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From 2a1167083fc6fa313a202afe179dbae080f04b95 Mon Sep 17 00:00:00 2001
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From: Peter Jones <pjones@redhat.com>
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Date: Fri, 31 May 2013 15:22:37 -0400
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Subject: [PATCH] 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
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across the (uninitialized!) trap handler for uninitialized instructions.
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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Cryptlib/Makefile | 2 +-
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Cryptlib/OpenSSL/Makefile | 2 +-
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Makefile | 4 ++--
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3 files changed, 4 insertions(+), 4 deletions(-)
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diff --git a/Cryptlib/Makefile b/Cryptlib/Makefile
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index 925db8d..f1add83 100644
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--- a/Cryptlib/Makefile
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+++ b/Cryptlib/Makefile
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@@ -10,7 +10,7 @@ LIB_GCC = $(shell $(CC) -print-libgcc-file-name)
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EFI_LIBS = -lefi -lgnuefi $(LIB_GCC)
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CFLAGS = -ggdb -O0 -I. -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar \
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- -Wall $(EFI_INCLUDES) -mno-red-zone
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+ -Wall $(EFI_INCLUDES) -mno-red-zone -mno-sse -mno-mmx
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ifeq ($(ARCH),x86_64)
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CFLAGS += -DEFI_FUNCTION_WRAPPER
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endif
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diff --git a/Cryptlib/OpenSSL/Makefile b/Cryptlib/OpenSSL/Makefile
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index 7fde382..1bae841 100644
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--- a/Cryptlib/OpenSSL/Makefile
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+++ b/Cryptlib/OpenSSL/Makefile
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@@ -9,7 +9,7 @@ EFI_PATH = /usr/lib64/gnuefi
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LIB_GCC = $(shell $(CC) -print-libgcc-file-name)
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EFI_LIBS = -lefi -lgnuefi $(LIB_GCC)
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-CFLAGS = -ggdb -O0 -I. -I.. -I../Include/ -Icrypto -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar -nostdinc \
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+CFLAGS = -ggdb -O0 -I. -I.. -I../Include/ -Icrypto -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar -nostdinc -mno-mmx -mno-sse \
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-Wall $(EFI_INCLUDES) -DOPENSSL_SYSNAME_UWIN -DOPENSSL_SYS_UEFI -DL_ENDIAN -DSIXTY_FOUR_BIT_LONG -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE -DOPENSSL_NO_CAMELLIA -DOPENSSL_NO_SEED -DOPENSSL_NO_RC5 -DOPENSSL_NO_MDC2 -DOPENSSL_NO_SOCK -DOPENSSL_NO_CMS -DOPENSSL_NO_JPAKE -DOPENSSL_NO_CAPIENG -DOPENSSL_NO_ERR -DOPENSSL_NO_KRB5 -DOPENSSL_NO_DYNAMIC_ENGINE -DGETPID_IS_MEANINGLESS -DOPENSSL_NO_STDIO -DOPENSSL_NO_FP_API -DOPENSSL_NO_DGRAM -DOPENSSL_NO_SHA0 -DOPENSSL_NO_SHA512 -DOPENSSL_NO_LHASH -DOPENSSL_NO_HW -DOPENSSL_NO_OCSP -DOPENSSL_NO_LOCKING -DOPENSSL_NO_DEPRECATED -DOPENSSL_SMALL_FOOTPRINT -DPEDANTIC -mno-red-zone
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ifeq ($(ARCH),x86_64)
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CFLAGS += -DEFI_FUNCTION_WRAPPER
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diff --git a/Makefile b/Makefile
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index 287fbcf..c8f6ec8 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -14,8 +14,8 @@ EFI_LIBS = -lefi -lgnuefi --start-group Cryptlib/libcryptlib.a Cryptlib/OpenSSL/
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EFI_CRT_OBJS = $(EFI_PATH)/crt0-efi-$(ARCH).o
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EFI_LDS = $(EFI_PATH)/elf_$(ARCH)_efi.lds
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-CFLAGS = -ggdb -O0 -fno-stack-protector -fno-strict-aliasing -fpic -fshort-wchar \
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- -Wall -mno-red-zone \
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+CFLAGS = -ggdb -O0 -fno-stack-protector -fno-strict-aliasing -fpic \
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+ -fshort-wchar -Wall -mno-red-zone -mno-mmx -mno-sse \
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$(EFI_INCLUDES)
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ifeq ($(ARCH),x86_64)
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CFLAGS += -DEFI_FUNCTION_WRAPPER -DGNU_EFI_USE_MS_ABI
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--
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1.8.2.1
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