nuudlman/llvm: llvm/test/CodeGen/ARM/arm-bf16-dotprod-intrinsics.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple armv8.6a-arm-none-eabi -mattr=+neon,+bf16 -float-abi=hard -verify-machineinstrs < %s -o - | FileCheck %s

define arm_aapcs_vfpcc <2 x float> @test_vbfdot_f32(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %b) {
; CHECK-LABEL: test_vbfdot_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vdot.bf16 d0, d1, d2
; CHECK-NEXT:    bx lr
entry:
  %vbfdot3.i = call <2 x float> @llvm.arm.neon.bfdot.v2f32.v4bf16(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %b) #3
  ret <2 x float> %vbfdot3.i
}

define <4 x float> @test_vbfdotq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfdotq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vdot.bf16 q0, q1, q2
; CHECK-NEXT:    bx lr
entry:
  %vbfdot3.i = call <4 x float> @llvm.arm.neon.bfdot.v4f32.v8bf16(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) #3
  ret <4 x float> %vbfdot3.i
}

define <2 x float> @test_vbfdot_lane_f32(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %b) {
; CHECK-LABEL: test_vbfdot_lane_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vdot.bf16 d0, d1, d2[0]
; CHECK-NEXT:    bx lr
entry:
  %.cast = bitcast <4 x bfloat> %b to <2 x float>
  %lane = shufflevector <2 x float> %.cast, <2 x float> undef, <2 x i32> zeroinitializer
  %.cast1 = bitcast <2 x float> %lane to <4 x bfloat>
  %vbfdot3.i = call <2 x float> @llvm.arm.neon.bfdot.v2f32.v4bf16(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %.cast1) #3
  ret <2 x float> %vbfdot3.i
}

define <4 x float> @test_vbfdotq_laneq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfdotq_laneq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vdup.32 q8, d5[1]
; CHECK-NEXT:    vdot.bf16 q0, q1, q8
; CHECK-NEXT:    bx lr
entry:
  %.cast = bitcast <8 x bfloat> %b to <4 x float>
  %lane = shufflevector <4 x float> %.cast, <4 x float> undef, <4 x i32> <i32 3, i32 3, i32 3, i32 3>
  %.cast1 = bitcast <4 x float> %lane to <8 x bfloat>
  %vbfdot3.i = call <4 x float> @llvm.arm.neon.bfdot.v4f32.v8bf16(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %.cast1) #3
  ret <4 x float> %vbfdot3.i
}

define <2 x float> @test_vbfdot_laneq_f32(<2 x float> %r, <4 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfdot_laneq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vdot.bf16 d0, d1, d3[1]
; CHECK-NEXT:    bx lr
entry:
  %.cast = bitcast <8 x bfloat> %b to <4 x float>
  %lane = shufflevector <4 x float> %.cast, <4 x float> undef, <2 x i32> <i32 3, i32 3>
  %.cast1 = bitcast <2 x float> %lane to <4 x bfloat>
  %vbfdot3.i = call <2 x float> @llvm.arm.neon.bfdot.v2f32.v4bf16(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %.cast1) #3
  ret <2 x float> %vbfdot3.i
}

define <4 x float> @test_vbfdotq_lane_f32(<4 x float> %r, <8 x bfloat> %a, <4 x bfloat> %b) {
; CHECK-LABEL: test_vbfdotq_lane_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    @ kill: def $d4 killed $d4 def $q2
; CHECK-NEXT:    vdot.bf16 q0, q1, d4[0]
; CHECK-NEXT:    bx lr
entry:
  %.cast = bitcast <4 x bfloat> %b to <2 x float>
  %lane = shufflevector <2 x float> %.cast, <2 x float> undef, <4 x i32> zeroinitializer
  %.cast1 = bitcast <4 x float> %lane to <8 x bfloat>
  %vbfdot3.i = call <4 x float> @llvm.arm.neon.bfdot.v4f32.v8bf16(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %.cast1) #3
  ret <4 x float> %vbfdot3.i
}

define <4 x float> @test_vbfmmlaq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfmmlaq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vmmla.bf16 q0, q1, q2
; CHECK-NEXT:    bx lr
entry:
  %vbfmmlaq_v3.i = call <4 x float> @llvm.arm.neon.bfmmla(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b)
  ret <4 x float> %vbfmmlaq_v3.i
}

define <4 x float> @test_vbfmlalbq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfmlalbq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vfmab.bf16 q0, q1, q2
; CHECK-NEXT:    bx lr
entry:
  %vbfmlalbq_v3.i = call <4 x float> @llvm.arm.neon.bfmlalb(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b)
  ret <4 x float> %vbfmlalbq_v3.i
}

define <4 x float> @test_vbfmlaltq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfmlaltq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vfmat.bf16 q0, q1, q2
; CHECK-NEXT:    bx lr
entry:
  %vbfmlaltq_v3.i = call <4 x float> @llvm.arm.neon.bfmlalt(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b)
  ret <4 x float> %vbfmlaltq_v3.i
}

define <4 x float> @test_vbfmlalbq_lane_f32(<4 x float> %r, <8 x bfloat> %a, <4 x bfloat> %b) {
; CHECK-LABEL: test_vbfmlalbq_lane_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    @ kill: def $d4 killed $d4 def $q2
; CHECK-NEXT:    vfmab.bf16 q0, q1, d4[0]
; CHECK-NEXT:    bx lr
entry:
  %vecinit35 = shufflevector <4 x bfloat> %b, <4 x bfloat> undef, <8 x i32> zeroinitializer
  %vbfmlalbq_v3.i = call <4 x float> @llvm.arm.neon.bfmlalb(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
  ret <4 x float> %vbfmlalbq_v3.i
}

define <4 x float> @test_vbfmlalbq_laneq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfmlalbq_laneq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vfmab.bf16 q0, q1, d4[3]
; CHECK-NEXT:    bx lr
entry:
  %vecinit35 = shufflevector <8 x bfloat> %b, <8 x bfloat> undef, <8 x i32> <i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
  %vbfmlalbq_v3.i = call <4 x float> @llvm.arm.neon.bfmlalb(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
  ret <4 x float> %vbfmlalbq_v3.i
}

define <4 x float> @test_vbfmlaltq_lane_f32(<4 x float> %r, <8 x bfloat> %a, <4 x bfloat> %b) {
; CHECK-LABEL: test_vbfmlaltq_lane_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    @ kill: def $d4 killed $d4 def $q2
; CHECK-NEXT:    vfmat.bf16 q0, q1, d4[0]
; CHECK-NEXT:    bx lr
entry:
  %vecinit35 = shufflevector <4 x bfloat> %b, <4 x bfloat> undef, <8 x i32> zeroinitializer
  %vbfmlaltq_v3.i = call <4 x float> @llvm.arm.neon.bfmlalt(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
  ret <4 x float> %vbfmlaltq_v3.i
}

define <4 x float> @test_vbfmlaltq_laneq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfmlaltq_laneq_f32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vfmat.bf16 q0, q1, d4[3]
; CHECK-NEXT:    bx lr
entry:
  %vecinit35 = shufflevector <8 x bfloat> %b, <8 x bfloat> undef, <8 x i32> <i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
  %vbfmlaltq_v3.i = call <4 x float> @llvm.arm.neon.bfmlalt(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
  ret <4 x float> %vbfmlaltq_v3.i
}

define <4 x float> @test_vbfmlaltq_laneq_f32_v2(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
; CHECK-LABEL: test_vbfmlaltq_laneq_f32_v2:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vdup.16 q8, d5[2]
; CHECK-NEXT:    vfmat.bf16 q0, q1, q8
; CHECK-NEXT:    bx lr
entry:
  %vecinit35 = shufflevector <8 x bfloat> %b, <8 x bfloat> undef, <8 x i32> <i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6>
  %vbfmlalt1.i = call <4 x float> @llvm.arm.neon.bfmlalt(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
  ret <4 x float> %vbfmlalt1.i
}

declare <2 x float> @llvm.arm.neon.bfdot.v2f32.v4bf16(<2 x float>, <4 x bfloat>, <4 x bfloat>)
declare <4 x float> @llvm.arm.neon.bfdot.v4f32.v8bf16(<4 x float>, <8 x bfloat>, <8 x bfloat>)
declare <4 x float> @llvm.arm.neon.bfmmla(<4 x float>, <8 x bfloat>, <8 x bfloat>)
declare <4 x float> @llvm.arm.neon.bfmlalb(<4 x float>, <8 x bfloat>, <8 x bfloat>)
declare <4 x float> @llvm.arm.neon.bfmlalt(<4 x float>, <8 x bfloat>, <8 x bfloat>)