Add documentation for MIPS options.
* mips/mips.h (TARGET_SWITCHES, TARGET_OPTIONS): Add option doc strings. * mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Likewise. From-SVN: r25906
This commit is contained in:
Jim Wilson
Jim Wilson
parent
74bbc17866
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a127db7565
@ -1,3 +1,9 @@
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Mon Mar 22 18:06:59 1999 Jim Wilson <wilson@cygnus.com>
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* mips/mips.h (TARGET_SWITCHES, TARGET_OPTIONS): Add option doc
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strings.
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* mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Likewise.
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Mon Mar 22 16:18:27 1999 Nick Clifton <nickc@cygnus.com>
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* config/arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Do not bother
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@ -22,8 +22,9 @@ Boston, MA 02111-1307, USA. */
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after mips.h. */
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#undef SUBTARGET_TARGET_OPTIONS
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#define SUBTARGET_TARGET_OPTIONS\
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{ "abi=", &mips_abi_string },
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#define SUBTARGET_TARGET_OPTIONS \
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{ "abi=", &mips_abi_string, \
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"Speciy ABI to use"},
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#undef STACK_BOUNDARY
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#define STACK_BOUNDARY \
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@ -452,69 +452,129 @@ extern void mips_select_section ();
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#define TARGET_SWITCHES \
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{ \
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{"int64", MASK_INT64 | MASK_LONG64}, \
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{"long64", MASK_LONG64}, \
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{"long32", -(MASK_LONG64 | MASK_INT64)}, \
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{"split-addresses", MASK_SPLIT_ADDR}, \
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{"no-split-addresses", -MASK_SPLIT_ADDR}, \
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{"mips-as", -MASK_GAS}, \
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{"gas", MASK_GAS}, \
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{"rnames", MASK_NAME_REGS}, \
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{"no-rnames", -MASK_NAME_REGS}, \
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{"gpOPT", MASK_GPOPT}, \
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{"gpopt", MASK_GPOPT}, \
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{"no-gpOPT", -MASK_GPOPT}, \
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{"no-gpopt", -MASK_GPOPT}, \
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{"stats", MASK_STATS}, \
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{"no-stats", -MASK_STATS}, \
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{"memcpy", MASK_MEMCPY}, \
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{"no-memcpy", -MASK_MEMCPY}, \
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{"mips-tfile", MASK_MIPS_TFILE}, \
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{"no-mips-tfile", -MASK_MIPS_TFILE}, \
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{"soft-float", MASK_SOFT_FLOAT}, \
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{"hard-float", -MASK_SOFT_FLOAT}, \
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{"fp64", MASK_FLOAT64}, \
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{"fp32", -MASK_FLOAT64}, \
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{"gp64", MASK_64BIT}, \
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{"gp32", -MASK_64BIT}, \
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{"abicalls", MASK_ABICALLS}, \
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{"no-abicalls", -MASK_ABICALLS}, \
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{"half-pic", MASK_HALF_PIC}, \
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{"no-half-pic", -MASK_HALF_PIC}, \
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{"long-calls", MASK_LONG_CALLS}, \
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{"no-long-calls", -MASK_LONG_CALLS}, \
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{"embedded-pic", MASK_EMBEDDED_PIC}, \
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{"no-embedded-pic", -MASK_EMBEDDED_PIC}, \
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{"embedded-data", MASK_EMBEDDED_DATA}, \
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{"no-embedded-data", -MASK_EMBEDDED_DATA}, \
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{"eb", MASK_BIG_ENDIAN}, \
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{"el", -MASK_BIG_ENDIAN}, \
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{"single-float", MASK_SINGLE_FLOAT}, \
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{"double-float", -MASK_SINGLE_FLOAT}, \
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{"mad", MASK_MAD}, \
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{"no-mad", -MASK_MAD}, \
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{"fix4300", MASK_4300_MUL_FIX}, \
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{"no-fix4300", -MASK_4300_MUL_FIX}, \
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{"4650", MASK_MAD | MASK_SINGLE_FLOAT}, \
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{"3900", MASK_MIPS3900}, \
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{"check-zero-division",-MASK_NO_CHECK_ZERO_DIV}, \
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{"no-check-zero-division", MASK_NO_CHECK_ZERO_DIV}, \
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{"check-range-division",MASK_CHECK_RANGE_DIV}, \
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{"no-check-range-division",-MASK_CHECK_RANGE_DIV}, \
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{"debug", MASK_DEBUG}, \
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{"debuga", MASK_DEBUG_A}, \
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{"debugb", MASK_DEBUG_B}, \
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{"debugc", MASK_DEBUG_C}, \
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{"debugd", MASK_DEBUG_D}, \
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{"debuge", MASK_DEBUG_E}, \
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{"debugf", MASK_DEBUG_F}, \
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{"debugg", MASK_DEBUG_G}, \
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{"debugh", MASK_DEBUG_H}, \
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{"debugi", MASK_DEBUG_I}, \
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{"int64", MASK_INT64 | MASK_LONG64, \
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"Use 64-bit int type"}, \
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{"long64", MASK_LONG64, \
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"Use 64-bit long type"}, \
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{"long32", -(MASK_LONG64 | MASK_INT64), \
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"Use 32-bit long type"}, \
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{"split-addresses", MASK_SPLIT_ADDR, \
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"Optimize lui/addiu address loads"}, \
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{"no-split-addresses", -MASK_SPLIT_ADDR, \
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"Don't optimize lui/addiu address loads"}, \
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{"mips-as", -MASK_GAS, \
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"Use MIPS as"}, \
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{"gas", MASK_GAS, \
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"Use GNU as"}, \
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{"rnames", MASK_NAME_REGS, \
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"Use symbolic register names"}, \
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{"no-rnames", -MASK_NAME_REGS, \
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"Don't use symbolic register names"}, \
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{"gpOPT", MASK_GPOPT, \
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"Use GP relative sdata/sbss sections"}, \
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{"gpopt", MASK_GPOPT, \
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"Use GP relative sdata/sbss sections"}, \
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{"no-gpOPT", -MASK_GPOPT, \
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"Don't use GP relative sdata/sbss sections"}, \
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{"no-gpopt", -MASK_GPOPT, \
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"Don't use GP relative sdata/sbss sections"}, \
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{"stats", MASK_STATS, \
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"Output compiler statistics"}, \
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{"no-stats", -MASK_STATS, \
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"Don't output compiler statistics"}, \
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{"memcpy", MASK_MEMCPY, \
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"Don't optimize block moves"}, \
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{"no-memcpy", -MASK_MEMCPY, \
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"Optimize block moves"}, \
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{"mips-tfile", MASK_MIPS_TFILE, \
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"Use mips-tfile asm postpass"}, \
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{"no-mips-tfile", -MASK_MIPS_TFILE, \
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"Don't use mips-tfile asm postpass"}, \
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{"soft-float", MASK_SOFT_FLOAT, \
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"Use software floating point"}, \
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{"hard-float", -MASK_SOFT_FLOAT, \
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"Use hardware floating point"}, \
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{"fp64", MASK_FLOAT64, \
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"Use 64-bit FP registers"}, \
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{"fp32", -MASK_FLOAT64, \
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"Use 32-bit FP registers"}, \
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{"gp64", MASK_64BIT, \
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"Use 64-bit general registers"}, \
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{"gp32", -MASK_64BIT, \
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"Use 32-bit general registers"}, \
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{"abicalls", MASK_ABICALLS, \
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"Use Irix PIC"}, \
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{"no-abicalls", -MASK_ABICALLS, \
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"Don't use Irix PIC"}, \
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{"half-pic", MASK_HALF_PIC, \
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"Use OSF PIC"}, \
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{"no-half-pic", -MASK_HALF_PIC, \
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"Don't use OSF PIC"}, \
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{"long-calls", MASK_LONG_CALLS, \
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"Use indirect calls"}, \
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{"no-long-calls", -MASK_LONG_CALLS, \
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"Don't use indirect calls"}, \
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{"embedded-pic", MASK_EMBEDDED_PIC, \
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"Use embedded PIC"}, \
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{"no-embedded-pic", -MASK_EMBEDDED_PIC, \
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"Don't use embedded PIC"}, \
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{"embedded-data", MASK_EMBEDDED_DATA, \
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"Use ROM instead of RAM"}, \
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{"no-embedded-data", -MASK_EMBEDDED_DATA, \
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"Don't use ROM instead of RAM"}, \
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{"eb", MASK_BIG_ENDIAN, \
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"Use big-endian byte order"}, \
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{"el", -MASK_BIG_ENDIAN, \
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"Use little-endian byte order"}, \
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{"single-float", MASK_SINGLE_FLOAT, \
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"Use single (32-bit) FP only"}, \
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{"double-float", -MASK_SINGLE_FLOAT, \
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"Don't use single (32-bit) FP only"}, \
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{"mad", MASK_MAD, \
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"Use multiply accumulate"}, \
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{"no-mad", -MASK_MAD, \
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"Don't use multiply accumulate"}, \
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{"fix4300", MASK_4300_MUL_FIX, \
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"Work around early 4300 hardware bug"}, \
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{"no-fix4300", -MASK_4300_MUL_FIX, \
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"Don't work around early 4300 hardware bug"}, \
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{"4650", MASK_MAD | MASK_SINGLE_FLOAT, \
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"Optimize for 4650"}, \
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{"3900", MASK_MIPS3900, \
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"Optimize for 3900"}, \
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{"check-zero-division",-MASK_NO_CHECK_ZERO_DIV, \
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"Trap on integer divide by zero"}, \
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{"no-check-zero-division", MASK_NO_CHECK_ZERO_DIV, \
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"Don't trap on integer divide by zero"}, \
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{"check-range-division",MASK_CHECK_RANGE_DIV, \
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"Trap on integer divide overflow"}, \
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{"no-check-range-division",-MASK_CHECK_RANGE_DIV, \
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"Don't trap on integer divide overflow"}, \
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{"debug", MASK_DEBUG, \
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NULL}, \
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{"debuga", MASK_DEBUG_A, \
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NULL}, \
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{"debugb", MASK_DEBUG_B, \
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NULL}, \
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{"debugc", MASK_DEBUG_C, \
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NULL}, \
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{"debugd", MASK_DEBUG_D, \
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NULL}, \
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{"debuge", MASK_DEBUG_E, \
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NULL}, \
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{"debugf", MASK_DEBUG_F, \
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NULL}, \
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{"debugg", MASK_DEBUG_G, \
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NULL}, \
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{"debugh", MASK_DEBUG_H, \
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NULL}, \
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{"debugi", MASK_DEBUG_I, \
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NULL}, \
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{"", (TARGET_DEFAULT \
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| TARGET_CPU_DEFAULT \
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| TARGET_ENDIAN_DEFAULT)} \
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}
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| TARGET_ENDIAN_DEFAULT), \
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NULL}, \
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}
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/* Default target_flags if no switches are specified */
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@ -575,11 +635,16 @@ extern void mips_select_section ();
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#define TARGET_OPTIONS \
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{ \
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SUBTARGET_TARGET_OPTIONS \
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{ "cpu=", &mips_cpu_string }, \
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{ "ips", &mips_isa_string }, \
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{ "entry", &mips_entry_string }, \
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{ "no-mips16", &mips_no_mips16_string }, \
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{ "explicit-type-size", &mips_explicit_type_size_string } \
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{ "cpu=", &mips_cpu_string, \
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"Specify CPU for scheduling purposes"}, \
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{ "ips", &mips_isa_string, \
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"Specify MIPS ISA"}, \
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{ "entry", &mips_entry_string, \
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"Use mips16 entry/exit psuedo ops"}, \
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{ "no-mips16", &mips_no_mips16_string, \
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"Don't use MIPS16 instructions"}, \
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{ "explicit-type-size", &mips_explicit_type_size_string, \
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NULL}, \
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}
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/* This is meant to be redefined in the host dependent files. */
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