[PATCH] D145857: [X86] Make triple ArchName override OS for i686 and i786

[Phoebe Wang via Phabricator via cfe-commits]

pengfei updated this revision to Diff 504400.
pengfei added a comment.

Fix typo & add tests.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D145857/new/

https://reviews.llvm.org/D145857

Files:
  clang/lib/Driver/ToolChains/Arch/X86.cpp
  clang/test/Driver/cl-x86-flags.c


Index: clang/test/Driver/cl-x86-flags.c
===================================================================
--- clang/test/Driver/cl-x86-flags.c
+++ clang/test/Driver/cl-x86-flags.c
@@ -133,5 +133,11 @@
 // tune: "-target-cpu" "sandybridge"
 // tune-SAME: "-tune-cpu" "haswell"
 
+// RUN: %clang_cl --target=i686-unknown-unknown -### -- 2>&1 %s | FileCheck -check-prefix=i686 %s
+// i686: "-target-cpu" "i686"
+
+// RUN: %clang_cl --target=i786-unknown-unknown -### -- 2>&1 %s | FileCheck -check-prefix=i786 %s
+// i786: "-target-cpu" "pentiumpro"
+
 void f(void) {
 }
Index: clang/lib/Driver/ToolChains/Arch/X86.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Arch/X86.cpp
+++ clang/lib/Driver/ToolChains/Arch/X86.cpp
@@ -102,6 +102,12 @@
   if (Is64Bit)
     return "x86-64";
 
+  if (Triple.getArchName() == "i686")
+    return "i686";
+
+  if (Triple.getArchName() == "i786")
+    return "pentiumpro";
+
   switch (Triple.getOS()) {
   case llvm::Triple::NetBSD:
     return "i486";


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