T0b1/wasmtime
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add x86 legalization for fcvt_to_uint_sat.i32x4

Browse Source 
This converts an `f32x4` into an `i32x4` (unsigned) with rounding by using a long sequence of SSE4.1 compatible instructions.
This commit is contained in:
Andrew Brown
2020-06-03 12:18:02 -07:00
parent 091373f9b8
commit c5a69cee9f
5 changed files with 106 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
cranelift/codegen/meta/src/isa/x86/mod.rs
View File

@@ -47,6 +47,7 @@ pub(crate) fn define(shared_defs: &mut SharedDefinitions) -> TargetIsa {
x86_32.legalize_value_type(ReferenceType(R32), x86_expand);
x86_32.legalize_type(F32, x86_expand);
x86_32.legalize_type(F64, x86_expand);
x86_32.legalize_value_type(VectorType::new(I32.into(), 4), x86_narrow_avx);
x86_32.legalize_value_type(VectorType::new(I64.into(), 2), x86_narrow_avx);
x86_32.legalize_value_type(VectorType::new(F32.into(), 4), x86_narrow_avx);
@@ -60,6 +61,7 @@ pub(crate) fn define(shared_defs: &mut SharedDefinitions) -> TargetIsa {
x86_64.legalize_value_type(ReferenceType(R64), x86_expand);
x86_64.legalize_type(F32, x86_expand);
x86_64.legalize_type(F64, x86_expand);
x86_64.legalize_value_type(VectorType::new(I32.into(), 4), x86_narrow_avx);
x86_64.legalize_value_type(VectorType::new(I64.into(), 2), x86_narrow_avx);
x86_64.legalize_value_type(VectorType::new(F32.into(), 4), x86_narrow_avx);