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| author | Brian Gaeke <gaeke@uiuc.edu> | 2004-04-06 22:09:23 +0000 |
|---|---|---|
| committer | Brian Gaeke <gaeke@uiuc.edu> | 2004-04-06 22:09:23 +0000 |
| commit | ea8494bb89f5170b62e492585588fdb5f1ba64be (patch) | |
| tree | 225cfcad5354edf857cfe7a7805bbb564803aa01 /lib/Target/Sparc/SparcV8ISelSimple.cpp | |
| parent | 94f0c5286bad92bb373d44517ab70aa9694e745b (diff) | |
| download | external_llvm-ea8494bb89f5170b62e492585588fdb5f1ba64be.zip external_llvm-ea8494bb89f5170b62e492585588fdb5f1ba64be.tar.gz external_llvm-ea8494bb89f5170b62e492585588fdb5f1ba64be.tar.bz2 | |
Deal with call return values.
Don't put NOPs in delay slots at all. We'll have a fix-up pass later.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12725 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Sparc/SparcV8ISelSimple.cpp')
| -rw-r--r-- | lib/Target/Sparc/SparcV8ISelSimple.cpp | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/lib/Target/Sparc/SparcV8ISelSimple.cpp b/lib/Target/Sparc/SparcV8ISelSimple.cpp index 05a1920..8ae5a0c 100644 --- a/lib/Target/Sparc/SparcV8ISelSimple.cpp +++ b/lib/Target/Sparc/SparcV8ISelSimple.cpp @@ -229,8 +229,22 @@ bool V8ISel::runOnFunction(Function &Fn) { void V8ISel::visitCallInst(CallInst &I) { assert (I.getNumOperands () == 1 && "Can't handle call args yet"); + unsigned DestReg = getReg (I); BuildMI (BB, V8::CALL, 1).addPCDisp (I.getOperand (0)); - BuildMI (BB, V8::NOP, 0); // NOP in delay slot + if (I.getType ()->getPrimitiveID () == Type::VoidTyID) + return; + // Deal w/ return value + switch (getClass (I.getType ())) { + case cByte: + case cShort: + case cInt: + // Schlep it over into the destination register + BuildMI (BB, V8::ORrr, 2, DestReg).addReg(V8::G0).addReg(V8::O0); + break; + default: + visitInstruction (I); + return; + } } void V8ISel::visitReturnInst(ReturnInst &I) { |