rename WORDS_BIGENDIAN to HOST_WORDS_BIGENDIAN

Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

36 files changed, 82 insertions, 82 deletions

diff --git a/Makefile.target b/Makefile.target
index 687648c0b8..560cc0cbbf 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -234,7 +234,7 @@ LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH).ld
 endif
 
 ifeq ($(ARCH),mips)
-ifeq ($(WORDS_BIGENDIAN),yes)
+ifeq ($(HOST_WORDS_BIGENDIAN),y)
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH).ld
 else
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH)el.ld
@@ -242,7 +242,7 @@ endif
 endif
 
 ifeq ($(ARCH),mips64)
-ifeq ($(WORDS_BIGENDIAN),yes)
+ifeq ($(HOST_WORDS_BIGENDIAN),y)
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH).ld
 else
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH)el.ld
@@ -377,7 +377,7 @@ LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH).ld
 endif
 
 ifeq ($(ARCH),mips)
-ifeq ($(WORDS_BIGENDIAN),yes)
+ifeq ($(HOST_WORDS_BIGENDIAN),y)
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH).ld
 else
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH)el.ld
@@ -385,7 +385,7 @@ endif
 endif
 
 ifeq ($(ARCH),mips64)
-ifeq ($(WORDS_BIGENDIAN),yes)
+ifeq ($(HOST_WORDS_BIGENDIAN),y)
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH).ld
 else
 LDFLAGS+=-Wl,-T,$(SRC_PATH)/$(ARCH)el.ld
diff --git a/audio/audio.h b/audio/audio.h
index 3fb2c8bbec..fda2af3424 100644
--- a/audio/audio.h
+++ b/audio/audio.h
@@ -38,7 +38,7 @@ typedef enum {
     AUD_FMT_S32
 } audfmt_e;
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define AUDIO_HOST_ENDIANNESS 1
 #else
 #define AUDIO_HOST_ENDIANNESS 0
diff --git a/bswap.h b/bswap.h
index 06de5445eb..4558704290 100644
--- a/bswap.h
+++ b/bswap.h
@@ -81,7 +81,7 @@ static inline void bswap64s(uint64_t *s)
     *s = bswap64(*s);
 }
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define be_bswap(v, size) (v)
 #define le_bswap(v, size) bswap ## size(v)
 #define be_bswaps(v, size)
@@ -203,7 +203,7 @@ static inline void cpu_to_be32wu(uint32_t *p, uint32_t v)
 
 #endif
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define cpu_to_32wu cpu_to_be32wu
 #else
 #define cpu_to_32wu cpu_to_le32wu
diff --git a/configure b/configure
index e6fba39ced..a3e5438315 100755
--- a/configure
+++ b/configure
@@ -1528,8 +1528,8 @@ if test "$strip_opt" = "yes" ; then
   echo "STRIP_OPT=-s" >> $config_host_mak
 fi
 if test "$bigendian" = "yes" ; then
-  echo "WORDS_BIGENDIAN=yes" >> $config_host_mak
-  echo "#define WORDS_BIGENDIAN 1" >> $config_host_h
+  echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
+  echo "#define HOST_WORDS_BIGENDIAN 1" >> $config_host_h
 fi
 echo "#define HOST_LONG_BITS $hostlongbits" >> $config_host_h
 if test "$mingw32" = "yes" ; then
diff --git a/console.c b/console.c
index 52e3e57b88..d55e0fdc0a 100644
--- a/console.c
+++ b/console.c
@@ -307,7 +307,7 @@ static void vga_bitblt(DisplayState *ds, int xs, int ys, int xd, int yd, int w,
 		(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >>  8) | \
 		(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define PAT(x) x
 #else
 #define PAT(x) cbswap_32(x)
@@ -1559,7 +1559,7 @@ DisplaySurface* defaultallocator_create_displaysurface(int width, int height)
     surface->height = height;
     surface->linesize = width * 4;
     surface->pf = qemu_default_pixelformat(32);
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
 #else
     surface->flags = QEMU_ALLOCATED_FLAG;
@@ -1580,7 +1580,7 @@ DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
         surface->data = (uint8_t*) qemu_realloc(surface->data, surface->linesize * surface->height);
     else
         surface->data = (uint8_t*) qemu_malloc(surface->linesize * surface->height);
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
 #else
     surface->flags = QEMU_ALLOCATED_FLAG;
@@ -1598,7 +1598,7 @@ DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp,
     surface->height = height;
     surface->linesize = linesize;
     surface->pf = qemu_default_pixelformat(bpp);
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     surface->flags = QEMU_BIG_ENDIAN_FLAG;
 #endif
     surface->data = data;
diff --git a/cpu-all.h b/cpu-all.h
index 96b25fca80..26bf492868 100644
--- a/cpu-all.h
+++ b/cpu-all.h
@@ -27,7 +27,7 @@
  * WORDS_ALIGNED : if defined, the host cpu can only make word aligned
  * memory accesses.
  *
- * WORDS_BIGENDIAN : if defined, the host cpu is big endian and
+ * HOST_WORDS_BIGENDIAN : if defined, the host cpu is big endian and
  * otherwise little endian.
  *
  * (TARGET_WORDS_ALIGNED : same for target cpu (not supported yet))
@@ -37,7 +37,7 @@
 
 #include "softfloat.h"
 
-#if defined(WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
 #define BSWAP_NEEDED
 #endif
 
@@ -123,7 +123,7 @@ typedef union {
    endian ! */
 typedef union {
     float64 d;
-#if defined(WORDS_BIGENDIAN) \
+#if defined(HOST_WORDS_BIGENDIAN) \
     || (defined(__arm__) && !defined(__VFP_FP__) && !defined(CONFIG_SOFTFLOAT))
     struct {
         uint32_t upper;
@@ -141,7 +141,7 @@ typedef union {
 #ifdef TARGET_SPARC
 typedef union {
     float128 q;
-#if defined(WORDS_BIGENDIAN) \
+#if defined(HOST_WORDS_BIGENDIAN) \
     || (defined(__arm__) && !defined(__VFP_FP__) && !defined(CONFIG_SOFTFLOAT))
     struct {
         uint32_t upmost;
@@ -221,7 +221,7 @@ static inline void stb_p(void *ptr, int v)
 /* NOTE: on arm, putting 2 in /proc/sys/debug/alignment so that the
    kernel handles unaligned load/stores may give better results, but
    it is a system wide setting : bad */
-#if defined(WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
+#if defined(HOST_WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
 
 /* conservative code for little endian unaligned accesses */
 static inline int lduw_le_p(const void *ptr)
@@ -398,7 +398,7 @@ static inline void stfq_le_p(void *ptr, float64 v)
 }
 #endif
 
-#if !defined(WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
+#if !defined(HOST_WORDS_BIGENDIAN) || defined(WORDS_ALIGNED)
 
 static inline int lduw_be_p(const void *ptr)
 {
diff --git a/cpu-defs.h b/cpu-defs.h
index d73ec0ab35..5b80b1b360 100644
--- a/cpu-defs.h
+++ b/cpu-defs.h
@@ -106,7 +106,7 @@ typedef struct CPUTLBEntry {
                    sizeof(target_phys_addr_t))];
 } CPUTLBEntry;
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 typedef struct icount_decr_u16 {
     uint16_t high;
     uint16_t low;
diff --git a/disas.c b/disas.c
index af5a9ea141..ce342bc8ee 100644
--- a/disas.c
+++ b/disas.c
@@ -246,7 +246,7 @@ void disas(FILE *out, void *code, unsigned long size)
     disasm_info.buffer_vma = (unsigned long)code;
     disasm_info.buffer_length = size;
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     disasm_info.endian = BFD_ENDIAN_BIG;
 #else
     disasm_info.endian = BFD_ENDIAN_LITTLE;
diff --git a/fpu/softfloat.h b/fpu/softfloat.h
index f262150883..bebfefd057 100644
--- a/fpu/softfloat.h
+++ b/fpu/softfloat.h
@@ -146,7 +146,7 @@ typedef struct {
 #endif
 #ifdef FLOAT128
 typedef struct {
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     uint64_t high, low;
 #else
     uint64_t low, high;
diff --git a/hw/blizzard_template.h b/hw/blizzard_template.h
index 0ef27d1c4d..42f4e90b04 100644
--- a/hw/blizzard_template.h
+++ b/hw/blizzard_template.h
@@ -41,7 +41,7 @@
 # error unknown bit depth
 #endif
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 # define SWAP_WORDS	1
 #endif
 
diff --git a/hw/bt-hci.c b/hw/bt-hci.c
index 6a7909406c..d510d81180 100644
--- a/hw/bt-hci.c
+++ b/hw/bt-hci.c
@@ -419,7 +419,7 @@ static void bt_submit_raw_acl(struct bt_piconet_s *net, int length, uint8_t *dat
  * be continuously allocated.  We do it though, to preserve similar
  * behaviour between hosts.  Some things, like the BD_ADDR cannot be
  * preserved though (for example if a real hci is used).  */
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 # define HNDL(raw)	bswap16(raw)
 #else
 # define HNDL(raw)	(raw)
diff --git a/hw/gus.c b/hw/gus.c
index 8915d43467..5e73c5a01a 100644
--- a/hw/gus.c
+++ b/hw/gus.c
@@ -35,7 +35,7 @@
 #define ldebug(...)
 #endif
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define GUS_ENDIANNESS 1
 #else
 #define GUS_ENDIANNESS 0
diff --git a/hw/omap_lcd_template.h b/hw/omap_lcd_template.h
index 0590e45010..2fb96f83ae 100644
--- a/hw/omap_lcd_template.h
+++ b/hw/omap_lcd_template.h
@@ -152,7 +152,7 @@ static void glue(draw_line12_, DEPTH)(void *opaque,
 static void glue(draw_line16_, DEPTH)(void *opaque,
                 uint8_t *d, const uint8_t *s, int width, int deststep)
 {
-#if DEPTH == 16 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
+#if DEPTH == 16 && defined(HOST_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
     memcpy(d, s, width * 2);
 #else
     uint16_t v;
diff --git a/hw/pl110_template.h b/hw/pl110_template.h
index d7ff8bc61c..b3c9077dcc 100644
--- a/hw/pl110_template.h
+++ b/hw/pl110_template.h
@@ -95,18 +95,18 @@ static drawfn glue(pl110_draw_fn_,BITS)[36] =
 
 #if ORDER == 0
 #define NAME glue(glue(lblp_, BORDER), BITS)
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define SWAP_WORDS 1
 #endif
 #elif ORDER == 1
 #define NAME glue(glue(bbbp_, BORDER), BITS)
-#ifndef WORDS_BIGENDIAN
+#ifndef HOST_WORDS_BIGENDIAN
 #define SWAP_WORDS 1
 #endif
 #else
 #define SWAP_PIXELS 1
 #define NAME glue(glue(lbbp_, BORDER), BITS)
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define SWAP_WORDS 1
 #endif
 #endif
diff --git a/hw/pxa2xx_template.h b/hw/pxa2xx_template.h
index 35312ec296..40f4e4d219 100644
--- a/hw/pxa2xx_template.h
+++ b/hw/pxa2xx_template.h
@@ -23,7 +23,7 @@
 # error unknown bit depth
 #endif
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 # define SWAP_WORDS	1
 #endif
 
diff --git a/hw/vga.c b/hw/vga.c
index 91a6852f25..c2e08b947a 100644
--- a/hw/vga.c
+++ b/hw/vga.c
@@ -74,19 +74,19 @@ const uint8_t gr_mask[16] = {
 		(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >>  8) | \
 		(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define PAT(x) cbswap_32(x)
 #else
 #define PAT(x) (x)
 #endif
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define BIG 1
 #else
 #define BIG 0
 #endif
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define GET_PLANE(data, p) (((data) >> (24 - (p) * 8)) & 0xff)
 #else
 #define GET_PLANE(data, p) (((data) >> ((p) * 8)) & 0xff)
@@ -113,7 +113,7 @@ static const uint32_t mask16[16] = {
 
 #undef PAT
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define PAT(x) (x)
 #else
 #define PAT(x) cbswap_32(x)
@@ -1369,7 +1369,7 @@ static void vga_draw_text(VGAState *s, int full_update)
                 if (cx > cx_max)
                     cx_max = cx;
                 *ch_attr_ptr = ch_attr;
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
                 ch = ch_attr >> 8;
                 cattr = ch_attr & 0xff;
 #else
@@ -1632,7 +1632,7 @@ static void vga_draw_graphic(VGAState *s, int full_update)
         disp_width != s->last_width ||
         height != s->last_height ||
         s->last_depth != depth) {
-#if defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
         if (depth == 16 || depth == 32) {
 #else
         if (depth == 32) {
@@ -1641,7 +1641,7 @@ static void vga_draw_graphic(VGAState *s, int full_update)
             s->ds->surface = qemu_create_displaysurface_from(disp_width, height, depth,
                     s->line_offset,
                     s->vram_ptr + (s->start_addr * 4));
-#if defined(WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
             s->ds->surface->pf = qemu_different_endianness_pixelformat(depth);
 #endif
             dpy_resize(s->ds);
diff --git a/hw/vga_template.h b/hw/vga_template.h
index 0bc2e8020c..8f32a77b6a 100644
--- a/hw/vga_template.h
+++ b/hw/vga_template.h
@@ -417,7 +417,7 @@ void glue(vga_draw_cursor_line_, DEPTH)(uint8_t *d1,
 static void glue(vga_draw_line15_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
                                           const uint8_t *s, int width)
 {
-#if DEPTH == 15 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
+#if DEPTH == 15 && defined(HOST_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
     memcpy(d, s, width * 2);
 #else
     int w;
@@ -442,7 +442,7 @@ static void glue(vga_draw_line15_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
 static void glue(vga_draw_line16_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
                                           const uint8_t *s, int width)
 {
-#if DEPTH == 16 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
+#if DEPTH == 16 && defined(HOST_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
     memcpy(d, s, width * 2);
 #else
     int w;
@@ -493,7 +493,7 @@ static void glue(vga_draw_line24_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
 static void glue(vga_draw_line32_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
                                           const uint8_t *s, int width)
 {
-#if DEPTH == 32 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) && !defined(BGR_FORMAT)
+#if DEPTH == 32 && defined(HOST_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) && !defined(BGR_FORMAT)
     memcpy(d, s, width * 4);
 #else
     int w;
diff --git a/linux-user/arm/nwfpe/double_cpdo.c b/linux-user/arm/nwfpe/double_cpdo.c
index b5320c82a3..655a83d0b7 100644
--- a/linux-user/arm/nwfpe/double_cpdo.c
+++ b/linux-user/arm/nwfpe/double_cpdo.c
@@ -150,7 +150,7 @@ unsigned int DoubleCPDO(const unsigned int opcode)
       case MNF_CODE:
       {
          unsigned int *p = (unsigned int*)&rFm;
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
          p[0] ^= 0x80000000;
 #else
          p[1] ^= 0x80000000;
@@ -162,7 +162,7 @@ unsigned int DoubleCPDO(const unsigned int opcode)
       case ABS_CODE:
       {
          unsigned int *p = (unsigned int*)&rFm;
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
          p[0] &= 0x7fffffff;
 #else
          p[1] &= 0x7fffffff;
diff --git a/linux-user/arm/nwfpe/fpa11_cpdt.c b/linux-user/arm/nwfpe/fpa11_cpdt.c
index 76c6dcff39..1c40954023 100644
--- a/linux-user/arm/nwfpe/fpa11_cpdt.c
+++ b/linux-user/arm/nwfpe/fpa11_cpdt.c
@@ -44,7 +44,7 @@ void loadDouble(const unsigned int Fn, target_ulong addr)
    unsigned int *p;
    p = (unsigned int*)&fpa11->fpreg[Fn].fDouble;
    fpa11->fType[Fn] = typeDouble;
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
    /* FIXME - handle failure of get_user() */
    get_user_u32(p[0], addr); /* sign & exponent */
    get_user_u32(p[1], addr + 4);
@@ -147,7 +147,7 @@ void storeDouble(const unsigned int Fn, target_ulong addr)
       default: val = fpa11->fpreg[Fn].fDouble;
    }
    /* FIXME - handle put_user() failures */
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
    put_user_u32(p[0], addr);	/* msw */
    put_user_u32(p[1], addr + 4);	/* lsw */
 #else
diff --git a/loader.c b/loader.c
index b5c5914c2f..0cbcf9c6a3 100644
--- a/loader.c
+++ b/loader.c
@@ -324,7 +324,7 @@ int load_elf(const char *filename, int64_t address_offset,
         e_ident[2] != ELFMAG2 ||
         e_ident[3] != ELFMAG3)
         goto fail;
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     data_order = ELFDATA2MSB;
 #else
     data_order = ELFDATA2LSB;
@@ -358,7 +358,7 @@ int load_elf(const char *filename, int64_t address_offset,
 
 static void bswap_uboot_header(uboot_image_header_t *hdr)
 {
-#ifndef WORDS_BIGENDIAN
+#ifndef HOST_WORDS_BIGENDIAN
     bswap32s(&hdr->ih_magic);
     bswap32s(&hdr->ih_hcrc);
     bswap32s(&hdr->ih_time);
diff --git a/sdl.c b/sdl.c
index 6d88cd5255..50a4a016d3 100644
--- a/sdl.c
+++ b/sdl.c
@@ -185,7 +185,7 @@ static DisplaySurface* sdl_create_displaysurface(int width, int height)
             surface->linesize = width * host_format.BytesPerPixel;
             surface->pf = sdl_to_qemu_pixelformat(&host_format);
         }
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
         surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
 #else
         surface->flags = QEMU_ALLOCATED_FLAG;
@@ -204,7 +204,7 @@ static DisplaySurface* sdl_create_displaysurface(int width, int height)
     surface->linesize = real_screen->pitch;
     surface->data = real_screen->pixels;
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     surface->flags = QEMU_REALPIXELS_FLAG | QEMU_BIG_ENDIAN_FLAG;
 #else
     surface->flags = QEMU_REALPIXELS_FLAG;
diff --git a/slirp/ip.h b/slirp/ip.h
index 574fc019ae..5074e33129 100644
--- a/slirp/ip.h
+++ b/slirp/ip.h
@@ -33,7 +33,7 @@
 #ifndef _IP_H_
 #define _IP_H_
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 # ifndef NTOHL
 #  define NTOHL(d)
 # endif
@@ -73,7 +73,7 @@ typedef u_int32_t n_long;                 /* long as received from the net */
  * Structure of an internet header, naked of options.
  */
 struct ip {
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 	u_int ip_v:4,			/* version */
 		ip_hl:4;		/* header length */
 #else
@@ -139,7 +139,7 @@ struct	ip_timestamp {
 	u_int8_t	ipt_code;		/* IPOPT_TS */
 	u_int8_t	ipt_len;		/* size of structure (variable) */
 	u_int8_t	ipt_ptr;		/* index of current entry */
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 	u_int	ipt_oflw:4,		/* overflow counter */
 		ipt_flg:4;		/* flags, see below */
 #else
diff --git a/slirp/slirp_config.h b/slirp/slirp_config.h
index e977e77f8d..a40248eb72 100644
--- a/slirp/slirp_config.h
+++ b/slirp/slirp_config.h
@@ -83,7 +83,7 @@
 #undef HAVE_SYS_BITYPES_H
 
 /* Define if the machine is big endian */
-//#undef WORDS_BIGENDIAN
+//#undef HOST_WORDS_BIGENDIAN
 
 /* Define if your sprintf returns char * instead of int */
 #undef BAD_SPRINTF
diff --git a/slirp/tcp.h b/slirp/tcp.h
index c65ed43423..c7e3457b7a 100644
--- a/slirp/tcp.h
+++ b/slirp/tcp.h
@@ -50,7 +50,7 @@ struct tcphdr {
 	u_int16_t	th_dport;		/* destination port */
 	tcp_seq	th_seq;			/* sequence number */
 	tcp_seq	th_ack;			/* acknowledgement number */
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 	u_int	th_off:4,		/* data offset */
 		th_x2:4;		/* (unused) */
 #else
diff --git a/target-arm/neon_helper.c b/target-arm/neon_helper.c
index 35fbaf5304..f32ecd6e29 100644
--- a/target-arm/neon_helper.c
+++ b/target-arm/neon_helper.c
@@ -49,7 +49,7 @@ typedef struct \
 { \
     type v1; \
 } neon_##name;
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define NEON_TYPE2(name, type) \
 typedef struct \
 { \
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 08200edafd..6a96e93298 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -528,7 +528,7 @@ typedef union {
     uint64_t q;
 } MMXReg;
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define XMM_B(n) _b[15 - (n)]
 #define XMM_W(n) _w[7 - (n)]
 #define XMM_L(n) _l[3 - (n)]
diff --git a/target-i386/exec.h b/target-i386/exec.h
index 3e998d24fc..c59c4e872b 100644
--- a/target-i386/exec.h
+++ b/target-i386/exec.h
@@ -155,7 +155,7 @@ typedef union {
 /* NOTE: arm is horrible as double 32 bit words are stored in big endian ! */
 typedef union {
     double d;
-#if !defined(WORDS_BIGENDIAN) && !defined(__arm__)
+#if !defined(HOST_WORDS_BIGENDIAN) && !defined(__arm__)
     struct {
         uint32_t lower;
         int32_t upper;
diff --git a/target-i386/translate.c b/target-i386/translate.c
index 380009e390..ff93985754 100644
--- a/target-i386/translate.c
+++ b/target-i386/translate.c
@@ -255,7 +255,7 @@ static inline void gen_op_andl_A0_ffff(void)
 
 #endif /* !TARGET_X86_64 */
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define REG_B_OFFSET (sizeof(target_ulong) - 1)
 #define REG_H_OFFSET (sizeof(target_ulong) - 2)
 #define REG_W_OFFSET (sizeof(target_ulong) - 2)
@@ -7151,7 +7151,7 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
             break;
         case 4: /* smsw */
             gen_svm_check_intercept(s, pc_start, SVM_EXIT_READ_CR0);
-#if defined TARGET_X86_64 && defined WORDS_BIGENDIAN
+#if defined TARGET_X86_64 && defined HOST_WORDS_BIGENDIAN
             tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,cr[0]) + 4);
 #else
             tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,cr[0]));
diff --git a/target-mips/cpu.h b/target-mips/cpu.h
index 5115cd6fcf..789176b7a0 100644
--- a/target-mips/cpu.h
+++ b/target-mips/cpu.h
@@ -62,7 +62,7 @@ union fpr_t {
 /* define FP_ENDIAN_IDX to access the same location
  * in the fpr_t union regardless of the host endianess
  */
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #  define FP_ENDIAN_IDX 1
 #else
 #  define FP_ENDIAN_IDX 0
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index c352aa71bd..ad6d8ee9b2 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -1921,7 +1921,7 @@ target_ulong helper_dlmzb (target_ulong high, target_ulong low, uint32_t update_
 
 /*****************************************************************************/
 /* Altivec extension helpers */
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define HI_IDX 0
 #define LO_IDX 1
 #else
@@ -1929,7 +1929,7 @@ target_ulong helper_dlmzb (target_ulong high, target_ulong low, uint32_t update_
 #define LO_IDX 0
 #endif
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define VECTOR_FOR_INORDER_I(index, element)            \
     for (index = 0; index < ARRAY_SIZE(r->element); index++)
 #else
@@ -2055,7 +2055,7 @@ STVE(stvewx, stl, bswap32, u32)
 
 void helper_mtvscr (ppc_avr_t *r)
 {
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
     env->vscr = r->u32[3];
 #else
     env->vscr = r->u32[0];
@@ -2422,7 +2422,7 @@ void helper_vmladduhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
         }                                                               \
         *r = result;                                                    \
     }
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define MRGHI 0
 #define MRGLO 1
 #else
@@ -2583,7 +2583,7 @@ void helper_vperm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
     int i;
     VECTOR_FOR_INORDER_I (i, u8) {
         int s = c->u8[i] & 0x1f;
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
         int index = s & 0xf;
 #else
         int index = 15 - (s & 0xf);
@@ -2597,7 +2597,7 @@ void helper_vperm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
     *r = result;
 }
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define PKBIG 1
 #else
 #define PKBIG 0
@@ -2606,7 +2606,7 @@ void helper_vpkpx (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
 {
     int i, j;
     ppc_avr_t result;
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
     const ppc_avr_t *x[2] = { a, b };
 #else
     const ppc_avr_t *x[2] = { b, a };
@@ -2723,7 +2723,7 @@ void helper_vlogefp (ppc_avr_t *r, ppc_avr_t *b)
     }
 }
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define LEFT 0
 #define RIGHT 1
 #else
@@ -2783,7 +2783,7 @@ void helper_vsldoi (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, uint32_t shift)
     int i;
     ppc_avr_t result;
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
     for (i = 0; i < ARRAY_SIZE(r->u8); i++) {
         int index = sh + i;
         if (index > 0xf) {
@@ -2809,7 +2809,7 @@ void helper_vslo (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
 {
   int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf;
 
-#if defined (WORDS_BIGENDIAN)
+#if defined (HOST_WORDS_BIGENDIAN)
   memmove (&r->u8[0], &a->u8[sh], 16-sh);
   memset (&r->u8[16-sh], 0, sh);
 #else
@@ -2820,7 +2820,7 @@ void helper_vslo (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
 
 /* Experimental testing shows that hardware masks the immediate.  */
 #define _SPLAT_MASKED(element) (splat & (ARRAY_SIZE(r->element) - 1))
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define SPLAT_ELEMENT(element) _SPLAT_MASKED(element)
 #else
 #define SPLAT_ELEMENT(element) (ARRAY_SIZE(r->element)-1 - _SPLAT_MASKED(element))
@@ -2877,7 +2877,7 @@ void helper_vsro (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
 {
   int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf;
 
-#if defined (WORDS_BIGENDIAN)
+#if defined (HOST_WORDS_BIGENDIAN)
   memmove (&r->u8[sh], &a->u8[0], 16-sh);
   memset (&r->u8[0], 0, sh);
 #else
@@ -2901,7 +2901,7 @@ void helper_vsumsws (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
     ppc_avr_t result;
     int sat = 0;
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
     upper = ARRAY_SIZE(r->s32)-1;
 #else
     upper = 0;
@@ -2925,7 +2925,7 @@ void helper_vsum2sws (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
     ppc_avr_t result;
     int sat = 0;
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
     upper = 1;
 #else
     upper = 0;
@@ -2997,7 +2997,7 @@ void helper_vsum4ubs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
     }
 }
 
-#if defined(WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN)
 #define UPKHI 1
 #define UPKLO 0
 #else
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index da3d7de8a7..58818c2118 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -120,7 +120,7 @@ void ppc_translate_init(void)
         cpu_reg_names_size -= (i < 10) ? 4 : 5;
 
         snprintf(p, cpu_reg_names_size, "avr%dH", i);
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
         cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0,
                                              offsetof(CPUState, avr[i].u64[0]), p);
 #else
@@ -131,7 +131,7 @@ void ppc_translate_init(void)
         cpu_reg_names_size -= (i < 10) ? 6 : 7;
 
         snprintf(p, cpu_reg_names_size, "avr%dL", i);
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
         cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0,
                                              offsetof(CPUState, avr[i].u64[1]), p);
 #else
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index 3b6e2d5044..1731d12ed6 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -9388,7 +9388,7 @@ static int gdb_set_float_reg(CPUState *env, uint8_t *mem_buf, int n)
 static int gdb_get_avr_reg(CPUState *env, uint8_t *mem_buf, int n)
 {
     if (n < 32) {
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
         stq_p(mem_buf, env->avr[n].u64[0]);
         stq_p(mem_buf+8, env->avr[n].u64[1]);
 #else
@@ -9411,7 +9411,7 @@ static int gdb_get_avr_reg(CPUState *env, uint8_t *mem_buf, int n)
 static int gdb_set_avr_reg(CPUState *env, uint8_t *mem_buf, int n)
 {
     if (n < 32) {
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
         env->avr[n].u64[0] = ldq_p(mem_buf);
         env->avr[n].u64[1] = ldq_p(mem_buf+8);
 #else
diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c
index 9b959fe305..0234e519ec 100644
--- a/target-sparc/op_helper.c
+++ b/target-sparc/op_helper.c
@@ -385,7 +385,7 @@ void helper_faligndata(void)
     *((uint64_t *)&DT0) = tmp;
 }
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
 #define VIS_B64(n) b[7 - (n)]
 #define VIS_W64(n) w[3 - (n)]
 #define VIS_SW64(n) sw[3 - (n)]
diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index 7ef2b898aa..672373d3ea 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -282,7 +282,7 @@ static inline void tcg_out_b(TCGContext *s, int cond, int32_t offset)
 
 static inline void tcg_out_b_noaddr(TCGContext *s, int cond)
 {
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     tcg_out8(s, (cond << 4) | 0x0a);
     s->code_ptr += 3;
 #else
diff --git a/vl.c b/vl.c
index f02b399fb2..bb56644e2f 100644
--- a/vl.c
+++ b/vl.c
@@ -506,7 +506,7 @@ uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
     union {
         uint64_t ll;
         struct {
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
             uint32_t high, low;
 #else
             uint32_t low, high;
diff --git a/vnc.c b/vnc.c
index de0ff872d4..dfcf34c01e 100644
--- a/vnc.c
+++ b/vnc.c
@@ -1656,7 +1656,7 @@ static void pixel_format_message (VncState *vs) {
     vnc_write_u8(vs, vs->ds->surface->pf.bits_per_pixel); /* bits-per-pixel */
     vnc_write_u8(vs, vs->ds->surface->pf.depth); /* depth */
 
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
     vnc_write_u8(vs, 1);             /* big-endian-flag */
 #else
     vnc_write_u8(vs, 0);             /* big-endian-flag */