[PATCH] D12034: WindowsARM: ignore calling conventions as described on MSDN
Martell Malone via cfe-commits
cfe-commits at lists.llvm.org
Fri Aug 14 10:45:56 PDT 2015
martell updated this revision to Diff 32164.
martell added a comment.
updated to reflect rnk comments
http://reviews.llvm.org/D12034
Files:
lib/Basic/Targets.cpp
test/Parser/arm-windows-calling-convention-handling.c
test/Parser/x64-windows-calling-convention-handling.c
Index: test/Parser/x64-windows-calling-convention-handling.c
===================================================================
--- /dev/null
+++ test/Parser/x64-windows-calling-convention-handling.c
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -triple x86_64-windows -fms-compatibility -fsyntax-only -verify %s
+
+int __cdecl cdecl(int a, int b, int c, int d) { // expected-no-diagnostics
+ return a + b + c + d;
+}
+
+float __stdcall stdcall(float a, float b, float c, float d) { // expected-no-diagnostics
+ return a + b + c + d;
+}
Index: test/Parser/arm-windows-calling-convention-handling.c
===================================================================
--- test/Parser/arm-windows-calling-convention-handling.c
+++ test/Parser/arm-windows-calling-convention-handling.c
@@ -1,10 +1,9 @@
// RUN: %clang_cc1 -triple thumbv7-windows -fms-compatibility -fsyntax-only -verify %s
-int __cdecl cdecl(int a, int b, int c, int d) { // expected-warning {{calling convention '__cdecl' ignored for this target}}
+int __cdecl cdecl(int a, int b, int c, int d) { // expected-no-diagnostics
return a + b + c + d;
}
-float __stdcall stdcall(float a, float b, float c, float d) { // expected-warning {{calling convention '__stdcall' ignored for this target}}
+float __stdcall stdcall(float a, float b, float c, float d) { // expected-no-diagnostics
return a + b + c + d;
}
-
Index: lib/Basic/Targets.cpp
===================================================================
--- lib/Basic/Targets.cpp
+++ lib/Basic/Targets.cpp
@@ -4959,6 +4959,19 @@
BuiltinVaListKind getBuiltinVaListKind() const override {
return TargetInfo::CharPtrBuiltinVaList;
}
+ CallingConvCheckResult checkCallingConvention(CallingConv CC) const override {
+ switch (CC) {
+ case CC_X86StdCall:
+ case CC_X86ThisCall:
+ case CC_X86FastCall:
+ case CC_X86VectorCall:
+ return CCCR_Ignore;
+ case CC_C:
+ return CCCR_OK;
+ default:
+ return CCCR_Warning;
+ }
+ }
};
// Windows ARM + Itanium C++ ABI Target
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