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Replace math.deg/math.rad with builtin Lua function.

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This commit is contained in:
Mike Pall 2013-02-22 01:44:17 +01:00
parent e20157c6e6
commit 19d5651455
9 changed files with 8 additions and 53 deletions
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7
src/host/buildvm_libbc.h
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@ -3,10 +3,13 @@
static const int libbc_endian = 0;
static const uint8_t libbc_code[] = {
0
0,1,2,0,0,1,2,22,1,0,0,72,1,2,0,241,135,158,166,3,220,203,178,130,4,0,1,2,0,
0,1,2,22,1,0,0,72,1,2,0,243,244,148,165,20,198,190,199,252,3,0
};
static const struct { const char *name; int ofs; } libbc_map[] = {
{NULL,0}
{"math_deg",0},
{"math_rad",25},
{NULL,50}
};

7
src/lib_math.c
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@ -63,11 +63,8 @@ LJLIB_ASM(math_log) LJLIB_REC(math_log)
return FFH_RETRY;
}
LJLIB_PUSH(57.29577951308232)
LJLIB_ASM_(math_deg) LJLIB_REC(math_degrad)
LJLIB_PUSH(0.017453292519943295)
LJLIB_ASM_(math_rad) LJLIB_REC(math_degrad)
LJLIB_LUA(math_deg) /* function(x) return x * 57.29577951308232 end */
LJLIB_LUA(math_rad) /* function(x) return x * 0.017453292519943295 end */
LJLIB_ASM(math_atan2) LJLIB_REC(.)
{

2
src/lj_dispatch.h
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@ -60,7 +60,7 @@ typedef uint16_t HotCount;
#define HOTCOUNT_CALL 1
/* This solves a circular dependency problem -- bump as needed. Sigh. */
#define GG_NUM_ASMFF 62
#define GG_NUM_ASMFF 60
#define GG_LEN_DDISP (BC__MAX + GG_NUM_ASMFF)
#define GG_LEN_SDISP BC_FUNCF

8
src/lj_ffrecord.c
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@ -528,14 +528,6 @@ static void LJ_FASTCALL recff_math_modf(jit_State *J, RecordFFData *rd)
rd->nres = 2;
}
static void LJ_FASTCALL recff_math_degrad(jit_State *J, RecordFFData *rd)
{
TRef tr = lj_ir_tonum(J, J->base[0]);
TRef trm = lj_ir_knum(J, numV(&J->fn->c.upvalue[0]));
J->base[0] = emitir(IRTN(IR_MUL), tr, trm);
UNUSED(rd);
}
static void LJ_FASTCALL recff_math_pow(jit_State *J, RecordFFData *rd)
{
TRef tr = lj_ir_tonum(J, J->base[0]);

13
src/vm_arm.dasc
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@ -1501,19 +1501,6 @@ static void build_subroutines(BuildCtx *ctx)
| math_extern2 atan2
| math_extern2 fmod
|
|->ff_math_deg:
|.if FPU
| .ffunc_d math_rad
| vldr d1, CFUNC:CARG3->upvalue[0]
| vmul.f64 d0, d0, d1
| b ->fff_resd
|.else
| .ffunc_n math_rad
| ldrd CARG34, CFUNC:CARG3->upvalue[0]
| bl extern __aeabi_dmul
| b ->fff_restv
|.endif
|
|.if HFABI
| .ffunc math_ldexp
| ldr CARG4, [BASE, #4]

6
src/vm_mips.dasc
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@ -1521,12 +1521,6 @@ static void build_subroutines(BuildCtx *ctx)
| b ->fff_resn
|. nop
|
|->ff_math_deg:
|.ffunc_n math_rad
|. ldc1 FARG2, CFUNC:RB->upvalue[0]
| b ->fff_resn
|. mul.d FRET1, FARG1, FARG2
|
|.ffunc_nn math_ldexp
| cvt.w.d FARG2, FARG2
| load_got ldexp

6
src/vm_ppc.dasc
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@ -1870,12 +1870,6 @@ static void build_subroutines(BuildCtx *ctx)
| math_extern2 atan2
| math_extern2 fmod
|
|->ff_math_deg:
|.ffunc_n math_rad
| lfd FARG2, CFUNC:RB->upvalue[0]
| fmul FARG1, FARG1, FARG2
| b ->fff_resn
|
|.if DUALNUM
|.ffunc math_ldexp
| cmplwi NARGS8:RC, 16

6
src/vm_ppcspe.dasc
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@ -1456,12 +1456,6 @@ static void build_subroutines(BuildCtx *ctx)
| math_extern2 atan2
| math_extern2 fmod
|
|->ff_math_deg:
|.ffunc_n math_rad
| evldd CARG2, CFUNC:RB->upvalue[0]
| efdmul CRET1, CARG1, CARG2
| b ->fff_restv
|
|.ffunc math_ldexp
| cmplwi NARGS8:RC, 16
| evldd CARG2, 0(BASE)

6
src/vm_x86.dasc
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@ -2030,12 +2030,6 @@ static void build_subroutines(BuildCtx *ctx)
| math_extern cosh
| math_extern tanh
|
|->ff_math_deg:
|.ffunc_nsse math_rad
| mov CFUNC:RB, [BASE-8]
| mulsd xmm0, qword CFUNC:RB->upvalue[0]
| jmp ->fff_resxmm0
|
|.ffunc_nn math_atan2; fpatan; jmp ->fff_resn
|.ffunc_nnr math_ldexp; fscale; fpop1; jmp ->fff_resn
|