[PATCH] D18902: X86: Use a callee save register for the swiftself parameter.

[Mandeep Singh Grang via llvm-commits]

mgrang added a subscriber: mgrang.

================
Comment at: lib/Target/X86/X86CallingConv.td:297
@@ -296,3 +296,3 @@
 
-  // A SwiftSelf is passed in R10.
-  CCIfSwiftSelf<CCIfType<[i64], CCAssignToReg<[R10]>>>,
+  // Pass SwiftSwlf in a callee saved register.
+  CCIfSwiftSelf<CCIfType<[i64], CCAssignToReg<[R12]>>>,
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Type: Should be SwiftSelf instead of SwiftSwlf.

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Comment at: test/CodeGen/X86/swiftself.ll:2
@@ -5,1 +1,3 @@
+; RUN: llc -verify-machineinstrs -mtriple=x86_64-unknown-unknown -o - %s | FileCheck --check-prefix=CHECK --check-prefix=OPT %s
+; RUN: llc -O0 -verify-machineinstrs -mtriple=x86_64-unknown-unknown -o - %s | FileCheck --check-prefix=CHECK %s
 
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We can get rid of --check-prefix=CHECK


Repository:
  rL LLVM

http://reviews.llvm.org/D18902