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authorDiego Biurrun <diego@biurrun.de>2017-05-22 15:48:15 +0300
committerJames Almer <jamrial@gmail.com>2017-06-21 23:00:31 +0300
commit5cae5a1defa360da076365a786093a749d1ddf4e (patch)
tree2e4049e05d6225a6629cc11f2d9a59de5492fd05 /configure
parent4f9297ac3b39098547863d28fbc8d2a906d5be49 (diff)
configure: Move x86 assembler sanity check into assembler probe function
This allows for more graceful fallback from NASM to Yasm if the available NASM version is too old. (Cherry-picked from libav commit adfd7892e3b8b40e7a1620f7254459d8e096a9a1) Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure8
1 files changed, 4 insertions, 4 deletions
diff --git a/configure b/configure
index d75aa7fe70..dd9608540e 100755
--- a/configure
+++ b/configure
@@ -5503,13 +5503,15 @@ EOF
x86asm_debug="-g dwarf2"
X86ASMDEP='$(DEPX86ASM) $(X86ASMFLAGS) -M $(X86ASM_O) $< > $(@:.o=.d)'
fi
+ check_x86asm "movbe ecx, [5]" && enable x86asm
}
if ! disabled_any asm mmx x86asm; then
+ disable x86asm
for program in $x86asmexe nasm yasm; do
- probe_x86asm $program
- test -n "$x86asm_type" && break
+ probe_x86asm $program && break
done
+ disabled x86asm && die "nasm/yasm not found or too old. Use --disable-x86asm for a crippled build."
X86ASMFLAGS="-f $objformat"
enabled pic && append X86ASMFLAGS "-DPIC"
test -n "$extern_prefix" && append X86ASMFLAGS "-DPREFIX"
@@ -5517,8 +5519,6 @@ EOF
elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;;
esac
- check_x86asm "movbe ecx, [5]" && enable x86asm ||
- die "nasm/yasm not found or too old. Use --disable-x86asm for a crippled build."
check_x86asm "vextracti128 xmm0, ymm0, 0" || disable avx2_external
check_x86asm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
check_x86asm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external