================
@@ -0,0 +1,47 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-tile,+avx512f, \
+; RUN: -mattr=+amx-tf32,+amx-transpose -verify-machineinstrs | FileCheck %s
+
+define void @test_amx(i8* %pointer, i8* %base, i64 %stride) {
+; CHECK-LABEL: test_amx:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vxorps %xmm0, %xmm0, %xmm0
+; CHECK-NEXT: vmovups %zmm0, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movb $1, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movb $8, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movw $8, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movb $8, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movw $8, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movb $8, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movw $8, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: ldtilecfg -{{[0-9]+}}(%rsp)
+; CHECK-NEXT: movw $8, %ax
+; CHECK-NEXT: tileloadd (%rsi,%rdx), %tmm0
+; CHECK-NEXT: tilezero %tmm1
+; CHECK-NEXT: tilezero %tmm2
+; CHECK-NEXT: tmmultf32ps %tmm1, %tmm0, %tmm2
+; CHECK-NEXT: ttmmultf32ps %tmm1, %tmm0, %tmm2
+; CHECK-NEXT: tilestored %tmm2, (%rdi,%rdx)
+; CHECK-NEXT: tilerelease
+; CHECK-NEXT: vzeroupper
+; CHECK-NEXT: retq
+
+ %a = call x86_amx @llvm.x86.tileloadd64.internal(i16 8, i16 8, i8* %base,
i64 %stride)
+ %b = call x86_amx @llvm.x86.tilezero.internal(i16 8, i16 8)
+ %c = call x86_amx @llvm.x86.tilezero.internal(i16 8, i16 8)
+
+ %c1 = call x86_amx @llvm.x86.tmmultf32ps.internal(i16 8, i16 8, i16 8,
x86_amx %c, x86_amx %a, x86_amx %b)
+ %c2 = call x86_amx @llvm.x86.ttmmultf32ps.internal(i16 8, i16 8, i16 8,
x86_amx %c1, x86_amx %a, x86_amx %b)
+
+ call void @llvm.x86.tilestored64.internal(i16 8, i16 8, i8* %pointer, i64
%stride, x86_amx %c2)
+ ret void
+}
+
+declare x86_amx @llvm.x86.tilezero.internal(i16, i16)
+declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, i8*, i64)
+declare x86_amx @llvm.x86.tileloaddt164.internal(i16, i16, i8*, i64)
----------------
phoebewang wrote:
Not used.
https://github.com/llvm/llvm-project/pull/115625
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