1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -mattr=+zve64d,+f,+d,+zfh \
; RUN: -verify-machineinstrs < %s | FileCheck %s
declare {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.nxv16i16(i16* , i32)
declare {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.mask.nxv16i16(<vscale x 16 x i16>,<vscale x 16 x i16>, i16*, <vscale x 16 x i1>, i32, i32)
define void @test_vlseg2ff_dead_value(i16* %base, i32 %vl, i32* %outvl) {
; CHECK-LABEL: test_vlseg2ff_dead_value:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, mu
; CHECK-NEXT: vlseg2e16ff.v v8, (a0)
; CHECK-NEXT: csrr a0, vl
; CHECK-NEXT: sw a0, 0(a2)
; CHECK-NEXT: ret
entry:
%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.nxv16i16(i16* %base, i32 %vl)
%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} %0, 2
store i32 %1, i32* %outvl
ret void
}
define void @test_vlseg2ff_mask_dead_value(<vscale x 16 x i16> %val, i16* %base, i32 %vl, <vscale x 16 x i1> %mask, i32* %outvl) {
; CHECK-LABEL: test_vlseg2ff_mask_dead_value:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 def $v8m4_v12m4
; CHECK-NEXT: vmv4r.v v12, v8
; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, mu
; CHECK-NEXT: vlseg2e16ff.v v8, (a0), v0.t
; CHECK-NEXT: csrr a0, vl
; CHECK-NEXT: sw a0, 0(a2)
; CHECK-NEXT: ret
entry:
%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.mask.nxv16i16(<vscale x 16 x i16> %val,<vscale x 16 x i16> %val, i16* %base, <vscale x 16 x i1> %mask, i32 %vl, i32 1)
%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} %0, 2
store i32 %1, i32* %outvl
ret void
}
define <vscale x 16 x i16> @test_vlseg2ff_dead_vl(i16* %base, i32 %vl) {
; CHECK-LABEL: test_vlseg2ff_dead_vl:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, mu
; CHECK-NEXT: vlseg2e16ff.v v4, (a0)
; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 killed $v4m4_v8m4
; CHECK-NEXT: ret
entry:
%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.nxv16i16(i16* %base, i32 %vl)
%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} %0, 1
ret <vscale x 16 x i16> %1
}
define <vscale x 16 x i16> @test_vlseg2ff_mask_dead_vl(<vscale x 16 x i16> %val, i16* %base, i32 %vl, <vscale x 16 x i1> %mask) {
; CHECK-LABEL: test_vlseg2ff_mask_dead_vl:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: vmv4r.v v4, v8
; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, mu
; CHECK-NEXT: vlseg2e16ff.v v4, (a0), v0.t
; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 killed $v4m4_v8m4
; CHECK-NEXT: ret
entry:
%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.mask.nxv16i16(<vscale x 16 x i16> %val,<vscale x 16 x i16> %val, i16* %base, <vscale x 16 x i1> %mask, i32 %vl, i32 1)
%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} %0, 1
ret <vscale x 16 x i16> %1
}
define void @test_vlseg2ff_dead_all(i16* %base, i32 %vl) {
; CHECK-LABEL: test_vlseg2ff_dead_all:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, mu
; CHECK-NEXT: vlseg2e16ff.v v8, (a0)
; CHECK-NEXT: ret
entry:
tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.nxv16i16(i16* %base, i32 %vl)
ret void
}
define void @test_vlseg2ff_mask_dead_all(<vscale x 16 x i16> %val, i16* %base, i32 %vl, <vscale x 16 x i1> %mask) {
; CHECK-LABEL: test_vlseg2ff_mask_dead_all:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 def $v8m4_v12m4
; CHECK-NEXT: vmv4r.v v12, v8
; CHECK-NEXT: vsetvli zero, a1, e16, m4, ta, mu
; CHECK-NEXT: vlseg2e16ff.v v8, (a0), v0.t
; CHECK-NEXT: ret
entry:
tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i32} @llvm.riscv.vlseg2ff.mask.nxv16i16(<vscale x 16 x i16> %val,<vscale x 16 x i16> %val, i16* %base, <vscale x 16 x i1> %mask, i32 %vl, i32 1)
ret void
}
|
