movl %1, %0"`
73			`: "=b" (dummy)`
74			`: "i" (INIT_EBX)`
75			`);`
76			`__asm__ __volatile__ (`
77			`"movl %ebp," ASMNAME("g_ebp_save")"\n\t"`
78			`"movl %esp," ASMNAME("g_esp_save")"\n\t"`
79			`);`
80			`try {`
81			`foo();`
82			`}`
83			`catch (...)`
84			`{`
85			`}`
86
87			`// Get DI/SI/BX register value after exception caught`
88			`__asm__ __volatile__ (`
89			`"movl %edi," ASMNAME("g_edi")"\n\t"`
90			`"movl %esi," ASMNAME("g_esi")"\n\t"`
91			`"movl %ebx," ASMNAME("g_ebx")"\n\t"`
92			`"movl %ebp," ASMNAME("g_ebp")"\n\t"`
93			`"movl %esp," ASMNAME("g_esp")"\n\t"`
94			`);`
95
96			`// Check if DI/SI/BX register value are the same as before calling`
97			`// foo.`
98			`if (g_edi != INIT_EDI)`
99			`{`
100			`n_error++;`
101			`#ifdef DEBUG`
102			`printf("edi=%d, correct value:%d\n", g_edi, INIT_EDI);`
103			`#endif`
104			`}`
105			`if (g_esi != INIT_ESI)`
106			`{`
107			`n_error++;`
108			`#ifdef DEBUG`
109			`printf("esi=%d, correct value:%d\n", g_esi, INIT_ESI);`
110			`#endif`
111			`}`
112			`if (g_ebx != INIT_EBX)`
113			`{`
114			`n_error++;`
115			`#ifdef DEBUG`
116			`printf("ebx=%d, correct value:%d\n", g_ebx, INIT_EBX);`
117			`#endif`
118			`}`
119			`if (g_ebp != g_ebp_save)`
120			`{`
121			`n_error++;`
122			`#ifdef DEBUG`
123			`printf("ebp=0x%x, correct value:0x%x\n", g_ebp, g_ebp_save);`
124			`#endif`
125			`}`
126			`if (g_esp != g_esp_save)`
127			`{`
128			`n_error++;`
129			`#ifdef DEBUG`
130			`printf("esp=0x%x, correct value:0x%x\n", g_esp, g_esp_save);`
131			`#endif`
132			`}`
133			`if (n_error !=0)`
134			`abort();`
135			`return 0;`
136			`}`
137			`#endif`

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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [g++.dg/] [torture/] [stackalign/] [test-unwind.h] - Blame information for rev 307