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from d7deee423f9 tree-sra: Do not refresh readonly decls (PR 100453) new ac6c858d072 testsuite: aarch64: Add zero-high-half tests for narrowing shifts new d8a88cdae9c aarch64: Model zero-high-half semantics of XTN instruction in RTL new c86a3039683 aarch64: Model zero-high-half semantics of SQXTUN instructi [...] new d0889b5d37f aarch64: Model zero-high-half semantics of [SU]QXTN instructions new dbfc149b639 aarch64: Model zero-high-half semantics of ADDHN/SUBHN inst [...]

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Summary of changes: gcc/config/aarch64/aarch64-simd-builtins.def | 10 +- gcc/config/aarch64/aarch64-simd.md | 268 ++++++++++++++++----- gcc/config/aarch64/iterators.md | 2 + .../gcc.target/aarch64/narrow_zero_high_half.c | 130 ++++++++++ 4 files changed, 353 insertions(+), 57 deletions(-) create mode 100644 gcc/testsuite/gcc.target/aarch64/narrow_zero_high_half.c