138 lines
4.4 KiB
Text
138 lines
4.4 KiB
Text
msim
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Target
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Use simulator runtime.
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mtiny-printf
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Target Mask(TINY_PRINTF)
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Use a lightweight configuration of printf and puts to reduce code size. For single-threaded applications, not requiring reentrant I/O only. Requires Newlib Nano IO.
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masm-hex
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Target Mask(ASM_HEX)
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Force assembly output to always use hex constants.
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mmcu=
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Target ToLower Joined RejectNegative Var(target_mcu)
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Specify the MCU to build for.
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mwarn-mcu
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Target Var(msp430_warn_mcu) Init(1)
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Warn if an MCU name is unrecognized or conflicts with other options (default: on).
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mwarn-devices-csv
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Target Var(msp430_warn_devices_csv) Init(1)
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Warn if devices.csv is not found or there are problem parsing it (default: on).
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mcpu=
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Target Joined RejectNegative Var(target_cpu) ToLower Enum(msp430_cpu_types) Init(MSP430_CPU_MSP430X_DEFAULT)
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Specify the ISA to build for: msp430, msp430x, msp430xv2.
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Enum
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Name(msp430_cpu_types) Type(enum msp430_cpu_types)
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EnumValue
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Enum(msp430_cpu_types) String(msp430) Value(MSP430_CPU_MSP430) Canonical
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EnumValue
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Enum(msp430_cpu_types) String(430) Value(MSP430_CPU_MSP430)
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EnumValue
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Enum(msp430_cpu_types) String(msp430x) Value(MSP430_CPU_MSP430X) Canonical
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EnumValue
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Enum(msp430_cpu_types) String(430x) Value(MSP430_CPU_MSP430X)
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EnumValue
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Enum(msp430_cpu_types) String(msp430xv2) Value(MSP430_CPU_MSP430XV2) Canonical
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EnumValue
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Enum(msp430_cpu_types) String(430xv2) Value(MSP430_CPU_MSP430XV2)
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mlarge
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Target Mask(LARGE) RejectNegative
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Select large model - 20-bit addresses/pointers.
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msmall
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Target InverseMask(LARGE) RejectNegative
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Select small model - 16-bit addresses/pointers (default).
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mrelax
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Target
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Optimize opcode sizes at link time.
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mOs
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Target Undocumented Mask(OPT_SPACE)
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minrt
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Target Mask(MINRT) RejectNegative
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Use a minimum runtime (no static initializers or ctors) for memory-constrained devices.
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HeaderInclude
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config/msp430/msp430-opts.h
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mhwmult=
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Target Joined RejectNegative ToLower Var(msp430_hwmult_type) Enum(msp430_hwmult_types) Init(MSP430_HWMULT_AUTO)
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Specify the type of hardware multiply to support.
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Enum
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Name(msp430_hwmult_types) Type(enum msp430_hwmult_types)
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EnumValue
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Enum(msp430_hwmult_types) String(none) Value(MSP430_HWMULT_NONE)
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EnumValue
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Enum(msp430_hwmult_types) String(auto) Value(MSP430_HWMULT_AUTO)
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EnumValue
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Enum(msp430_hwmult_types) String(16bit) Value(MSP430_HWMULT_SMALL)
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EnumValue
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Enum(msp430_hwmult_types) String(32bit) Value(MSP430_HWMULT_LARGE)
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EnumValue
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Enum(msp430_hwmult_types) String(f5series) Value(MSP430_HWMULT_F5SERIES)
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mcode-region=
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Target Joined RejectNegative ToLower Var(msp430_code_region) Enum(msp430_regions) Init(MSP430_REGION_LOWER)
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Specify whether functions should be placed into the lower or upper memory regions, or if they should be shuffled between the regions (either) for best fit (default: lower).
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mdata-region=
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Target Joined RejectNegative ToLower Var(msp430_data_region) Enum(msp430_regions) Init(MSP430_REGION_LOWER)
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Specify whether variables should be placed into the lower or upper memory regions, or if they should be shuffled between the regions (either) for best fit (default: lower).
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muse-lower-region-prefix
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Target Mask(USE_LOWER_REGION_PREFIX)
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Add the .lower prefix to section names when compiling with -m{code,data}-region=lower (disabled by default).
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Enum
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Name(msp430_regions) Type(enum msp430_regions)
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EnumValue
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Enum(msp430_regions) String(none) Value(MSP430_REGION_ANY)
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EnumValue
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Enum(msp430_regions) String(either) Value(MSP430_REGION_EITHER)
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EnumValue
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Enum(msp430_regions) String(lower) Value(MSP430_REGION_LOWER)
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EnumValue
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Enum(msp430_regions) String(upper) Value(MSP430_REGION_UPPER)
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msilicon-errata=
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Target Joined RejectNegative ToLower
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Passes on a request to the assembler to enable fixes for various silicon errata.
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msilicon-errata-warn=
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Target Joined RejectNegative ToLower
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Passes on a request to the assembler to warn about various silicon errata.
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mdevices-csv-loc=
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Target Joined Var(msp430_devices_csv_loc) RejectNegative
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The path to devices.csv. The GCC driver can normally locate devices.csv itself
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and pass this option to the compiler, so the user shouldn't need to pass this.
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mmax-inline-shift=
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Target RejectNegative Joined UInteger IntegerRange(0,65) Var(msp430_max_inline_shift) Init(65)
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For shift operations by a constant amount, which require an individual instruction to shift by one
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position, set the maximum number of inline shift instructions (maximum value 64) to emit instead of using the corresponding __mspabi helper function.
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The default value is 4.
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