After RA:
BB0
/* logical preds: / linear preds: / kind: uniform, top-level, */
	 s2: %17:s[0-1],  s1: %18:s[2],  s1: %19:s[3],  v1: %20:v[0],  v1: %21:v[1],  s2: %22:exec = p_startpgm
	 s2: %43:exec,  s1: %42:scc = s_wqm_b64 %22:exec
	p_logical_start
	 s1: %44:s[0] = p_parallelcopy %19:s[3]
	 s2: %27:s[2-3] = p_create_vector %18:s[2], 0xffff8000
	 s8: %28:s[4-11] = s_load_dwordx8 %27:s[2-3], 0 reorder
	 s4: %30:s[12-15] = s_load_dwordx4 %27:s[2-3], 0x50 reorder
	 s1: %45:m0 = p_parallelcopy %44:s[0]
	 v1: %25:v[2] = v_interp_p1_f32 %20:v[0], %45:m0 attr0.y
	 v1: %3:v[2] = v_interp_p2_f32 %21:v[1], %45:m0, %25:v[2] attr0.y
	 v1: %26:v[3] = v_interp_p1_f32 %20:v[0], %45:m0 attr0.x
	 v1: %4:v[3] = v_interp_p2_f32 %21:v[1], %45:m0, %26:v[3] attr0.x
	 v1: %46:v[4] = p_parallelcopy %3:v[2]
	 v2: %5:v[3-4] = p_create_vector %4:v[3], %46:v[4]
	 v2: %31:v[3-4] = p_wqm %5:v[3-4]
	 v4: %7:v[4-7] = image_sample %31:v[3-4], %28:s[4-11], %30:s[12-15] 2d reorder
	 v1: %36:v[2] = v_interp_p1_f32 %20:v[0], %45:m0 attr0.z
	 v1: %8:v[2] = v_interp_p2_f32 %21:v[1], %45:m0, %36:v[2] attr0.z
	 v1: %37:v[3] = v_interp_p1_f32 %20:v[0], %45:m0 attr0.w
	 v1: %10:v[3] = v_interp_p2_f32 %21:v[1], %45:m0, %37:v[3] attr0.w
	 v1: %38:v[8] = v_interp_p1_f32 %20:v[0], %45:m0 attr1.x
	 v1: %12:v[8] = v_interp_p2_f32 %21:v[1], %45:m0, %38:v[8] attr1.x
	 v1: %39:v[0] = v_interp_p1_f32 %20:v[0], %45:m0 attr1.y
	 v1: %14:v[0] = v_interp_p2_f32 %21:v[1], %45:m0, %39:v[0] attr1.y
	 v1: %32:v[4],  v1: %33:v[5],  v1: %34:v[6],  v1: %35:v[7] = p_split_vector %7:v[4-7]
	 v1: %9:v[4] = v_mul_f32 %8:v[2], %32:v[4]
	 v1: %11:v[5] = v_mul_f32 %10:v[3], %33:v[5]
	 v1: %13:v[6] = v_mul_f32 %12:v[8], %34:v[6]
	 v1: %15:v[0] = v_mul_f32 %14:v[0], %35:v[7]
	 v1: %40:v[1] = v_cvt_pkrtz_f16_f32 %9:v[4], %11:v[5]
	 v1: %41:v[0] = v_cvt_pkrtz_f16_f32 %13:v[6], %15:v[0]
	exp %40:v[1], %41:v[0],  v1: undef,  v1: undef compr mrt0
	p_logical_end
	s_endpgm

disasm:
BB0:
	s_wqm_b64 exec, exec                                        ; befe0a7e
	s_mov_b32 s0, s3                                            ; be800303
	s_movk_i32 s3, 0x8000                                       ; b0038000
	s_load_dwordx8 s[4:11], s[2:3], 0x0                         ; f40c0101 fa000000
	s_load_dwordx4 s[12:15], s[2:3], 0x50                       ; f4080301 fa000050
	s_mov_b32 m0, s0                                            ; befc0300
	v_interp_p1_f32_e32 v2, v0, attr0.y                         ; c8080100
	v_interp_p2_f32_e32 v2, v1, attr0.y                         ; c8090101
	v_interp_p1_f32_e32 v3, v0, attr0.x                         ; c80c0000
	v_interp_p2_f32_e32 v3, v1, attr0.x                         ; c80d0001
	v_mov_b32_e32 v4, v2                                        ; 7e080302
	s_waitcnt lgkmcnt(0)                                        ; bf8cc07f
	image_sample v[4:7], v[3:4], s[4:11], s[12:15] dmask:0xf dim:SQ_RSRC_IMG_2D ; f0800f08 00610403
	v_interp_p1_f32_e32 v2, v0, attr0.z                         ; c8080200
	v_interp_p2_f32_e32 v2, v1, attr0.z                         ; c8090201
	v_interp_p1_f32_e32 v3, v0, attr0.w                         ; c80c0300
	v_interp_p2_f32_e32 v3, v1, attr0.w                         ; c80d0301
	v_interp_p1_f32_e32 v8, v0, attr1.x                         ; c8200400
	v_interp_p2_f32_e32 v8, v1, attr1.x                         ; c8210401
	v_interp_p1_f32_e32 v0, v0, attr1.y                         ; c8000500
	v_interp_p2_f32_e32 v0, v1, attr1.y                         ; c8010501
	s_waitcnt vmcnt(0)                                          ; bf8c3f70
	v_mul_f32_e32 v4, v2, v4                                    ; 10080902
	v_mul_f32_e32 v5, v3, v5                                    ; 100a0b03
	v_mul_f32_e32 v6, v8, v6                                    ; 100c0d08
	v_mul_f32_e32 v0, v0, v7                                    ; 10000f00
	v_cvt_pkrtz_f16_f32_e64 v1, v4, v5                          ; d52f0001 00020b04
	v_cvt_pkrtz_f16_f32_e64 v0, v6, v0                          ; d52f0000 00020106
	exp mrt0 v1, off, v0, off done compr vm                     ; f8001c05 80800001
	s_endpgm                                                    ; bf810000