diff options
Diffstat (limited to 'lib/Target')
-rw-r--r-- | lib/Target/PowerPC/PPCCallingConv.td | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/lib/Target/PowerPC/PPCCallingConv.td b/lib/Target/PowerPC/PPCCallingConv.td index c7ce171..155fba2 100644 --- a/lib/Target/PowerPC/PPCCallingConv.td +++ b/lib/Target/PowerPC/PPCCallingConv.td @@ -66,28 +66,13 @@ def CC_PPC : CallingConv<[ // PowerPC System V Release 4 ABI //===----------------------------------------------------------------------===// -// _Complex arguments are never split, thus their two scalars are either -// passed both in argument registers or both on the stack. Also _Complex -// arguments are always passed in general purpose registers, never in -// Floating-point registers or vector registers. Arguments which should go -// on the stack are marked with the inreg parameter attribute. -// Giving inreg this target-dependent (and counter-intuitive) meaning -// simplifies things, because functions calls are not always coming from the -// frontend but are also created implicitly e.g. for libcalls. If inreg would -// actually mean that the argument is passed in a register, then all places -// which create function calls/function definitions implicitly would need to -// be aware of this fact and would need to mark arguments accordingly. With -// inreg meaning that the argument is passed on the stack, this is not an -// issue, except for calls which involve _Complex types. - def CC_PPC_SVR4_Common : CallingConv<[ // The ABI requires i64 to be passed in two adjacent registers with the first // register having an odd register number. CCIfType<[i32], CCIfSplit<CCCustom<"CC_PPC_SVR4_Custom_AlignArgRegs">>>, // The first 8 integer arguments are passed in integer registers. - CCIfType<[i32], CCIf<"!ArgFlags.isInReg()", - CCAssignToReg<[R3, R4, R5, R6, R7, R8, R9, R10]>>>, + CCIfType<[i32], CCAssignToReg<[R3, R4, R5, R6, R7, R8, R9, R10]>>, // Make sure the i64 words from a long double are either both passed in // registers or both passed on the stack. |