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| author | Martin Storsjö <martin@martin.st> | 2023-10-12 23:18:28 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2024-09-27 00:03:04 +0300 |
| commit | e6e56fd7a7738c30f3052067ba35cba346fdde8c (patch) | |
| tree | b9982806d10877299356c3d4dc082779ee60e4cf | |
| parent | 067abbfe9dbf136c5621592622fa93bdd0f9f84d (diff) | |
| download | ffmpeg-e6e56fd7a7738c30f3052067ba35cba346fdde8c.tar.gz | |
configure: Add detection of assembler support for SVE/SVE2
Signed-off-by: Martin Storsjö <martin@martin.st>
| -rwxr-xr-x | configure | 14 | ||||
| -rw-r--r-- | ffbuild/arch.mak | 2 | ||||
| -rw-r--r-- | libavutil/aarch64/asm.S | 18 |
3 files changed, 33 insertions, 1 deletions
@@ -467,6 +467,8 @@ Optimization options (experts only): --disable-neon disable NEON optimizations --disable-dotprod disable DOTPROD optimizations --disable-i8mm disable I8MM optimizations + --disable-sve disable SVE optimizations + --disable-sve2 disable SVE2 optimizations --disable-inline-asm disable use of inline assembly --disable-x86asm disable use of standalone x86 assembly --disable-mipsdsp disable MIPS DSP ASE R1 optimizations @@ -2163,6 +2165,8 @@ ARCH_EXT_LIST_ARM=" vfp vfpv3 setend + sve + sve2 " ARCH_EXT_LIST_MIPS=" @@ -2432,6 +2436,8 @@ TOOLCHAIN_FEATURES=" as_arch_directive as_archext_dotprod_directive as_archext_i8mm_directive + as_archext_sve_directive + as_archext_sve2_directive as_dn_directive as_fpu_directive as_func @@ -2752,6 +2758,8 @@ vfpv3_deps="vfp" setend_deps="arm" dotprod_deps="aarch64 neon" i8mm_deps="aarch64 neon" +sve_deps="aarch64 neon" +sve2_deps="aarch64 neon sve" map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM @@ -6234,9 +6242,11 @@ if enabled aarch64; then # internal assembler in clang 3.3 does not support this instruction enabled neon && check_insn neon 'ext v0.8B, v0.8B, v1.8B, #1' - archext_list="dotprod i8mm" + archext_list="dotprod i8mm sve sve2" enabled dotprod && check_archext_insn dotprod 'udot v0.4s, v0.16b, v0.16b' enabled i8mm && check_archext_insn i8mm 'usdot v0.4s, v0.16b, v0.16b' + enabled sve && check_archext_insn sve 'whilelt p0.s, x0, x1' + enabled sve2 && check_archext_insn sve2 'sqrdmulh z0.s, z0.s, z0.s' # Disable the main feature (e.g. HAVE_NEON) if neither inline nor external # assembly support the feature out of the box. Skip this for the features @@ -7919,6 +7929,8 @@ if enabled aarch64; then echo "NEON enabled ${neon-no}" echo "DOTPROD enabled ${dotprod-no}" echo "I8MM enabled ${i8mm-no}" + echo "SVE enabled ${sve-no}" + echo "SVE2 enabled ${sve2-no}" fi if enabled arm; then echo "ARMv5TE enabled ${armv5te-no}" diff --git a/ffbuild/arch.mak b/ffbuild/arch.mak index 3fc40e5e5d..af71aacfd2 100644 --- a/ffbuild/arch.mak +++ b/ffbuild/arch.mak @@ -3,6 +3,8 @@ OBJS-$(HAVE_ARMV6) += $(ARMV6-OBJS) $(ARMV6-OBJS-yes) OBJS-$(HAVE_ARMV8) += $(ARMV8-OBJS) $(ARMV8-OBJS-yes) OBJS-$(HAVE_VFP) += $(VFP-OBJS) $(VFP-OBJS-yes) OBJS-$(HAVE_NEON) += $(NEON-OBJS) $(NEON-OBJS-yes) +OBJS-$(HAVE_SVE) += $(SVE-OBJS) $(SVE-OBJS-yes) +OBJS-$(HAVE_SVE2) += $(SVE2-OBJS) $(SVE2-OBJS-yes) OBJS-$(HAVE_MIPSFPU) += $(MIPSFPU-OBJS) $(MIPSFPU-OBJS-yes) OBJS-$(HAVE_MIPSDSP) += $(MIPSDSP-OBJS) $(MIPSDSP-OBJS-yes) diff --git a/libavutil/aarch64/asm.S b/libavutil/aarch64/asm.S index 1840f9fb01..50ce7d4dfd 100644 --- a/libavutil/aarch64/asm.S +++ b/libavutil/aarch64/asm.S @@ -56,8 +56,26 @@ #define DISABLE_I8MM #endif +#if HAVE_AS_ARCHEXT_SVE_DIRECTIVE +#define ENABLE_SVE .arch_extension sve +#define DISABLE_SVE .arch_extension nosve +#else +#define ENABLE_SVE +#define DISABLE_SVE +#endif + +#if HAVE_AS_ARCHEXT_SVE2_DIRECTIVE +#define ENABLE_SVE2 .arch_extension sve2 +#define DISABLE_SVE2 .arch_extension nosve2 +#else +#define ENABLE_SVE2 +#define DISABLE_SVE2 +#endif + DISABLE_DOTPROD DISABLE_I8MM +DISABLE_SVE +DISABLE_SVE2 /* Support macros for |