| # This include describes the math features (integer and floating point) that |
| # are available for the MicroBlaze ISA |
| |
| TUNEVALID[multiply-low] = "Hardware multipler with 32 bit result" |
| TUNEVALID[multiply-high] = "Hardware multipler with 64 bit result" |
| TUNEVALID[divide-hard] = "Hardware divider" |
| TUNEVALID[fpu-soft] = "Software FPU" |
| TUNEVALID[fpu-hard] = "Hardware FPU in basic mode" |
| TUNEVALID[fpu-hard-extended] = "Hardware FPU in extended mode (conversion and square root instructions)" |
| |
| TUNECONFLICTS[fpu-soft] = "fpu-hard fpu-hard-extended" |
| TUNECONFLICTS[fpu-hard] = "fpu-soft" |
| TUNECONFLICTS[fpu-hard-extended] = "fpu-soft" |
| |
| # Compiler args |
| TUNE_CCARGS .= "${@bb.utils.contains_any('TUNE_FEATURES', ['multiply-low', 'multiply-high'], ' -mno-xl-soft-mul', ' -mxl-soft-mul', d)}" |
| TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'multiply-high', ' -mxl-multiply-high', '', d)}" |
| |
| TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'divide-hard', ' -mno-xl-soft-div', ' -mxl-soft-div', d)}" |
| |
| TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-soft', '', '', d)}" |
| TUNE_CCARGS .= "${@bb.utils.contains_any('TUNE_FEATURES', ['fpu-hard', 'fpu-hard-extended'], ' -mhard-float', '', d)}" |
| TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-hard-extended', ' -mxl-float-convert -mxl-float-sqrt', '', d)}" |
| |
| # Set target fpu (bitbake known target) to soft or hard (basic or extended) |
| TARGET_FPU = "${@bb.utils.contains_any('TUNE_FEATURES', 'fpu-hard fpu-hard-extended', 'fpu-hard', 'fpu-soft', d)}" |
| |
| # Package Architecture formatting |
| MBPKGARCH_MATH = "" |
| MBPKGARCH_MATH .= "${@bb.utils.contains('TUNE_FEATURES', 'multiply-high', '-mh', bb.utils.contains('TUNE_FEATURES', 'multiply-low', '-ml', '', d), d)}" |
| MBPKGARCH_MATH .= "${@bb.utils.contains('TUNE_FEATURES', 'divide-hard', '-div', '', d)}" |
| MBPKGARCH_MATH .= "${@bb.utils.contains('TUNE_FEATURES', 'fpu-hard-extended', '-fe', bb.utils.contains('TUNE_FEATURES', 'fpu-hard', '-fb', '', d), d)}" |
| |