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Update LuaJIT to the latest 2.1.0 source (1d8b747)

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Alex Szpakowski
2020-10-12 18:09:06 -03:00
parent ec1ceaf373
commit 72540d2d5a
214 changed files with 4738 additions and 3800 deletions
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libs/LuaJIT/src/lj_vmmath.c
+7 -20
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@@ -1,6 +1,6 @@
/*
** Math helper functions for assembler VM.
** Copyright (C) 2005-2017 Mike Pall. See Copyright Notice in luajit.h
** Copyright (C) 2005-2020 Mike Pall. See Copyright Notice in luajit.h
*/
#define lj_vmmath_c
@@ -48,10 +48,9 @@ double lj_vm_foldarith(double x, double y, int op)
case IR_NEG - IR_ADD: return -x; break;
case IR_ABS - IR_ADD: return fabs(x); break;
#if LJ_HASJIT
case IR_ATAN2 - IR_ADD: return atan2(x, y); break;
case IR_LDEXP - IR_ADD: return ldexp(x, (int)y); break;
case IR_MIN - IR_ADD: return x > y ? y : x; break;
case IR_MAX - IR_ADD: return x < y ? y : x; break;
case IR_MIN - IR_ADD: return x < y ? x : y; break;
case IR_MAX - IR_ADD: return x > y ? x : y; break;
#endif
default: return x;
}
@@ -61,7 +60,8 @@ double lj_vm_foldarith(double x, double y, int op)
int32_t LJ_FASTCALL lj_vm_modi(int32_t a, int32_t b)
{
uint32_t y, ua, ub;
lua_assert(b != 0); /* This must be checked before using this function. */
/* This must be checked before using this function. */
lj_assertX(b != 0, "modulo with zero divisor");
ua = a < 0 ? (uint32_t)-a : (uint32_t)a;
ub = b < 0 ? (uint32_t)-b : (uint32_t)b;
y = ua % ub;
@@ -80,19 +80,12 @@ double lj_vm_log2(double a)
}
#endif
#ifdef LUAJIT_NO_EXP2
double lj_vm_exp2(double a)
{
return exp(a * 0.6931471805599453);
}
#endif
#if !LJ_TARGET_X86ORX64
/* Unsigned x^k. */
static double lj_vm_powui(double x, uint32_t k)
{
double y;
lua_assert(k != 0);
lj_assertX(k != 0, "pow with zero exponent");
for (; (k & 1) == 0; k >>= 1) x *= x;
y = x;
if ((k >>= 1) != 0) {
@@ -129,15 +122,9 @@ double lj_vm_foldfpm(double x, int fpm)
case IRFPM_CEIL: return lj_vm_ceil(x);
case IRFPM_TRUNC: return lj_vm_trunc(x);
case IRFPM_SQRT: return sqrt(x);
case IRFPM_EXP: return exp(x);
case IRFPM_EXP2: return lj_vm_exp2(x);
case IRFPM_LOG: return log(x);
case IRFPM_LOG2: return lj_vm_log2(x);
case IRFPM_LOG10: return log10(x);
case IRFPM_SIN: return sin(x);
case IRFPM_COS: return cos(x);
case IRFPM_TAN: return tan(x);
default: lua_assert(0);
default: lj_assertX(0, "bad fpm %d", fpm);
}
return 0;
}