x86: Enable SSE in 64-bit mode

[thirdparty/u-boot.git] / arch / x86 / config.mk

diff --git a/arch/x86/config.mk b/arch/x86/config.mk
index a4a694ddf3137ee99dc1e4ce55596f629014340e..2e3a7119e798b2068d7df74711cb3eca3991eefd 100644 (file)
--- a/arch/x86/config.mk
+++ b/arch/x86/config.mk
@@ -27,9 +27,13 @@ ifeq ($(IS_32BIT),y)
 PLATFORM_CPPFLAGS += -march=i386 -m32
 else
 PLATFORM_CPPFLAGS += $(if $(CONFIG_SPL_BUILD),,-fpic) -fno-common -march=core2 -m64
+
+ifndef CONFIG_X86_HARDFP
 PLATFORM_CPPFLAGS += -mno-mmx -mno-sse
 endif
 
+endif # IS_32BIT
+
 PLATFORM_RELFLAGS += -fdata-sections -ffunction-sections -fvisibility=hidden
 
 KBUILD_LDFLAGS += -Bsymbolic -Bsymbolic-functions
@@ -37,7 +41,8 @@ KBUILD_LDFLAGS += -m $(if $(IS_32BIT),elf_i386,elf_x86_64)
 
 # This is used in the top-level Makefile which does not include
 # KBUILD_LDFLAGS
-LDFLAGS_EFI_PAYLOAD := -Bsymbolic -Bsymbolic-functions -shared --no-undefined -s
+LDFLAGS_EFI_PAYLOAD := -Bsymbolic -Bsymbolic-functions -shared --no-undefined \
+                      -s -zexecstack
 
 OBJCOPYFLAGS_EFI := -j .text -j .sdata -j .data -j .dynamic -j .dynsym \
        -j .rel -j .rela -j .reloc --strip-all