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Re: no mul/div instruction

From: Ian Lance Taylor <iant at google dot com>
To: "Kunal Parmar" <kunalparmar at gmail dot com>
Cc: gcc at gcc dot gnu dot org
Date: Tue, 22 Apr 2008 16:12:41 -0700
Subject: Re: no mul/div instruction
References: <480E164A.6020205@gmail.com> <m3bq41iz0u.fsf@google.com> <d2ebc03d0804221353m5dd7bc03x80036c18bf83421b@mail.gmail.com> <m3skxdegw6.fsf@google.com> <d2ebc03d0804221431s72f1fe25yd40acf63d8f7226@mail.gmail.com>

"Kunal Parmar" <kunalparmar@gmail.com> writes:

>>  Yes, I think __mulsi3 will be built for you automatically.
>
> I gave a definition of __mulhi3 for my architecture. But I don't get
> __mulsi3 in libgcc.a. Do I have to enable some options for this ?

Looking at libgcc2.h, it seems like you might need to define
LIBGCC2_UNITS_PER_WORD in your tm.h file.

Ian

Follow-Ups:
- Re: no mul/div instruction
  - From: Kunal Parmar

References:
- no mul/div instruction
  - From: Kunal Parmar
- Re: no mul/div instruction
  - From: Ian Lance Taylor
- Re: no mul/div instruction
  - From: Kunal Parmar
- Re: no mul/div instruction
  - From: Ian Lance Taylor
- Re: no mul/div instruction
  - From: Kunal Parmar

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