linux-kernel - [PATCH v2 0/4] tools/nolibc: MIPS: entrypoint cleanups and N32/N64 ABIs

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Message-Id: <20250225-nolibc-mips-n32-v2-0-664b47d87fa0@weissschuh.net>
Date: Tue, 25 Feb 2025 18:02:34 +0100
From: Thomas Weißschuh <linux@...ssschuh.net>
To: Willy Tarreau <w@....eu>, Shuah Khan <shuah@...nel.org>, 
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>, 
 "Maciej W. Rozycki" <macro@...am.me.uk>
Cc: linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, 
 linux-mips@...r.kernel.org, 
 Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH v2 0/4] tools/nolibc: MIPS: entrypoint cleanups and N32/N64
 ABIs

Introduce support for the N32 and N64 ABIs. As preparation, the
entrypoint is first simplified significantly. Thanks to Maciej for all
the valuable information.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
Changes in v2:
- Clean up entrypoint first
- Annotate #endifs
- Link to v1: https://lore.kernel.org/r/20250212-nolibc-mips-n32-v1-1-6892e58d1321@weissschuh.net

---
Thomas Weißschuh (4):
      tools/nolibc: MIPS: drop $gp setup
      tools/nolibc: MIPS: drop manual stack pointer alignment
      tools/nolibc: MIPS: drop noreorder option
      tools/nolibc: MIPS: add support for N64 and N32 ABIs

 tools/include/nolibc/arch-mips.h            | 117 +++++++++++++++++++++-------
 tools/testing/selftests/nolibc/Makefile     |  28 ++++++-
 tools/testing/selftests/nolibc/run-tests.sh |   2 +-
 3 files changed, 118 insertions(+), 29 deletions(-)
---
base-commit: 9c812b01f13d37410ea103e00bc47e5e0f6d2bad
change-id: 20231105-nolibc-mips-n32-234901bd910d

Best regards,
-- 
Thomas Weißschuh <linux@...ssschuh.net>