| Feder Liang | d4dbaa9 | 2021-09-07 15:34:46 +0800 | [diff] [blame] | 1 | #------------------------------------------------------------------------------- |
| Feder Liang | 5519438 | 2021-11-22 16:45:33 +0800 | [diff] [blame] | 2 | # Copyright (c) 2022, Arm Limited. All rights reserved. |
| Feder Liang | d4dbaa9 | 2021-09-07 15:34:46 +0800 | [diff] [blame] | 3 | # |
| 4 | # SPDX-License-Identifier: BSD-3-Clause |
| 5 | # |
| 6 | #------------------------------------------------------------------------------- |
| 7 | |
| Gabor Toth | 4d41411 | 2021-11-10 17:44:50 +0100 | [diff] [blame] | 8 | set(CONFIG_TFM_ENABLE_FP OFF CACHE BOOL "Enable/disable FP usage") |
| 9 | set(CONFIG_TFM_ENABLE_MVE OFF CACHE BOOL "Enable/disable integer MVE usage") |
| 10 | set(CONFIG_TFM_ENABLE_MVE_FP OFF CACHE BOOL "Enable/disable floating-point MVE usage") |
| Feder Liang | d4dbaa9 | 2021-09-07 15:34:46 +0800 | [diff] [blame] | 11 | |
| Gabor Toth | 4d41411 | 2021-11-10 17:44:50 +0100 | [diff] [blame] | 12 | if (CONFIG_TFM_ENABLE_FP OR CONFIG_TFM_ENABLE_MVE OR CONFIG_TFM_ENABLE_MVE_FP) |
| 13 | # Set float abi to enable hardware floating-point instructions and hardware floating-point linkage. |
| 14 | set(CONFIG_TFM_FLOAT_ABI "hard") |
| 15 | set(CONFIG_TFM_ENABLE_CP10CP11 ON CACHE BOOL "Make FPU and MVE operational when SPE and/or NSPE require FPU or MVE usage. This alone only enables the coprocessors CP10-CP11, whereas CONFIG_TFM_FLOAT_ABI=hard along with CONFIG_TFM_ENABLE_FP, CONFIG_TFM_ENABLE_MVE or CONFIG_TFM_ENABLE_MVE_FP compiles the code with hardware FP or MVE instructions and ABI.") |
| 16 | set(CONFIG_TFM_LAZY_STACKING ON CACHE BOOL "Enable/disable lazy stacking") |
| 17 | else() |
| 18 | # Set float abi soft, meaning software library functions for floating-point operations and software floating-point linkage. |
| 19 | set(CONFIG_TFM_FLOAT_ABI "soft") |
| 20 | set(CONFIG_TFM_ENABLE_CP10CP11 OFF CACHE BOOL "Make FPU and MVE operational when SPE and/or NSPE require FPU or MVE usage. This alone only enables the coprocessors CP10-CP11, whereas CONFIG_TFM_FLOAT_ABI=hard along with CONFIG_TFM_ENABLE_FP, CONFIG_TFM_ENABLE_MVE or CONFIG_TFM_ENABLE_MVE_FP compiles the code with hardware FP or MVE instructions and ABI.") |
| 21 | set(CONFIG_TFM_LAZY_STACKING OFF CACHE BOOL "Enable/disable lazy stacking") |
| Feder Liang | d4dbaa9 | 2021-09-07 15:34:46 +0800 | [diff] [blame] | 22 | endif() |
| 23 | |