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riscv: add Zvbb vector bit manipulation extension

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Rémi Denis-Courmont 2024-05-07 22:08:38 +03:00
parent 11f689317d
commit 01c5f4ad9f
8 changed files with 12 additions and 1 deletions
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2
Makefile
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@ -101,7 +101,7 @@ SUBDIR_VARS := CLEANFILES FFLIBS HOSTPROGS TESTPROGS TOOLS \
ARMV5TE-OBJS ARMV6-OBJS ARMV8-OBJS VFP-OBJS NEON-OBJS \ ARMV5TE-OBJS ARMV6-OBJS ARMV8-OBJS VFP-OBJS NEON-OBJS \
ALTIVEC-OBJS VSX-OBJS MMX-OBJS X86ASM-OBJS \ ALTIVEC-OBJS VSX-OBJS MMX-OBJS X86ASM-OBJS \
MIPSFPU-OBJS MIPSDSPR2-OBJS MIPSDSP-OBJS MSA-OBJS \ MIPSFPU-OBJS MIPSDSPR2-OBJS MIPSDSP-OBJS MSA-OBJS \
MMI-OBJS LSX-OBJS LASX-OBJS RV-OBJS RVV-OBJS \ MMI-OBJS LSX-OBJS LASX-OBJS RV-OBJS RVV-OBJS RVVB-OBJS \
OBJS SLIBOBJS SHLIBOBJS STLIBOBJS HOSTOBJS TESTOBJS OBJS SLIBOBJS SHLIBOBJS STLIBOBJS HOSTOBJS TESTOBJS
define RESET define RESET

3
configure vendored
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@ -2222,6 +2222,7 @@ ARCH_EXT_LIST_PPC="
ARCH_EXT_LIST_RISCV=" ARCH_EXT_LIST_RISCV="
rv rv
rvv rvv
rv_zvbb
" "
ARCH_EXT_LIST_X86=" ARCH_EXT_LIST_X86="
@ -2760,6 +2761,7 @@ power8_deps="vsx"
rv_deps="riscv" rv_deps="riscv"
rvv_deps="rv" rvv_deps="rv"
rv_zvbb_deps="rvv"
loongson2_deps="mips" loongson2_deps="mips"
loongson3_deps="mips" loongson3_deps="mips"
@ -6384,6 +6386,7 @@ elif enabled riscv; then
enabled rv && check_inline_asm rv '".option arch, +zbb\nrev8 t0, t1"' enabled rv && check_inline_asm rv '".option arch, +zbb\nrev8 t0, t1"'
enabled rvv && check_inline_asm rvv '".option arch, +v\nvsetivli zero, 0, e8, m1, ta, ma"' enabled rvv && check_inline_asm rvv '".option arch, +v\nvsetivli zero, 0, e8, m1, ta, ma"'
enabled rv_zvbb && check_inline_asm rv_zvbb '".option arch, +zvbb\nvclz.v v0, v8"'
elif enabled x86; then elif enabled x86; then

3
doc/APIchanges
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@ -2,6 +2,9 @@ The last version increases of all libraries were on 2024-03-07
API changes, most recent first: API changes, most recent first:
2024-05-10 - xxxxxxxxx - lavu 59.18.100 - cpu.h
Add AV_CPU_FLAG_RV_ZVBB.
2024-05-04 - xxxxxxxxxx - lavu 59.17.100 - opt.h 2024-05-04 - xxxxxxxxxx - lavu 59.17.100 - opt.h
Add AV_OPT_TYPE_UINT and av_opt_eval_uint(). Add AV_OPT_TYPE_UINT and av_opt_eval_uint().

1
ffbuild/arch.mak
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@ -17,6 +17,7 @@ OBJS-$(HAVE_VSX) += $(VSX-OBJS) $(VSX-OBJS-yes)
OBJS-$(HAVE_RV) += $(RV-OBJS) $(RV-OBJS-yes) OBJS-$(HAVE_RV) += $(RV-OBJS) $(RV-OBJS-yes)
OBJS-$(HAVE_RVV) += $(RVV-OBJS) $(RVV-OBJS-yes) OBJS-$(HAVE_RVV) += $(RVV-OBJS) $(RVV-OBJS-yes)
OBJS-$(HAVE_RV_ZVBB) += $(RVVB-OBJS) $(RVVB-OBJS-yes)
OBJS-$(HAVE_MMX) += $(MMX-OBJS) $(MMX-OBJS-yes) OBJS-$(HAVE_MMX) += $(MMX-OBJS) $(MMX-OBJS-yes)
OBJS-$(HAVE_X86ASM) += $(X86ASM-OBJS) $(X86ASM-OBJS-yes) OBJS-$(HAVE_X86ASM) += $(X86ASM-OBJS) $(X86ASM-OBJS-yes)

1
libavutil/cpu.c
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@ -192,6 +192,7 @@ int av_parse_cpu_caps(unsigned *flags, const char *s)
{ "zve64d", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_RVV_F64 }, .unit = "flags" }, { "zve64d", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_RVV_F64 }, .unit = "flags" },
{ "zba", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_RVB_ADDR }, .unit = "flags" }, { "zba", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_RVB_ADDR }, .unit = "flags" },
{ "zbb", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_RVB_BASIC }, .unit = "flags" }, { "zbb", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_RVB_BASIC }, .unit = "flags" },
{ "zvbb", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_RV_ZVBB }, .unit = "flags" },
#endif #endif
{ NULL }, { NULL },
}; };

1
libavutil/cpu.h
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@ -90,6 +90,7 @@
#define AV_CPU_FLAG_RVV_F64 (1 << 6) ///< Vectors of double's #define AV_CPU_FLAG_RVV_F64 (1 << 6) ///< Vectors of double's
#define AV_CPU_FLAG_RVB_BASIC (1 << 7) ///< Basic bit-manipulations #define AV_CPU_FLAG_RVB_BASIC (1 << 7) ///< Basic bit-manipulations
#define AV_CPU_FLAG_RVB_ADDR (1 << 8) ///< Address bit-manipulations #define AV_CPU_FLAG_RVB_ADDR (1 << 8) ///< Address bit-manipulations
#define AV_CPU_FLAG_RV_ZVBB (1 << 9) ///< Vector basic bit-manipulations
/** /**
* Return the flags which specify extensions supported by the CPU. * Return the flags which specify extensions supported by the CPU.

1
libavutil/tests/cpu.c
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@ -94,6 +94,7 @@ static const struct {
{ AV_CPU_FLAG_RVV_F32, "zve32f" }, { AV_CPU_FLAG_RVV_F32, "zve32f" },
{ AV_CPU_FLAG_RVV_I64, "zve64x" }, { AV_CPU_FLAG_RVV_I64, "zve64x" },
{ AV_CPU_FLAG_RVV_F64, "zve64d" }, { AV_CPU_FLAG_RVV_F64, "zve64d" },
{ AV_CPU_FLAG_RV_ZVBB, "zvbb" },
#endif #endif
{ 0 } { 0 }
}; };

1
tests/checkasm/checkasm.c
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@ -285,6 +285,7 @@ static const struct {
{ "RVVf32", "rvv_f32", AV_CPU_FLAG_RVV_F32 }, { "RVVf32", "rvv_f32", AV_CPU_FLAG_RVV_F32 },
{ "RVVi64", "rvv_i64", AV_CPU_FLAG_RVV_I64 }, { "RVVi64", "rvv_i64", AV_CPU_FLAG_RVV_I64 },
{ "RVVf64", "rvv_f64", AV_CPU_FLAG_RVV_F64 }, { "RVVf64", "rvv_f64", AV_CPU_FLAG_RVV_F64 },
{ "RV_Zvbb", "rv_zvbb", AV_CPU_FLAG_RV_ZVBB },
#elif ARCH_MIPS #elif ARCH_MIPS
{ "MMI", "mmi", AV_CPU_FLAG_MMI }, { "MMI", "mmi", AV_CPU_FLAG_MMI },
{ "MSA", "msa", AV_CPU_FLAG_MSA }, { "MSA", "msa", AV_CPU_FLAG_MSA },