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fixes for previous commit

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grischka 2020-01-18 01:22:28 +01:00
parent ef42295fe8
commit 2b7cffac74
5 changed files with 45 additions and 40 deletions
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3
tcc.h
View File

@ -150,9 +150,12 @@ extern long double strtold (const char *__nptr, char **__endptr);
# elif defined __arm__ # elif defined __arm__
# define TCC_TARGET_ARM # define TCC_TARGET_ARM
# define TCC_ARM_EABI # define TCC_ARM_EABI
# define TCC_ARM_VFP
# define TCC_ARM_HARDFLOAT # define TCC_ARM_HARDFLOAT
# elif defined __aarch64__ # elif defined __aarch64__
# define TCC_TARGET_ARM64 # define TCC_TARGET_ARM64
# elif defined __riscv
# define TCC_TARGET_RISCV64
# else # else
# define TCC_TARGET_I386 # define TCC_TARGET_I386
# endif # endif

8
tccelf.c
View File

@ -1359,7 +1359,7 @@ static void set_local_sym(TCCState *s1, const char *name, Section *s, int offset
ST_FUNC void tcc_add_btstub(TCCState *s1) ST_FUNC void tcc_add_btstub(TCCState *s1)
{ {
Section *s; Section *s;
int n, o, b; int n, o;
CString cstr; CString cstr;
s = data_section; s = data_section;
@ -1372,11 +1372,11 @@ ST_FUNC void tcc_add_btstub(TCCState *s1)
/* prog_base */ /* prog_base */
put_elf_reloc(s1->symtab, s, s->data_offset, R_DATA_PTR, 0); put_elf_reloc(s1->symtab, s, s->data_offset, R_DATA_PTR, 0);
section_ptr_add(s, PTR_SIZE); section_ptr_add(s, PTR_SIZE);
n = 2 * PTR_SIZE, b = 0; n = 2 * PTR_SIZE;
#ifdef CONFIG_TCC_BCHECK #ifdef CONFIG_TCC_BCHECK
if (s1->do_bounds_check) { if (s1->do_bounds_check) {
put_ptr(s1, bounds_section, 0); put_ptr(s1, bounds_section, 0);
n -= PTR_SIZE, b = 1; n -= PTR_SIZE;
} }
#endif #endif
section_ptr_add(s, n); section_ptr_add(s, n);
@ -1387,7 +1387,7 @@ ST_FUNC void tcc_add_btstub(TCCState *s1)
"__attribute__((constructor)) static void __bt_init_rt(){"); "__attribute__((constructor)) static void __bt_init_rt(){");
#ifdef TCC_TARGET_PE #ifdef TCC_TARGET_PE
if (s1->output_type == TCC_OUTPUT_DLL) if (s1->output_type == TCC_OUTPUT_DLL)
cstr_printf(&cstr, "__bt_init_dll(%d);", b); cstr_printf(&cstr, "__bt_init_dll(%d);", s1->do_bounds_check);
#endif #endif
cstr_printf(&cstr, "__bt_init(__rt_info,%d);}", cstr_printf(&cstr, "__bt_init(__rt_info,%d);}",
s1->output_type == TCC_OUTPUT_DLL ? 0 : s1->rt_num_callers + 1); s1->output_type == TCC_OUTPUT_DLL ? 0 : s1->rt_num_callers + 1);

8
tccrun.c
View File

@ -161,6 +161,9 @@ LIBTCCAPI int tcc_run(TCCState *s1, int argc, char **argv)
rc->esym_start = (ElfW(Sym) *)(symtab_section->data); rc->esym_start = (ElfW(Sym) *)(symtab_section->data);
rc->esym_end = (ElfW(Sym) *)(symtab_section->data + symtab_section->data_offset); rc->esym_end = (ElfW(Sym) *)(symtab_section->data + symtab_section->data_offset);
rc->elf_str = (char *)symtab_section->link->data; rc->elf_str = (char *)symtab_section->link->data;
#if PTR_SIZE == 8
rc->prog_base = text_section->sh_addr & 0xffffffff00000000ULL;
#endif
rc->top_func = tcc_get_symbol(s1, "main"); rc->top_func = tcc_get_symbol(s1, "main");
rc->num_callers = s1->rt_num_callers; rc->num_callers = s1->rt_num_callers;
rc->do_jmp = 1; rc->do_jmp = 1;
@ -405,11 +408,10 @@ next:
if (sym->n_strx == 0) /* end of function */ if (sym->n_strx == 0) /* end of function */
goto rel_pc; goto rel_pc;
abs_pc: abs_pc:
if (sizeof sym->n_value < PTR_SIZE) { #if PTR_SIZE == 8
/* Stab_Sym.n_value is only 32bits */ /* Stab_Sym.n_value is only 32bits */
//fprintf(stderr, "pc = %p %p %p\n", pc, rc->prog_base, wanted_pc), fflush(stderr);
pc += rc->prog_base; pc += rc->prog_base;
} #endif
break; break;
rel_pc: rel_pc:
pc += func_addr; pc += func_addr;

58
tests/tests2/112_backtrace.expect
View File

@ -14,7 +14,7 @@
* f1() * f1()
112_backtrace.c:38: at f1: BCHECK: ........ is outside of the region 112_backtrace.c:38: at f1: BCHECK: ........ is outside of the region
112_backtrace.c:43: by main 112_backtrace.c:43: by main
112_backtrace.c:38: at f1: BCHECK: invalid pointer ........, size 0x14 in memmove dest 112_backtrace.c:38: at f1: BCHECK: invalid pointer ........, size 0x? in memmove dest
112_backtrace.c:43: by main 112_backtrace.c:43: by main
[returns 255] [returns 255]
@ -33,132 +33,132 @@
[test_bcheck_100] [test_bcheck_100]
112_backtrace.c:107: at main: BCHECK: ........ is outside of the region 112_backtrace.c:107: at main: BCHECK: ........ is outside of the region
112_backtrace.c:107: at main: BCHECK: invalid pointer ........, size 0xa in memcpy dest 112_backtrace.c:107: at main: BCHECK: invalid pointer ........, size 0x? in memcpy dest
[returns 255] [returns 255]
[test_bcheck_101] [test_bcheck_101]
112_backtrace.c:109: at main: BCHECK: ........ is outside of the region 112_backtrace.c:109: at main: BCHECK: ........ is outside of the region
112_backtrace.c:109: at main: BCHECK: invalid pointer ........, size 0xa in memcpy src 112_backtrace.c:109: at main: BCHECK: invalid pointer ........, size 0x? in memcpy src
[returns 255] [returns 255]
[test_bcheck_102] [test_bcheck_102]
112_backtrace.c:111: at main: BCHECK: overlapping regions ........(0x4), ........(0x4) in memcpy 112_backtrace.c:111: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in memcpy
[returns 255] [returns 255]
[test_bcheck_103] [test_bcheck_103]
112_backtrace.c:113: at main: BCHECK: overlapping regions ........(0x4), ........(0x4) in memcpy 112_backtrace.c:113: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in memcpy
[returns 255] [returns 255]
[test_bcheck_104] [test_bcheck_104]
112_backtrace.c:115: at main: BCHECK: ........ is outside of the region 112_backtrace.c:115: at main: BCHECK: ........ is outside of the region
112_backtrace.c:115: at main: BCHECK: invalid pointer ........, size 0xa in memcmp s1 112_backtrace.c:115: at main: BCHECK: invalid pointer ........, size 0x? in memcmp s1
[returns 255] [returns 255]
[test_bcheck_105] [test_bcheck_105]
112_backtrace.c:117: at main: BCHECK: ........ is outside of the region 112_backtrace.c:117: at main: BCHECK: ........ is outside of the region
112_backtrace.c:117: at main: BCHECK: invalid pointer ........, size 0xa in memcmp s2 112_backtrace.c:117: at main: BCHECK: invalid pointer ........, size 0x? in memcmp s2
[returns 255] [returns 255]
[test_bcheck_106] [test_bcheck_106]
112_backtrace.c:119: at main: BCHECK: ........ is outside of the region 112_backtrace.c:119: at main: BCHECK: ........ is outside of the region
112_backtrace.c:119: at main: BCHECK: invalid pointer ........, size 0xa in memmove dest 112_backtrace.c:119: at main: BCHECK: invalid pointer ........, size 0x? in memmove dest
[returns 255] [returns 255]
[test_bcheck_107] [test_bcheck_107]
112_backtrace.c:121: at main: BCHECK: ........ is outside of the region 112_backtrace.c:121: at main: BCHECK: ........ is outside of the region
112_backtrace.c:121: at main: BCHECK: invalid pointer ........, size 0xa in memmove src 112_backtrace.c:121: at main: BCHECK: invalid pointer ........, size 0x? in memmove src
[returns 255] [returns 255]
[test_bcheck_108] [test_bcheck_108]
112_backtrace.c:123: at main: BCHECK: ........ is outside of the region 112_backtrace.c:123: at main: BCHECK: ........ is outside of the region
112_backtrace.c:123: at main: BCHECK: invalid pointer ........, size 0xa in memset 112_backtrace.c:123: at main: BCHECK: invalid pointer ........, size 0x? in memset
[returns 255] [returns 255]
[test_bcheck_109] [test_bcheck_109]
112_backtrace.c:125: at main: BCHECK: ........ is outside of the region 112_backtrace.c:125: at main: BCHECK: ........ is outside of the region
112_backtrace.c:125: at main: BCHECK: invalid pointer ........, size 0xb in strlen 112_backtrace.c:125: at main: BCHECK: invalid pointer ........, size 0x? in strlen
[returns 255] [returns 255]
[test_bcheck_110] [test_bcheck_110]
112_backtrace.c:127: at main: BCHECK: ........ is outside of the region 112_backtrace.c:127: at main: BCHECK: ........ is outside of the region
112_backtrace.c:127: at main: BCHECK: invalid pointer ........, size 0x4 in strcpy dest 112_backtrace.c:127: at main: BCHECK: invalid pointer ........, size 0x? in strcpy dest
[returns 255] [returns 255]
[test_bcheck_111] [test_bcheck_111]
112_backtrace.c:129: at main: BCHECK: ........ is outside of the region 112_backtrace.c:129: at main: BCHECK: ........ is outside of the region
112_backtrace.c:129: at main: BCHECK: invalid pointer ........, size 0x4 in strcpy src 112_backtrace.c:129: at main: BCHECK: invalid pointer ........, size 0x? in strcpy src
[returns 255] [returns 255]
[test_bcheck_112] [test_bcheck_112]
112_backtrace.c:131: at main: BCHECK: overlapping regions ........(0x3), ........(0x3) in strcpy 112_backtrace.c:131: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in strcpy
[returns 255] [returns 255]
[test_bcheck_113] [test_bcheck_113]
112_backtrace.c:133: at main: BCHECK: overlapping regions ........(0x4), ........(0x4) in strcpy 112_backtrace.c:133: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in strcpy
[returns 255] [returns 255]
[test_bcheck_114] [test_bcheck_114]
112_backtrace.c:135: at main: BCHECK: ........ is outside of the region 112_backtrace.c:135: at main: BCHECK: ........ is outside of the region
112_backtrace.c:135: at main: BCHECK: invalid pointer ........, size 0x4 in strncpy dest 112_backtrace.c:135: at main: BCHECK: invalid pointer ........, size 0x? in strncpy dest
[returns 255] [returns 255]
[test_bcheck_115] [test_bcheck_115]
112_backtrace.c:137: at main: BCHECK: ........ is outside of the region 112_backtrace.c:137: at main: BCHECK: ........ is outside of the region
112_backtrace.c:137: at main: BCHECK: invalid pointer ........, size 0x4 in strncpy src 112_backtrace.c:137: at main: BCHECK: invalid pointer ........, size 0x? in strncpy src
[returns 255] [returns 255]
[test_bcheck_116] [test_bcheck_116]
112_backtrace.c:139: at main: BCHECK: overlapping regions ........(0x3), ........(0x3) in strncpy 112_backtrace.c:139: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in strncpy
[returns 255] [returns 255]
[test_bcheck_117] [test_bcheck_117]
112_backtrace.c:141: at main: BCHECK: overlapping regions ........(0x4), ........(0x4) in strncpy 112_backtrace.c:141: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in strncpy
[returns 255] [returns 255]
[test_bcheck_118] [test_bcheck_118]
112_backtrace.c:143: at main: BCHECK: ........ is outside of the region 112_backtrace.c:143: at main: BCHECK: ........ is outside of the region
112_backtrace.c:143: at main: BCHECK: invalid pointer ........, size 0x9 in strcmp s1 112_backtrace.c:143: at main: BCHECK: invalid pointer ........, size 0x? in strcmp s1
[returns 255] [returns 255]
[test_bcheck_119] [test_bcheck_119]
112_backtrace.c:145: at main: BCHECK: ........ is outside of the region 112_backtrace.c:145: at main: BCHECK: ........ is outside of the region
112_backtrace.c:145: at main: BCHECK: invalid pointer ........, size 0x9 in strcmp s2 112_backtrace.c:145: at main: BCHECK: invalid pointer ........, size 0x? in strcmp s2
[returns 255] [returns 255]
[test_bcheck_120] [test_bcheck_120]
112_backtrace.c:147: at main: BCHECK: ........ is outside of the region 112_backtrace.c:147: at main: BCHECK: ........ is outside of the region
112_backtrace.c:147: at main: BCHECK: invalid pointer ........, size 0x6 in strncmp s1 112_backtrace.c:147: at main: BCHECK: invalid pointer ........, size 0x? in strncmp s1
[returns 255] [returns 255]
[test_bcheck_121] [test_bcheck_121]
112_backtrace.c:149: at main: BCHECK: ........ is outside of the region 112_backtrace.c:149: at main: BCHECK: ........ is outside of the region
112_backtrace.c:149: at main: BCHECK: invalid pointer ........, size 0x6 in strncmp s2 112_backtrace.c:149: at main: BCHECK: invalid pointer ........, size 0x? in strncmp s2
[returns 255] [returns 255]
[test_bcheck_122] [test_bcheck_122]
112_backtrace.c:151: at main: BCHECK: ........ is outside of the region 112_backtrace.c:151: at main: BCHECK: ........ is outside of the region
112_backtrace.c:151: at main: BCHECK: invalid pointer ........, size 0x6 in strcat dest 112_backtrace.c:151: at main: BCHECK: invalid pointer ........, size 0x? in strcat dest
[returns 255] [returns 255]
[test_bcheck_123] [test_bcheck_123]
112_backtrace.c:153: at main: BCHECK: ........ is outside of the region 112_backtrace.c:153: at main: BCHECK: ........ is outside of the region
112_backtrace.c:153: at main: BCHECK: invalid pointer ........, size 0x6 in strcat src 112_backtrace.c:153: at main: BCHECK: invalid pointer ........, size 0x? in strcat src
[returns 255] [returns 255]
[test_bcheck_124] [test_bcheck_124]
112_backtrace.c:155: at main: BCHECK: overlapping regions ........(0x9), ........(0x6) in strcat 112_backtrace.c:155: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in strcat
[returns 255] [returns 255]
[test_bcheck_125] [test_bcheck_125]
112_backtrace.c:157: at main: BCHECK: overlapping regions ........(0x4), ........(0x4) in strcat 112_backtrace.c:157: at main: BCHECK: overlapping regions ........(0x?), ........(0x?) in strcat
[returns 255] [returns 255]
[test_bcheck_126] [test_bcheck_126]
112_backtrace.c:159: at main: BCHECK: ........ is outside of the region 112_backtrace.c:159: at main: BCHECK: ........ is outside of the region
112_backtrace.c:159: at main: BCHECK: invalid pointer ........, size 0xb in strchr 112_backtrace.c:159: at main: BCHECK: invalid pointer ........, size 0x? in strchr
[returns 255] [returns 255]
[test_bcheck_127] [test_bcheck_127]
112_backtrace.c:161: at main: BCHECK: ........ is outside of the region 112_backtrace.c:161: at main: BCHECK: ........ is outside of the region
112_backtrace.c:161: at main: BCHECK: invalid pointer ........, size 0xb in strdup 112_backtrace.c:161: at main: BCHECK: invalid pointer ........, size 0x? in strdup
[returns 255] [returns 255]

2
tests/tests2/Makefile
View File

@ -72,7 +72,7 @@ GEN-ALWAYS =
108_constructor.test: NORUN = true 108_constructor.test: NORUN = true
112_backtrace.test: FLAGS += -dt -b 112_backtrace.test: FLAGS += -dt -b
112_backtrace.test: FILTER += -e 's;[0-9A-Fa-fx]\{8,\};........;g' 112_backtrace.test: FILTER += -e 's;[0-9A-Fa-fx]\{8,\};........;g' -e 's;0x[0-9A-Fa-f]\+;0x?;g'
# Filter source directory in warnings/errors (out-of-tree builds) # Filter source directory in warnings/errors (out-of-tree builds)
FILTER = 2>&1 | sed -e 's,$(SRC)/,,g' FILTER = 2>&1 | sed -e 's,$(SRC)/,,g'