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| author | Thomas Lively <tlively@google.com> | 2018-10-31 23:50:53 +0000 |
|---|---|---|
| committer | Thomas Lively <tlively@google.com> | 2018-10-31 23:50:53 +0000 |
| commit | 6ff31fe34d1332e29fd5e4d84bb91fa53cd704b8 (patch) | |
| tree | bba3ec13c9be8be92306f105d3c59c6fbe1ceffd /llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp | |
| parent | 41fb951f874977f4c28c27797cd0693ee17c1b15 (diff) | |
| download | llvm-6ff31fe34d1332e29fd5e4d84bb91fa53cd704b8.zip llvm-6ff31fe34d1332e29fd5e4d84bb91fa53cd704b8.tar.gz llvm-6ff31fe34d1332e29fd5e4d84bb91fa53cd704b8.tar.bz2 | |
[WebAssembly] Handle vector IMPLICIT_DEFs.
Summary:
Also reduce the test case for implicit defs and test it with all
register classes.
Reviewers: aheejin, dschuff
Subscribers: sbc100, jgravelle-google, sunfish, llvm-commits
Differential Revision: https://reviews.llvm.org/D53855
llvm-svn: 345794
Diffstat (limited to 'llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp')
| -rw-r--r-- | llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp index 4649230..dc2aab8 100644 --- a/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp +++ b/llvm/lib/Target/WebAssembly/WebAssemblyRegStackify.cpp @@ -118,6 +118,11 @@ static void ConvertImplicitDefToConstZero(MachineInstr *MI, ConstantFP *Val = cast<ConstantFP>(Constant::getNullValue( Type::getDoubleTy(MF.getFunction().getContext()))); MI->addOperand(MachineOperand::CreateFPImm(Val)); + } else if (RegClass == &WebAssembly::V128RegClass) { + // TODO: make splat instead of constant + MI->setDesc(TII->get(WebAssembly::CONST_V128_v16i8)); + for (int I = 0; I < 16; ++I) + MI->addOperand(MachineOperand::CreateImm(0)); } else { llvm_unreachable("Unexpected reg class"); } |