arm: Use -masm-syntax-unified when compiling with gcc8 or newer

Annoyingly, this makes all of the '.S' files we compile get treated as
divided syntax, so we need to make the syntax in them explicit.

Change-Id: I56a3916b7b24c84a1214a5d6bc4ed4d651f002cf

5 files changed, 10 insertions, 0 deletions

diff --git a/firmware/asm/arm/lcd-as-memframe.S b/firmware/asm/arm/lcd-as-memframe.S
index d42b2a920d..f69f6e5080 100644
--- a/firmware/asm/arm/lcd-as-memframe.S
+++ b/firmware/asm/arm/lcd-as-memframe.S
@@ -24,6 +24,8 @@
 #include "config.h"
 #include "cpu.h"
 
+     .syntax     unified
+
 /****************************************************************************
  * void lcd_copy_buffer_rect(fb_data *dst, fb_data *src, int width,
  *                           int height);
diff --git a/firmware/asm/arm/memcpy.S b/firmware/asm/arm/memcpy.S
index 86fc6b7930..1fbb6660e9 100644
--- a/firmware/asm/arm/memcpy.S
+++ b/firmware/asm/arm/memcpy.S
@@ -35,6 +35,8 @@
 #define push            lsr
 #endif
 
+    .syntax     unified
+
 /* Prototype: void *memcpy(void *dest, const void *src, size_t n); */
 /* Prototype: void *mempcpy(void *dest, const void *src, size_t n); */
 
diff --git a/firmware/asm/arm/memmove.S b/firmware/asm/arm/memmove.S
index e5c9b42928..cf22a74622 100644
--- a/firmware/asm/arm/memmove.S
+++ b/firmware/asm/arm/memmove.S
@@ -35,6 +35,8 @@
 #define push            lsr
 #endif
 
+        .syntax unified
+
         .text
 
 /*
diff --git a/firmware/asm/arm/memset.S b/firmware/asm/arm/memset.S
index d727f2a5ec..ef5cdb5819 100644
--- a/firmware/asm/arm/memset.S
+++ b/firmware/asm/arm/memset.S
@@ -20,6 +20,8 @@
  ****************************************************************************/
 #include "config.h"
 
+    .syntax unified
+
     .section    .icode,"ax",%progbits
 
     .align      2
diff --git a/firmware/asm/arm/memset16.S b/firmware/asm/arm/memset16.S
index 226eac39e1..851b9207a2 100644
--- a/firmware/asm/arm/memset16.S
+++ b/firmware/asm/arm/memset16.S
@@ -20,6 +20,8 @@
  ****************************************************************************/
 #include "config.h"
 
+    .syntax unified
+
     .section    .icode,"ax",%progbits
 
     .align      2