SmallVector<TailCallArgumentInfo, 8> TailCallArguments;
SmallVector<SDValue, 8> MemOpChains;
+ bool seenFloatArg = false;
// Walk the register/memloc assignments, inserting copies/loads.
for (unsigned i = 0, j = 0, e = ArgLocs.size();
i != e;
}
if (VA.isRegLoc()) {
+ seenFloatArg |= VA.getLocVT().isFloatingPoint();
// Put argument in a physical register.
RegsToPass.push_back(std::make_pair(VA.getLocReg(), Arg));
} else {
Chain = DAG.getNode(ISD::TokenFactor, dl, MVT::Other,
&MemOpChains[0], MemOpChains.size());
- // Set CR6 to true if this is a vararg call.
+ // Set CR6 to true if this is a vararg call with floating args passed in
+ // registers.
if (isVarArg) {
- SDValue SetCR(DAG.getMachineNode(PPC::CRSET, dl, MVT::i32), 0);
+ SDValue SetCR(DAG.getMachineNode(seenFloatArg ? PPC::CRSET : PPC::CRUNSET,
+ dl, MVT::i32), 0);
RegsToPass.push_back(std::make_pair(unsigned(PPC::CR1EQ), SetCR));
}
"creqv $dst, $dst, $dst", BrCR,
[]>;
+def CRUNSET: XLForm_1_ext<19, 193, (outs CRBITRC:$dst), (ins),
+ "crxor $dst, $dst, $dst", BrCR,
+ []>;
+
// XFX-Form instructions. Instructions that deal with SPRs.
//
let Uses = [CTR] in {
--- /dev/null
+; RUN: llc < %s | FileCheck %s
+; ModuleID = 'test.c'
+target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32"
+target triple = "powerpc-unknown-freebsd"
+
+@.str = private unnamed_addr constant [4 x i8] c"%i\0A\00", align 1
+@.str1 = private unnamed_addr constant [4 x i8] c"%f\0A\00", align 1
+
+define void @foo() nounwind {
+entry:
+; CHECK: crxor 6, 6, 6
+ %call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([4 x i8]* @.str, i32 0, i32 0), i32 1)
+; CHECK: creqv 6, 6, 6
+ %call1 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([4 x i8]* @.str1, i32 0, i32 0), double 1.100000e+00)
+ ret void
+}
+
+declare i32 @printf(i8*, ...)