[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-04-16 Thread uweigand at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

--- Comment #6 from Ulrich Weigand  2012-04-16 
15:19:47 UTC ---
Author: uweigand
Date: Mon Apr 16 15:19:43 2012
New Revision: 186498

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186498
Log:
2012-04-16  Ulrich Weigand  

PR target/51819
* config/arm/arm.c (arm_print_operand): Fix invalid alignment
hints for 'A' operand types.

Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/arm/arm.c

[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-01-20 Thread ramana at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

Ramana Radhakrishnan  changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution||FIXED

--- Comment #5 from Ramana Radhakrishnan  2012-01-20 
13:26:14 UTC ---
Fixed. .

[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-01-20 Thread ramana at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

--- Comment #4 from Ramana Radhakrishnan  2012-01-20 
13:24:53 UTC ---
Author: ramana
Date: Fri Jan 20 13:24:47 2012
New Revision: 183338

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183338
Log:

Fix PR target/51819 


Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/arm/arm.c

[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-01-20 Thread ramana at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

Ramana Radhakrishnan  changed:

   What|Removed |Added

 Status|NEW |ASSIGNED

[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-01-19 Thread rguenth at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

Richard Guenther  changed:

   What|Removed |Added

 Target|arm |arm-*-*
   Priority|P3  |P1

--- Comment #3 from Richard Guenther  2012-01-19 
12:51:33 UTC ---
Ping?

[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-01-12 Thread thejes.k at gmail dot com 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

--- Comment #2 from Thejes Kuttian  2012-01-13 
05:32:48 UTC ---
(In reply to comment #1)
> Completely untested but I think this is the correct fix for this problem. 
> 
> 
> 
> 
> diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
> index 4c310d4..31f03cc 100644
> --- a/gcc/config/arm/arm.c
> +++ b/gcc/config/arm/arm.c
> @@ -17720,7 +17720,7 @@ arm_print_operand (FILE *stream, rtx x, int code)
>   align_bits = 256;
> else if ((memsize == 8 || memsize == 16) && (align % 16) == 0)
>   align_bits = 128;
> -   else if ((align % 8) == 0)
> +   else if ((memsize >= 8) && (align % 8) == 0)
>   align_bits = 64;
> else
>   align_bits = 0;

Confirmed. This patch fixes the issue for me .

[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-01-11 Thread ramana at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

Ramana Radhakrishnan  changed:

   What|Removed |Added

 Status|UNCONFIRMED |NEW
   Last reconfirmed||2012-01-11
 CC||ramana at gcc dot gnu.org
 Ever Confirmed|0   |1

--- Comment #1 from Ramana Radhakrishnan  2012-01-11 
14:51:37 UTC ---

Completely untested but I think this is the correct fix for this problem. 




diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index 4c310d4..31f03cc 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -17720,7 +17720,7 @@ arm_print_operand (FILE *stream, rtx x, int code)
  align_bits = 256;
else if ((memsize == 8 || memsize == 16) && (align % 16) == 0)
  align_bits = 128;
-   else if ((align % 8) == 0)
+   else if ((memsize >= 8) && (align % 8) == 0)
  align_bits = 64;
else
  align_bits = 0;

[Bug target/51819] [4.7 Regression] Neon wrong code generation, Error: unsupported alignment for instruction -- `vst1.32 {d2[0]},[r0:64]'

2012-01-11 Thread rguenth at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51819

Richard Guenther  changed:

   What|Removed |Added

   Target Milestone|--- |4.7.0
Summary|[4.7 Regression ]Neon wrong |[4.7 Regression] Neon wrong
   |code generation, Error: |code generation, Error:
   |unsupported alignment for   |unsupported alignment for
   |instruction -- `vst1.32 |instruction -- `vst1.32
   |{d2[0]},[r0:64]'|{d2[0]},[r0:64]'