mirror of https://git.ffmpeg.org/ffmpeg.git
arm: Check for support for the .fpu directive
When targeting COFF (windows), clang doesn't support this directive (while binutils supports it for all targets). Signed-off-by: Martin Storsjö <martin@martin.st>
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@ -1597,6 +1597,7 @@ SYSTEM_FUNCS="
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TOOLCHAIN_FEATURES="
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TOOLCHAIN_FEATURES="
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as_dn_directive
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as_dn_directive
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as_fpu_directive
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as_func
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as_func
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as_object_arch
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as_object_arch
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asm_mod_q
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asm_mod_q
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@ -4242,6 +4243,9 @@ EOF
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check_as <<EOF && enable as_dn_directive
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check_as <<EOF && enable as_dn_directive
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ra .dn d0.i16
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ra .dn d0.i16
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.unreq ra
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.unreq ra
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EOF
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check_as <<EOF && enable as_fpu_directive
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.fpu neon
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EOF
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EOF
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# llvm's integrated assembler supports .object_arch from llvm 3.5
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# llvm's integrated assembler supports .object_arch from llvm 3.5
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@ -40,6 +40,12 @@
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# define FUNC @
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# define FUNC @
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#endif
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#endif
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#if HAVE_AS_FPU_DIRECTIVE
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# define FPU
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#else
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# define FPU @
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#endif
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#if HAVE_NEON
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#if HAVE_NEON
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.arch armv7-a
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.arch armv7-a
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#elif HAVE_ARMV6T2
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#elif HAVE_ARMV6T2
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@ -54,11 +60,11 @@ ELF .object_arch armv4
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#endif
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#endif
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#if HAVE_NEON
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#if HAVE_NEON
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.fpu neon
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FPU .fpu neon
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ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
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ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
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ELF .eabi_attribute 12, 0 @ suppress Tag_Advanced_SIMD_arch
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ELF .eabi_attribute 12, 0 @ suppress Tag_Advanced_SIMD_arch
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#elif HAVE_VFP
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#elif HAVE_VFP
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.fpu vfp
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FPU .fpu vfp
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ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
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ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
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#endif
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#endif
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@ -24,7 +24,7 @@
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/* override fpu so that NEON instructions are rejected */
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/* override fpu so that NEON instructions are rejected */
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#if HAVE_VFP
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#if HAVE_VFP
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.fpu vfp
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FPU .fpu vfp
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ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
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ELF .eabi_attribute 10, 0 @ suppress Tag_FP_arch
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#endif
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#endif
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