compiler/purify/src/stubs.S

   1
   2 #define STUB0(name)                     \
   3 .globl _##name                        ;  \
   4         .type _##name,@function       ;  \
   5 _##name:                              ;  \
   6         pushl %eax                    ;  \
   7         pushl %ebx                    ;  \
   8         pushl %ecx                    ;  \
   9         pushl %edx                    ;  \
  10         pushl %edi                    ;  \
  11         pushl %esi                    ;  \
  12         call  name                    ;  \
  13         popl  %esi                    ;  \
  14         popl  %edi                    ;  \
  15         popl  %edx                    ;  \
  16         popl  %ecx                    ;  \
  17         popl  %ebx                    ;  \
  18         popl  %eax                    ;  \
  19         ret
  20
  21
  22 #define STUB2(name)                     \
  23 .globl _##name                        ;  \
  24         .type _##name,@function       ;  \
  25 _##name:                              ;  \
  26         pushl %ebp                    ;  \
  27         movl  %esp,%ebp               ;  \
  28         pushl %eax                    ;  \
  29         pushl %ebx                    ;  \
  30         pushl %ecx                    ;  \
  31         pushl %edx                    ;  \
  32         pushl %edi                    ;  \
  33         pushl %esi                    ;  \
  34         pushl 12(%ebp)                ;  \
  35         pushl 8(%ebp)                 ;  \
  36         call  name                    ;  \
  37         addl  $8,%esp                 ;  \
  38         popl  %esi                    ;  \
  39         popl  %edi                    ;  \
  40         popl  %edx                    ;  \
  41         popl  %ecx                    ;  \
  42         popl  %ebx                    ;  \
  43         popl  %eax                    ;  \
  44         movl  %ebp,%esp               ;  \
  45         popl  %ebp                    ;  \
  46         ret
  47
  48 #define STUB4(name)                     \
  49 .globl _##name                        ;  \
  50         .type _##name,@function       ;  \
  51 _##name:                              ;  \
  52         pushl %ebp                    ;  \
  53         movl  %esp,%ebp               ;  \
  54         pushl %eax                    ;  \
  55         pushl %ebx                    ;  \
  56         pushl %ecx                    ;  \
  57         pushl %edx                    ;  \
  58         pushl %edi                    ;  \
  59         pushl %esi                    ;  \
  60         pushl 20(%ebp)                ;  \
  61         pushl 16(%ebp)                ;  \
  62         pushl 12(%ebp)                ;  \
  63         pushl 8(%ebp)                 ;  \
  64         call  name                    ;  \
  65         addl  $16,%esp                ;  \
  66         popl  %esi                    ;  \
  67         popl  %edi                    ;  \
  68         popl  %edx                    ;  \
  69         popl  %ecx                    ;  \
  70         popl  %ebx                    ;  \
  71         popl  %eax                    ;  \
  72         movl  %ebp,%esp               ;  \
  73         popl  %ebp                    ;  \
  74         ret
  75
  76 STUB2(Purify_Push)
  77 STUB2(Purify_Pop)
  78 STUB2(Purify_Alloca)
  79 STUB2(Purify_MoveSP)
  80 STUB2(Purify_CheckRead)
  81 STUB2(Purify_CheckWrite)
  82 STUB2(Purify_InitStack)
  83 STUB0(Purify_Init)
  84 STUB0(Purify_Exit)
  85 STUB0(Purify_LeaveFunction)
  86 STUB4(Purify_EnterFunction)
  87
  88