* [Patch 3/7, Arm, GCC] Add testsuite library support for PACBTI target.
@ 2021-10-08 12:17 Tejas Belagod
2021-10-11 13:36 ` Richard Earnshaw
0 siblings, 1 reply; 3+ messages in thread
From: Tejas Belagod @ 2021-10-08 12:17 UTC (permalink / raw)
To: gcc-patches
[-- Attachment #1: Type: text/plain, Size: 272 bytes --]
Hi,
Add targeting-checking entities for PACBTI in testsuite
framework.
Tested on arm-none-eabi. OK for trunk?
2021-10-04 Tejas Belagod <tbelagod@arm.com>
gcc/ChangeLog:
* testsuite/lib/target-supports.exp
(check_effective_target_arm_pacbti_hw): New.
[-- Attachment #2: test-lib.txt --]
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diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index 9ebca7ac007363d2a35158bb80092118f629b97b..323541c2da527e3da5dce4d85cadcb2068d9bb5c 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -5064,6 +5064,22 @@ proc check_effective_target_arm_cmse_clear_ok {} {
} "-mcmse"];
}
+# Return 1 if the target supports executing PACBTI instructions, 0
+# otherwise.
+
+proc check_effective_target_arm_pacbti_hw {} {
+ return [check_runtime arm_pacbti_hw_available {
+ __attribute__ ((naked)) int
+ main (void)
+ {
+ asm ("pac r12, lr, sp");
+ asm ("mov r0, #0");
+ asm ("autg r12, lr, sp");
+ asm ("bx lr");
+ }
+ } ""]
+}
+
# Return 1 if this compilation turns on string_ops_prefer_neon on.
proc check_effective_target_arm_tune_string_ops_prefer_neon { } {
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [Patch 3/7, Arm, GCC] Add testsuite library support for PACBTI target.
2021-10-08 12:17 [Patch 3/7, Arm, GCC] Add testsuite library support for PACBTI target Tejas Belagod
@ 2021-10-11 13:36 ` Richard Earnshaw
2021-10-11 13:38 ` Richard Earnshaw
0 siblings, 1 reply; 3+ messages in thread
From: Richard Earnshaw @ 2021-10-11 13:36 UTC (permalink / raw)
To: Tejas Belagod, gcc-patches
On 08/10/2021 13:17, Tejas Belagod via Gcc-patches wrote:
> Hi,
>
> Add targeting-checking entities for PACBTI in testsuite
> framework.
>
> Tested on arm-none-eabi. OK for trunk?
>
> 2021-10-04 Tejas Belagod <tbelagod@arm.com>
>
> gcc/ChangeLog:
>
> * testsuite/lib/target-supports.exp
> (check_effective_target_arm_pacbti_hw): New.
>
OK.
R.
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [Patch 3/7, Arm, GCC] Add testsuite library support for PACBTI target.
2021-10-11 13:36 ` Richard Earnshaw
@ 2021-10-11 13:38 ` Richard Earnshaw
0 siblings, 0 replies; 3+ messages in thread
From: Richard Earnshaw @ 2021-10-11 13:38 UTC (permalink / raw)
To: Tejas Belagod, gcc-patches
On 11/10/2021 14:36, Richard Earnshaw via Gcc-patches wrote:
> On 08/10/2021 13:17, Tejas Belagod via Gcc-patches wrote:
>> Hi,
>>
>> Add targeting-checking entities for PACBTI in testsuite
>> framework.
>>
>> Tested on arm-none-eabi. OK for trunk?
>>
>> 2021-10-04 Tejas Belagod <tbelagod@arm.com>
>>
>> gcc/ChangeLog:
>>
>> * testsuite/lib/target-supports.exp
>> (check_effective_target_arm_pacbti_hw): New.
>>
>
> OK.
>
> R.
Oh, wait! Not OK. Needs documentation in sourcebuild.texi.
R.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2021-10-08 12:17 [Patch 3/7, Arm, GCC] Add testsuite library support for PACBTI target Tejas Belagod
2021-10-11 13:36 ` Richard Earnshaw
2021-10-11 13:38 ` Richard Earnshaw
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