diff options
Diffstat (limited to 'tests/tcctest.c')
| -rw-r--r-- | tests/tcctest.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/tcctest.c b/tests/tcctest.c index f657c14..2add498 100644 --- a/tests/tcctest.c +++ b/tests/tcctest.c @@ -3205,6 +3205,34 @@ char * get_asm_string (void) char * str = ((char*)bug_table) + bug_table[1]; return str; } + +/* This checks another constructs with local labels. */ +extern unsigned char alld_stuff[]; +asm(".data\n" + ".byte 41\n" + "alld_stuff:\n" + "661:\n" + ".byte 42\n" + "662:\n" + ".pushsection .data.ignore\n" + ".long 661b - .\n" /* This reference to 661 generates an external sym + which shouldn't somehow overwrite the offset that's + already determined for it. */ + ".popsection\n" + ".byte 662b - 661b\n" /* So that this value is undeniably 1. */); + +void asm_local_label_diff (void) +{ + printf ("asm_local_label_diff: %d %d\n", alld_stuff[0], alld_stuff[1]); +} + +/* This checks that static local variables are available from assembler. */ +void asm_local_statics (void) +{ + static int localint = 41; + asm("incl %0" : "+m" (localint)); + printf ("asm_local_statics: %d\n", localint); +} #endif unsigned int set; @@ -3378,6 +3406,8 @@ void asm_test(void) asm volatile(".weak override_func3\n.set override_func3, base_func"); override_func3(); printf("asmstr: %s\n", get_asm_string()); + asm_local_label_diff(); + asm_local_statics(); #endif /* Check that we can also load structs of appropriate layout into registers. */ |