[clang] [llvm] [polly] [X86] Remove knl/knm specific ISAs supports (PR #92883)

[Phoebe Wang via cfe-commits]

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@@ -9325,6 +9345,43 @@ multiclass avx512_fp28_p_sae<bits<8> opc, string OpcodeStr, X86VectorVTInfo _,
                         EVEX_B, Sched<[sched]>;
 }
 
+multiclass avx512_fp28_p_ass<bits<8> opc, string OpcodeStr, X86VectorVTInfo _> {
+  let ExeDomain = _.ExeDomain, hasNoSchedulingInfo = 1 in {
+  defm r : AVX512_maskable<opc, MRMSrcReg, _, (outs _.RC:$dst),
+                         (ins _.RC:$src), OpcodeStr, "$src", "$src",
+                         (null_frag)>, Sched<[WriteMove]>;
+
+  defm m : AVX512_maskable<opc, MRMSrcMem, _, (outs _.RC:$dst),
+                         (ins _.MemOp:$src), OpcodeStr, "$src", "$src",
+                         (null_frag)>, Sched<[WriteMove]>;
+
+  defm mb : AVX512_maskable<opc, MRMSrcMem, _, (outs _.RC:$dst),
+                         (ins _.ScalarMemOp:$src), OpcodeStr,
+                         "${src}"#_.BroadcastStr, "${src}"#_.BroadcastStr,
+                         (null_frag)>, Sched<[WriteMove]>, EVEX_B;
+  }
+}
+multiclass avx512_fp28_p_sae_ass<bits<8> opc, string OpcodeStr, X86VectorVTInfo _> {
+  let ExeDomain = _.ExeDomain, Uses = [MXCSR] in
+  defm rb : AVX512_maskable<opc, MRMSrcReg, _, (outs _.RC:$dst),
+                        (ins _.RC:$src), OpcodeStr,
+                        "{sae}, $src", "$src, {sae}",
+                        (null_frag)>, Sched<[WriteMove]>, EVEX_B;
+}
+
+multiclass  avx512_eri_ass<bits<8> opc, string OpcodeStr> {
+   defm PSZ : avx512_fp28_p_ass<opc, OpcodeStr#"ps", v16f32_info>,
+              avx512_fp28_p_sae_ass<opc, OpcodeStr#"ps", v16f32_info>,
+              T8, PD, EVEX_V512, EVEX_CD8<32, CD8VF>;
+   defm PDZ : avx512_fp28_p_ass<opc, OpcodeStr#"pd", v8f64_info>,
+              avx512_fp28_p_sae_ass<opc, OpcodeStr#"pd", v8f64_info>,
+              T8, PD, EVEX_V512, REX_W, EVEX_CD8<64, CD8VF>;
+}
+
+defm VRSQRT28 : avx512_eri_ass<0xCC, "vrsqrt28">, EVEX;
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phoebewang wrote:

ditto.

https://github.com/llvm/llvm-project/pull/92883