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https://github.com/zeldaret/oot.git
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7334ffa373
* Format all handwritten asm and document some * Use c preprocessor for constants * Fix * Fix PI_STATUS_ERROR, some label improvements * Avoid hi/lo for constants * Some more comments * Properly mark functions as functions and their sizes * Fix merge * Improvements * Review suggestions, rework procedure start/end macros to be more like libreultra * Move IPL3 symbol definitions into ipl3.s * Fix undefined_syms, add include and language guards to asm.h and fix the comment in gbi.h * Consistent hex capitalization, add some MIPS builtin defines to CC_CHECK to behave properly * Add -no-pad-sections assembler option and clean up alignment in gu files and bzero * Further suggestions and improvements * Matrix conversion function clarifications * Fix passing AVOID_UB to gcc * Suggestions * Suggestions, global interrupt mask improvements * Further suggestions, interrupt mask comments * Comments fixes, rdb.h * Switch from # comments to // comments, remove unnecesary .set gp=64 directives * Further review suggestions * Missed one
166 lines
2.5 KiB
ArmAsm
166 lines
2.5 KiB
ArmAsm
#include "ultra64/asm.h"
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.set noreorder
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.section .data
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.balign 16
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DATA(qNaN0x3FFFFF)
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.word 0x7FBFFFFF
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ENDDATA(qNaN0x3FFFFF)
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DATA(qNaN0x10000)
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.word 0x7F810000
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ENDDATA(qNaN0x10000)
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DATA(sNaN0x3FFFFF)
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.word 0x7FFFFFFF
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ENDDATA(sNaN0x3FFFFF)
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.section .text
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.balign 16
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LEAF(floorf)
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floor.w.s $f12, $f12
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jr $ra
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cvt.s.w $f0, $f12
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END(floorf)
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LEAF(floor)
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floor.w.d $f12, $f12
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jr $ra
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cvt.d.w $f0, $f12
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END(floor)
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LEAF(lfloorf)
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floor.w.s $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(lfloorf)
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LEAF(lfloor)
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floor.w.d $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(lfloor)
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LEAF(ceilf)
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ceil.w.s $f12, $f12
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jr $ra
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cvt.s.w $f0, $f12
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END(ceilf)
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LEAF(ceil)
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ceil.w.d $f12, $f12
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jr $ra
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cvt.d.w $f0, $f12
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END(ceil)
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LEAF(lceilf)
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ceil.w.s $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(lceilf)
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LEAF(lceil)
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ceil.w.d $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(lceil)
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LEAF(truncf)
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trunc.w.s $f12, $f12
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jr $ra
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cvt.s.w $f0, $f12
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END(truncf)
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LEAF(trunc)
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trunc.w.d $f12, $f12
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jr $ra
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cvt.d.w $f0, $f12
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END(trunc)
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LEAF(ltruncf)
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trunc.w.s $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(ltruncf)
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LEAF(ltrunc)
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trunc.w.d $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(ltrunc)
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LEAF(nearbyintf)
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round.w.s $f12, $f12
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jr $ra
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cvt.s.w $f0, $f12
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END(nearbyintf)
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LEAF(nearbyint)
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round.w.d $f12, $f12
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jr $ra
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cvt.d.w $f0, $f12
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END(nearbyint)
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LEAF(lnearbyintf)
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round.w.s $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(lnearbyintf)
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LEAF(lnearbyint)
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round.w.d $f4, $f12
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mfc1 $v0, $f4
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jr $ra
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nop
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END(lnearbyint)
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LEAF(roundf)
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li.s $f4, 0.5
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nop
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add.s $f0, $f12, $f4
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floor.w.s $f0, $f0
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jr $ra
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cvt.s.w $f0, $f0
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END(roundf)
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LEAF(round)
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li.d $f4, 0.5
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nop
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add.d $f0, $f12, $f4
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floor.w.d $f0, $f0
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jr $ra
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cvt.d.w $f0, $f0
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END(round)
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LEAF(lroundf)
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li.s $f4, 0.5
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nop
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add.s $f0, $f12, $f4
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floor.w.s $f0, $f0
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mfc1 $v0, $f0
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jr $ra
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nop
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END(lroundf)
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LEAF(lround)
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li.d $f4, 0.5
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nop
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add.d $f0, $f12, $f4
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floor.w.d $f0, $f0
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mfc1 $v0, $f0
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jr $ra
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nop
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END(lround)
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