diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/asm-4.c')
-rw-r--r-- | gcc/testsuite/gcc.target/i386/asm-4.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/asm-4.c b/gcc/testsuite/gcc.target/i386/asm-4.c new file mode 100644 index 000000000..b86801032 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/asm-4.c @@ -0,0 +1,47 @@ +/* Test if functions marked __attribute__((used)), but with address never + taken in C code, don't use alternate calling convention for local + functions on IA-32. */ +/* { dg-do run } */ +/* The asm in this test uses an absolute address. */ +/* { dg-require-effective-target nonpic } */ +/* { dg-options "-O2" } */ + +extern void abort (void); + +static int foo (int, int, int, int) __asm ("foo"); +static __attribute__((noinline, used)) int +foo (int i, int j, int k, int l) +{ + return i + j + k + l; +} + +void +bar (void) +{ + if (foo (1, 2, 3, 4) != 10) + abort (); +} + +int (*fn) (int, int, int, int); + +void +baz (void) +{ + /* Darwin loads 64-bit regions above the 4GB boundary so + we need to use this instead. */ +#if defined (__LP64__) && defined (__MACH__) + __asm ("leaq foo(%%rip), %0" : "=r" (fn)); +#else + __asm ("movl $foo, %k0" : "=r" (fn)); +#endif + if (fn (2, 3, 4, 5) != 14) + abort (); +} + +int +main (void) +{ + bar (); + baz (); + return 0; +} |