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Add x86_palignr instructions

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This instruction is necessary for implementing `[s|u]widen_high`.
This commit is contained in:
Andrew Brown
2020-07-07 15:56:02 -07:00
parent 0e5e8a62c8
commit fafef7db77
5 changed files with 36 additions and 4 deletions
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10
cranelift/filetests/filetests/isa/x86/simd-conversion-binemit.clif
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@@ -1,5 +1,6 @@
test binemit
target x86_64
set enable_simd
target x86_64 has_ssse3=true
; Ensure raw_bitcast emits no instructions.
function %raw_bitcast_i16x8_to_b32x4() {
@@ -10,8 +11,9 @@ block0:
return
}
function %fcvt_32(i32x4) {
block0(v0: i32x4 [%xmm6]):
[-, %xmm2] v1 = fcvt_from_sint.f32x4 v0 ; bin: 40 0f 5b d6
function %conversions_i32x4(i32x4, i32x4) {
block0(v0: i32x4 [%xmm6], v1: i32x4 [%xmm4]):
[-, %xmm2] v2 = fcvt_from_sint.f32x4 v0 ; bin: 40 0f 5b d6
[-, %xmm6] v3 = x86_palignr v0, v1, 3 ; bin: 66 0f 3a 0f f4 03
return
}