[PATCH] D56384: [AArch64] Add 'apple-latest' CPU alias

[Francis Visoiu Mistrih via Phabricator via llvm-commits]

thegameg created this revision.
thegameg added reviewers: ab, t.p.northover, Gerolf, jasonmolenda.
Herald added subscribers: kristof.beyls, javed.absar.

The 'apple-latest' alias is supposed to provide a CPU that contains the latest Apple processor model supported by LLVM.

This is supposed to be used by tools like lldb to provide a target that supports most of the CPU features.

For now, this is mapped to Cyclone.


https://reviews.llvm.org/D56384

Files:
  lib/Target/AArch64/AArch64.td
  test/CodeGen/AArch64/apple-latest-cpu.ll


Index: test/CodeGen/AArch64/apple-latest-cpu.ll
===================================================================
--- /dev/null
+++ test/CodeGen/AArch64/apple-latest-cpu.ll
@@ -0,0 +1,7 @@
+; RUN: llc -mtriple=arm64-apple-ios -mcpu=apple-latest -stop-before=expand-isel-pseudos -o /dev/null 2>&1 < %s | FileCheck %s
+
+; CHECK-LABEL: @dummy
+; CHECK: "target-cpu"="apple-latest"
+define void @dummy() {
+  ret void
+}
Index: lib/Target/AArch64/AArch64.td
===================================================================
--- lib/Target/AArch64/AArch64.td
+++ lib/Target/AArch64/AArch64.td
@@ -691,6 +691,9 @@
 // FIXME: HiSilicon TSV110 is currently modeled as a Cortex-A57.
 def : ProcessorModel<"tsv110", CortexA57Model, [ProcTSV110]>;
 
+// Alias for the latest Apple processor model supported by LLVM.
+def : ProcessorModel<"apple-latest", CycloneModel, [ProcCyclone]>;
+
 //===----------------------------------------------------------------------===//
 // Assembly parser
 //===----------------------------------------------------------------------===//


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