OrdinaryMagician/vkdoom_m
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Add codegen for one of the triangle variants

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This commit is contained in:
Magnus Norddahl 2016-11-12 00:50:21 +01:00
commit c852b6c5e9
18 changed files with 739 additions and 38 deletions
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30
src/r_compiler/ssa/ssa_float.cpp
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@ -24,6 +24,7 @@
#include "ssa_float.h"
#include "ssa_int.h"
#include "ssa_scope.h"
#include "ssa_bool.h"
SSAFloat::SSAFloat()
: v(0)
@ -111,6 +112,35 @@ SSAFloat SSAFloat::fma(SSAFloat a, SSAFloat b, SSAFloat c)
return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::fma, params), args, SSAScope::hint()));
}
SSAFloat SSAFloat::round(SSAFloat val)
{
std::vector<llvm::Type *> params;
params.push_back(SSAFloat::llvm_type());
return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::round, params), val.v, SSAScope::hint()));
}
SSAFloat SSAFloat::floor(SSAFloat val)
{
std::vector<llvm::Type *> params;
params.push_back(SSAFloat::llvm_type());
return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::floor, params), val.v, SSAScope::hint()));
}
SSAFloat SSAFloat::MIN(SSAFloat a, SSAFloat b)
{
return SSAFloat::from_llvm(SSAScope::builder().CreateSelect((a < b).v, a.v, b.v, SSAScope::hint()));
}
SSAFloat SSAFloat::MAX(SSAFloat a, SSAFloat b)
{
return SSAFloat::from_llvm(SSAScope::builder().CreateSelect((a > b).v, a.v, b.v, SSAScope::hint()));
}
SSAFloat SSAFloat::clamp(SSAFloat a, SSAFloat b, SSAFloat c)
{
return SSAFloat::MAX(SSAFloat::MIN(a, c), b);
}
SSAFloat operator+(const SSAFloat &a, const SSAFloat &b)
{
return SSAFloat::from_llvm(SSAScope::builder().CreateFAdd(a.v, b.v, SSAScope::hint()));