[S] Change in coreboot[master]: arch/x86/memmove.c: Add temporary fix for 64bit memmove

[Arthur Heymans (Code Review)]

Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/69231 )

Change subject: arch/x86/memmove.c: Add temporary fix for 64bit memmove
......................................................................

arch/x86/memmove.c: Add temporary fix for 64bit memmove

Change-Id: Ib43ec19df97194d6b1c18bfacb5fe8211ba0ffe5
Signed-off-by: Arthur Heymans 
---
M src/arch/x86/memmove.c
1 file changed, 15 insertions(+), 3 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/31/69231/1

diff --git a/src/arch/x86/memmove.c b/src/arch/x86/memmove.c
index 3ec50b2..b05f03b 100644
--- a/src/arch/x86/memmove.c
+++ b/src/arch/x86/memmove.c
@@ -190,9 +190,11 @@
    	"11:"
    	: "=&c" (d0), "=&S" (d1), "=&D" (d2),
    	  "=r" (d3), "=r" (d4), "=r"(d5)
-		: "0" (n),
-		 "1" (src),
-		 "2" (dest)
+		  /* TODO: port proper memmove from Linux for 64bit.
+		     For now it is ok as all coreboot core remains below 4G */
+		: "0" ((uint32_t)(uintptr_t)n),
+		  "1" ((uint32_t)(uintptr_t)src),
+		  "2" ((uint32_t)(uintptr_t)dest)
    	: "memory");

return ret;