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RE: [PATCH] mips: Do not use jal to reach __libc_start_main
- From: Joseph Myers <joseph at codesourcery dot com>
- To: Petar Jovanovic <petar dot jovanovic at rt-rk dot com>
- Cc: <libc-alpha at sourceware dot org>, <petar dot jovanovic at imgtec dot com>
- Date: Tue, 18 Nov 2014 22:54:42 +0000
- Subject: RE: [PATCH] mips: Do not use jal to reach __libc_start_main
- Authentication-results: sourceware.org; auth=none
- References: <1416266925-100072-1-git-send-email-petar dot jovanovic at rt-rk dot com> <alpine dot DEB dot 2 dot 10 dot 1411172355520 dot 3980 at digraph dot polyomino dot org dot uk> <002501d00366$6fb56210$4f202630$ at rt-rk dot com>
On Tue, 18 Nov 2014, Petar Jovanovic wrote:
> In short, the failing test program (reported in #17601) has been tested
> in the following combinations (given to gcc):
>
> 1. -EL
> 2. -EL -fPIC
> 3. -EL -fPIC -pie
> 4. -EL -mabi=32 -mips16
> 5. -EL -mabi=32 -mips16 -fPIC
> 6. -EL -mabi=32 -mips16 -fPIC -pie
>
> To execute it correctly for options 1, 2, 4 and 5, additional change
> (described in the bug tracker) was added in gcc/config/mips/mips.h.
>
> Further, a subset (1500 tests) from DejaGnu GCC test suite has been
> executed and has shown no regressions.
I think you need to run the glibc testsuite for at least one MIPS16 case,
at least one non-MIPS16 case; at least one case with GCC configured
--with-mips-plt, at least one case with GCC configured --without-mips-plt
(so at least two glibc testsuite runs, depending on how you combine those
cases).
--
Joseph S. Myers
joseph@codesourcery.com