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Commit a5b42ee7 by Matthew Wahab Committed by Matthew Wahab
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[PATCH 2/17][Testsuite] Add a selector for ARM FP16 alternative format support. 

2016-09-23  Matthew Wahab  <matthew.wahab@arm.com>

	* doc/sourcebuild.texi (ARM-specific attributes): Add entries for
	arm_fp16_alternative_ok and arm_fp16_none_ok.

testsuite/
2016-09-23  Matthew Wahab  <matthew.wahab@arm.com>

	* g++.dg/ext/arm-fp16/arm-fp16-ops-3.C: Use
	arm_fp16_alternative_ok.
	* g++.dg/ext/arm-fp16/arm-fp16-ops-4.C: Likewise.
	* gcc.dg/torture/arm-fp16-int-convert-alt.c: Likewise.
	* gcc/testsuite/gcc.dg/torture/arm-fp16-ops-3.c: Likewise.
	* gcc/testsuite/gcc.dg/torture/arm-fp16-ops-4.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-1.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-10.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-11.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-12.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-2.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-3.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-4.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-5.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-6.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-7.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-8.c: Likewise.
	* gcc.target/arm/fp16-compile-alt-9.c: Likewise.
	* gcc.target/arm/fp16-compile-none-1.c: Use arm_fp16_none_ok.
	* gcc.target/arm/fp16-compile-none-2.c: Likewise.
	* gcc.target/arm/fp16-rounding-alt-1.c: Use
	arm_fp16_alternative_ok.
	* lib/target-supports.exp
	(check_effective_target_arm_fp16_alternative_ok_nocache): New.
	(check_effective_target_arm_fp16_alternative_ok): New.
	(check_effective_target_arm_fp16_none_ok_nocache): New.
	(check_effective_target_arm_fp16_none_ok): New.

From-SVN: r240400
parent fcbc975b
Showing with 121 additions and 0 deletions
gcc/ChangeLog
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* doc/sourcebuild.texi (ARM-specific attributes): Add entries for
arm_fp16_alternative_ok and arm_fp16_none_ok.
2016-09-23 Martin Liska <mliska@suse.cz>
* ipa-icf.c (sem_variable::merge): Replace adress
......
gcc/doc/sourcebuild.texi
......@@ -1598,6 +1598,13 @@ options, including @code{-mfp16-format=ieee} if necessary to obtain the
Test system supports executing Neon half-precision float instructions.
(Implies previous.)
@item arm_fp16_alternative_ok
ARM target supports the ARM FP16 alternative format. Some multilibs
may be incompatible with the options needed.
@item arm_fp16_none_ok
ARM target supports specifying none as the ARM FP16 format.
@item arm_thumb1_ok
ARM target generates Thumb-1 code for @code{-mthumb}.
......
gcc/testsuite/ChangeLog
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* g++.dg/ext/arm-fp16/arm-fp16-ops-3.C: Use
arm_fp16_alternative_ok.
* g++.dg/ext/arm-fp16/arm-fp16-ops-4.C: Likewise.
* gcc.dg/torture/arm-fp16-int-convert-alt.c: Likewise.
* gcc/testsuite/gcc.dg/torture/arm-fp16-ops-3.c: Likewise.
* gcc/testsuite/gcc.dg/torture/arm-fp16-ops-4.c: Likewise.
* gcc.target/arm/fp16-compile-alt-1.c: Likewise.
* gcc.target/arm/fp16-compile-alt-10.c: Likewise.
* gcc.target/arm/fp16-compile-alt-11.c: Likewise.
* gcc.target/arm/fp16-compile-alt-12.c: Likewise.
* gcc.target/arm/fp16-compile-alt-2.c: Likewise.
* gcc.target/arm/fp16-compile-alt-3.c: Likewise.
* gcc.target/arm/fp16-compile-alt-4.c: Likewise.
* gcc.target/arm/fp16-compile-alt-5.c: Likewise.
* gcc.target/arm/fp16-compile-alt-6.c: Likewise.
* gcc.target/arm/fp16-compile-alt-7.c: Likewise.
* gcc.target/arm/fp16-compile-alt-8.c: Likewise.
* gcc.target/arm/fp16-compile-alt-9.c: Likewise.
* gcc.target/arm/fp16-compile-none-1.c: Use arm_fp16_none_ok.
* gcc.target/arm/fp16-compile-none-2.c: Likewise.
* gcc.target/arm/fp16-rounding-alt-1.c: Use
arm_fp16_alternative_ok.
* lib/target-supports.exp
(check_effective_target_arm_fp16_alternative_ok_nocache): New.
(check_effective_target_arm_fp16_alternative_ok): New.
(check_effective_target_arm_fp16_none_ok_nocache): New.
(check_effective_target_arm_fp16_none_ok): New.
2016-09-23 Martin Liska <mliska@suse.cz>
* gcc.dg/ipa/pr77653.c: Replace adress
......
gcc/testsuite/g++.dg/ext/arm-fp16/arm-fp16-ops-3.C
/* Test various operators on __fp16 and mixed __fp16/float operands. */
/* { dg-do run { target arm*-*-* } } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
#include "arm-fp16-ops.h"
gcc/testsuite/g++.dg/ext/arm-fp16/arm-fp16-ops-4.C
/* Test various operators on __fp16 and mixed __fp16/float operands. */
/* { dg-do run { target arm*-*-* } } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative -ffast-math" } */
#include "arm-fp16-ops.h"
gcc/testsuite/gcc.dg/torture/arm-fp16-int-convert-alt.c
/* Test floating-point conversions. Standard types and __fp16. */
/* { dg-do run { target arm*-*-* } } */
/* { dg-require-effective-target arm_fp16_alternative_ok }
/* { dg-options "-mfp16-format=alternative" } */
#include "fp-int-convert.h"
......
gcc/testsuite/gcc.dg/torture/arm-fp16-ops-3.c
/* Test various operators on __fp16 and mixed __fp16/float operands. */
/* { dg-do run { target arm*-*-* } } */
/* { dg-require-effective-target arm_fp16_alternative_ok }
/* { dg-options "-mfp16-format=alternative" } */
#include "arm-fp16-ops.h"
gcc/testsuite/gcc.dg/torture/arm-fp16-ops-4.c
/* Test various operators on __fp16 and mixed __fp16/float operands. */
/* { dg-do run { target arm*-*-* } } */
/* { dg-require-effective-target arm_fp16_alternative_ok }
/* { dg-options "-mfp16-format=alternative -ffast-math" } */
#include "arm-fp16-ops.h"
gcc/testsuite/gcc.target/arm/fp16-compile-alt-1.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
__fp16 xx = 0.0;
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-10.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative -pedantic -std=gnu99" } */
#include <math.h>
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-11.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative -pedantic -std=gnu99" } */
#include <math.h>
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-12.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
float xx __attribute__((mode(HF))) = 0.0;
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-2.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
/* Encoding taken from: http://en.wikipedia.org/wiki/Half_precision */
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-3.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
/* Encoding taken from: http://en.wikipedia.org/wiki/Half_precision */
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-4.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
/* Encoding taken from: http://en.wikipedia.org/wiki/Half_precision */
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-5.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
/* Encoding taken from: http://en.wikipedia.org/wiki/Half_precision */
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-6.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
/* This number is the maximum value representable in the alternative
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-7.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative -pedantic" } */
/* This number overflows the range of the alternative encoding. Since this
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-8.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
/* Encoding taken from: http://en.wikipedia.org/wiki/Half_precision */
......
gcc/testsuite/gcc.target/arm/fp16-compile-alt-9.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
/* Encoding taken from: http://en.wikipedia.org/wiki/Half_precision */
......
gcc/testsuite/gcc.target/arm/fp16-compile-none-1.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_none_ok } */
/* { dg-options "-mfp16-format=none" } */
/* __fp16 type name is not recognized unless you explicitly enable it
......
gcc/testsuite/gcc.target/arm/fp16-compile-none-2.c
/* { dg-do compile } */
/* { dg-require-effective-target arm_fp16_none_ok } */
/* { dg-options "-mfp16-format=none" } */
/* mode(HF) attributes are not recognized unless you explicitly enable
......
gcc/testsuite/gcc.target/arm/fp16-rounding-alt-1.c
......@@ -3,6 +3,7 @@
from double to __fp16. */
/* { dg-do run } */
/* { dg-require-effective-target arm_fp16_alternative_ok } */
/* { dg-options "-mfp16-format=alternative" } */
#include <stdlib.h>
......
gcc/testsuite/lib/target-supports.exp
......@@ -3356,6 +3356,65 @@ proc add_options_for_arm_neon_fp16 { flags } {
return "$flags $et_arm_neon_fp16_flags"
}
# Return 1 if this is an ARM target supporting the FP16 alternative
# format. Some multilibs may be incompatible with the options needed. Also
# set et_arm_neon_fp16_flags to the best options to add.
proc check_effective_target_arm_fp16_alternative_ok_nocache { } {
global et_arm_neon_fp16_flags
set et_arm_neon_fp16_flags ""
if { [check_effective_target_arm32] } {
foreach flags {"" "-mfloat-abi=softfp" "-mfpu=neon-fp16"
"-mfpu=neon-fp16 -mfloat-abi=softfp"} {
if { [check_no_compiler_messages_nocache \
arm_fp16_alternative_ok object {
#if !defined (__ARM_FP16_FORMAT_ALTERNATIVE)
#error __ARM_FP16_FORMAT_ALTERNATIVE not defined
#endif
} "$flags -mfp16-format=alternative"] } {
set et_arm_neon_fp16_flags "$flags -mfp16-format=alternative"
return 1
}
}
}
return 0
}
proc check_effective_target_arm_fp16_alternative_ok { } {
return [check_cached_effective_target arm_fp16_alternative_ok \
check_effective_target_arm_fp16_alternative_ok_nocache]
}
# Return 1 if this is an ARM target supports specifying the FP16 none
# format. Some multilibs may be incompatible with the options needed.
proc check_effective_target_arm_fp16_none_ok_nocache { } {
if { [check_effective_target_arm32] } {
foreach flags {"" "-mfloat-abi=softfp" "-mfpu=neon-fp16"
"-mfpu=neon-fp16 -mfloat-abi=softfp"} {
if { [check_no_compiler_messages_nocache \
arm_fp16_none_ok object {
#if defined (__ARM_FP16_FORMAT_ALTERNATIVE)
#error __ARM_FP16_FORMAT_ALTERNATIVE defined
#endif
#if defined (__ARM_FP16_FORMAT_IEEE)
#error __ARM_FP16_FORMAT_IEEE defined
#endif
} "$flags -mfp16-format=none"] } {
return 1
}
}
}
return 0
}
proc check_effective_target_arm_fp16_none_ok { } {
return [check_cached_effective_target arm_fp16_none_ok \
check_effective_target_arm_fp16_none_ok_nocache]
}
# Return 1 if this is an ARM target supporting -mfpu=neon-fp-armv8
# -mfloat-abi=softfp or equivalent options. Some multilibs may be
# incompatible with these options. Also set et_arm_v8_neon_flags to the
......
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