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Added codegen for column drawers

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This commit is contained in:
Magnus Norddahl 2016-10-07 03:38:43 +02:00
commit c1e859dbca
10 changed files with 444 additions and 645 deletions
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13
src/r_compiler/ssa/ssa_vec4i.cpp
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@ -97,6 +97,19 @@ llvm::Type *SSAVec4i::llvm_type()
return llvm::VectorType::get(llvm::Type::getInt32Ty(SSAScope::context()), 4);
}
SSAVec4i SSAVec4i::unpack(SSAInt i32)
{
// _mm_cvtsi32_si128 as implemented by clang:
llvm::Value *v = SSAScope::builder().CreateInsertElement(llvm::UndefValue::get(SSAVec4i::llvm_type()), i32.v, SSAInt(0).v, SSAScope::hint());
v = SSAScope::builder().CreateInsertElement(v, SSAInt(0).v, SSAInt(1).v, SSAScope::hint());
v = SSAScope::builder().CreateInsertElement(v, SSAInt(0).v, SSAInt(2).v, SSAScope::hint());
v = SSAScope::builder().CreateInsertElement(v, SSAInt(0).v, SSAInt(3).v, SSAScope::hint());
SSAVec4i v4i = SSAVec4i::from_llvm(v);
SSAVec8s low = SSAVec8s::bitcast(SSAVec16ub::shuffle(SSAVec16ub::bitcast(v4i), SSAVec16ub((unsigned char)0), 0, 16 + 0, 1, 16 + 1, 2, 16 + 2, 3, 16 + 3, 4, 16 + 4, 5, 16 + 5, 6, 16 + 6, 7, 16 + 7)); // _mm_unpacklo_epi8
return SSAVec4i::extendlo(low); // _mm_unpacklo_epi16
}
SSAVec4i SSAVec4i::bitcast(SSAVec4f f32)
{
return SSAVec4i::from_llvm(SSAScope::builder().CreateBitCast(f32.v, llvm_type(), SSAScope::hint()));