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| author | Shiyou Yin <yinshiyou-hf@loongson.cn> | 2021-04-12 23:37:05 +0800 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-05-07 17:53:23 +0200 |
| commit | ab04fedaaac34df4eeb71cff0e63aaad9e9ff711 (patch) | |
| tree | 0ddbaeadc50a6dbeb77a73696dc224b8fb40166f /configure | |
| parent | 464d28c0708f23fb35271265f8a5c73fbb51db44 (diff) | |
| download | ffmpeg-ab04fedaaac34df4eeb71cff0e63aaad9e9ff711.tar.gz | |
mips: Fix potential illegal instruction error.
MSA2 optimizations are attached to MSA macros in generic_macros_msa.h.
It's difficult to do runtime check for them. Remove this part of code
can make it more robust. H264 1080p decoding: 5.13x==>5.12x.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 7 |
1 files changed, 1 insertions, 6 deletions
@@ -450,7 +450,6 @@ Optimization options (experts only): --disable-mipsdsp disable MIPS DSP ASE R1 optimizations --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations --disable-msa disable MSA optimizations - --disable-msa2 disable MSA2 optimizations --disable-mipsfpu disable floating point MIPS optimizations --disable-mmi disable Loongson SIMD optimizations --disable-fast-unaligned consider unaligned accesses slow @@ -2053,7 +2052,6 @@ ARCH_EXT_LIST_MIPS=" mipsdsp mipsdspr2 msa - msa2 " ARCH_EXT_LIST_LOONGSON=" @@ -2592,7 +2590,6 @@ mipsdsp_deps="mips" mipsdspr2_deps="mips" mmi_deps_any="loongson2 loongson3" msa_deps="mipsfpu" -msa2_deps="msa" cpunop_deps="i686" x86_64_select="i686" @@ -5932,9 +5929,8 @@ elif enabled mips; then enabled mipsdsp && check_inline_asm_flags mipsdsp '"addu.qb $t0, $t1, $t2"' '-mdsp' enabled mipsdspr2 && check_inline_asm_flags mipsdspr2 '"absq_s.qb $t0, $t1"' '-mdspr2' - # MSA and MSA2 can be detected at runtime so we supply extra flags here + # MSA can be detected at runtime so we supply extra flags here enabled mipsfpu && enabled msa && check_inline_asm msa '"addvi.b $w0, $w1, 1"' '-mmsa' && append MSAFLAGS '-mmsa' - enabled msa && enabled msa2 && check_inline_asm msa2 '"nxbits.any.b $w0, $w0"' '-mmsa2' && append MSAFLAGS '-mmsa2' # loongson2 have no switch cflag so we can only probe toolchain ability enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"' && disable loongson3 @@ -7363,7 +7359,6 @@ if enabled mips; then echo "MIPS DSP R1 enabled ${mipsdsp-no}" echo "MIPS DSP R2 enabled ${mipsdspr2-no}" echo "MIPS MSA enabled ${msa-no}" - echo "MIPS MSA2 enabled ${msa2-no}" echo "LOONGSON MMI enabled ${mmi-no}" fi if enabled ppc; then |