[AArch64] Use calls for SVE TLSDESC

[gcc.git] / gcc / ChangeLog

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
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@@ -1,3 +1,15 @@
+2019-10-01  Richard Sandiford  <richard.sandiford@arm.com>
+
+       PR target/91452
+       * config/aarch64/aarch64.h (ARM_PCS_TLSDESC): New arm_pcs.
+       * config/aarch64/aarch64-protos.h (aarch64_tlsdesc_abi_id): Declare.
+       * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
+       Handle ARM_PCS_TLSDESC.
+       (aarch64_tlsdesc_abi_id): New function.
+       * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use a call
+       rtx instead of a list of clobbers and clobber_highs.
+       (tlsdesc_small_<mode>): Update accordingly.
+
 2019-10-01  Richard Sandiford  <richard.sandiford@arm.com>
 
        * config/aarch64/aarch64-protos.h (aarch64_expand_call): Take an