linux-kernel - [PATCH v3 1/5] ARM: use unified assembler in macros

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Date:   Tue, 12 Feb 2019 21:01:57 +0100
From:   Stefan Agner <stefan@...er.ch>
To:     linux@...linux.org.uk
Cc:     ndesaulniers@...gle.com, natechancellor@...il.com, arnd@...db.de,
        ard.biesheuvel@...aro.org, nicolas.pitre@...aro.org,
        thierry.reding@...il.com, will.deacon@....com,
        julien.thierry@....com, mark.rutland@....com,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Stefan Agner <stefan@...er.ch>, Nicolas Pitre <nico@...aro.org>
Subject: [PATCH v3 1/5] ARM: use unified assembler in macros

Use unified assembler syntax (UAL) in macros. Divided syntax is
considered deprecated. This will also allow to build the kernel
using LLVM's integrated assembler.

Signed-off-by: Stefan Agner <stefan@...er.ch>
Acked-by: Nicolas Pitre <nico@...aro.org>
---
Changes in v2:
- Remove excessive null tokens

 arch/arm/lib/copy_from_user.S | 2 +-
 arch/arm/lib/copy_to_user.S   | 2 +-
 arch/arm/lib/memcpy.S         | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/arm/lib/copy_from_user.S b/arch/arm/lib/copy_from_user.S
index 0d4c189c7f4f..6a3419e2c6d8 100644
--- a/arch/arm/lib/copy_from_user.S
+++ b/arch/arm/lib/copy_from_user.S
@@ -91,7 +91,7 @@
 	.endm
 
 	.macro str1b ptr reg cond=al abort
-	str\cond\()b \reg, [\ptr], #1
+	strb\cond \reg, [\ptr], #1
 	.endm
 
 	.macro enter reg1 reg2
diff --git a/arch/arm/lib/copy_to_user.S b/arch/arm/lib/copy_to_user.S
index 97a6ff4b7e3c..c7d08096e354 100644
--- a/arch/arm/lib/copy_to_user.S
+++ b/arch/arm/lib/copy_to_user.S
@@ -49,7 +49,7 @@
 	.endm
 
 	.macro ldr1b ptr reg cond=al abort
-	ldr\cond\()b \reg, [\ptr], #1
+	ldrb\cond \reg, [\ptr], #1
 	.endm
 
 #ifdef CONFIG_CPU_USE_DOMAINS
diff --git a/arch/arm/lib/memcpy.S b/arch/arm/lib/memcpy.S
index 64111bd4440b..4a6997bb4404 100644
--- a/arch/arm/lib/memcpy.S
+++ b/arch/arm/lib/memcpy.S
@@ -30,7 +30,7 @@
 	.endm
 
 	.macro ldr1b ptr reg cond=al abort
-	ldr\cond\()b \reg, [\ptr], #1
+	ldrb\cond \reg, [\ptr], #1
 	.endm
 
 	.macro str1w ptr reg abort
@@ -42,7 +42,7 @@
 	.endm
 
 	.macro str1b ptr reg cond=al abort
-	str\cond\()b \reg, [\ptr], #1
+	strb\cond \reg, [\ptr], #1
 	.endm
 
 	.macro enter reg1 reg2
-- 
2.20.1