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add some barriers to make sure L_e_region* really come after the test insns

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This commit is contained in:
gbeauche 2006-02-27 13:38:52 +00:00
parent c19cc7a81b
commit cafa8c8c89
1 changed files with 9 additions and 0 deletions
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9
BasiliskII/src/Unix/sigsegv.cpp
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@ -2091,6 +2091,13 @@ static int page_size;
static volatile char * page = 0;
static volatile int handler_called = 0;
/* Barriers */
#ifdef __GNUC__
#define BARRIER() asm volatile ("" : : : "memory")
#else
#define BARRIER() /* nothing */
#endif
#ifdef __GNUC__
// Code range where we expect the fault to come from
static void *b_region, *e_region;
@ -2225,6 +2232,7 @@ int main(void)
if (page[REF_INDEX] != REF_VALUE)
exit(20);
page[REF_INDEX] = REF_VALUE;
BARRIER();
L_e_region1:
if (handler_called != 1)
@ -2265,6 +2273,7 @@ int main(void)
TEST_SKIP_INSTRUCTION(signed short);
TEST_SKIP_INSTRUCTION(signed int);
TEST_SKIP_INSTRUCTION(signed long);
BARRIER();
L_e_region2:
if (!arch_insn_skipper_tests())