From: Toma Tabacu <[email protected]>

Differentiate the 'u' GAS .macro argument from the '\u' C preprocessor unicode
escape sequence by renaming it to '_u'.

When the 'u' argument is evaluated, we end up writing '\u', which causes
clang to emit -Wunicode warnings.

This silences a couple of -Wunicode warnings reported by clang.
The changed code can be preprocessed without warnings by both gcc and clang.

Signed-off-by: Toma Tabacu <[email protected]>
Signed-off-by: Daniel Sanders <[email protected]>
Cc: Ralf Baechle <[email protected]>
Cc: Paul Burton <[email protected]>
Cc: Paul Bolle <[email protected]>
Cc: "Steven J. Hill" <[email protected]>
Cc: Manuel Lauss <[email protected]>
Cc: Jim Quinlan <[email protected]>
Cc: [email protected]
Cc: [email protected]
---
 arch/mips/include/asm/asmmacro.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/mips/include/asm/asmmacro.h b/arch/mips/include/asm/asmmacro.h
index 6caf876..c657932 100644
--- a/arch/mips/include/asm/asmmacro.h
+++ b/arch/mips/include/asm/asmmacro.h
@@ -200,12 +200,12 @@
        .word   0x41600021 | (\reg << 16)
        .endm
 
-       .macro  MFTR    rt=0, rd=0, u=0, sel=0
-        .word  0x41000000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel)
+       .macro  MFTR    rt=0, rd=0, _u=0, sel=0
+        .word  0x41000000 | (\rt << 16) | (\rd << 11) | (\_u << 5) | (\sel)
        .endm
 
-       .macro  MTTR    rt=0, rd=0, u=0, sel=0
-        .word  0x41800000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel)
+       .macro  MTTR    rt=0, rd=0, _u=0, sel=0
+        .word  0x41800000 | (\rt << 16) | (\rd << 11) | (\_u << 5) | (\sel)
        .endm
 
 #ifdef TOOLCHAIN_SUPPORTS_MSA
-- 
2.1.4

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