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[AArch64][dejagnu] Dejagnu support for ARMv8.1 Adv.SIMD.

Browse source 
gcc/testsuite
	* lib/target-supports.exp (add_options_for_arm_v8_1a_neon): New.
	(check_effective_target_arm_arch_FUNC_ok)
	(add_options_for_arm_arch_FUNC)
	(check_effective_target_arm_arch_FUNC_multilib): Add "armv8.1-a"
	to the list to be generated.
	(check_effective_target_arm_v8_1a_neon_ok_nocache): New.
	(check_effective_target_arm_v8_1a_neon_ok): New.
	(check_effective_target_arm_v8_1a_neon_hw): New.

From-SVN: r230970
This commit is contained in:
Matthew Wahab 2015-11-26 15:06:04 +00:00 • committed by Matthew Wahab
parent 89c9a60c99
commit a1d5d08d25
2 changed files with 67 additions and 1 deletions
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11
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,14 @@
2015-11-26 Matthew Wahab <matthew.wahab@arm.com>
* lib/target-supports.exp (add_options_for_arm_v8_1a_neon): New.
(check_effective_target_arm_arch_FUNC_ok)
(add_options_for_arm_arch_FUNC)
(check_effective_target_arm_arch_FUNC_multilib): Add "armv8.1-a"
to the list to be generated.
(check_effective_target_arm_v8_1a_neon_ok_nocache): New.
(check_effective_target_arm_v8_1a_neon_ok): New.
(check_effective_target_arm_v8_1a_neon_hw): New.
2015-11-26 Nathan Sidwell <nathan@acm.org>
* gcc.target/nvptx/proto-1.c: Adjust expected asm.

57
gcc/testsuite/lib/target-supports.exp
View file

@ -2816,6 +2816,16 @@ proc add_options_for_arm_v8_neon { flags } {
return "$flags $et_arm_v8_neon_flags -march=armv8-a"
}
# Add the options needed for ARMv8.1 Adv.SIMD.
proc add_options_for_arm_v8_1a_neon { flags } {
if { [istarget aarch64*-*-*] } {
return "$flags -march=armv8.1-a"
} else {
return "$flags"
}
}
proc add_options_for_arm_crc { flags } {
if { ! [check_effective_target_arm_crc_ok] } {
return "$flags"
@ -3102,7 +3112,8 @@ foreach { armfunc armflag armdef } { v4 "-march=armv4 -marm" __ARM_ARCH_4__
v7r "-march=armv7-r" __ARM_ARCH_7R__
v7m "-march=armv7-m -mthumb" __ARM_ARCH_7M__
v7em "-march=armv7e-m -mthumb" __ARM_ARCH_7EM__
v8a "-march=armv8-a" __ARM_ARCH_8A__ } {
v8a "-march=armv8-a" __ARM_ARCH_8A__
v8_1a "-march=armv8.1a" __ARM_ARCH_8A__ } {
eval [string map [list FUNC $armfunc FLAG $armflag DEF $armdef ] {
proc check_effective_target_arm_arch_FUNC_ok { } {
if { [ string match "*-marm*" "FLAG" ] &&
@ -3259,6 +3270,25 @@ proc check_effective_target_arm_neonv2_hw { } {
} [add_options_for_arm_neonv2 ""]]
}
# Return 1 if the target supports the ARMv8.1 Adv.SIMD extension, 0
# otherwise. The test is valid for AArch64.
proc check_effective_target_arm_v8_1a_neon_ok_nocache { } {
if { ![istarget aarch64*-*-*] } {
return 0
}
return [check_no_compiler_messages_nocache arm_v8_1a_neon_ok assembly {
#if !defined (__ARM_FEATURE_QRDMX)
#error "__ARM_FEATURE_QRDMX not defined"
#endif
} [add_options_for_arm_v8_1a_neon ""]]
}
proc check_effective_target_arm_v8_1a_neon_ok { } {
return [check_cached_effective_target arm_v8_1a_neon_ok \
check_effective_target_arm_v8_1a_neon_ok_nocache]
}
# Return 1 if the target supports executing ARMv8 NEON instructions, 0
# otherwise.
@ -3277,6 +3307,31 @@ proc check_effective_target_arm_v8_neon_hw { } {
} [add_options_for_arm_v8_neon ""]]
}
# Return 1 if the target supports executing the ARMv8.1 Adv.SIMD extension, 0
# otherwise. The test is valid for AArch64.
proc check_effective_target_arm_v8_1a_neon_hw { } {
if { ![check_effective_target_arm_v8_1a_neon_ok] } {
return 0;
}
return [check_runtime_nocache arm_v8_1a_neon_hw_available {
int
main (void)
{
__Int32x2_t a = {0, 1};
__Int32x2_t b = {0, 2};
__Int32x2_t result;
asm ("sqrdmlah %0.2s, %1.2s, %2.2s"
: "=w"(result)
: "w"(a), "w"(b)
: /* No clobbers. */);
return result[0];
}
} [add_options_for_arm_v8_1a_neon ""]]
}
# Return 1 if this is a ARM target with NEON enabled.
proc check_effective_target_arm_neon { } {