Files
wasmtime/filetests/wasm/conversions.cton
Jakob Stoklund Olesen ebf5c80959 Add Intel encodings for more conversion instructions.
The following instructions have simple encodings:

- bitcast.f32.i32
- bitcast.i32.f32
- bitcast.f64.i64
- bitcast.i64.f64
- fpromote.f64.f32
- fdemote.f32.f64

Also add helper functions enc_flt() and enc_i32_i64 to
intel.encodings.py for generating the common set of encodings for an
instruction: I32, I64 w/REX, I64 w/o REX.
2017-07-27 11:08:41 -07:00

95 lines
1.7 KiB
Plaintext

; Test code generation for WebAssembly type conversion operators.
test compile
set is_64bit=1
isa intel haswell
function %i32_wrap_i64(i64) -> i32 {
ebb0(v0: i64):
v1 = ireduce.i32 v0
return v1
}
function %i64_extend_s_i32(i32) -> i64 {
ebb0(v0: i32):
v1 = sextend.i64 v0
return v1
}
function %i64_extend_u_i32(i32) -> i64 {
ebb0(v0: i32):
v1 = uextend.i64 v0
return v1
}
; function %i32_trunc_s_f32(f32) -> i32
; function %i32_trunc_u_f32(f32) -> i32
; function %i32_trunc_s_f64(f64) -> i32
; function %i32_trunc_u_f64(f64) -> i32
; function %i64_trunc_s_f32(f32) -> i64
; function %i64_trunc_u_f32(f32) -> i64
; function %i64_trunc_s_f64(f64) -> i64
; function %i64_trunc_u_f64(f64) -> i64
function %f32_trunc_f64(f64) -> f32 {
ebb0(v0: f64):
v1 = fdemote.f32 v0
return v1
}
function %f64_promote_f32(f32) -> f64 {
ebb0(v0: f32):
v1 = fpromote.f64 v0
return v1
}
function %f32_convert_s_i32(i32) -> f32 {
ebb0(v0: i32):
v1 = fcvt_from_sint.f32 v0
return v1
}
function %f64_convert_s_i32(i32) -> f64 {
ebb0(v0: i32):
v1 = fcvt_from_sint.f64 v0
return v1
}
function %f32_convert_s_i64(i64) -> f32 {
ebb0(v0: i64):
v1 = fcvt_from_sint.f32 v0
return v1
}
function %f64_convert_s_i64(i64) -> f64 {
ebb0(v0: i64):
v1 = fcvt_from_sint.f64 v0
return v1
}
; TODO: f*_convert_u_i* (Don't exist on Intel).
function %i32_reinterpret_f32(f32) -> i32 {
ebb0(v0: f32):
v1 = bitcast.i32 v0
return v1
}
function %f32_reinterpret_i32(i32) -> f32 {
ebb0(v0: i32):
v1 = bitcast.f32 v0
return v1
}
function %i64_reinterpret_f64(f64) -> i64 {
ebb0(v0: f64):
v1 = bitcast.i64 v0
return v1
}
function %f64_reinterpret_i64(i64) -> f64 {
ebb0(v0: i64):
v1 = bitcast.f64 v0
return v1
}