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x64: Port fdemote and fvdemote to ISLE (#4449)

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https://github.com/bytecodealliance/wasmtime/pull/4449
This commit is contained in:
Trevor Elliott
2022-07-18 14:26:23 -07:00
committed by GitHub
parent 638dc4e0b3
commit b519c975cb
4 changed files with 115 additions and 37 deletions
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85
cranelift/filetests/filetests/runtests/conversions.clif Normal file
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test run
target x86_64
target aarch64
function %fpromote_f32_f64(i64 vmctx, i64, f32) -> f64 {
gv0 = vmctx
gv1 = load.i64 notrap aligned gv0+0
heap0 = static gv1, min 0x10, bound 0x10, offset_guard 0x0, index_type i64
block0(v0: i64, v1: i64, v2: f32):
v3 = heap_addr.i64 heap0, v1, 4
store.f32 v2, v3
v4 = load.f32 v3
v5 = fpromote.f64 v4
return v5
}
; heap: static, size=0x10, ptr=vmctx+0, bound=vmctx+8
; run: %fpromote_f32_f64(0, 0x0.0) == 0x0.0
; run: %fpromote_f32_f64(1, 0x0.1) == 0x0.1
; run: %fpromote_f32_f64(2, 0x0.2) == 0x0.2
; run: %fpromote_f32_f64(3, 0x3.2) == 0x3.2
; run: %fpromote_f32_f64(0xc, 0x3.2) == 0x3.2
function %fdemote_test(i64 vmctx, i64, f64) -> f32 {
gv0 = vmctx
gv1 = load.i64 notrap aligned gv0+0
heap0 = static gv1, min 0x10, bound 0x10, offset_guard 0x0, index_type i64
block0(v0: i64, v1: i64, v2: f64):
v3 = heap_addr.i64 heap0, v1, 8
store.f64 v2, v3
v4 = load.f64 v3
v5 = fdemote.f32 v4
return v5
}
; heap: static, size=0x10, ptr=vmctx+0, bound=vmctx+8
; run: %fdemote_test(0, 0x0.0) == 0x0.0
; run: %fdemote_test(1, 0x0.1) == 0x0.1
; run: %fdemote_test(2, 0x0.2) == 0x0.2
; run: %fdemote_test(3, 0x3.2) == 0x3.2
; run: %fdemote_test(0x8, 0x3.2) == 0x3.2
function %fvdemote_test(i64 vmctx, i64, f64x2) -> f32x4 {
gv0 = vmctx
gv1 = load.i64 notrap aligned gv0+0
heap0 = static gv1, min 0x20, bound 0x20, offset_guard 0, index_type i64
block0(v0: i64, v1: i64, v2: f64x2):
v3 = heap_addr.i64 heap0, v1, 16
store.f64x2 v2, v3
v4 = load.f64x2 v3
v5 = fvdemote v4
return v5
}
; heap: static, size=0x20, ptr=vmctx+0, bound=vmctx+8
; run: %fvdemote_test(0, [0x0.0 0x0.0]) == [0x0.0 0x0.0 0x0.0 0x0.0]
; run: %fvdemote_test(1, [0x0.1 0x0.2]) == [0x0.1 0x0.2 0x0.0 0x0.0]
; run: %fvdemote_test(2, [0x2.1 0x1.2]) == [0x2.1 0x1.2 0x0.0 0x0.0]
; run: %fvdemote_test(8, [0x2.1 0x1.2]) == [0x2.1 0x1.2 0x0.0 0x0.0]
; run: %fvdemote_test(16, [0x2.1 0x1.2]) == [0x2.1 0x1.2 0x0.0 0x0.0]
function %fvpromote_low_test(i64 vmctx, i64, f32x4) -> f64x2 {
gv0 = vmctx
gv1 = load.i64 notrap aligned gv0+0
heap0 = static gv1, min 0x20, bound 0x20, offset_guard 0, index_type i64
block0(v0: i64, v1: i64, v2: f32x4):
v3 = heap_addr.i64 heap0, v1, 16
store.f32x4 v2, v3
v4 = load.f32x4 v3
v5 = fvpromote_low v4
return v5
}
; heap: static, size=0x20, ptr=vmctx+0, bound=vmctx+8
; run: %fvpromote_low_test(0, [0x0.0 0x0.0 0x0.0 0x0.0]) == [0x0.0 0x0.0]
; run: %fvpromote_low_test(1, [0x0.1 0x0.2 0x0.0 0x0.0]) == [0x0.1 0x0.2]
; run: %fvpromote_low_test(2, [0x2.1 0x1.2 0x0.0 0x0.0]) == [0x2.1 0x1.2]
; run: %fvpromote_low_test(5, [0x0.0 0x0.0 0x2.1 0x1.2]) == [0x0.0 0x0.0]
; run: %fvpromote_low_test(16, [0x0.0 0x0.0 0x2.1 0x1.2]) == [0x0.0 0x0.0]