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Temporary solution: added a different set of BCTRL_Macho / BCTRL_ELF with right callee-saved defs set for ppc64.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43248 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-10-23 06:42:42 +00:00
parent 8eef4b2d05
commit 152b7e1874
4 changed files with 43 additions and 8 deletions
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8
lib/Target/PowerPC/PPCISelDAGToDAG.cpp
View File

@ -42,11 +42,13 @@ namespace {
class VISIBILITY_HIDDEN PPCDAGToDAGISel : public SelectionDAGISel {
PPCTargetMachine &TM;
PPCTargetLowering PPCLowering;
const PPCSubtarget &PPCSubTarget;
unsigned GlobalBaseReg;
public:
PPCDAGToDAGISel(PPCTargetMachine &tm)
: SelectionDAGISel(PPCLowering), TM(tm),
PPCLowering(*TM.getTargetLowering()) {}
PPCLowering(*TM.getTargetLowering()),
PPCSubTarget(*TM.getSubtargetImpl()) {}
virtual bool runOnFunction(Function &Fn) {
// Make sure we re-emit a set of the global base reg if necessary
@ -736,7 +738,7 @@ SDNode *PPCDAGToDAGISel::SelectSETCC(SDOperand Op) {
CCReg = CurDAG->getCopyToReg(CurDAG->getEntryNode(), CR7Reg, CCReg,
InFlag).getValue(1);
if (TLI.getTargetMachine().getSubtarget<PPCSubtarget>().isGigaProcessor())
if (PPCSubTarget.isGigaProcessor())
IntCR = SDOperand(CurDAG->getTargetNode(PPC::MFOCRF, MVT::i32, CR7Reg,
CCReg), 0);
else
@ -859,7 +861,7 @@ SDNode *PPCDAGToDAGISel::Select(SDOperand Op) {
SDOperand InFlag = N->getOperand(1);
AddToISelQueue(InFlag);
// Use MFOCRF if supported.
if (TLI.getTargetMachine().getSubtarget<PPCSubtarget>().isGigaProcessor())
if (PPCSubTarget.isGigaProcessor())
return CurDAG->getTargetNode(PPC::MFOCRF, MVT::i32,
N->getOperand(0), InFlag);
else

12
lib/Target/PowerPC/PPCInstr64Bit.td
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@ -81,10 +81,13 @@ let isCall = 1, PPC970_Unit = 7,
def BL8_Macho : IForm<18, 0, 1,
(outs), (ins calltarget:$func, variable_ops),
"bl $func", BrB, []>; // See Pat patterns below.
def BLA8_Macho : IForm<18, 1, 1,
(outs), (ins aaddr:$func, variable_ops),
"bla $func", BrB, [(PPCcall_Macho (i64 imm:$func))]>;
def BCTRL8_Macho : XLForm_2_ext<19, 528, 20, 0, 1,
(outs), (ins variable_ops),
"bctrl", BrB,
[(PPCbctrl_Macho)]>, Requires<[In64BitMode]>;
}
// ELF 64 ABI Calls = Macho ABI Calls
@ -99,11 +102,14 @@ let isCall = 1, PPC970_Unit = 7,
// Convenient aliases for call instructions
def BL8_ELF : IForm<18, 0, 1,
(outs), (ins calltarget:$func, variable_ops),
"bl $func", BrB, []>; // See Pat patterns below.
"bl $func", BrB, []>; // See Pat patterns below.
def BLA8_ELF : IForm<18, 1, 1,
(outs), (ins aaddr:$func, variable_ops),
"bla $func", BrB, [(PPCcall_ELF (i64 imm:$func))]>;
def BCTRL8_ELF : XLForm_2_ext<19, 528, 20, 0, 1,
(outs), (ins variable_ops),
"bctrl", BrB,
[(PPCbctrl_ELF)]>, Requires<[In64BitMode]>;
}

6
lib/Target/PowerPC/PPCInstrInfo.td
View File

@ -304,6 +304,8 @@ def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
//===----------------------------------------------------------------------===//
// PowerPC Instruction Predicate Definitions.
def FPContractions : Predicate<"!NoExcessFPPrecision">;
def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">;
def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">;
//===----------------------------------------------------------------------===//
@ -409,7 +411,7 @@ let isCall = 1, PPC970_Unit = 7,
def BCTRL_Macho : XLForm_2_ext<19, 528, 20, 0, 1,
(outs), (ins variable_ops),
"bctrl", BrB,
[(PPCbctrl_Macho)]>;
[(PPCbctrl_Macho)]>, Requires<[In32BitMode]>;
}
// ELF ABI Calls.
@ -431,7 +433,7 @@ let isCall = 1, PPC970_Unit = 7,
def BCTRL_ELF : XLForm_2_ext<19, 528, 20, 0, 1,
(outs), (ins variable_ops),
"bctrl", BrB,
[(PPCbctrl_ELF)]>;
[(PPCbctrl_ELF)]>, Requires<[In32BitMode]>;
}
// DCB* instructions.

25
test/CodeGen/PowerPC/2007-10-21-LocalRegAllocAssert2.ll Normal file
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@ -0,0 +1,25 @@
; RUN: llvm-as < %s | llc -mtriple=powerpc64-apple-darwin9 -regalloc=local -relocation-model=pic
%struct.NSError = type opaque
%struct.NSManagedObjectContext = type opaque
%struct.NSString = type opaque
%struct.NSURL = type opaque
%struct._message_ref_t = type { %struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)*, %struct.objc_selector* }
%struct.objc_object = type { }
%struct.objc_selector = type opaque
@"\01L_OBJC_MESSAGE_REF_2" = external global %struct._message_ref_t ; <%struct._message_ref_t*> [#uses=2]
@"\01L_OBJC_MESSAGE_REF_6" = external global %struct._message_ref_t ; <%struct._message_ref_t*> [#uses=2]
@NSXMLStoreType = external constant %struct.NSString* ; <%struct.NSString**> [#uses=1]
@"\01L_OBJC_MESSAGE_REF_4" = external global %struct._message_ref_t ; <%struct._message_ref_t*> [#uses=2]
define %struct.NSManagedObjectContext* @"+[ListGenerator(Private) managedObjectContextWithModelURL:storeURL:]"(%struct.objc_object* %self, %struct._message_ref_t* %_cmd, %struct.NSURL* %modelURL, %struct.NSURL* %storeURL) {
entry:
%tmp27 = load %struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)** getelementptr (%struct._message_ref_t* @"\01L_OBJC_MESSAGE_REF_2", i32 0, i32 0), align 8 ; <%struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)*> [#uses=1]
%tmp29 = call %struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)* %tmp27( %struct.objc_object* null, %struct._message_ref_t* @"\01L_OBJC_MESSAGE_REF_2" ) ; <%struct.objc_object*> [#uses=0]
%tmp33 = load %struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)** getelementptr (%struct._message_ref_t* @"\01L_OBJC_MESSAGE_REF_6", i32 0, i32 0), align 8 ; <%struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)*> [#uses=1]
%tmp34 = load %struct.NSString** @NSXMLStoreType, align 8 ; <%struct.NSString*> [#uses=1]
%tmp40 = load %struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)** getelementptr (%struct._message_ref_t* @"\01L_OBJC_MESSAGE_REF_4", i32 0, i32 0), align 8 ; <%struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)*> [#uses=1]
%tmp42 = call %struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)* %tmp40( %struct.objc_object* null, %struct._message_ref_t* @"\01L_OBJC_MESSAGE_REF_4", i32 1 ) ; <%struct.objc_object*> [#uses=0]
%tmp48 = call %struct.objc_object* (%struct.objc_object*, %struct._message_ref_t*, ...)* %tmp33( %struct.objc_object* null, %struct._message_ref_t* @"\01L_OBJC_MESSAGE_REF_6", %struct.NSString* %tmp34, i8* null, %struct.NSURL* null, %struct.objc_object* null, %struct.NSError** null ) ; <%struct.objc_object*> [#uses=0]
unreachable
}