diff options
| author | Marek Vasut | 2017-04-19 13:19:01 +0200 |
|---|---|---|
| committer | Ley Foon Tan | 2017-05-08 16:59:19 +0800 |
| commit | 23460839b983d5d8d47fe90f341599f66523dd81 (patch) | |
| tree | 8e123c504595afe9e5463b9c88a35a7988f7d7ae /arch/nios2/platform | |
| parent | a89988a6e00c5a099ee23619cd91dc8dc7ec9328 (diff) | |
nios2: Add BMX support
Add support for the BMX Bit Manipulation Extensions present in
Nios II R2 . This introduces three new instructions, EXTRACT,
INSERT and MERGE.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Ley Foon Tan <lftan@altera.com>
Diffstat (limited to 'arch/nios2/platform')
| -rw-r--r-- | arch/nios2/platform/Kconfig.platform | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/nios2/platform/Kconfig.platform b/arch/nios2/platform/Kconfig.platform index b7ac5b90c399..b6a8bfd59491 100644 --- a/arch/nios2/platform/Kconfig.platform +++ b/arch/nios2/platform/Kconfig.platform @@ -81,6 +81,15 @@ config NIOS2_HW_DIV_SUPPORT Set to true if you configured the Nios II to include the DIV instruction. Enables the -mhw-div compiler flag. +config NIOS2_BMX_SUPPORT + bool "Enable BMX instructions" + depends on NIOS2_ARCH_REVISION = 2 + default n + help + Set to true if you configured the Nios II R2 to include + the BMX Bit Manipulation Extension instructions. Enables + the -mbmx compiler flag. + config NIOS2_FPU_SUPPORT bool "Custom floating point instr support" default n |