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Don't use MMX and SSE registers, they aren't initialized.

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GCC 4.8.0 will try to use these by default, and you'll wind up looping
across the (uninitialized!) trap handler for uninitialized instructions.

Signed-off-by: Peter Jones <pjones@redhat.com>
This commit is contained in:
Peter Jones 2013-05-31 15:34:11 -04:00
parent 8e7e92beb8
commit 632503aa07
3 changed files with 4 additions and 4 deletions
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2
Cryptlib/Makefile
View File

@ -10,7 +10,7 @@ LIB_GCC = $(shell $(CC) -print-libgcc-file-name)
EFI_LIBS = -lefi -lgnuefi $(LIB_GCC)
CFLAGS = -ggdb -O0 -I. -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar \
-Wall $(EFI_INCLUDES) -mno-red-zone
-Wall $(EFI_INCLUDES) -mno-red-zone -mno-sse -mno-mmx
ifeq ($(ARCH),x86_64)
CFLAGS += -DEFI_FUNCTION_WRAPPER
endif

2
Cryptlib/OpenSSL/Makefile
View File

@ -9,7 +9,7 @@ EFI_PATH = /usr/lib64/gnuefi
LIB_GCC = $(shell $(CC) -print-libgcc-file-name)
EFI_LIBS = -lefi -lgnuefi $(LIB_GCC)
CFLAGS = -ggdb -O0 -I. -I.. -I../Include/ -Icrypto -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar -nostdinc \
CFLAGS = -ggdb -O0 -I. -I.. -I../Include/ -Icrypto -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar -nostdinc -mno-mmx -mno-sse \
-Wall $(EFI_INCLUDES) -DOPENSSL_SYSNAME_UWIN -DOPENSSL_SYS_UEFI -DL_ENDIAN -DSIXTY_FOUR_BIT_LONG -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE -DOPENSSL_NO_CAMELLIA -DOPENSSL_NO_SEED -DOPENSSL_NO_RC5 -DOPENSSL_NO_MDC2 -DOPENSSL_NO_SOCK -DOPENSSL_NO_CMS -DOPENSSL_NO_JPAKE -DOPENSSL_NO_CAPIENG -DOPENSSL_NO_ERR -DOPENSSL_NO_KRB5 -DOPENSSL_NO_DYNAMIC_ENGINE -DGETPID_IS_MEANINGLESS -DOPENSSL_NO_STDIO -DOPENSSL_NO_FP_API -DOPENSSL_NO_DGRAM -DOPENSSL_NO_SHA0 -DOPENSSL_NO_SHA512 -DOPENSSL_NO_LHASH -DOPENSSL_NO_HW -DOPENSSL_NO_OCSP -DOPENSSL_NO_LOCKING -DOPENSSL_NO_DEPRECATED -DOPENSSL_SMALL_FOOTPRINT -DPEDANTIC -mno-red-zone
ifeq ($(ARCH),x86_64)
CFLAGS += -DEFI_FUNCTION_WRAPPER

4
Makefile
View File

@ -14,8 +14,8 @@ EFI_LIBS = -lefi -lgnuefi --start-group Cryptlib/libcryptlib.a Cryptlib/OpenSSL/
EFI_CRT_OBJS = $(EFI_PATH)/crt0-efi-$(ARCH).o
EFI_LDS = $(EFI_PATH)/elf_$(ARCH)_efi.lds
CFLAGS = -ggdb -O0 -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar \
-Wall -mno-red-zone \
CFLAGS = -ggdb -O0 -fno-stack-protector -fno-strict-aliasing -fpic \
-fshort-wchar -Wall -mno-red-zone -mno-mmx -mno-sse \
$(EFI_INCLUDES)
ifeq ($(ARCH),x86_64)
CFLAGS += -DEFI_FUNCTION_WRAPPER -DGNU_EFI_USE_MS_ABI