90 lines
4.0 KiB
LLVM
90 lines
4.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv64 -mattr=+d,+experimental-zvlsseg,+experimental-zfh \
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; RUN: -verify-machineinstrs < %s | FileCheck %s
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declare {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @llvm.riscv.vlseg2ff.nxv16i16(i16* , i64)
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declare {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @llvm.riscv.vlseg2ff.mask.nxv16i16(<vscale x 16 x i16>,<vscale x 16 x i16>, i16*, <vscale x 16 x i1>, i64)
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define void @test_vlseg2ff_dead_value(i16* %base, i64 %vl, i64* %outvl) {
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; CHECK-LABEL: test_vlseg2ff_dead_value:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: vsetvli a1, a1, e16,m4,ta,mu
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; CHECK-NEXT: vlseg2e16ff.v v0, (a0)
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; CHECK-NEXT: csrr a0, vl
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; CHECK-NEXT: sd a0, 0(a2)
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; CHECK-NEXT: ret
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entry:
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%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @llvm.riscv.vlseg2ff.nxv16i16(i16* %base, i64 %vl)
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%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} %0, 2
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store i64 %1, i64* %outvl
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ret void
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}
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define void @test_vlseg2ff_mask_dead_value(<vscale x 16 x i16> %val, i16* %base, i64 %vl, <vscale x 16 x i1> %mask, i64* %outvl) {
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; CHECK-LABEL: test_vlseg2ff_mask_dead_value:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 def $v8m4_v12m4
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; CHECK-NEXT: vmv4r.v v12, v8
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; CHECK-NEXT: vsetvli a1, a1, e16,m4,tu,mu
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; CHECK-NEXT: vlseg2e16ff.v v8, (a0), v0.t
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; CHECK-NEXT: csrr a0, vl
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; CHECK-NEXT: sd a0, 0(a2)
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; CHECK-NEXT: ret
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entry:
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%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @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, i64 %vl)
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%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} %0, 2
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store i64 %1, i64* %outvl
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ret void
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}
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define <vscale x 16 x i16> @test_vlseg2ff_dead_vl(i16* %base, i64 %vl) {
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; CHECK-LABEL: test_vlseg2ff_dead_vl:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: vsetvli a1, a1, e16,m4,ta,mu
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; CHECK-NEXT: vlseg2e16ff.v v4, (a0)
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; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 killed $v4m4_v8m4
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; CHECK-NEXT: ret
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entry:
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%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @llvm.riscv.vlseg2ff.nxv16i16(i16* %base, i64 %vl)
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%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} %0, 1
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ret <vscale x 16 x i16> %1
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}
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define <vscale x 16 x i16> @test_vlseg2ff_mask_dead_vl(<vscale x 16 x i16> %val, i16* %base, i64 %vl, <vscale x 16 x i1> %mask) {
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; CHECK-LABEL: test_vlseg2ff_mask_dead_vl:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: vmv4r.v v4, v8
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; CHECK-NEXT: vsetvli a1, a1, e16,m4,tu,mu
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; CHECK-NEXT: vlseg2e16ff.v v4, (a0), v0.t
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; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 killed $v4m4_v8m4
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; CHECK-NEXT: ret
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entry:
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%0 = tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @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, i64 %vl)
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%1 = extractvalue {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} %0, 1
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ret <vscale x 16 x i16> %1
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}
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define void @test_vlseg2ff_dead_all(i16* %base, i64 %vl) {
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; CHECK-LABEL: test_vlseg2ff_dead_all:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: vsetvli a1, a1, e16,m4,ta,mu
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; CHECK-NEXT: vlseg2e16ff.v v0, (a0)
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; CHECK-NEXT: ret
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entry:
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tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @llvm.riscv.vlseg2ff.nxv16i16(i16* %base, i64 %vl)
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ret void
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}
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define void @test_vlseg2ff_mask_dead_all(<vscale x 16 x i16> %val, i16* %base, i64 %vl, <vscale x 16 x i1> %mask) {
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; CHECK-LABEL: test_vlseg2ff_mask_dead_all:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: # kill: def $v8m4 killed $v8m4 def $v8m4_v12m4
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; CHECK-NEXT: vmv4r.v v12, v8
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; CHECK-NEXT: vsetvli a1, a1, e16,m4,tu,mu
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; CHECK-NEXT: vlseg2e16ff.v v8, (a0), v0.t
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; CHECK-NEXT: ret
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entry:
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tail call {<vscale x 16 x i16>,<vscale x 16 x i16>, i64} @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, i64 %vl)
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ret void
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}
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