//
//===----------------------------------------------------------------------===//
//
-// This file defines LLVM's set of calling conventions.
+// This file defines LLVM's set of calling conventions.
//
//===----------------------------------------------------------------------===//
/// the well-known calling conventions.
///
namespace CallingConv {
- /// A set of enums which specify the assigned numeric values for known llvm
+ /// A set of enums which specify the assigned numeric values for known llvm
/// calling conventions.
/// @brief LLVM Calling Convention Representation
enum ID {
/// C - The default llvm calling convention, compatible with C. This
/// convention is the only calling convention that supports varargs calls.
- /// As with typical C calling conventions, the callee/caller have to
+ /// As with typical C calling conventions, the callee/caller have to
/// tolerate certain amounts of prototype mismatch.
C = 0,
-
+
// Generic LLVM calling conventions. None of these calling conventions
// support varargs calls, and all assume that the caller and callee
// prototype exactly match.
- /// Fast - This calling convention attempts to make calls as fast as
- /// possible /// (e.g. by passing things in registers).
+ /// Fast - This calling convention attempts to make calls as fast as
+ /// possible (e.g. by passing things in registers).
Fast = 8,
// Cold - This calling convention attempts to make code in the caller as
// call does not break any live ranges in the caller side.
Cold = 9,
+ // GHC - Calling convention used by the Glasgow Haskell Compiler (GHC).
+ GHC = 10,
+
// Target - This is the start of the target-specific calling conventions,
// e.g. fastcall and thiscall on X86.
FirstTargetCC = 64,
/// X86_FastCall - 'fast' analog of X86_StdCall. Passes first two arguments
/// in ECX:EDX registers, others - via stack. Callee is responsible for
/// stack cleaning.
- X86_FastCall = 65
+ X86_FastCall = 65,
+
+ /// ARM_APCS - ARM Procedure Calling Standard calling convention (obsolete,
+ /// but still used on some targets).
+ ARM_APCS = 66,
+
+ /// ARM_AAPCS - ARM Architecture Procedure Calling Standard calling
+ /// convention (aka EABI). Soft float variant.
+ ARM_AAPCS = 67,
+
+ /// ARM_AAPCS_VFP - Same as ARM_AAPCS, but uses hard floating point ABI.
+ ARM_AAPCS_VFP = 68,
+
+ /// MSP430_INTR - Calling convention used for MSP430 interrupt routines.
+ MSP430_INTR = 69,
+
+ /// X86_ThisCall - Similar to X86_StdCall. Passes first argument in ECX,
+ /// others via stack. Callee is responsible for stack cleaning. MSVC uses
+ /// this by default for methods in its ABI.
+ X86_ThisCall = 70,
+
+ /// PTX_Kernel - Call to a PTX kernel.
+ /// Passes all arguments in parameter space.
+ PTX_Kernel = 71,
+
+ /// PTX_Device - Call to a PTX device function.
+ /// Passes all arguments in register or parameter space.
+ PTX_Device = 72,
+
+ /// MBLAZE_INTR - Calling convention used for MBlaze interrupt routines.
+ MBLAZE_INTR = 73,
+
+ /// MBLAZE_INTR - Calling convention used for MBlaze interrupt support
+ /// routines (i.e. GCC's save_volatiles attribute).
+ MBLAZE_SVOL = 74,
+
+ /// SPIR_FUNC - Calling convention for SPIR non-kernel device functions.
+ /// No lowering or expansion of arguments.
+ /// Structures are passed as a pointer to a struct with the byval attribute.
+ /// Functions can only call SPIR_FUNC and SPIR_KERNEL functions.
+ /// Functions can only have zero or one return values.
+ /// Variable arguments are not allowed, except for printf.
+ /// How arguments/return values are lowered are not specified.
+ /// Functions are only visible to the devices.
+ SPIR_FUNC = 75,
+
+ /// SPIR_KERNEL - Calling convention for SPIR kernel functions.
+ /// Inherits the restrictions of SPIR_FUNC, except
+ /// Cannot have non-void return values.
+ /// Cannot have variable arguments.
+ /// Can also be called by the host.
+ /// Is externally visible.
+ SPIR_KERNEL = 76,
+
+ /// Intel_OCL_BI - Calling conventions for Intel OpenCL built-ins
+ Intel_OCL_BI = 77
+
};
} // End CallingConv namespace