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[spv-in] translate OpFMod correctly

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This commit is contained in:
teoxoy
2022-04-27 15:59:53 +02:00
committed by Dzmitry Malyshau
parent c03d840755
commit 0d4098d634
2 changed files with 75 additions and 3 deletions
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3
src/front/spv/convert.rs
View File

@@ -12,8 +12,7 @@ pub(super) const fn map_binary_operator(word: spirv::Op) -> Result<crate::Binary
Op::ISub | Op::FSub => Ok(BinaryOperator::Subtract),
Op::IMul | Op::FMul => Ok(BinaryOperator::Multiply),
Op::UDiv | Op::SDiv | Op::FDiv => Ok(BinaryOperator::Divide),
Op::UMod | Op::SMod | Op::FMod => Ok(BinaryOperator::Modulo),
Op::SRem => Ok(BinaryOperator::Modulo),
Op::UMod | Op::SMod | Op::SRem => Ok(BinaryOperator::Modulo),
// Relational and Logical Instructions
Op::IEqual | Op::FOrdEqual | Op::FUnordEqual | Op::LogicalEqual => {
Ok(BinaryOperator::Equal)

75
src/front/spv/mod.rs
View File

@@ -2009,10 +2009,83 @@ impl<I: Iterator<Item = u32>> Parser<I> {
inst.expect(5)?;
parse_expr_op!(crate::BinaryOperator::Divide, BINARY)?;
}
Op::UMod | Op::FMod | Op::FRem => {
Op::UMod | Op::FRem => {
inst.expect(5)?;
parse_expr_op!(crate::BinaryOperator::Modulo, BINARY)?;
}
Op::FMod => {
inst.expect(5)?;
let start = self.data_offset;
let span = self.span_from_with_op(start);
let result_type_id = self.next()?;
let result_id = self.next()?;
let p1_id = self.next()?;
let p2_id = self.next()?;
let p1_lexp = self.lookup_expression.lookup(p1_id)?;
let left = self.get_expr_handle(
p1_id,
p1_lexp,
ctx,
&mut emitter,
&mut block,
body_idx,
);
let p2_lexp = self.lookup_expression.lookup(p2_id)?;
let right = self.get_expr_handle(
p2_id,
p2_lexp,
ctx,
&mut emitter,
&mut block,
body_idx,
);
let div = ctx.expressions.append(
crate::Expression::Binary {
op: crate::BinaryOperator::Divide,
left,
right,
},
span,
);
let floor = ctx.expressions.append(
crate::Expression::Math {
fun: crate::MathFunction::Floor,
arg: div,
arg1: None,
arg2: None,
arg3: None,
},
span,
);
let mult = ctx.expressions.append(
crate::Expression::Binary {
op: crate::BinaryOperator::Multiply,
left: floor,
right,
},
span,
);
let sub = ctx.expressions.append(
crate::Expression::Binary {
op: crate::BinaryOperator::Subtract,
left,
right: mult,
},
span,
);
self.lookup_expression.insert(
result_id,
LookupExpression {
handle: sub,
type_id: result_type_id,
block_id,
},
);
}
Op::VectorTimesScalar
| Op::VectorTimesMatrix
| Op::MatrixTimesScalar