Tcctok defines the following __aeabi_xxx functions:
DEF(TOK_memcpy, "__aeabi_memcpy")
DEF(TOK_memcpy4, "__aeabi_memcpy4")
DEF(TOK_memcpy8, "__aeabi_memcpy8")
DEF(TOK_memset, "__aeabi_memset")
DEF(TOK___aeabi_ldivmod, "__aeabi_ldivmod")
DEF(TOK___aeabi_uldivmod, "__aeabi_uldivmod")
DEF(TOK___aeabi_idivmod, "__aeabi_idivmod")
DEF(TOK___aeabi_uidivmod, "__aeabi_uidivmod")
DEF(TOK___divsi3, "__aeabi_idiv")
DEF(TOK___udivsi3, "__aeabi_uidiv")
DEF(TOK___floatdisf, "__aeabi_l2f")
DEF(TOK___floatdidf, "__aeabi_l2d")
DEF(TOK___fixsfdi, "__aeabi_f2lz")
DEF(TOK___fixdfdi, "__aeabi_d2lz")
DEF(TOK___ashrdi3, "__aeabi_lasr")
DEF(TOK___lshrdi3, "__aeabi_llsr")
DEF(TOK___ashldi3, "__aeabi_llsl")
DEF(TOK___floatundisf, "__aeabi_ul2f")
DEF(TOK___floatundidf, "__aeabi_ul2d")
DEF(TOK___fixunssfdi, "__aeabi_f2ulz")
DEF(TOK___fixunsdfdi, "__aeabi_d2ulz")
are defined in ./libgcc/config/arm/* files from gcc source code.
-----Original Message-----
From: Thomas Preud'homme [mailto:robo...@celest.fr]
Sent: dimanche 11 novembre 2012 20:18
To: tinycc-devel@nongnu.org
Cc: Christian Jullien
Subject: Re: [Tinycc-devel] __aeabi_idivmod & __aeabi_idiv are undefined
Le dimanche 11 novembre 2012 19:53:27, Christian Jullien a écrit :
[SNIP]
>
>
> I get
>
> tcc: error: undefined symbol '__aeabi_idiv'
>
> tcc: error: undefined symbol '__aeabi_idivmod'
>
[SNIP]
>
> Changing int to unsigned int results in:
>
> tcc: error: undefined symbol '__aeabi_uidiv'
>
> tcc: error: undefined symbol '__aeabi_uidivmod'
>
> Now the question:
>
> Is it expected to link with libgcc.a ? What other __aeabi_xxx
> functions are missing?
I don't know but I could look at the source to make a list. I don't have much
time now though.
>
> Could we add them in libtcc.a ?
I guess I could write easily suboptimal functions for integer manipulation. If
some functions are needed for float manipulation it might require me more time
though.
>
>
>
> If tcc is expected to replace gcc, imho it should not use any gcc
> specific lib.
yes indeed. It should support both modes.
>
> I've also checked that no .a exist in /usr/lib having those missing
> functions.
>
>
>
> Christian
Thomas
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