r328196 - [CodeGen] Emit DWARF "constructor" calling convention
Jonas Devlieghere via cfe-commits
cfe-commits at lists.llvm.org
Thu Mar 22 06:53:30 PDT 2018
Author: jdevlieghere
Date: Thu Mar 22 06:53:30 2018
New Revision: 328196
URL: http://llvm.org/viewvc/llvm-project?rev=328196&view=rev
Log:
[CodeGen] Emit DWARF "constructor" calling convention
Now that LLVM has support for emitting calling conventions in DWARF (see
r328191) have clang emit them.
Patch by: Adrien Guinet
Differential revision: https://reviews.llvm.org/D42351
Added:
cfe/trunk/test/CodeGen/debug-info-cc.c
Modified:
cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=328196&r1=328195&r2=328196&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Thu Mar 22 06:53:30 2018
@@ -1000,20 +1000,28 @@ static unsigned getDwarfCC(CallingConv C
return llvm::dwarf::DW_CC_LLVM_vectorcall;
case CC_X86Pascal:
return llvm::dwarf::DW_CC_BORLAND_pascal;
-
- // FIXME: Create new DW_CC_ codes for these calling conventions.
case CC_Win64:
+ return llvm::dwarf::DW_CC_LLVM_Win64;
case CC_X86_64SysV:
+ return llvm::dwarf::DW_CC_LLVM_X86_64SysV;
case CC_AAPCS:
+ return llvm::dwarf::DW_CC_LLVM_AAPCS;
case CC_AAPCS_VFP:
+ return llvm::dwarf::DW_CC_LLVM_AAPCS_VFP;
case CC_IntelOclBicc:
+ return llvm::dwarf::DW_CC_LLVM_IntelOclBicc;
case CC_SpirFunction:
+ return llvm::dwarf::DW_CC_LLVM_SpirFunction;
case CC_OpenCLKernel:
+ return llvm::dwarf::DW_CC_LLVM_OpenCLKernel;
case CC_Swift:
+ return llvm::dwarf::DW_CC_LLVM_Swift;
case CC_PreserveMost:
+ return llvm::dwarf::DW_CC_LLVM_PreserveMost;
case CC_PreserveAll:
+ return llvm::dwarf::DW_CC_LLVM_PreserveAll;
case CC_X86RegCall:
- return 0;
+ return llvm::dwarf::DW_CC_LLVM_X86RegCall;
}
return 0;
}
Added: cfe/trunk/test/CodeGen/debug-info-cc.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/debug-info-cc.c?rev=328196&view=auto
==============================================================================
--- cfe/trunk/test/CodeGen/debug-info-cc.c (added)
+++ cfe/trunk/test/CodeGen/debug-info-cc.c Thu Mar 22 06:53:30 2018
@@ -0,0 +1,120 @@
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -o - -emit-llvm -debug-info-kind=limited %s | FileCheck %s --check-prefix=LINUX
+// RUN: %clang_cc1 -triple x86_64-unknown-windows-msvc -o - -emit-llvm -debug-info-kind=limited %s | FileCheck %s --check-prefix=WINDOWS
+// RUN: %clang_cc1 -triple i386-pc-linux-gnu -o - -emit-llvm -debug-info-kind=limited %s | FileCheck %s --check-prefix=LINUX32
+// RUN: %clang_cc1 -triple armv7--linux-gnueabihf -o - -emit-llvm -debug-info-kind=limited %s | FileCheck %s --check-prefix=ARM
+
+// enum CallingConv {
+// CC_C, // __attribute__((cdecl))
+// CC_X86StdCall, // __attribute__((stdcall))
+// CC_X86FastCall, // __attribute__((fastcall))
+// CC_X86ThisCall, // __attribute__((thiscall))
+// CC_X86VectorCall, // __attribute__((vectorcall))
+// CC_X86Pascal, // __attribute__((pascal))
+// CC_Win64, // __attribute__((ms_abi))
+// CC_X86_64SysV, // __attribute__((sysv_abi))
+// CC_X86RegCall, // __attribute__((regcall))
+// CC_AAPCS, // __attribute__((pcs("aapcs")))
+// CC_AAPCS_VFP, // __attribute__((pcs("aapcs-vfp")))
+// CC_IntelOclBicc, // __attribute__((intel_ocl_bicc))
+// CC_SpirFunction, // default for OpenCL functions on SPIR target
+// CC_OpenCLKernel, // inferred for OpenCL kernels
+// CC_Swift, // __attribute__((swiftcall))
+// CC_PreserveMost, // __attribute__((preserve_most))
+// CC_PreserveAll, // __attribute__((preserve_all))
+// };
+
+#ifdef __x86_64__
+
+#ifdef __linux__
+// LINUX: !DISubprogram({{.*}}"add_msabi", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_Win64,
+__attribute__((ms_abi)) int add_msabi(int a, int b) {
+ return a+b;
+}
+
+// LINUX: !DISubprogram({{.*}}"add_regcall", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_X86RegCall,
+__attribute__((regcall)) int add_regcall(int a, int b) {
+ return a+b;
+}
+
+// LINUX: !DISubprogram({{.*}}"add_preserve_most", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_PreserveMost,
+__attribute__((preserve_most)) int add_preserve_most(int a, int b) {
+ return a+b;
+}
+
+// LINUX: !DISubprogram({{.*}}"add_preserve_all", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_PreserveAll,
+__attribute__((preserve_all)) int add_preserve_all(int a, int b) {
+ return a+b;
+}
+
+// LINUX: !DISubprogram({{.*}}"add_swiftcall", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_Swift,
+__attribute__((swiftcall)) int add_swiftcall(int a, int b) {
+ return a+b;
+}
+
+// LINUX: !DISubprogram({{.*}}"add_inteloclbicc", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_IntelOclBicc,
+__attribute__((intel_ocl_bicc)) int add_inteloclbicc(int a, int b) {
+ return a+b;
+}
+#endif
+
+#ifdef _WIN64
+// WINDOWS: !DISubprogram({{.*}}"add_sysvabi", {{.*}}type: ![[FTY:[0-9]+]]
+// WINDOWS: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_X86_64SysV,
+__attribute__((sysv_abi)) int add_sysvabi(int a, int b) {
+ return a+b;
+}
+#endif
+
+#endif
+
+#ifdef __i386__
+// LINUX32: !DISubprogram({{.*}}"add_stdcall", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX32: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_BORLAND_stdcall,
+__attribute__((stdcall)) int add_stdcall(int a, int b) {
+ return a+b;
+}
+
+// LINUX32: !DISubprogram({{.*}}"add_fastcall", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX32: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_BORLAND_msfastcall,
+__attribute__((fastcall)) int add_fastcall(int a, int b) {
+ return a+b;
+}
+
+// LINUX32: !DISubprogram({{.*}}"add_thiscall", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX32: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_BORLAND_thiscall,
+__attribute__((thiscall)) int add_thiscall(int a, int b) {
+ return a+b;
+}
+
+// LINUX32: !DISubprogram({{.*}}"add_vectorcall", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX32: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_vectorcall,
+__attribute__((vectorcall)) int add_vectorcall(int a, int b) {
+ return a+b;
+}
+
+// LINUX32: !DISubprogram({{.*}}"add_pascal", {{.*}}type: ![[FTY:[0-9]+]]
+// LINUX32: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_BORLAND_pascal,
+__attribute__((pascal)) int add_pascal(int a, int b) {
+ return a+b;
+}
+#endif
+
+#ifdef __arm__
+// ARM: !DISubprogram({{.*}}"add_aapcs", {{.*}}type: ![[FTY:[0-9]+]]
+// ARM: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_AAPCS,
+__attribute__((pcs("aapcs"))) int add_aapcs(int a, int b) {
+ return a+b;
+}
+
+// ARM: !DISubprogram({{.*}}"add_aapcs_vfp", {{.*}}type: ![[FTY:[0-9]+]]
+// ARM: ![[FTY]] = !DISubroutineType({{.*}}cc: DW_CC_LLVM_AAPCS_VFP,
+__attribute__((pcs("aapcs-vfp"))) int add_aapcs_vfp(int a, int b) {
+ return a+b;
+}
+#endif
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