replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

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.

llvm-svn: 328007
This commit is contained in:
Saleem Abdulrasool 2018-03-20 17:33:26 +00:00
parent 914d4babec
commit 29149d5cb7
3 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
clang/lib/Basic/Targets/ARM.cpp
View File

@ -971,6 +971,8 @@ WindowsARMTargetInfo::checkCallingConvention(CallingConv CC) const {
return CCCR_Ignore;
case CC_C:
case CC_OpenCLKernel:
case CC_PreserveMost:
case CC_PreserveAll:
return CCCR_OK;
default:
return CCCR_Warning;

1
clang/test/CodeGen/preserve-call-conv.c
View File

@ -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

1
clang/test/Sema/preserve-call-conv.c
View File

@ -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);