init commit

hc

2023-02-13 e440ec23c5a540cdd3f7464e8779219be6fd3d95

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# MicroBlaze architecture tune feature configuration
 
# Architecture feature and override
TUNEVALID[microblaze] = "MicroBlaze"
MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "microblaze", "microblaze:", "", d)}"
 
# 64-bit
TUNEVALID[64-bit] = "64-bit MicroBlaze"
TUNECONFLICTS[64-bit] = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2 v9.3 v9.4 v9.5 v9.6 v10.0"
MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "64-bit", "microblaze64:", "", d)}"
 
# Endian
TUNEVALID[bigendian] = "Use Microblaze Big Endian"
TUNECONFLICTS[bigendian] = "v10.0"
 
MBPKGARCH_ENDIAN = "${@bb.utils.contains("TUNE_FEATURES", "bigendian", "eb", "el", d)}"
 
TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "bigendian", " -mbig-endian", " -mlittle-endian", d)}"
 
# General features
TUNEVALID[barrel-shift] = "Enable Hardware Barrel Shifter"
TUNEVALID[pattern-compare] = "Enable Pattern Compare Instructions"
TUNEVALID[reorder] = "Enable Reorder Instructions"
TUNECONFLICTS[reorder] = "v8.00 v8.10 v8.20"
 
# Core configuration tune optimizations
TUNEVALID[frequency-optimized] = "Enabling tuning for frequency optimized core (AREA_OPTIMIZED_2)"
TUNECONFLICTS[frequency-optimized] = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2 v9.3 v9.4 v9.5 v9.6"
 
# Feature compiler args
TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "barrel-shift", " -mxl-barrel-shift", " -mno-xl-barrel-shift", d)}"
TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "pattern-compare", " -mxl-pattern-compare", " -mno-xl-pattern-compare", d)}"
TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "frequency-optimized", " -mxl-frequency", "", d)}"
TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "64-bit", " -m64", "", d)}"
 
# Disable reorder for v8.30 if pattern-compare is not enabled
TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "reorder", \
        bb.utils.contains("TUNE_FEATURES", "v8.30", \
            bb.utils.contains("TUNE_FEATURES", "pattern-compare", \
                " -mxl-reorder", " -mno-xl-reorder", d), \
            " -mxl-reorder", d), " -mno-xl-reorder", d)}"
 
# Feature package architecture formatting
MBPKGARCH_TUNE = ""
MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "barrel-shift", "-bs", "", d)}"
MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "pattern-compare", "-cmp", "", d)}"
MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "reorder", "-re", "", d)}"
MBPKGARCH_TUNE .= "${@bb.utils.contains("TUNE_FEATURES", "frequency-optimized", "-fo", "", d)}"
 
# Additional features
require conf/machine/include/microblaze/feature-microblaze-versions.inc
require conf/machine/include/microblaze/feature-microblaze-math.inc
 
# Architecture name, either 'microblaze' or 'microblazeel' depending on endianess
TUNE_ARCH = "microblaze${@bb.utils.contains("TUNE_FEATURES", "bigendian", "", "el", d)}"
 
# Add 64-bit to the PKGARCH if enabled.
MBPKGARCH_SIZE = "${@bb.utils.contains("TUNE_FEATURES", "64-bit", "64", "", d)}"
 
# Package Architecture formatting
TUNE_PKGARCH = "microblaze${MBPKGARCH_SIZE}${MBPKGARCH_ENDIAN}${MBPKGARCH_VERSION}${MBPKGARCH_TUNE}${MBPKGARCH_MATH}"