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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -mattr=+f,+v -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mtriple=riscv64 -mattr=+f,+v -verify-machineinstrs < %s | FileCheck %s
define <vscale x 2 x float> @test_reverse_load_combiner(<vscale x 2 x float>* %ptr, i32 zeroext %evl) {
; CHECK-LABEL: test_reverse_load_combiner:
; CHECK: # %bb.0:
; CHECK-NEXT: slli a2, a1, 2
; CHECK-NEXT: add a0, a2, a0
; CHECK-NEXT: addi a0, a0, -4
; CHECK-NEXT: li a2, -4
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
; CHECK-NEXT: vlse32.v v8, (a0), a2
; CHECK-NEXT: ret
%load = call <vscale x 2 x float> @llvm.vp.load.nxv2f32.p0nxv2f32(<vscale x 2 x float>* %ptr, <vscale x 2 x i1> splat (i1 true), i32 %evl)
%rev = call <vscale x 2 x float> @llvm.experimental.vp.reverse.nxv2f32(<vscale x 2 x float> %load, <vscale x 2 x i1> splat (i1 true), i32 %evl)
ret <vscale x 2 x float> %rev
}
define <vscale x 2 x float> @test_load_mask_is_vp_reverse(<vscale x 2 x float>* %ptr, <vscale x 2 x i1> %mask, i32 zeroext %evl) {
; CHECK-LABEL: test_load_mask_is_vp_reverse:
; CHECK: # %bb.0:
; CHECK-NEXT: slli a2, a1, 2
; CHECK-NEXT: add a0, a2, a0
; CHECK-NEXT: addi a0, a0, -4
; CHECK-NEXT: li a2, -4
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
; CHECK-NEXT: vlse32.v v8, (a0), a2, v0.t
; CHECK-NEXT: ret
%loadmask = call <vscale x 2 x i1> @llvm.experimental.vp.reverse.nxv2i1(<vscale x 2 x i1> %mask, <vscale x 2 x i1> splat (i1 true), i32 %evl)
%load = call <vscale x 2 x float> @llvm.vp.load.nxv2f32.p0nxv2f32(<vscale x 2 x float>* %ptr, <vscale x 2 x i1> %loadmask, i32 %evl)
%rev = call <vscale x 2 x float> @llvm.experimental.vp.reverse.nxv2f32(<vscale x 2 x float> %load, <vscale x 2 x i1> splat (i1 true), i32 %evl)
ret <vscale x 2 x float> %rev
}
define <vscale x 2 x float> @test_load_mask_not_all_one(<vscale x 2 x float>* %ptr, <vscale x 2 x i1> %notallones, i32 zeroext %evl) {
; CHECK-LABEL: test_load_mask_not_all_one:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli zero, a1, e32, m1, ta, ma
; CHECK-NEXT: vle32.v v9, (a0), v0.t
; CHECK-NEXT: vid.v v8, v0.t
; CHECK-NEXT: addi a1, a1, -1
; CHECK-NEXT: vrsub.vx v10, v8, a1, v0.t
; CHECK-NEXT: vrgather.vv v8, v9, v10, v0.t
; CHECK-NEXT: ret
%load = call <vscale x 2 x float> @llvm.vp.load.nxv2f32.p0nxv2f32(<vscale x 2 x float>* %ptr, <vscale x 2 x i1> %notallones, i32 %evl)
%rev = call <vscale x 2 x float> @llvm.experimental.vp.reverse.nxv2f32(<vscale x 2 x float> %load, <vscale x 2 x i1> %notallones, i32 %evl)
ret <vscale x 2 x float> %rev
}
define <vscale x 2 x float> @test_different_evl(<vscale x 2 x float>* %ptr, <vscale x 2 x i1> %mask, i32 zeroext %evl1, i32 zeroext %evl2) {
; CHECK-LABEL: test_different_evl:
; CHECK: # %bb.0:
; CHECK-NEXT: addi a3, a1, -1
; CHECK-NEXT: vsetvli zero, a1, e16, mf2, ta, ma
; CHECK-NEXT: vid.v v8
; CHECK-NEXT: vsetvli zero, zero, e8, mf4, ta, ma
; CHECK-NEXT: vmv.v.i v9, 0
; CHECK-NEXT: vsetvli zero, zero, e16, mf2, ta, ma
; CHECK-NEXT: vrsub.vx v8, v8, a3
; CHECK-NEXT: vsetvli zero, zero, e8, mf4, ta, ma
; CHECK-NEXT: vmerge.vim v9, v9, 1, v0
; CHECK-NEXT: vrgatherei16.vv v10, v9, v8
; CHECK-NEXT: vmsne.vi v0, v10, 0
; CHECK-NEXT: vsetvli zero, a2, e32, m1, ta, ma
; CHECK-NEXT: vle32.v v9, (a0), v0.t
; CHECK-NEXT: addi a2, a2, -1
; CHECK-NEXT: vid.v v8
; CHECK-NEXT: vrsub.vx v10, v8, a2
; CHECK-NEXT: vrgather.vv v8, v9, v10
; CHECK-NEXT: ret
%loadmask = call <vscale x 2 x i1> @llvm.experimental.vp.reverse.nxv2i1(<vscale x 2 x i1> %mask, <vscale x 2 x i1> splat (i1 true), i32 %evl1)
%load = call <vscale x 2 x float> @llvm.vp.load.nxv2f32.p0nxv2f32(<vscale x 2 x float>* %ptr, <vscale x 2 x i1> %loadmask, i32 %evl2)
%rev = call <vscale x 2 x float> @llvm.experimental.vp.reverse.nxv2f32(<vscale x 2 x float> %load, <vscale x 2 x i1> splat (i1 true), i32 %evl2)
ret <vscale x 2 x float> %rev
}
declare <vscale x 2 x float> @llvm.vp.load.nxv2f32.p0nxv2f32(<vscale x 2 x float>* nocapture, <vscale x 2 x i1>, i32)
declare <vscale x 2 x float> @llvm.experimental.vp.reverse.nxv2f32(<vscale x 2 x float>, <vscale x 2 x i1>, i32)
declare <vscale x 2 x i1> @llvm.experimental.vp.reverse.nxv2i1(<vscale x 2 x i1>, <vscale x 2 x i1>, i32)
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