1# This include describes the math features (integer and floating point) that 2# are available for the MicroBlaze ISA 3 4TUNEVALID[multiply-low] = "Hardware multipler with 32 bit result" 5TUNEVALID[multiply-high] = "Hardware multipler with 64 bit result" 6TUNEVALID[divide-hard] = "Hardware divider" 7TUNEVALID[fpu-soft] = "Software FPU" 8TUNEVALID[fpu-hard] = "Hardware FPU in basic mode" 9TUNEVALID[fpu-hard-extended] = "Hardware FPU in extended mode (conversion and square root instructions)" 10 11TUNECONFLICTS[fpu-soft] = "fpu-hard fpu-hard-extended" 12TUNECONFLICTS[fpu-hard] = "fpu-soft" 13TUNECONFLICTS[fpu-hard-extended] = "fpu-soft" 14 15# Compiler args 16TUNE_CCARGS .= "${@bb.utils.contains_any('TUNE_FEATURES', ['multiply-low', 'multiply-high'], ' -mno-xl-soft-mul', ' -mxl-soft-mul', d)}" 17TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'multiply-high', ' -mxl-multiply-high', '', d)}" 18 19TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'divide-hard', ' -mno-xl-soft-div', ' -mxl-soft-div', d)}" 20 21TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-soft', '', '', d)}" 22TUNE_CCARGS .= "${@bb.utils.contains_any('TUNE_FEATURES', ['fpu-hard', 'fpu-hard-extended'], ' -mhard-float', '', d)}" 23TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-hard-extended', ' -mxl-float-convert -mxl-float-sqrt', '', d)}" 24 25# Set target fpu (bitbake known target) to soft or hard (basic or extended) 26TARGET_FPU = "${@bb.utils.contains_any('TUNE_FEATURES', 'fpu-hard fpu-hard-extended', 'fpu-hard', 'fpu-soft', d)}" 27 28# Package Architecture formatting 29MBPKGARCH_MATH = "" 30MBPKGARCH_MATH .= "${@bb.utils.contains('TUNE_FEATURES', 'multiply-high', '-mh', bb.utils.contains('TUNE_FEATURES', 'multiply-low', '-ml', '', d), d)}" 31MBPKGARCH_MATH .= "${@bb.utils.contains('TUNE_FEATURES', 'divide-hard', '-div', '', d)}" 32MBPKGARCH_MATH .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-hard-extended', '-fe', bb.utils.contains('TUNE_FEATURES', 'fpu-hard', '-fb', '', d), d)}" 33 34