remove arm_crypto_pragma test selector

From-SVN: r232824

gcc/ChangeLog

+2016-01-26  Christian Bruel  <christian.bruel@st.com>
+
+	* doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
+
 2016-01-26  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.

gcc/doc/sourcebuild.texi

@@ -1511,12 +1511,6 @@ Target generates decimal floating point instructions with current options.
 @item arm32
 ARM target generates 32-bit code.
 
-@item arm_crypto_pragma_ok
-@anchor{arm_crypto_pragma_ok}
-ARM target supports pragma target @code{fpu=crypto-neon-fp-armv8}.
-This may need @code{-mfpu=crypto-neon-fp-armv8} or equivalent options.
-Some multilibs may be incompatible with these options.
-
 @item arm_eabi
 ARM target adheres to the ABI for the ARM Architecture.
 
@@ -2059,12 +2053,6 @@ The supported values of @var{feature} for directive @code{dg-add-options}
 are:
 
 @table @code
-@item arm_crypto_pragma
-Crypto extension pragma support.  Only ARM targets support this
-feature, and only then in certain modes; see the
-@ref{arm_crypto_pragma_ok,,arm_crypto_pragma_ok effective target
-keyword}.
-
 @item arm_fp
 @code{__ARM_FP} definition.  Only ARM targets support this feature, and only then
 in certain modes; see the @ref{arm_fp_ok,,arm_fp_ok effective target

gcc/testsuite/ChangeLog

+2016-01-26  Christian Bruel  <christian.bruel@st.com>
+
+	* lib/target-supports.exp
+	(check_effective_target_arm_crypto_pragma_ok_nocache): Remove.
+	(check_effective_target_arm_crypto_pragma_ok): Likewise.
+	* gcc.target/arm/attr-crypto.c: Remove arm_crypto_pragma_ok test.
+
 2016-01-26  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/69452

gcc/testsuite/gcc.target/arm/attr-crypto.c

@@ -2,7 +2,6 @@
 /* Make sure we can force fpu=vfp before switching using the
    pragma.  */
 /* { dg-require-effective-target arm_fp_ok } */
-/* { dg-require-effective-target arm_crypto_pragma_ok } */
 /* { dg-options "-O2 -march=armv8-a" } */
 /* { dg-add-options arm_fp } */
 

gcc/testsuite/lib/target-supports.exp

@@ -2852,52 +2852,6 @@ proc add_options_for_arm_crypto { flags } {
     return "$flags $et_arm_crypto_flags"
 }
 
-# Return 1 if this is an ARM target supporting pragma target
-# fpu=crypto-neon-fp-armv8, possibly needing -mfloat-abi=softfp or
-# equivalent options.  Some multilibs may be incompatible with these
-# options.  Also set et_arm_crypto_pragma_flags to the best options to
-# add.
-
-proc check_effective_target_arm_crypto_pragma_ok_nocache { } {
-    global et_arm_crypto_pragma_flags
-    set et_arm_crypto_pragma_flags ""
-    if { [check_effective_target_arm_v8_neon_ok] } {
-	foreach flags {"" "-mfloat-abi=softfp" "-mfpu=crypto-neon-fp-armv8" "-mfpu=crypto-neon-fp-armv8 -mfloat-abi=softfp"} {
-	    if { [check_no_compiler_messages_nocache arm_crypto_pragmaok object {
-		#pragma GCC target ("fpu=crypto-neon-fp-armv8")
-		#include "arm_neon.h"
-		uint8x16_t
-		foo (uint8x16_t a, uint8x16_t b)
-		{
-	          return vaeseq_u8 (a, b);
-		}
-	    } "[add_options_for_arm_v8_neon ""] $flags"] } {
-		set et_arm_crypto_pragma_flags "[add_options_for_arm_v8_neon ""] $flags"
-		return 1
-	    }
-	}
-    }
-
-    return 0
-}
-
-# Return 1 if this is an ARM target supporting pragma target
-# -mfpu=crypto-neon-fp-armv8.
-
-proc check_effective_target_arm_crypto_pragma_ok { } {
-    return [check_cached_effective_target arm_crypto_pragma_ok \
-		check_effective_target_arm_crypto_pragma_ok_nocache]
-}
-
-# Add options for crypto extensions pragma.
-proc add_options_for_arm_crypto_pragma { flags } {
-    if { ! [check_effective_target_arm_crypto_pragma_ok] } {
-        return "$flags"
-    }
-    global et_arm_crypto_pragma_flags
-    return "$flags $et_arm_crypto_pragma_flags"
-}
-
 # Add the options needed for NEON.  We need either -mfloat-abi=softfp
 # or -mfloat-abi=hard, but if one is already specified by the
 # multilib, use it.  Similarly, if a -mfpu option already enables