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libtcc1: Remove mesabi dependencies for TinyCC. 

* lib/libtcc1.c (__divdi3, __moddi3, __udivdi3, __umoddi3, __lshrdi3,
__ashldi3, __ashrdi3, __floatundixf, __fixunsxfdi, __fixxfdi,
__fixsfdi)[__TINYC__]: No stub printing.
This commit is contained in:
Jan (janneke) Nieuwenhuizen 2020-12-12 23:53:03 +01:00
parent cb79d8ffb1
commit 9694354633
No known key found for this signature in database
GPG Key ID: F3C1A0D9C1D65273
1 changed files with 31 additions and 14 deletions
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45
lib/libtcc1.c
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@ -1,6 +1,6 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
* Copyright © 2017,2018,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
@ -23,20 +23,24 @@
double
__divdi3 (double a, double b)
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__divdi3 stub\n");
stub = 1;
#endif
return ((long) a / (long) b);
}
double
__moddi3 (double a, double b)
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__moddi3 stub\n");
stub = 1;
#endif
return ((long) a % (long) b);
}
@ -48,14 +52,16 @@ unsigned long
__udivdi3 (unsigned long a, long ah, unsigned long b)
#endif
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__udivdi3 stub\n");
stub = 1;
if (!b)
return 0;
#endif
unsigned long ai = a;
unsigned long bi = b;
if (!b)
return 0;
return ai / bi;
}
@ -67,10 +73,12 @@ unsigned long
__umoddi3 (unsigned long a, long ah, unsigned long b)
#endif
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__umoddi3 stub\n");
stub = 1;
#endif
unsigned long ai = a;
unsigned long bi = b;
return ai % bi;
@ -84,17 +92,16 @@ unsigned long
__lshrdi3 (unsigned long a, long ah, long b)
#endif
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__lshrdi3 stub\n");
stub = 1;
#if 0 // In some instances, this recurses
return a >> b;
#else
#else // __TINYC__
for (int i = 0; i < b; i++)
a /= 2;
return a;
#endif
#endif // __TINYC__
}
#if HAVE_LONG_LONG
@ -105,17 +112,17 @@ long
__ashldi3 (long a, long ah, long b)
#endif
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__ashldi3 stub\n");
stub = 1;
#if 0 // In some instances, this recurses
return a << b;
#else
#else // __TINYC__
for (int i = 0; i < b; i++)
a += a;
return a;
#endif
#endif // __TINYC__
}
#if HAVE_LONG_LONG
@ -126,17 +133,17 @@ long
__ashrdi3 (long a, long ah, long b)
#endif
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__ashrdi3 stub\n");
stub = 1;
#if 0 // In some instances, this recurses
return a >> b;
#else
return a >> b;
#else // __TINYC__
for (int i = 0; i < b; i++)
a /= 2;
return a;
#endif
#endif // __TINYC__
}
#if HAVE_LONG_LONG && HAVE_FLOAT
@ -147,10 +154,12 @@ double
__floatundixf (unsigned long a)
#endif
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__floatundixf stub\n");
stub = 1;
#endif
return 0;
}
@ -161,10 +170,12 @@ unsigned long
#endif
__fixunsxfdi (double a1)
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__fixunsxfdi stub\n");
stub = 1;
#endif
return 0;
}
@ -177,10 +188,12 @@ long long
#endif // !__TINYCC__
__fixdfdi (double a1)
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__fixdfdi stub\n");
stub = 1;
#endif
return 0;
}
@ -192,10 +205,12 @@ unsigned long
__fixxfdi (double a1)
#endif
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__fixxfdi stub\n");
stub = 1;
#endif
return 0;
}
@ -206,9 +221,11 @@ long
#endif
__fixsfdi (double a1)
{
#if !__TINYC__
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("__fixsfdi stub\n");
stub = 1;
#endif
return 0;
}