diff options
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 172 |
1 files changed, 98 insertions, 74 deletions
@@ -2554,7 +2554,7 @@ mips64r6_deps="mips" mipsfpu_deps="mips" mipsdsp_deps="mips" mipsdspr2_deps="mips" -mmi_deps="mips" +mmi_deps_any="loongson2 loongson3" msa_deps="mipsfpu" msa2_deps="msa" @@ -5005,8 +5005,6 @@ elif enabled bfin; then elif enabled mips; then - cpuflags="-march=$cpu" - if [ "$cpu" != "generic" ]; then disable mips32r2 disable mips32r5 @@ -5015,19 +5013,61 @@ elif enabled mips; then disable mips64r6 disable loongson2 disable loongson3 + disable mipsdsp + disable mipsdspr2 + disable msa + disable mmi + + cpuflags="-march=$cpu" case $cpu in - 24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf) + # General ISA levels + mips1|mips3) + ;; + mips32r2) + enable msa enable mips32r2 - disable msa ;; - p5600|i6400|p6600) - disable mipsdsp - disable mipsdspr2 + mips32r5) + enable msa + enable mips32r2 + enable mips32r5 ;; - loongson*) - enable loongson2 + mips64r2|mips64r5) + enable msa + enable mmi + enable mips64r2 enable loongson3 + ;; + # Cores from MIPS(MTI) + 24kc) + disable mipsfpu + enable mips32r2 + ;; + 24kf*|24kec|34kc|74Kc|1004kc) + enable mips32r2 + ;; + 24kef*|34kf*|1004kf*) + enable mipsdsp + enable mips32r2 + ;; + p5600) + enable msa + enable mips32r2 + enable mips32r5 + check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" + ;; + i6400) + enable mips64r6 + check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64" + ;; + p6600) + enable mips64r6 + check_cflags "-mtune=p6600 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64" + ;; + # Cores from Loongson + loongson2e|loongson2f|loongson3*) + enable mmi enable local_aligned enable simd_align_16 enable fast_64bit @@ -5035,75 +5075,43 @@ elif enabled mips; then enable fast_cmov enable fast_unaligned disable aligned_stack - disable mipsdsp - disable mipsdspr2 # When gcc version less than 5.3.0, add -fno-expensive-optimizations flag. - if [ $cc == gcc ]; then - gcc_version=$(gcc -dumpversion) - if [ "$(echo "$gcc_version 5.3.0" | tr " " "\n" | sort -rV | head -n 1)" == "$gcc_version" ]; then - expensive_optimization_flag="" - else + if test "$cc_type" = "gcc"; then + case $gcc_basever in + 2|2.*|3.*|4.*|5.0|5.1|5.2) expensive_optimization_flag="-fno-expensive-optimizations" - fi + ;; + *) + expensive_optimization_flag="" + ;; + esac fi + case $cpu in loongson3*) + enable loongson3 + enable msa cpuflags="-march=loongson3a -mhard-float $expensive_optimization_flag" ;; loongson2e) + enable loongson2 cpuflags="-march=loongson2e -mhard-float $expensive_optimization_flag" ;; loongson2f) + enable loongson2 cpuflags="-march=loongson2f -mhard-float $expensive_optimization_flag" ;; esac ;; *) - # Unknown CPU. Disable everything. - warn "unknown CPU. Disabling all MIPS optimizations." - disable mipsfpu - disable mipsdsp - disable mipsdspr2 - disable msa - disable mmi + warn "unknown MIPS CPU" ;; esac - case $cpu in - 24kc) - disable mipsfpu - disable mipsdsp - disable mipsdspr2 - ;; - 24kf*) - disable mipsdsp - disable mipsdspr2 - ;; - 24kec|34kc|1004kc) - disable mipsfpu - disable mipsdspr2 - ;; - 24kef*|34kf*|1004kf*) - disable mipsdspr2 - ;; - 74kc) - disable mipsfpu - ;; - p5600) - enable mips32r5 - check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" - ;; - i6400) - enable mips64r6 - check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64" - ;; - p6600) - enable mips64r6 - check_cflags "-mtune=p6600 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64" - ;; - esac else - # We do not disable anything. Is up to the user to disable the unwanted features. + disable mipsdsp + disable mipsdspr2 + # Disable DSP stuff for generic CPU, it can't be detected at runtime. warn 'generic cpu selected' fi @@ -5850,28 +5858,42 @@ EOF elif enabled mips; then - enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"' - enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"' - enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"' - - # Enable minimum ISA based on selected options + # Check toolchain ISA level if enabled mips64; then - enabled mips64r6 && check_inline_asm_flags mips64r6 '"dlsa $0, $0, $0, 1"' '-mips64r6' - enabled mips64r2 && check_inline_asm_flags mips64r2 '"dext $0, $0, 0, 1"' '-mips64r2' - disabled mips64r6 && disabled mips64r2 && check_inline_asm_flags mips64r1 '"daddi $0, $0, 0"' '-mips64' + enabled mips64r6 && check_inline_asm mips64r6 '"dlsa $0, $0, $0, 1"' && + disable mips64r2 + + enabled mips64r2 && check_inline_asm mips64r2 '"dext $0, $0, 0, 1"' + + disable mips32r6 && disable mips32r5 && disable mips32r2 else - enabled mips32r6 && check_inline_asm_flags mips32r6 '"aui $0, $0, 0"' '-mips32r6' - enabled mips32r5 && check_inline_asm_flags mips32r5 '"eretnc"' '-mips32r5' - enabled mips32r2 && check_inline_asm_flags mips32r2 '"ext $0, $0, 0, 1"' '-mips32r2' - disabled mips32r6 && disabled mips32r5 && disabled mips32r2 && check_inline_asm_flags mips32r1 '"addi $0, $0, 0"' '-mips32' + enabled mips32r6 && check_inline_asm mips32r6 '"aui $0, $0, 0"' && + disable mips32r5 && disable mips32r2 + + enabled mips32r5 && check_inline_asm mips32r5 '"eretnc"' + enabled mips32r2 && check_inline_asm mips32r2 '"ext $0, $0, 0, 1"' + + disable mips64r6 && disable mips64r5 && disable mips64r2 fi - enabled mipsfpu && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f2"' '-mhard-float' + enabled mipsfpu && check_inline_asm mipsfpu '"cvt.d.l $f0, $f2"' enabled mipsfpu && (enabled mips32r5 || enabled mips32r6 || enabled mips64r6) && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f1"' '-mfp64' - enabled mipsfpu && enabled msa && check_inline_asm_flags msa '"addvi.b $w0, $w1, 1"' '-mmsa' && check_headers msa.h || disable msa + 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' - enabled msa && enabled msa2 && check_inline_asm_flags msa2 '"nxbits.any.b $w0, $w0"' '-mmsa2' && check_headers msa2.h || disable msa2 + + # MSA and MSA2 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 + + # loongson3 is paired with MMI + enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"' '-mloongson-ext' && append MMIFLAGS '-mloongson-ext' + + # MMI can be detected at runtime too + enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"' '-mloongson-mmi' && append MMIFLAGS '-mloongson-mmi' if enabled bigendian && enabled msa; then disable msa @@ -7447,6 +7469,8 @@ LDSOFLAGS=$LDSOFLAGS SHFLAGS=$(echo $($ldflags_filter $SHFLAGS)) ASMSTRIPFLAGS=$ASMSTRIPFLAGS X86ASMFLAGS=$X86ASMFLAGS +MSAFLAGS=$MSAFLAGS +MMIFLAGS=$MMIFLAGS BUILDSUF=$build_suffix PROGSSUF=$progs_suffix FULLNAME=$FULLNAME |