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inline asm: Accept 'p' constraint and 'P' template mod

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'p' is conservatively the same as 'r' and 'P' as template
modifier can be ignored in TCC.
This commit is contained in:
Michael Matz
2016-06-29 18:31:45 +02:00
parent 63e3ff7cca
commit 253afeed1e
3 changed files with 15 additions and 1 deletions
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9
tests/tcctest.c
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@ -2600,6 +2600,14 @@ int fls64(unsigned long long x)
: "rm" (x));
return bitpos + 1;
}
#endif
void other_constraints_test(void)
{
unsigned long ret;
int var;
__asm__ volatile ("movq %P1,%0" : "=r" (ret) : "p" (&var));
printf ("oc1: %d\n", ret == (unsigned long)&var);
}
unsigned int set;
@ -2633,6 +2641,7 @@ void asm_test(void)
s1.a = 42;
s1.b = 43;
printf("mconstraint: %d", mconstraint_test(&s2));
printf(" %d %d\n", s1.a, s1.b);
other_constraints_test();
set = 0xff;