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Port fcmp to ISLE (AArch64) (#4819)

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Ported the existing implementation of `fcmp` for AArch64 to ISLE.

This also ports the `lower_vector_comparison` method to ISLE.

Copyright (c) 2022 Arm Limited
This commit is contained in:
Damian Heaton
2022-08-30 17:06:15 +01:00
committed by GitHub
parent e910b8fbfb
commit 3d9d759380
9 changed files with 171 additions and 51 deletions
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2
cranelift/filetests/filetests/isa/aarch64/simd-logical-compile.clif
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@@ -22,7 +22,7 @@ block0(v0: b32x4):
; umaxp v3.4s, v0.4s, v0.4s
; mov x5, v3.d[0]
; subs xzr, x5, #0
; csetm x0, ne
; cset x0, ne
; ret
function %vall_true_i64x2(i64x2) -> b1 {

8
cranelift/filetests/filetests/runtests/simd-conversion.clif
View File

@@ -39,3 +39,11 @@ block0(v0:f32x4):
; run: %fcvt_to_uint_sat([-0x8.1 -0x0.0 0x0.0 -0x1.0p100]) == [0 0 0 0]
; run: %fcvt_to_uint_sat([0xB2D05E00.0 0.0 0.0 0.0]) == [3000000000 0 0 0]
; run: %fcvt_to_uint_sat([+NaN +NaN +NaN +NaN]) == [0 0 0 0]
function %fcvt_low_from_sint(i32x4) -> f64x2 {
block0(v0: i32x4):
v1 = fcvt_low_from_sint.f64x2 v0
return v1
}
; run: %fcvt_low_from_sint([0 1 -1 65535]) == [0x0.0 0x1.0]
; run: %fcvt_low_from_sint([-1 123456789 0 1]) == [-0x1.0 0x1.d6f3454p26]