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      1 // RUN: %clang_cc1 -triple armv7 -fsyntax-only -verify %s
      2 // RUN: %clang_cc1 -triple armv7 -target-abi apcs-gnu \
      3 // RUN:   -fsyntax-only -verify %s
      4 
      5 void f(void *a, void *b) {
      6   __clear_cache(); // expected-error {{too few arguments to function call, expected 2, have 0}} // expected-note {{'__clear_cache' is a builtin with type 'void (void *, void *)}}
      7   __clear_cache(a); // expected-error {{too few arguments to function call, expected 2, have 1}}
      8   __clear_cache(a, b);
      9 }
     10 
     11 void __clear_cache(char*, char*); // expected-error {{conflicting types for '__clear_cache'}}
     12 void __clear_cache(void*, void*);
     13 
     14 #if defined(__ARM_PCS) || defined(__ARM_EABI__)
     15 // va_list on ARM AAPCS is struct { void* __ap }.
     16 void test1() {
     17   __builtin_va_list ptr;
     18   ptr.__ap = "x";
     19   *(ptr.__ap) = '0'; // expected-error {{incomplete type 'void' is not assignable}}
     20 }
     21 #else
     22 // va_list on ARM apcs-gnu is void*.
     23 void test1() {
     24   __builtin_va_list ptr;
     25   ptr.__ap = "x";  // expected-error {{member reference base type '__builtin_va_list' is not a structure or union}}
     26   *(ptr.__ap) = '0';// expected-error {{member reference base type '__builtin_va_list' is not a structure or union}}
     27 }
     28 
     29 void test2() {
     30   __builtin_va_list ptr = "x";
     31   *ptr = '0'; // expected-error {{incomplete type 'void' is not assignable}}
     32 }
     33 #endif
     34 
     35 void test3() {
     36   __builtin_arm_dsb(16); // expected-error {{argument should be a value from 0 to 15}}
     37   __builtin_arm_dmb(17); // expected-error {{argument should be a value from 0 to 15}}
     38   __builtin_arm_isb(18); // expected-error {{argument should be a value from 0 to 15}}
     39 }
     40 
     41 void test4() {
     42   __builtin_arm_prefetch(0, 2, 0); // expected-error {{argument should be a value from 0 to 1}}
     43   __builtin_arm_prefetch(0, 0, 2); // expected-error {{argument should be a value from 0 to 1}}
     44 }
     45 
     46 void test5() {
     47   __builtin_arm_dbg(16); // expected-error {{argument should be a value from 0 to 15}}
     48 }
     49 
     50 void test6(int a, int b, int c) {
     51   __builtin_arm_ldc(1, 2, &a);
     52   __builtin_arm_ldc(a, 2, &a); // expected-error {{argument to '__builtin_arm_ldc' must be a constant integer}}
     53   __builtin_arm_ldc(1, a, &a); // expected-error {{argument to '__builtin_arm_ldc' must be a constant integer}}
     54 
     55   __builtin_arm_ldcl(1, 2, &a);
     56   __builtin_arm_ldcl(a, 2, &a); // expected-error {{argument to '__builtin_arm_ldcl' must be a constant integer}}
     57   __builtin_arm_ldcl(1, a, &a); // expected-error {{argument to '__builtin_arm_ldcl' must be a constant integer}}
     58 
     59   __builtin_arm_ldc2(1, 2, &a);
     60   __builtin_arm_ldc2(a, 2, &a); // expected-error {{argument to '__builtin_arm_ldc2' must be a constant integer}}
     61   __builtin_arm_ldc2(1, a, &a); // expected-error {{argument to '__builtin_arm_ldc2' must be a constant integer}}
     62 
     63   __builtin_arm_ldc2l(1, 2, &a);
     64   __builtin_arm_ldc2l(a, 2, &a); // expected-error {{argument to '__builtin_arm_ldc2l' must be a constant integer}}
     65   __builtin_arm_ldc2l(1, a, &a); // expected-error {{argument to '__builtin_arm_ldc2l' must be a constant integer}}
     66 
     67   __builtin_arm_stc(1, 2, &a);
     68   __builtin_arm_stc(a, 2, &a); // expected-error {{argument to '__builtin_arm_stc' must be a constant integer}}
     69   __builtin_arm_stc(1, a, &a); // expected-error {{argument to '__builtin_arm_stc' must be a constant integer}}
     70 
     71   __builtin_arm_stcl(1, 2, &a);
     72   __builtin_arm_stcl(a, 2, &a); // expected-error {{argument to '__builtin_arm_stcl' must be a constant integer}}
     73   __builtin_arm_stcl(1, a, &a); // expected-error {{argument to '__builtin_arm_stcl' must be a constant integer}}
     74 
     75   __builtin_arm_stc2(1, 2, &a);
     76   __builtin_arm_stc2(a, 2, &a); // expected-error {{argument to '__builtin_arm_stc2' must be a constant integer}}
     77   __builtin_arm_stc2(1, a, &a); // expected-error {{argument to '__builtin_arm_stc2' must be a constant integer}}
     78 
     79   __builtin_arm_stc2l(1, 2, &a);
     80   __builtin_arm_stc2l(a, 2, &a); // expected-error {{argument to '__builtin_arm_stc2l' must be a constant integer}}
     81   __builtin_arm_stc2l(1, a, &a); // expected-error {{argument to '__builtin_arm_stc2l' must be a constant integer}}
     82 
     83   __builtin_arm_cdp(a, 2, 3, 4, 5, 6); // expected-error {{argument to '__builtin_arm_cdp' must be a constant integer}}
     84   __builtin_arm_cdp(1, a, 3, 4, 5, 6); // expected-error {{argument to '__builtin_arm_cdp' must be a constant integer}}
     85   __builtin_arm_cdp(1, 2, a, 4, 5, 6); // expected-error {{argument to '__builtin_arm_cdp' must be a constant integer}}
     86   __builtin_arm_cdp(1, 2, 3, a, 5, 6); // expected-error {{argument to '__builtin_arm_cdp' must be a constant integer}}
     87   __builtin_arm_cdp(1, 2, 3, 4, 5, a); // expected-error {{argument to '__builtin_arm_cdp' must be a constant integer}}
     88 
     89   __builtin_arm_cdp2(a, 2, 3, 4, 5, 6); // expected-error {{argument to '__builtin_arm_cdp2' must be a constant integer}}
     90   __builtin_arm_cdp2(1, a, 3, 4, 5, 6); // expected-error {{argument to '__builtin_arm_cdp2' must be a constant integer}}
     91   __builtin_arm_cdp2(1, 2, a, 4, 5, 6); // expected-error {{argument to '__builtin_arm_cdp2' must be a constant integer}}
     92   __builtin_arm_cdp2(1, 2, 3, a, 5, 6); // expected-error {{argument to '__builtin_arm_cdp2' must be a constant integer}}
     93   __builtin_arm_cdp2(1, 2, 3, 4, 5, a); // expected-error {{argument to '__builtin_arm_cdp2' must be a constant integer}}
     94 
     95   __builtin_arm_mrc( a, 0, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mrc' must be a constant integer}}
     96   __builtin_arm_mrc(15, a, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mrc' must be a constant integer}}
     97   __builtin_arm_mrc(15, 0,  a, 0, 3); // expected-error {{argument to '__builtin_arm_mrc' must be a constant integer}}
     98   __builtin_arm_mrc(15, 0, 13, a, 3); // expected-error {{argument to '__builtin_arm_mrc' must be a constant integer}}
     99   __builtin_arm_mrc(15, 0, 13, 0, a); // expected-error {{argument to '__builtin_arm_mrc' must be a constant integer}}
    100 
    101   __builtin_arm_mrc2( a, 0, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mrc2' must be a constant integer}}
    102   __builtin_arm_mrc2(15, a, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mrc2' must be a constant integer}}
    103   __builtin_arm_mrc2(15, 0,  a, 0, 3); // expected-error {{argument to '__builtin_arm_mrc2' must be a constant integer}}
    104   __builtin_arm_mrc2(15, 0, 13, a, 3); // expected-error {{argument to '__builtin_arm_mrc2' must be a constant integer}}
    105   __builtin_arm_mrc2(15, 0, 13, 0, a); // expected-error {{argument to '__builtin_arm_mrc2' must be a constant integer}}
    106 
    107   __builtin_arm_mcr( a, 0, b, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mcr' must be a constant integer}}
    108   __builtin_arm_mcr(15, a, b, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mcr' must be a constant integer}}
    109   __builtin_arm_mcr(15, 0, b,  a, 0, 3); // expected-error {{argument to '__builtin_arm_mcr' must be a constant integer}}
    110   __builtin_arm_mcr(15, 0, b, 13, a, 3); // expected-error {{argument to '__builtin_arm_mcr' must be a constant integer}}
    111   __builtin_arm_mcr(15, 0, b, 13, 0, a); // expected-error {{argument to '__builtin_arm_mcr' must be a constant integer}}
    112 
    113   __builtin_arm_mcr2( a, 0, b, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mcr2' must be a constant integer}}
    114   __builtin_arm_mcr2(15, a, b, 13, 0, 3); // expected-error {{argument to '__builtin_arm_mcr2' must be a constant integer}}
    115   __builtin_arm_mcr2(15, 0, b,  a, 0, 3); // expected-error {{argument to '__builtin_arm_mcr2' must be a constant integer}}
    116   __builtin_arm_mcr2(15, 0, b, 13, a, 3); // expected-error {{argument to '__builtin_arm_mcr2' must be a constant integer}}
    117   __builtin_arm_mcr2(15, 0, b, 13, 0, a); // expected-error {{argument to '__builtin_arm_mcr2' must be a constant integer}}
    118 
    119   __builtin_arm_mcrr(15, 0, b, 0);
    120   __builtin_arm_mcrr( a, 0, b, 0); // expected-error {{argument to '__builtin_arm_mcrr' must be a constant integer}}
    121   __builtin_arm_mcrr(15, a, b, 0); // expected-error {{argument to '__builtin_arm_mcrr' must be a constant integer}}
    122   __builtin_arm_mcrr(15, 0, b, a); // expected-error {{argument to '__builtin_arm_mcrr' must be a constant integer}}
    123 
    124   __builtin_arm_mcrr2(15, 0, b, 0);
    125   __builtin_arm_mcrr2( a, 0, b, 0); // expected-error {{argument to '__builtin_arm_mcrr2' must be a constant integer}}
    126   __builtin_arm_mcrr2(15, a, b, 0); // expected-error {{argument to '__builtin_arm_mcrr2' must be a constant integer}}
    127   __builtin_arm_mcrr2(15, 0, b, a); // expected-error {{argument to '__builtin_arm_mcrr2' must be a constant integer}}
    128 
    129   __builtin_arm_mrrc(15, 0, 0);
    130   __builtin_arm_mrrc( a, 0, 0); // expected-error {{argument to '__builtin_arm_mrrc' must be a constant integer}}
    131   __builtin_arm_mrrc(15, a, 0); // expected-error {{argument to '__builtin_arm_mrrc' must be a constant integer}}
    132   __builtin_arm_mrrc(15, 0, a); // expected-error {{argument to '__builtin_arm_mrrc' must be a constant integer}}
    133 
    134   __builtin_arm_mrrc2(15, 0, 0);
    135   __builtin_arm_mrrc2( a, 0, 0); // expected-error {{argument to '__builtin_arm_mrrc2' must be a constant integer}}
    136   __builtin_arm_mrrc2(15, a, 0); // expected-error {{argument to '__builtin_arm_mrrc2' must be a constant integer}}
    137   __builtin_arm_mrrc2(15, 0, a); // expected-error {{argument to '__builtin_arm_mrrc2' must be a constant integer}}
    138 }
    139