This is defined only when __lp64__ is defined. That means that ulong is
64 bits long. Therefore we don't need to use a separate u64 type on those
architectures.

Fix up the code to take advantage of that, removing the preprocessor
conditions.

Signed-off-by: Simon Glass <s...@chromium.org>
---

 cmd/mem.c | 117 ++++++++++++++++++------------------------------------
 1 file changed, 38 insertions(+), 79 deletions(-)

diff --git a/cmd/mem.c b/cmd/mem.c
index da02bbce95..9ab6b1dd08 100644
--- a/cmd/mem.c
+++ b/cmd/mem.c
@@ -34,9 +34,11 @@ DECLARE_GLOBAL_DATA_PTR;
 #endif
 
 /* Create a compile-time value */
-#if MEM_SUPPORT_64BIT_DATA
+#ifdef MEM_SUPPORT_64BIT_DATA
+#define SUPPORT_64BIT_DATA 1
 #define HELP_Q ", .q"
 #else
+#define SUPPORT_64BIT_DATA 0
 #define HELP_Q ""
 #endif
 
@@ -123,11 +125,7 @@ static int do_mem_nm(struct cmd_tbl *cmdtp, int flag, int 
argc,
 static int do_mem_mw(struct cmd_tbl *cmdtp, int flag, int argc,
                     char *const argv[])
 {
-#if MEM_SUPPORT_64BIT_DATA
-       u64 writeval;
-#else
-       ulong writeval;
-#endif
+       ulong writeval;  /* 64-bit if SUPPORT_64BIT_DATA */
        ulong   addr, count;
        int     size;
        void *buf, *start;
@@ -148,11 +146,10 @@ static int do_mem_mw(struct cmd_tbl *cmdtp, int flag, int 
argc,
 
        /* Get the value to write.
        */
-#if MEM_SUPPORT_64BIT_DATA
-       writeval = simple_strtoull(argv[2], NULL, 16);
-#else
-       writeval = simple_strtoul(argv[2], NULL, 16);
-#endif
+       if (SUPPORT_64BIT_DATA)
+               writeval = simple_strtoull(argv[2], NULL, 16);
+       else
+               writeval = simple_strtoul(argv[2], NULL, 16);
 
        /* Count ? */
        if (argc == 4) {
@@ -167,10 +164,8 @@ static int do_mem_mw(struct cmd_tbl *cmdtp, int flag, int 
argc,
        while (count-- > 0) {
                if (size == 4)
                        *((u32 *)buf) = (u32)writeval;
-#if MEM_SUPPORT_64BIT_DATA
-               else if (size == 8)
-                       *((u64 *)buf) = (u64)writeval;
-#endif
+               else if (SUPPORT_64BIT_DATA && size == 8)
+                       *((ulong *)buf) = writeval;
                else if (size == 2)
                        *((u16 *)buf) = (u16)writeval;
                else
@@ -247,11 +242,7 @@ static int do_mem_cmp(struct cmd_tbl *cmdtp, int flag, int 
argc,
        int     rcode = 0;
        const char *type;
        const void *buf1, *buf2, *base;
-#if MEM_SUPPORT_64BIT_DATA
-       u64 word1, word2;
-#else
-       ulong word1, word2;
-#endif
+       ulong word1, word2;  /* 64-bit if SUPPORT_64BIT_DATA */
 
        if (argc != 4)
                return CMD_RET_USAGE;
@@ -279,11 +270,9 @@ static int do_mem_cmp(struct cmd_tbl *cmdtp, int flag, int 
argc,
                if (size == 4) {
                        word1 = *(u32 *)buf1;
                        word2 = *(u32 *)buf2;
-#if MEM_SUPPORT_64BIT_DATA
-               } else if (size == 8) {
-                       word1 = *(u64 *)buf1;
-                       word2 = *(u64 *)buf2;
-#endif
+               } else if (SUPPORT_64BIT_DATA && size == 8) {
+                       word1 = *(ulong *)buf1;
+                       word2 = *(ulong *)buf2;
                } else if (size == 2) {
                        word1 = *(u16 *)buf1;
                        word2 = *(u16 *)buf2;
@@ -293,15 +282,9 @@ static int do_mem_cmp(struct cmd_tbl *cmdtp, int flag, int 
argc,
                }
                if (word1 != word2) {
                        ulong offset = buf1 - base;
-#if MEM_SUPPORT_64BIT_DATA
-                       printf("%s at 0x%p (%#0*llx) != %s at 0x%p (%#0*llx)\n",
-                              type, (void *)(addr1 + offset), size, word1,
-                              type, (void *)(addr2 + offset), size, word2);
-#else
                        printf("%s at 0x%08lx (%#0*lx) != %s at 0x%08lx 
(%#0*lx)\n",
                                type, (ulong)(addr1 + offset), size, word1,
                                type, (ulong)(addr2 + offset), size, word2);
-#endif
                        rcode = 1;
                        break;
                }
@@ -398,9 +381,7 @@ static int do_mem_loop(struct cmd_tbl *cmdtp, int flag, int 
argc,
 {
        ulong   addr, length, i, bytes;
        int     size;
-#if MEM_SUPPORT_64BIT_DATA
-       volatile u64 *llp;
-#endif
+       volatile ulong *llp;  /* 64-bit if SUPPORT_64BIT_DATA */
        volatile u32 *longp;
        volatile u16 *shortp;
        volatile u8 *cp;
@@ -431,13 +412,11 @@ static int do_mem_loop(struct cmd_tbl *cmdtp, int flag, 
int argc,
         * If we have only one object, just run infinite loops.
         */
        if (length == 1) {
-#if MEM_SUPPORT_64BIT_DATA
-               if (size == 8) {
-                       llp = (u64 *)buf;
+               if (SUPPORT_64BIT_DATA && size == 8) {
+                       llp = (ulong *)buf;
                        for (;;)
                                i = *llp;
                }
-#endif
                if (size == 4) {
                        longp = (u32 *)buf;
                        for (;;)
@@ -453,16 +432,14 @@ static int do_mem_loop(struct cmd_tbl *cmdtp, int flag, 
int argc,
                        i = *cp;
        }
 
-#if MEM_SUPPORT_64BIT_DATA
-       if (size == 8) {
+       if (SUPPORT_64BIT_DATA && size == 8) {
                for (;;) {
-                       llp = (u64 *)buf;
+                       llp = (ulong *)buf;
                        i = length;
                        while (i-- > 0)
                                *llp++;
                }
        }
-#endif
        if (size == 4) {
                for (;;) {
                        longp = (u32 *)buf;
@@ -496,12 +473,8 @@ static int do_mem_loopw(struct cmd_tbl *cmdtp, int flag, 
int argc,
 {
        ulong   addr, length, i, bytes;
        int     size;
-#if MEM_SUPPORT_64BIT_DATA
-       volatile u64 *llp;
-       u64 data;
-#else
-       ulong   data;
-#endif
+       volatile ulong *llp;  /* 64-bit if SUPPORT_64BIT_DATA */
+       ulong   data;    /* 64-bit if SUPPORT_64BIT_DATA */
        volatile u32 *longp;
        volatile u16 *shortp;
        volatile u8 *cp;
@@ -526,11 +499,10 @@ static int do_mem_loopw(struct cmd_tbl *cmdtp, int flag, 
int argc,
        length = simple_strtoul(argv[2], NULL, 16);
 
        /* data to write */
-#if MEM_SUPPORT_64BIT_DATA
-       data = simple_strtoull(argv[3], NULL, 16);
-#else
-       data = simple_strtoul(argv[3], NULL, 16);
-#endif
+       if (SUPPORT_64BIT_DATA)
+               data = simple_strtoull(argv[3], NULL, 16);
+       else
+               data = simple_strtoul(argv[3], NULL, 16);
 
        bytes = size * length;
        buf = map_sysmem(addr, bytes);
@@ -539,13 +511,11 @@ static int do_mem_loopw(struct cmd_tbl *cmdtp, int flag, 
int argc,
         * If we have only one object, just run infinite loops.
         */
        if (length == 1) {
-#if MEM_SUPPORT_64BIT_DATA
-               if (size == 8) {
-                       llp = (u64 *)buf;
+               if (SUPPORT_64BIT_DATA && size == 8) {
+                       llp = (ulong *)buf;
                        for (;;)
                                *llp = data;
                }
-#endif
                if (size == 4) {
                        longp = (u32 *)buf;
                        for (;;)
@@ -561,16 +531,14 @@ static int do_mem_loopw(struct cmd_tbl *cmdtp, int flag, 
int argc,
                        *cp = data;
        }
 
-#if MEM_SUPPORT_64BIT_DATA
-       if (size == 8) {
+       if (SUPPORT_64BIT_DATA && size == 8) {
                for (;;) {
-                       llp = (u64 *)buf;
+                       llp = (ulong *)buf;
                        i = length;
                        while (i-- > 0)
                                *llp++ = data;
                }
        }
-#endif
        if (size == 4) {
                for (;;) {
                        longp = (u32 *)buf;
@@ -1029,11 +997,7 @@ mod_mem(struct cmd_tbl *cmdtp, int incrflag, int flag, 
int argc,
        char *const argv[])
 {
        ulong   addr;
-#if MEM_SUPPORT_64BIT_DATA
-       u64 i;
-#else
-       ulong i;
-#endif
+       ulong i;  /* 64-bit if SUPPORT_64BIT_DATA */
        int     nbytes, size;
        void *ptr = NULL;
 
@@ -1068,10 +1032,8 @@ mod_mem(struct cmd_tbl *cmdtp, int incrflag, int flag, 
int argc,
                printf("%08lx:", addr);
                if (size == 4)
                        printf(" %08x", *((u32 *)ptr));
-#if MEM_SUPPORT_64BIT_DATA
-               else if (size == 8)
-                       printf(" %016llx", *((u64 *)ptr));
-#endif
+               else if (SUPPORT_64BIT_DATA && size == 8)
+                       printf(" %0lx", *((ulong *)ptr));
                else if (size == 2)
                        printf(" %04x", *((u16 *)ptr));
                else
@@ -1095,11 +1057,10 @@ mod_mem(struct cmd_tbl *cmdtp, int incrflag, int flag, 
int argc,
 #endif
                else {
                        char *endp;
-#if MEM_SUPPORT_64BIT_DATA
-                       i = simple_strtoull(console_buffer, &endp, 16);
-#else
-                       i = simple_strtoul(console_buffer, &endp, 16);
-#endif
+                       if (SUPPORT_64BIT_DATA)
+                               i = simple_strtoull(console_buffer, &endp, 16);
+                       else
+                               i = simple_strtoul(console_buffer, &endp, 16);
                        nbytes = endp - console_buffer;
                        if (nbytes) {
                                /* good enough to not time out
@@ -1107,10 +1068,8 @@ mod_mem(struct cmd_tbl *cmdtp, int incrflag, int flag, 
int argc,
                                bootretry_reset_cmd_timeout();
                                if (size == 4)
                                        *((u32 *)ptr) = i;
-#if MEM_SUPPORT_64BIT_DATA
-                               else if (size == 8)
-                                       *((u64 *)ptr) = i;
-#endif
+                               else if (SUPPORT_64BIT_DATA && size == 8)
+                                       *((ulong *)ptr) = i;
                                else if (size == 2)
                                        *((u16 *)ptr) = i;
                                else
-- 
2.27.0.rc2.251.g90737beb825-goog

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