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sourcebuild.texi (arm_tune_string_ops_prefer_neon): New.

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* doc/sourcebuild.texi (arm_tune_string_ops_prefer_neon): New.

	gcc/testsuite/ChangeLog
	* lib/target-supports.exp (arm_tune_string_ops_prefer_neon): New.
	* gcc.target/arm/memset-inline-4.c: Skip for
	arm_tune_string_ops_prefer_neon.
	* gcc.target/arm/memset-inline-5.c: Ditto.
	* gcc.target/arm/memset-inline-6.c: Ditto.
	* gcc.target/arm/memset-inline-8.c: Ditto.
	* gcc.target/arm/memset-inline-9.c: Ditto.

From-SVN: r221651
This commit is contained in:
Bin Cheng 2015-03-25 05:58:19 +00:00 committed by Bin Cheng
parent 2301ca745e
commit d45c2a1bd6
9 changed files with 30 additions and 10 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2015-03-25 Bin Cheng <bin.cheng@arm.com>
* doc/sourcebuild.texi (arm_tune_string_ops_prefer_neon): New.
2015-03-25 Bin Cheng <bin.cheng@arm.com>
* config/arm/arm.opt (print_tune_info): New option.

3
gcc/doc/sourcebuild.texi
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@ -1527,6 +1527,9 @@ Some multilibs may be incompatible with this option.
@item arm_neon
ARM target supports generating NEON instructions.
@item arm_tune_string_ops_prefer_neon
Test CPU tune supports inlining string operations with NEON instructions.
@item arm_neon_hw
Test system supports executing NEON instructions.

10
gcc/testsuite/ChangeLog
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@ -1,3 +1,13 @@
2015-03-25 Bin Cheng <bin.cheng@arm.com>
* lib/target-supports.exp (arm_tune_string_ops_prefer_neon): New.
* gcc.target/arm/memset-inline-4.c: Skip for
arm_tune_string_ops_prefer_neon.
* gcc.target/arm/memset-inline-5.c: Ditto.
* gcc.target/arm/memset-inline-6.c: Ditto.
* gcc.target/arm/memset-inline-8.c: Ditto.
* gcc.target/arm/memset-inline-9.c: Ditto.
2015-03-24 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/58923

3
gcc/testsuite/gcc.target/arm/memset-inline-4.c
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@ -1,6 +1,5 @@
/* { dg-do run } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mcpu=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mtune=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions" { ! arm_tune_string_ops_prefer_neon } } */
/* { dg-options "-save-temps -O2 -fno-inline" } */
/* { dg-add-options "arm_neon" } */

3
gcc/testsuite/gcc.target/arm/memset-inline-5.c
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@ -1,6 +1,5 @@
/* { dg-do run } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mcpu=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mtune=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions" { ! arm_tune_string_ops_prefer_neon } } */
/* { dg-options "-save-temps -O2 -fno-inline" } */
/* { dg-add-options "arm_neon" } */

3
gcc/testsuite/gcc.target/arm/memset-inline-6.c
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@ -1,6 +1,5 @@
/* { dg-do run } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mcpu=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mtune=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions" { ! arm_tune_string_ops_prefer_neon } } */
/* { dg-options "-save-temps -O2 -fno-inline" } */
/* { dg-add-options "arm_neon" } */

3
gcc/testsuite/gcc.target/arm/memset-inline-8.c
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@ -1,6 +1,5 @@
/* { dg-do run } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mcpu=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mtune=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions" { ! arm_tune_string_ops_prefer_neon } } */
/* { dg-options "-save-temps -O2 -fno-inline" } */
/* { dg-add-options "arm_neon" } */

3
gcc/testsuite/gcc.target/arm/memset-inline-9.c
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@ -1,6 +1,5 @@
/* { dg-do run } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mcpu=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions on cortex-a9" { *-*-* } { "-mtune=cortex-a9" } { "" } } */
/* { dg-skip-if "Don't inline memset using neon instructions" { ! arm_tune_string_ops_prefer_neon } } */
/* { dg-options "-save-temps -Os -fno-inline" } */
/* { dg-add-options "arm_neon" } */

8
gcc/testsuite/lib/target-supports.exp
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@ -2954,6 +2954,14 @@ proc check_effective_target_arm_cortex_m { } {
} "-mthumb"]
}
# Return 1 if this compilation turns on string_ops_prefer_neon on.
proc check_effective_target_arm_tune_string_ops_prefer_neon { } {
return [check_no_messages_and_pattern arm_tune_string_ops_prefer_neon "@string_ops_prefer_neon:\t1" assembly {
int foo (void) { return 0; }
} "-O2 -mprint-tune-info" ]
}
# Return 1 if the target supports executing NEON instructions, 0
# otherwise. Cache the result.