diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/lib/target-supports.exp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index 66ce48d..06f5b1e 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -4878,15 +4878,16 @@ proc check_effective_target_arm_cmse_ok {} { proc check_effective_target_arm_cmse_hw { } { return [check_runtime arm_cmse_hw_available { - int __attribute__ ((cmse_nonsecure_entry)) ns_func(void) - { - return 0; - } int main (void) { - return ns_func(); - } - } "-mcmse -Wl,--section-start,.gnu.sgstubs=0x00400000"] + unsigned id_pfr1; + asm ("ldr\t%0, =0xe000ed44\n" \ + "ldr\t%0, [%0]\n" \ + "sg" : "=l" (id_pfr1)); + /* Exit with code 0 iff security extension is available. */ + return !(id_pfr1 & 0xf0); + } + } "-mcmse"] } # Return 1 if the target supports executing MVE instructions, 0 # otherwise. |