| Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 1 | Upstream-Status: pending |
| 2 | |
| 3 | This patch fixes this configure issue for grub when -mfpmath=sse is in the gcc parameters. |
| 4 | |
| 5 | configure:20574: i586-poky-linux-gcc -m32 -march=core2 -msse3 -mtune=generic -mfpmath=sse --sysroot=/usr/local/dev/yocto/grubtest2/build/tmp/sysroots/emenlow -o conftest -O2 -pipe -g -feliminate-unused-debug-types -Wall -W -Wshadow -Wpointer-arith -Wmissing-prototypes -Wundef -Wstrict-prototypes -g -falign-jumps=1 -falign-loops=1 -falign-functions=1 -mno-mmx -mno-sse -mno-sse2 -mno-3dnow -fno-dwarf2-cfi-asm -m32 -fno-stack-protector -mno-stack-arg-probe -Werror -nostdlib -Wl,--defsym,___main=0x8100 -Wall -W -I$(top_srcdir)/include -I$(top_builddir)/include -DGRUB_MACHINE_PCBIOS=1 -DGRUB_MACHINE=I386_PC -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed conftest.c >&5 |
| 6 | conftest.c:1:0: error: SSE instruction set disabled, using 387 arithmetics [-Werror] |
| 7 | cc1: all warnings being treated as errors |
| 8 | |
| 9 | Signed-Off-By: Nitin A Kamble <nitin.a.kamble@intel.com> |
| 10 | 2012/04/13 |
| 11 | |
| 12 | Index: grub-1.99/configure.ac |
| 13 | =================================================================== |
| 14 | --- grub-1.99.orig/configure.ac |
| 15 | +++ grub-1.99/configure.ac |
| 16 | @@ -378,7 +378,7 @@ if test "x$target_cpu" = xi386; then |
| 17 | |
| 18 | # Some toolchains enable these features by default, but they need |
| 19 | # registers that aren't set up properly in GRUB. |
| 20 | - TARGET_CFLAGS="$TARGET_CFLAGS -mno-mmx -mno-sse -mno-sse2 -mno-3dnow" |
| 21 | + TARGET_CFLAGS="$TARGET_CFLAGS -mno-mmx -mno-sse -mno-sse2 -mno-3dnow -mfpmath=387" |
| 22 | fi |
| 23 | |
| 24 | # By default, GCC 4.4 generates .eh_frame sections containing unwind |