clang/test/Parser/ms-inline-asm.c

   1 // REQUIRES: x86-registered-target
   2 // RUN: %clang_cc1 %s -triple i386-apple-darwin10 -verify -fasm-blocks
   3 // Disabling gnu inline assembly should have no effect on this testcase
   4 // RUN: %clang_cc1 %s -triple i386-apple-darwin10 -verify -fasm-blocks -fno-gnu-inline-asm
   5
   6 #define M __asm int 0x2c
   7 #define M2 int
   8
   9 void t1(void) { M }
  10 void t2(void) { __asm int 2ch }
  11 void t3(void) { __asm M2 2ch }
  12 void t4(void) { __asm mov eax, fs:[10h] }
  13 void t5(void) {
  14   __asm {
  15     int 0x2c ; } asm comments are fun! }{
  16   }
  17   __asm {}
  18 }
  19 int t6(void) {
  20   __asm int 3 ; } comments for single-line asm
  21   __asm {}
  22
  23   __asm int 4
  24   return 10;
  25 }
  26 void t7(void) {
  27   __asm {
  28     push ebx
  29     mov ebx, 07h
  30     pop ebx
  31   }
  32 }
  33 void t8(void) {
  34   __asm nop __asm nop __asm nop
  35 }
  36 void t9(void) {
  37   __asm nop __asm nop ; __asm nop
  38 }
  39 void t10(void) {
  40   __asm {
  41     mov eax, 0
  42     __asm {
  43       mov eax, 1
  44       {
  45         mov eax, 2
  46       }
  47     }
  48   }
  49 }
  50 void t11(void) {
  51   do { __asm mov eax, 0 __asm { __asm mov edx, 1 } } while(0);
  52 }
  53 void t12(void) {
  54   __asm jmp label // expected-error {{use of undeclared label 'label'}}
  55 }
  56 void t13(void) {
  57   __asm m{o}v eax, ebx // expected-error {{unknown token in expression}}
  58 }
  59
  60 void t14(void) {
  61   enum { A = 1, B };
  62   __asm mov eax, offset A // expected-error {{offset operator cannot yet handle constants}}
  63 }
  64
  65 // GH57791
  66 typedef struct S {
  67   unsigned bf1:1; // expected-note {{bit-field is declared here}}
  68   unsigned bf2:1; // expected-note {{bit-field is declared here}}
  69 } S;
  70 void t15(S s) {
  71   __asm {
  72     mov eax, s.bf1 // expected-error {{an inline asm block cannot have an operand which is a bit-field}}
  73     mov s.bf2, eax // expected-error {{an inline asm block cannot have an operand which is a bit-field}}
  74   }
  75 }
  76
  77 int t_fail(void) { // expected-note {{to match this}}
  78   __asm
  79   __asm { // expected-error 3 {{expected}} expected-note {{to match this}}