util: Reimplement all utility functions in terms of the new OS abstraction.

4 files changed, 26 insertions, 409 deletions

diff --git a/src/gallium/auxiliary/util/u_debug.c b/src/gallium/auxiliary/util/u_debug.c
index 892ca8fecf..1e92d69b9a 100644
--- a/src/gallium/auxiliary/util/u_debug.c
+++ b/src/gallium/auxiliary/util/u_debug.c
@@ -29,37 +29,7 @@
 
 #include "pipe/p_config.h" 
 
-#include <stdarg.h>
-
-
-#ifdef PIPE_SUBSYSTEM_WINDOWS_DISPLAY
-
-#include <windows.h>
-#include <winddi.h>
-
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE)
-
-#include <stdio.h> 
-#include <stdlib.h> 
-#include <windows.h> 
-#include <types.h> 
-
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
-
-#ifndef WIN32_LEAN_AND_MEAN
-#define WIN32_LEAN_AND_MEAN      // Exclude rarely-used stuff from Windows headers
-#endif
-#include <windows.h>
-#include <stdio.h>
-
-#else
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#endif
-
-#include "pipe/p_compiler.h" 
+#include "pipe/p_compiler.h"
 #include "util/u_debug.h" 
 #include "pipe/p_format.h" 
 #include "pipe/p_state.h" 
@@ -73,81 +43,16 @@
 #include "util/u_prim.h" 
 
 
-#ifdef PIPE_SUBSYSTEM_WINDOWS_DISPLAY
-static INLINE void 
-_EngDebugPrint(const char *format, ...)
-{
-   va_list ap;
-   va_start(ap, format);
-   EngDebugPrint("", (PCHAR)format, ap);
-   va_end(ap);
-}
-#endif
-
-
 void _debug_vprintf(const char *format, va_list ap)
 {
-#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
-   /* EngDebugPrint does not handle float point arguments, so we need to use
-    * our own vsnprintf implementation. It is also very slow, so buffer until
-    * we find a newline. */
-   static char buf[512] = {'\0'};
-   size_t len = strlen(buf);
-   int ret = util_vsnprintf(buf + len, sizeof(buf) - len, format, ap);
-   if(ret > (int)(sizeof(buf) - len - 1) || util_strchr(buf + len, '\n')) {
-      _EngDebugPrint("%s", buf);
-      buf[0] = '\0';
-   }
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
-   /* OutputDebugStringA can be very slow, so buffer until we find a newline. */
+   /* We buffer until we find a newline. */
    static char buf[4096] = {'\0'};
    size_t len = strlen(buf);
    int ret = util_vsnprintf(buf + len, sizeof(buf) - len, format, ap);
    if(ret > (int)(sizeof(buf) - len - 1) || util_strchr(buf + len, '\n')) {
-      OutputDebugStringA(buf);
+      os_log_message(buf);
       buf[0] = '\0';
    }
-   
-   if(GetConsoleWindow() && !IsDebuggerPresent()) {
-      fflush(stdout);
-      vfprintf(stderr, format, ap);
-      fflush(stderr);
-   }
-   
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE)
-   wchar_t *wide_format;
-   long wide_str_len;   
-   char buf[512];   
-   int ret;   
-#if (_WIN32_WCE < 600)
-   ret = vsprintf(buf, format, ap);   
-   if(ret < 0){   
-       sprintf(buf, "Cant handle debug print!");   
-       ret = 25;
-   }
-#else
-   ret = vsprintf_s(buf, 512, format, ap);   
-   if(ret < 0){   
-       sprintf_s(buf, 512, "Cant handle debug print!");   
-       ret = 25;
-   }
-#endif
-   buf[ret] = '\0';   
-   /* Format is ascii - needs to be converted to wchar_t for printing */   
-   wide_str_len = MultiByteToWideChar(CP_ACP, 0, (const char *) buf, -1, NULL, 0);   
-   wide_format = (wchar_t *) malloc((wide_str_len+1) * sizeof(wchar_t));   
-   if (wide_format) {   
-      MultiByteToWideChar(CP_ACP, 0, (const char *) buf, -1,   
-            wide_format, wide_str_len);   
-      NKDbgPrintfW(wide_format, wide_format);   
-      free(wide_format);   
-   } 
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
-   /* TODO */
-#else /* !PIPE_SUBSYSTEM_WINDOWS */
-   fflush(stdout);
-   vfprintf(stderr, format, ap);
-#endif
 }
 
 
@@ -169,108 +74,12 @@ void debug_print_blob( const char *name,
 #endif
 
 
-#ifndef debug_break
-void debug_break(void) 
-{
-#if defined(PIPE_SUBSYSTEM_WINDOWS_USER)
-   DebugBreak();
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
-   EngDebugBreak();
-#else
-   abort();
-#endif
-}
-#endif
-
-
-#ifdef PIPE_SUBSYSTEM_WINDOWS_DISPLAY
-static const char *
-find(const char *start, const char *end, char c) 
-{
-   const char *p;
-   for(p = start; !end || p != end; ++p) {
-      if(*p == c)
-	 return p;
-      if(*p < 32)
-	 break;
-   }
-   return NULL;
-}
-
-static int 
-compare(const char *start, const char *end, const char *s)
-{
-   const char *p, *q;
-   for(p = start, q = s; p != end && *q != '\0'; ++p, ++q) {
-      if(*p != *q)
-	 return 0;
-   }
-   return p == end && *q == '\0';
-}
-
-static void 
-copy(char *dst, const char *start, const char *end, size_t n) 
-{
-   const char *p;
-   char *q;
-   for(p = start, q = dst, n = n - 1; p != end && n; ++p, ++q, --n)
-      *q = *p;
-   *q = '\0';
-}
-#endif
-
-
-static INLINE const char *
-_debug_get_option(const char *name)
-{
-#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
-   /* EngMapFile creates the file if it does not exists, so it must either be
-    * disabled on release versions (or put in a less conspicuous place). */
-#ifdef DEBUG
-   const char *result = NULL;
-   ULONG_PTR iFile = 0;
-   const void *pMap = NULL;
-   const char *sol, *eol, *sep;
-   static char output[1024];
-   
-   pMap = EngMapFile(L"\\??\\c:\\gallium.cfg", 0, &iFile);
-   if(pMap) {
-      sol = (const char *)pMap;
-      while(1) {
-	 /* TODO: handle LF line endings */
-	 eol = find(sol, NULL, '\r');
-	 if(!eol || eol == sol)
-	    break;
-	 sep = find(sol, eol, '=');
-	 if(!sep)
-	    break;
-	 if(compare(sol, sep, name)) {
-	    copy(output, sep + 1, eol, sizeof(output));
-	    result = output;
-	    break;
-	 }
-	 sol = eol + 2;
-      }
-      EngUnmapFile(iFile);
-   }
-   return result;
-#else
-   return NULL;
-#endif
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_CE) || defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT) 
-   /* TODO: implement */
-   return NULL;
-#else
-   return getenv(name);
-#endif
-}
-
 const char *
 debug_get_option(const char *name, const char *dfault)
 {
    const char *result;
 
-   result = _debug_get_option(name);
+   result = os_get_option(name);
    if(!result)
       result = dfault;
       
@@ -282,7 +91,7 @@ debug_get_option(const char *name, const char *dfault)
 boolean
 debug_get_bool_option(const char *name, boolean dfault)
 {
-   const char *str = _debug_get_option(name);
+   const char *str = os_get_option(name);
    boolean result;
    
    if(str == NULL)
@@ -312,7 +121,7 @@ debug_get_num_option(const char *name, long dfault)
    long result;
    const char *str;
    
-   str = _debug_get_option(name);
+   str = os_get_option(name);
    if(!str)
       result = dfault;
    else {
@@ -348,7 +157,7 @@ debug_get_flags_option(const char *name,
    unsigned long result;
    const char *str;
    
-   str = _debug_get_option(name);
+   str = os_get_option(name);
    if(!str)
       result = dfault;
    else if (!util_strcmp(str, "help")) {
@@ -389,7 +198,7 @@ void _debug_assert_fail(const char *expr,
 #else
    if (debug_get_bool_option("GALLIUM_ABORT_ON_ASSERT", TRUE))
 #endif
-      debug_break();
+      os_abort();
    else
       _debug_printf("continuing...\n");
 }
diff --git a/src/gallium/auxiliary/util/u_debug.h b/src/gallium/auxiliary/util/u_debug.h
index c9cd56f305..eadc08fe2a 100644
--- a/src/gallium/auxiliary/util/u_debug.h
+++ b/src/gallium/auxiliary/util/u_debug.h
@@ -39,7 +39,7 @@
 #define U_DEBUG_H_
 
 
-#include "pipe/p_compiler.h"
+#include "os/os_misc.h"
 
 
 #ifdef	__cplusplus
@@ -47,17 +47,6 @@ extern "C" {
 #endif
 
 
-#if defined(DBG) || defined(DEBUG)
-#ifndef DEBUG
-#define DEBUG 1
-#endif
-#else
-#ifndef NDEBUG
-#define NDEBUG 1
-#endif
-#endif
-
-   
 #if defined(__GNUC__)
 #define _util_printf_format(fmt, list) __attribute__ ((format (printf, fmt, list)))
 #else
@@ -148,13 +137,7 @@ void debug_print_format(const char *msg, unsigned fmt );
  * Hard-coded breakpoint.
  */
 #ifdef DEBUG
-#if (defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64)) && defined(PIPE_CC_GCC)
-#define debug_break() __asm("int3")
-#elif defined(PIPE_CC_MSVC)
-#define debug_break()  __debugbreak()
-#else
-void debug_break(void);
-#endif
+#define debug_break() os_break()
 #else /* !DEBUG */
 #define debug_break() ((void)0)
 #endif /* !DEBUG */
@@ -321,22 +304,6 @@ debug_get_flags_option(const char *name,
                        unsigned long dfault);
 
 
-void *
-debug_malloc(const char *file, unsigned line, const char *function,
-             size_t size);
-
-void
-debug_free(const char *file, unsigned line, const char *function,
-           void *ptr);
-
-void *
-debug_calloc(const char *file, unsigned line, const char *function,
-             size_t count, size_t size );
-
-void *
-debug_realloc(const char *file, unsigned line, const char *function,
-              void *old_ptr, size_t old_size, size_t new_size );
-
 unsigned long
 debug_memory_begin(void);
 
diff --git a/src/gallium/auxiliary/util/u_debug_memory.c b/src/gallium/auxiliary/util/u_debug_memory.c
index d6484f4ad5..f1baa62f89 100644
--- a/src/gallium/auxiliary/util/u_debug_memory.c
+++ b/src/gallium/auxiliary/util/u_debug_memory.c
@@ -34,15 +34,10 @@
 
 #include "pipe/p_config.h" 
 
-#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
-#include <windows.h>
-#include <winddi.h>
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
-#include <wdm.h>
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#endif
+#define DEBUG_MEMORY_IMPLEMENTATION
+
+#include "os/os_memory.h"
+#include "os/os_memory_debug.h"
 
 #include "util/u_debug.h" 
 #include "util/u_debug_stack.h" 
@@ -53,18 +48,6 @@
 #define DEBUG_MEMORY_STACK 0 /* XXX: disabled until we have symbol lookup */
 
 
-#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) && !defined(WINCE)
-#define real_malloc(_size) EngAllocMem(0, _size, 'D3AG')
-#define real_free(_ptr) EngFreeMem(_ptr)
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
-#define real_malloc(_size) ExAllocatePool(0, _size)
-#define real_free(_ptr) ExFreePool(_ptr)
-#else
-#define real_malloc(_size) malloc(_size)
-#define real_free(_ptr) free(_ptr)
-#endif
-
-
 struct debug_memory_header 
 {
    struct list_head head;
@@ -127,7 +110,7 @@ debug_malloc(const char *file, unsigned line, const char *function,
    struct debug_memory_header *hdr;
    struct debug_memory_footer *ftr;
    
-   hdr = real_malloc(sizeof(*hdr) + size + sizeof(*ftr));
+   hdr = os_malloc(sizeof(*hdr) + size + sizeof(*ftr));
    if(!hdr) {
       debug_printf("%s:%u:%s: out of memory when trying to allocate %lu bytes\n",
                    file, line, function,
@@ -185,7 +168,7 @@ debug_free(const char *file, unsigned line, const char *function,
    hdr->magic = 0;
    ftr->magic = 0;
    
-   real_free(hdr);
+   os_free(hdr);
 }
 
 void *
@@ -232,7 +215,7 @@ debug_realloc(const char *file, unsigned line, const char *function,
    }
 
    /* alloc new */
-   new_hdr = real_malloc(sizeof(*new_hdr) + new_size + sizeof(*new_ftr));
+   new_hdr = os_malloc(sizeof(*new_hdr) + new_size + sizeof(*new_ftr));
    if(!new_hdr) {
       debug_printf("%s:%u:%s: out of memory when trying to allocate %lu bytes\n",
                    file, line, function,
@@ -258,7 +241,7 @@ debug_realloc(const char *file, unsigned line, const char *function,
    /* free old */
    old_hdr->magic = 0;
    old_ftr->magic = 0;
-   real_free(old_hdr);
+   os_free(old_hdr);
 
    return new_ptr;
 }
diff --git a/src/gallium/auxiliary/util/u_memory.h b/src/gallium/auxiliary/util/u_memory.h
index c3f8c91833..a2fc597356 100644
--- a/src/gallium/auxiliary/util/u_memory.h
+++ b/src/gallium/auxiliary/util/u_memory.h
@@ -26,7 +26,7 @@
  **************************************************************************/
 
 
-/**
+/*
  * Memory functions
  */
 
@@ -37,6 +37,7 @@
 
 #include "util/u_pointer.h"
 #include "util/u_debug.h"
+#include "os/os_memory.h"
 
 
 #ifdef __cplusplus
@@ -44,114 +45,13 @@ extern "C" {
 #endif
 
 
-/* Define ENOMEM for WINCE */ 
-#if (_WIN32_WCE < 600)
-#ifndef ENOMEM
-#define ENOMEM 12
-#endif
-#endif
-
-
-#if defined(PIPE_OS_WINDOWS) && defined(DEBUG) 
-
-/* memory debugging */
-
-#include "util/u_debug.h"
-
-#define MALLOC( _size ) \
-   debug_malloc( __FILE__, __LINE__, __FUNCTION__, _size )
-#define CALLOC( _count, _size ) \
-   debug_calloc(__FILE__, __LINE__, __FUNCTION__, _count, _size )
-#define FREE( _ptr ) \
-   debug_free( __FILE__, __LINE__, __FUNCTION__,  _ptr )
-#define REALLOC( _ptr, _old_size, _size ) \
-   debug_realloc( __FILE__, __LINE__, __FUNCTION__,  _ptr, _old_size, _size )
-
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
-
-void * __stdcall
-EngAllocMem(
-    unsigned long Flags,
-    unsigned long MemSize,
-    unsigned long Tag );
-
-void __stdcall
-EngFreeMem(
-    void *Mem );
-
-#define MALLOC( _size ) EngAllocMem( 0, _size, 'D3AG' )
-#define _FREE( _ptr ) EngFreeMem( _ptr )
-
-#elif defined(PIPE_SUBSYSTEM_WINDOWS_MINIPORT)
-
-void *
-ExAllocatePool(
-    unsigned long PoolType, 
-    size_t NumberOfBytes);
-
-void 
-ExFreePool(void *P);
-
-#define MALLOC(_size) ExAllocatePool(0, _size)
-#define _FREE(_ptr) ExFreePool(_ptr)
-
-#else
-
-#define MALLOC( SIZE )  malloc( SIZE )
-#define CALLOC( COUNT, SIZE )   calloc( COUNT, SIZE )
-#define FREE( PTR )  free( PTR )
-
-static INLINE void *
-_REALLOC( void *old_ptr, unsigned old_size, unsigned new_size )
-{
-   (void) old_size;
-   return realloc(old_ptr, new_size);
-}
-#define REALLOC( a, b, c ) _REALLOC( a, b, c )
-#endif
-
-
-#ifndef CALLOC
-static INLINE void *
-CALLOC( unsigned count, unsigned size )
-{
-   void *ptr = MALLOC( count * size );
-   if( ptr ) {
-      memset( ptr, 0, count * size );
-   }
-   return ptr;
-}
-#endif /* !CALLOC */
+#define MALLOC(_size)  os_malloc(_size)
 
-#ifndef FREE
-static INLINE void
-FREE( void *ptr )
-{
-   if( ptr ) {
-      _FREE( ptr );
-   }
-}
-#endif /* !FREE */
+#define CALLOC(_count, _size) os_calloc(_count, _size)
 
-#ifndef REALLOC
-static INLINE void *
-REALLOC( void *old_ptr, unsigned old_size, unsigned new_size )
-{
-   void *new_ptr = NULL;
-
-   if (new_size != 0) {
-      unsigned copy_size = old_size < new_size ? old_size : new_size;
-      new_ptr = MALLOC( new_size );
-      if (new_ptr && old_ptr && copy_size) {
-         memcpy( new_ptr, old_ptr, copy_size );
-      }
-   }
-
-   FREE( old_ptr );
-   return new_ptr;
-}
-#endif /* !REALLOC */
+#define FREE(_ptr ) os_free(_ptr)
 
+#define REALLOC(_ptr, _old_size, _size) os_realloc(_ptr, _old_size, _size)
 
 #define MALLOC_STRUCT(T)   (struct T *) MALLOC(sizeof(struct T))
 
@@ -160,50 +60,8 @@ REALLOC( void *old_ptr, unsigned old_size, unsigned new_size )
 #define CALLOC_VARIANT_LENGTH_STRUCT(T,more_size)   ((struct T *) CALLOC(1, sizeof(struct T) + more_size))
 
 
-/**
- * Return memory on given byte alignment
- */
-static INLINE void *
-align_malloc(size_t bytes, uint alignment)
-{
-#if defined(HAVE_POSIX_MEMALIGN)
-   void *mem;
-   alignment = (alignment + (uint)sizeof(void*) - 1) & ~((uint)sizeof(void*) - 1);
-   if(posix_memalign(& mem, alignment, bytes) != 0)
-      return NULL;
-   return mem;
-#else
-   char *ptr, *buf;
-
-   assert( alignment > 0 );
-
-   ptr = (char *) MALLOC(bytes + alignment + sizeof(void *));
-   if (!ptr)
-      return NULL;
-
-   buf = (char *) align_pointer( ptr + sizeof(void *), alignment );
-   *(char **)(buf - sizeof(void *)) = ptr;
-
-   return buf;
-#endif /* defined(HAVE_POSIX_MEMALIGN) */
-}
-
-/**
- * Free memory returned by align_malloc().
- */
-static INLINE void
-align_free(void *ptr)
-{
-#if defined(HAVE_POSIX_MEMALIGN)
-   FREE(ptr);
-#else
-   if (ptr) {
-      void **cubbyHole = (void **) ((char *) ptr - sizeof(void *));
-      void *realAddr = *cubbyHole;
-      FREE(realAddr);
-   }
-#endif /* defined(HAVE_POSIX_MEMALIGN) */
-}
+#define align_malloc(_size, _alignment) os_malloc_aligned(_size, _alignment)
+#define align_free(_ptr) os_free_aligned(_ptr)
 
 
 /**