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Implement SIMD integer widening operators.

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This commit is contained in:
Nick Lewycky
2020-07-31 13:57:14 -07:00
parent 242e178ab1
commit fe080432d9
1 changed files with 176 additions and 0 deletions
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176
lib/compiler-llvm/src/translator/code.rs
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@ -4947,6 +4947,182 @@ impl<'ctx, 'a> LLVMFunctionCodeGenerator<'ctx, 'a> {
.build_int_z_extend(v, self.intrinsics.i64_ty, "");
self.state.push1_extra(res, ExtraInfo::arithmetic_f64());
}
Operator::I16x8WidenLowI8x16S => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i8x16(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(0, false),
self.intrinsics.i32_ty.const_int(1, false),
self.intrinsics.i32_ty.const_int(2, false),
self.intrinsics.i32_ty.const_int(3, false),
self.intrinsics.i32_ty.const_int(4, false),
self.intrinsics.i32_ty.const_int(5, false),
self.intrinsics.i32_ty.const_int(6, false),
self.intrinsics.i32_ty.const_int(7, false),
]),
"",
);
let res = self
.builder
.build_int_s_extend(low, self.intrinsics.i16x8_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I16x8WidenHighI8x16S => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i8x16(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(8, false),
self.intrinsics.i32_ty.const_int(9, false),
self.intrinsics.i32_ty.const_int(10, false),
self.intrinsics.i32_ty.const_int(11, false),
self.intrinsics.i32_ty.const_int(12, false),
self.intrinsics.i32_ty.const_int(13, false),
self.intrinsics.i32_ty.const_int(14, false),
self.intrinsics.i32_ty.const_int(15, false),
]),
"",
);
let res = self
.builder
.build_int_s_extend(low, self.intrinsics.i16x8_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I16x8WidenLowI8x16U => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i8x16(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(0, false),
self.intrinsics.i32_ty.const_int(1, false),
self.intrinsics.i32_ty.const_int(2, false),
self.intrinsics.i32_ty.const_int(3, false),
self.intrinsics.i32_ty.const_int(4, false),
self.intrinsics.i32_ty.const_int(5, false),
self.intrinsics.i32_ty.const_int(6, false),
self.intrinsics.i32_ty.const_int(7, false),
]),
"",
);
let res = self
.builder
.build_int_z_extend(low, self.intrinsics.i16x8_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I16x8WidenHighI8x16U => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i8x16(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(8, false),
self.intrinsics.i32_ty.const_int(9, false),
self.intrinsics.i32_ty.const_int(10, false),
self.intrinsics.i32_ty.const_int(11, false),
self.intrinsics.i32_ty.const_int(12, false),
self.intrinsics.i32_ty.const_int(13, false),
self.intrinsics.i32_ty.const_int(14, false),
self.intrinsics.i32_ty.const_int(15, false),
]),
"",
);
let res = self
.builder
.build_int_z_extend(low, self.intrinsics.i16x8_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I32x4WidenLowI16x8S => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i16x8(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(0, false),
self.intrinsics.i32_ty.const_int(1, false),
self.intrinsics.i32_ty.const_int(2, false),
self.intrinsics.i32_ty.const_int(3, false),
]),
"",
);
let res = self
.builder
.build_int_s_extend(low, self.intrinsics.i32x4_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I32x4WidenHighI16x8S => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i16x8(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(4, false),
self.intrinsics.i32_ty.const_int(5, false),
self.intrinsics.i32_ty.const_int(6, false),
self.intrinsics.i32_ty.const_int(7, false),
]),
"",
);
let res = self
.builder
.build_int_s_extend(low, self.intrinsics.i32x4_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I32x4WidenLowI16x8U => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i16x8(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(0, false),
self.intrinsics.i32_ty.const_int(1, false),
self.intrinsics.i32_ty.const_int(2, false),
self.intrinsics.i32_ty.const_int(3, false),
]),
"",
);
let res = self
.builder
.build_int_z_extend(low, self.intrinsics.i32x4_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I32x4WidenHighI16x8U => {
let (v, i) = self.state.pop1_extra()?;
let (v, _) = self.v128_into_i16x8(v, i);
let low = self.builder.build_shuffle_vector(
v,
v.get_type().get_undef(),
VectorType::const_vector(&[
self.intrinsics.i32_ty.const_int(4, false),
self.intrinsics.i32_ty.const_int(5, false),
self.intrinsics.i32_ty.const_int(6, false),
self.intrinsics.i32_ty.const_int(7, false),
]),
"",
);
let res = self
.builder
.build_int_z_extend(low, self.intrinsics.i32x4_ty, "");
let res = self.builder.build_bitcast(res, self.intrinsics.i128_ty, "");
self.state.push1(res);
}
Operator::I8x16NarrowI16x8S => {
let ((v1, i1), (v2, i2)) = self.state.pop2_extra()?;
let (v1, _) = self.v128_into_i16x8(v1, i1);