[llvm] Add MTIA and META to triple (PR #150236)

[satyanarayana reddy janga via llvm-commits]

https://github.com/satyajanga created https://github.com/llvm/llvm-project/pull/150236

None

>From 0faa2590539b9c7d246b748dfb0d2880ba354ab3 Mon Sep 17 00:00:00 2001
From: satya janga <satyajanga at fb.com>
Date: Wed, 23 Jul 2025 08:11:18 -0700
Subject: [PATCH] Add MTIA and META to triple

---
 llvm/include/llvm/TargetParser/Triple.h    | 7 ++++---
 llvm/lib/TargetParser/Triple.cpp           | 6 ++++++
 llvm/unittests/TargetParser/TripleTest.cpp | 6 ++++++
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/llvm/include/llvm/TargetParser/Triple.h b/llvm/include/llvm/TargetParser/Triple.h
index 670a6321fdc02..ede9797ac7488 100644
--- a/llvm/include/llvm/TargetParser/Triple.h
+++ b/llvm/include/llvm/TargetParser/Triple.h
@@ -199,7 +199,8 @@ class Triple {
     SUSE,
     OpenEmbedded,
     Intel,
-    LastVendorType = Intel
+    Meta,
+    LastVendorType = Meta
   };
   enum OSType {
     UnknownOS,
@@ -307,8 +308,8 @@ class Triple {
     Mlibc,
 
     PAuthTest,
-
-    LastEnvironmentType = PAuthTest
+    MTIA,
+    LastEnvironmentType = MTIA
   };
   enum ObjectFormatType {
     UnknownObjectFormat,
diff --git a/llvm/lib/TargetParser/Triple.cpp b/llvm/lib/TargetParser/Triple.cpp
index be51453ee21d7..66bb88050d337 100644
--- a/llvm/lib/TargetParser/Triple.cpp
+++ b/llvm/lib/TargetParser/Triple.cpp
@@ -278,6 +278,8 @@ StringRef Triple::getVendorTypeName(VendorType Kind) {
   case PC: return "pc";
   case SCEI: return "scei";
   case SUSE: return "suse";
+  case Meta:
+    return "meta";
   }
 
   llvm_unreachable("Invalid VendorType!");
@@ -391,6 +393,8 @@ StringRef Triple::getEnvironmentTypeName(EnvironmentType Kind) {
   case OpenHOS: return "ohos";
   case PAuthTest:
     return "pauthtest";
+  case MTIA:
+    return "mtia";
   case LLVM:
     return "llvm";
   case Mlibc:
@@ -678,6 +682,7 @@ static Triple::VendorType parseVendor(StringRef VendorName) {
       .Case("suse", Triple::SUSE)
       .Case("oe", Triple::OpenEmbedded)
       .Case("intel", Triple::Intel)
+      .Case("meta", Triple::Meta)
       .Default(Triple::UnknownVendor);
 }
 
@@ -781,6 +786,7 @@ static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) {
       .StartsWith("pauthtest", Triple::PAuthTest)
       .StartsWith("llvm", Triple::LLVM)
       .StartsWith("mlibc", Triple::Mlibc)
+      .StartsWith("mtia", Triple::MTIA)
       .Default(Triple::UnknownEnvironment);
 }
 
diff --git a/llvm/unittests/TargetParser/TripleTest.cpp b/llvm/unittests/TargetParser/TripleTest.cpp
index 36408de7802cc..35927e340a257 100644
--- a/llvm/unittests/TargetParser/TripleTest.cpp
+++ b/llvm/unittests/TargetParser/TripleTest.cpp
@@ -758,6 +758,12 @@ TEST(TripleTest, ParsedIDs) {
   EXPECT_EQ(Triple::UnknownOS, T.getOS());
   EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
 
+  T = Triple("riscv64-meta-unknown-mtia");
+  EXPECT_EQ(Triple::riscv64, T.getArch());
+  EXPECT_EQ(Triple::Meta, T.getVendor());
+  EXPECT_EQ(Triple::UnknownOS, T.getOS());
+  EXPECT_EQ(Triple::MTIA, T.getEnvironment());
+
   T = Triple("riscv64-unknown-linux");
   EXPECT_EQ(Triple::riscv64, T.getArch());
   EXPECT_EQ(Triple::UnknownVendor, T.getVendor());