[PATCH] D105267: [X86] AVX512FP16 instructions enabling 4/6

LuoYuanke via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Tue Aug 17 07:24:52 PDT 2021


LuoYuanke added inline comments.


================
Comment at: clang/include/clang/Basic/BuiltinsX86.def:1897
+
+TARGET_BUILTIN(__builtin_ia32_rndscaleph_128_mask, "V8xV8xIiV8xUc", "ncV:128:", "avx512fp16,avx512vl")
+TARGET_BUILTIN(__builtin_ia32_rndscaleph_256_mask, "V16xV16xIiV16xUs", "ncV:256:", "avx512fp16,avx512vl")
----------------
The naming convention is not consistent. Rename it to rndscaleph128?


================
Comment at: clang/include/clang/Basic/BuiltinsX86.def:1898
+TARGET_BUILTIN(__builtin_ia32_rndscaleph_128_mask, "V8xV8xIiV8xUc", "ncV:128:", "avx512fp16,avx512vl")
+TARGET_BUILTIN(__builtin_ia32_rndscaleph_256_mask, "V16xV16xIiV16xUs", "ncV:256:", "avx512fp16,avx512vl")
+TARGET_BUILTIN(__builtin_ia32_rndscaleph_mask, "V32xV32xIiV32xUiIi", "ncV:512:", "avx512fp16")
----------------
Ditto.


================
Comment at: clang/include/clang/Basic/BuiltinsX86.def:1899
+TARGET_BUILTIN(__builtin_ia32_rndscaleph_256_mask, "V16xV16xIiV16xUs", "ncV:256:", "avx512fp16,avx512vl")
+TARGET_BUILTIN(__builtin_ia32_rndscaleph_mask, "V32xV32xIiV32xUiIi", "ncV:512:", "avx512fp16")
+TARGET_BUILTIN(__builtin_ia32_reduceph128_mask, "V8xV8xIiV8xUc", "ncV:128:", "avx512fp16,avx512vl")
----------------
rndscaleph512?


================
Comment at: clang/include/clang/Basic/BuiltinsX86.def:1906
+TARGET_BUILTIN(__builtin_ia32_getmantsh_round_mask, "V8xV8xV8xIiV8xUcIi", "ncV:128:", "avx512fp16")
+TARGET_BUILTIN(__builtin_ia32_getexpsh128_round_mask, "V8xV8xV8xV8xUcIi", "ncV:128:", "avx512fp16")
+TARGET_BUILTIN(__builtin_ia32_scalefsh_round_mask, "V8xV8xV8xV8xUcIi", "ncV:128:", "avx512fp16")
----------------
The name convention is not consistent for scalar version. getexpsh?


Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D105267/new/

https://reviews.llvm.org/D105267



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