r328007 - Basic: support PreserveMost and PreserveAll on Windows ARM

[Saleem Abdulrasool via cfe-commits]

Author: compnerd
Date: Tue Mar 20 10:33:26 2018
New Revision: 328007

URL: http://llvm.org/viewvc/llvm-project?rev=328007&view=rev
Log:
Basic: support PreserveMost and PreserveAll on Windows ARM

Do not ignore these calling conventions on Windows ARM.  They are used
by the swift runtime for certain calls.

Modified:
    cfe/trunk/lib/Basic/Targets/ARM.cpp
    cfe/trunk/test/CodeGen/preserve-call-conv.c
    cfe/trunk/test/Sema/preserve-call-conv.c

Modified: cfe/trunk/lib/Basic/Targets/ARM.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Targets/ARM.cpp?rev=328007&r1=328006&r2=328007&view=diff
==============================================================================
--- cfe/trunk/lib/Basic/Targets/ARM.cpp (original)
+++ cfe/trunk/lib/Basic/Targets/ARM.cpp Tue Mar 20 10:33:26 2018
@@ -971,6 +971,8 @@ WindowsARMTargetInfo::checkCallingConven
     return CCCR_Ignore;
   case CC_C:
   case CC_OpenCLKernel:
+  case CC_PreserveMost:
+  case CC_PreserveAll:
     return CCCR_OK;
   default:
     return CCCR_Warning;

Modified: cfe/trunk/test/CodeGen/preserve-call-conv.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/preserve-call-conv.c?rev=328007&r1=328006&r2=328007&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/preserve-call-conv.c (original)
+++ cfe/trunk/test/CodeGen/preserve-call-conv.c Tue Mar 20 10:33:26 2018
@@ -3,6 +3,7 @@
 
 // RUN: %clang_cc1 -triple x86_64-unknown-windows-msvc -emit-llvm %s -o - | FileCheck %s
 // RUN: %clang_cc1 -triple aarch64-unknown-windows-msvc -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple thumbv7-unknown-windows-msvc -emit-llvm %s -o - | FileCheck %s
 
 // Check that the preserve_most calling convention attribute at the source level
 // is lowered to the corresponding calling convention attrribute at the LLVM IR

Modified: cfe/trunk/test/Sema/preserve-call-conv.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Sema/preserve-call-conv.c?rev=328007&r1=328006&r2=328007&view=diff
==============================================================================
--- cfe/trunk/test/Sema/preserve-call-conv.c (original)
+++ cfe/trunk/test/Sema/preserve-call-conv.c Tue Mar 20 10:33:26 2018
@@ -2,6 +2,7 @@
 // RUN: %clang_cc1 %s -fsyntax-only -triple arm64-unknown-unknown -verify
 // RUN: %clang_cc1 %s -fsyntax-only -triple x86_64-unknown-windows-msvc -verify
 // RUN: %clang_cc1 %s -fsyntax-only -triple aarch64-unknown-windows-msvc -verify
+// RUN: %clang_cc1 %s -fsyntax-only -triple thumbv7-unknown-windows-msvc -verify
 
 typedef void typedef_fun_t(int);