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authorSzabolcs Nagy <szabolcs.nagy@arm.com>2020-07-02 16:04:51 +0100
committerSzabolcs Nagy <szabolcs.nagy@arm.com>2020-07-09 09:46:58 +0100
commit63b6808e69699ba576492efa29d92b626cc26eba (patch)
treeb3c73ca437b15036f5d2abfab7651a8dd48c0a65 /gcc
parent96b7f495f9269d5448822e4fc28882edb35a58d7 (diff)
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aarch64: Add missing ACLE support for BTI
Define the __ARM_FEATURE_BTI_DEFAULT feature test macro when BTI branch protection is enabled. 2020-07-09 Szabolcs Nagy <szabolcs.nagy@arm.com> gcc/ChangeLog: * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Add __ARM_FEATURE_BTI_DEFAULT support.
Diffstat (limited to 'gcc')
-rw-r--r--gcc/config/aarch64/aarch64-c.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/config/aarch64/aarch64-c.c b/gcc/config/aarch64/aarch64-c.c
index e1c1cd4..1882288 100644
--- a/gcc/config/aarch64/aarch64-c.c
+++ b/gcc/config/aarch64/aarch64-c.c
@@ -178,6 +178,9 @@ aarch64_update_cpp_builtins (cpp_reader *pfile)
aarch64_def_or_undef (TARGET_RNG, "__ARM_FEATURE_RNG", pfile);
aarch64_def_or_undef (TARGET_MEMTAG, "__ARM_FEATURE_MEMORY_TAGGING", pfile);
+ aarch64_def_or_undef (aarch64_bti_enabled (),
+ "__ARM_FEATURE_BTI_DEFAULT", pfile);
+
aarch64_def_or_undef (TARGET_I8MM, "__ARM_FEATURE_MATMUL_INT8", pfile);
aarch64_def_or_undef (TARGET_BF16_SIMD,
"__ARM_FEATURE_BF16_VECTOR_ARITHMETIC", pfile);