[PATCH v2 2/6] tools/nolibc: move MIPS ABI validation into arch-mips.h

From: Thomas Weißschuh
Date: Sun Nov 05 2023 - 06:35:16 EST


When installing nolibc to a sysroot arch.h is not used so its ABI check
is bypassed. This makes is possible to compile nolibc with a non O32 ABI
which may build but can not run.

Move the check into arch-mips.h so it will always be evaluated.

Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
Acked-by: Willy Tarreau <w@xxxxxx>
---
tools/include/nolibc/arch-mips.h | 4 ++++
tools/include/nolibc/arch.h | 2 +-
2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/tools/include/nolibc/arch-mips.h b/tools/include/nolibc/arch-mips.h
index 4ab6fa54beee..3a2c76716b83 100644
--- a/tools/include/nolibc/arch-mips.h
+++ b/tools/include/nolibc/arch-mips.h
@@ -10,6 +10,10 @@
#include "compiler.h"
#include "crt.h"

+#if !defined(_ABIO32)
+#error Unsupported MIPS ABI
+#endif
+
/* Syscalls for MIPS ABI O32 :
* - WARNING! there's always a delayed slot!
* - WARNING again, the syntax is different, registers take a '$' and numbers
diff --git a/tools/include/nolibc/arch.h b/tools/include/nolibc/arch.h
index 2f72ccac0378..c8f4e5d3add9 100644
--- a/tools/include/nolibc/arch.h
+++ b/tools/include/nolibc/arch.h
@@ -23,7 +23,7 @@
#include "arch-arm.h"
#elif defined(__aarch64__)
#include "arch-aarch64.h"
-#elif defined(__mips__) && defined(_ABIO32)
+#elif defined(__mips__)
#include "arch-mips.h"
#elif defined(__powerpc__)
#include "arch-powerpc.h"

--
2.42.1