powerpc: Eliminate UP macro conditionals

Message ID 87r1oxtr30.fsf@oldenburg2.str.redhat.com
State Committed
Commit d5c4cce9c3eb82cb57d01a3ce3a0999e146abd63
Headers
Series powerpc: Eliminate UP macro conditionals |

Commit Message

Florian Weimer Nov. 13, 2020, 11:48 a.m. UTC
  The macro is never defined.

---
 sysdeps/powerpc/atomic-machine.h           | 11 +++--------
 sysdeps/powerpc/powerpc32/atomic-machine.h |  4 +---
 sysdeps/powerpc/powerpc64/atomic-machine.h |  4 +---
 3 files changed, 5 insertions(+), 14 deletions(-)
  

Comments

Adhemerval Zanella Netto Nov. 13, 2020, 1:46 p.m. UTC | #1
On 13/11/2020 08:48, Florian Weimer via Libc-alpha wrote:
> The macro is never defined.

LGTM, thanks.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

> 
> ---
>  sysdeps/powerpc/atomic-machine.h           | 11 +++--------
>  sysdeps/powerpc/powerpc32/atomic-machine.h |  4 +---
>  sysdeps/powerpc/powerpc64/atomic-machine.h |  4 +---
>  3 files changed, 5 insertions(+), 14 deletions(-)
> 
> diff --git a/sysdeps/powerpc/atomic-machine.h b/sysdeps/powerpc/atomic-machine.h
> index bd357a44a6..4feb21532f 100644
> --- a/sysdeps/powerpc/atomic-machine.h
> +++ b/sysdeps/powerpc/atomic-machine.h
> @@ -53,14 +53,9 @@ typedef uintmax_t uatomic_max_t;
>  #define __arch_compare_and_exchange_bool_16_acq(mem, newval, oldval) \
>    (abort (), 0)
>  
> -#ifdef UP
> -# define __ARCH_ACQ_INSTR	""
> -# define __ARCH_REL_INSTR	""
> -#else
> -# define __ARCH_ACQ_INSTR	"isync"
> -# ifndef __ARCH_REL_INSTR
> -#  define __ARCH_REL_INSTR	"sync"
> -# endif
> +#define __ARCH_ACQ_INSTR	"isync"
> +#ifndef __ARCH_REL_INSTR
> +# define __ARCH_REL_INSTR	"sync"
>  #endif
>  
>  #ifndef MUTEX_HINT_ACQ

Ok.

> diff --git a/sysdeps/powerpc/powerpc32/atomic-machine.h b/sysdeps/powerpc/powerpc32/atomic-machine.h
> index 61c794991c..066759d097 100644
> --- a/sysdeps/powerpc/powerpc32/atomic-machine.h
> +++ b/sysdeps/powerpc/powerpc32/atomic-machine.h
> @@ -105,9 +105,7 @@
>  /*
>   * "light weight" sync can also be used for the release barrier.
>   */
> -# ifndef UP
> -#  define __ARCH_REL_INSTR	"lwsync"
> -# endif
> +# define __ARCH_REL_INSTR	"lwsync"
>  # define atomic_write_barrier()	__asm ("lwsync" ::: "memory")
>  #else
>  /*

Ok.

> diff --git a/sysdeps/powerpc/powerpc64/atomic-machine.h b/sysdeps/powerpc/powerpc64/atomic-machine.h
> index 421dbd10c4..c9372a8e9e 100644
> --- a/sysdeps/powerpc/powerpc64/atomic-machine.h
> +++ b/sysdeps/powerpc/powerpc64/atomic-machine.h
> @@ -230,9 +230,7 @@
>  /*
>   * "light weight" sync can also be used for the release barrier.
>   */
> -#ifndef UP
> -# define __ARCH_REL_INSTR	"lwsync"
> -#endif
> +#define __ARCH_REL_INSTR	"lwsync"
>  #define atomic_write_barrier()	__asm ("lwsync" ::: "memory")
>  
>  /*
> 

Ok.
  

Patch

diff --git a/sysdeps/powerpc/atomic-machine.h b/sysdeps/powerpc/atomic-machine.h
index bd357a44a6..4feb21532f 100644
--- a/sysdeps/powerpc/atomic-machine.h
+++ b/sysdeps/powerpc/atomic-machine.h
@@ -53,14 +53,9 @@  typedef uintmax_t uatomic_max_t;
 #define __arch_compare_and_exchange_bool_16_acq(mem, newval, oldval) \
   (abort (), 0)
 
-#ifdef UP
-# define __ARCH_ACQ_INSTR	""
-# define __ARCH_REL_INSTR	""
-#else
-# define __ARCH_ACQ_INSTR	"isync"
-# ifndef __ARCH_REL_INSTR
-#  define __ARCH_REL_INSTR	"sync"
-# endif
+#define __ARCH_ACQ_INSTR	"isync"
+#ifndef __ARCH_REL_INSTR
+# define __ARCH_REL_INSTR	"sync"
 #endif
 
 #ifndef MUTEX_HINT_ACQ
diff --git a/sysdeps/powerpc/powerpc32/atomic-machine.h b/sysdeps/powerpc/powerpc32/atomic-machine.h
index 61c794991c..066759d097 100644
--- a/sysdeps/powerpc/powerpc32/atomic-machine.h
+++ b/sysdeps/powerpc/powerpc32/atomic-machine.h
@@ -105,9 +105,7 @@ 
 /*
  * "light weight" sync can also be used for the release barrier.
  */
-# ifndef UP
-#  define __ARCH_REL_INSTR	"lwsync"
-# endif
+# define __ARCH_REL_INSTR	"lwsync"
 # define atomic_write_barrier()	__asm ("lwsync" ::: "memory")
 #else
 /*
diff --git a/sysdeps/powerpc/powerpc64/atomic-machine.h b/sysdeps/powerpc/powerpc64/atomic-machine.h
index 421dbd10c4..c9372a8e9e 100644
--- a/sysdeps/powerpc/powerpc64/atomic-machine.h
+++ b/sysdeps/powerpc/powerpc64/atomic-machine.h
@@ -230,9 +230,7 @@ 
 /*
  * "light weight" sync can also be used for the release barrier.
  */
-#ifndef UP
-# define __ARCH_REL_INSTR	"lwsync"
-#endif
+#define __ARCH_REL_INSTR	"lwsync"
 #define atomic_write_barrier()	__asm ("lwsync" ::: "memory")
 
 /*