Hi all, This patch moves the vrshrn* intrinsics to builtins away from inline asm. It's a bit of code, but it's very similar to the recent vsrhn* reimplementation except that we use an unspec rather than standard RTL codes for the functionality.
Bootstrapped and tested on aarch64-none-linux-gnu and aarch64_be-none-elf.
Pushing to trunk.
Thanks,
Kyrill
gcc/ChangeLog:
* config/aarch64/aarch64-simd-builtins.def (rshrn, rshrn2): Define
builtins.
* config/aarch64/aarch64-simd.md (aarch64_rshrn<mode>_insn_le): Define.
(aarch64_rshrn<mode>_insn_be): Likewise.
(aarch64_rshrn<mode>): Likewise.
(aarch64_rshrn2<mode>_insn_le): Likewise.
(aarch64_rshrn2<mode>_insn_be): Likewise.
(aarch64_rshrn2<mode>): Likewise.
* config/aarch64/aarch64.md (unspec): Add UNSPEC_RSHRN.
* config/aarch64/arm_neon.h (vrshrn_high_n_s16): Reimplement using
builtin.
(vrshrn_high_n_s32): Likewise.
(vrshrn_high_n_s64): Likewise.
(vrshrn_high_n_u16): Likewise.
(vrshrn_high_n_u32): Likewise.
(vrshrn_high_n_u64): Likewise.
(vrshrn_n_s16): Likewise.
(vrshrn_n_s32): Likewise.
(vrshrn_n_s64): Likewise.
(vrshrn_n_u16): Likewise.
(vrshrn_n_u32): Likewise.
(vrshrn_n_u64): Likewise.
gcc/testsuite/ChangeLog:
* gcc.target/aarch64/narrow_high-intrinsics.c: Adjust rshrn2 assembly
scan.
vrshrn.patch
Description: vrshrn.patch
