; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; Denormal mode shouldn't matter for f16, check with and without flushing.
; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX6,GFX6-IEEE %s
; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX6,GFX6-FLUSH %s

; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX8 %s
; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX8 %s

; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX9 %s
; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX9 %s

define half @v_fdiv_f16(half %a, half %b) {
; GFX6-IEEE-LABEL: v_fdiv_f16:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v0
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v0, v1, v0
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v2, v1, v0
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_fdiv_f16:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v0
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v0, v1, v0
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v2, v1, v0
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_fdiv_f16:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX89-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX89-NEXT:    v_rcp_f32_e32 v2, v2
; GFX89-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX89-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX89-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv half %a, %b
  ret half %fdiv
}

define half @v_fdiv_f16_afn(half %a, half %b) {
; GFX6-LABEL: v_fdiv_f16_afn:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT:    v_rcp_f32_e32 v1, v1
; GFX6-NEXT:    v_mul_f32_e32 v0, v0, v1
; GFX6-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_fdiv_f16_afn:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_rcp_f16_e32 v1, v1
; GFX89-NEXT:    v_mul_f16_e32 v0, v0, v1
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv afn half %a, %b
  ret half %fdiv
}

define half @v_fdiv_f16_ulp25(half %a, half %b) {
; GFX6-IEEE-LABEL: v_fdiv_f16_ulp25:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v0
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v0, v1, v0
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v2, v1, v0
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_fdiv_f16_ulp25:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v0
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v0, v1, v0
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v2, v1, v0
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_fdiv_f16_ulp25:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX89-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX89-NEXT:    v_rcp_f32_e32 v2, v2
; GFX89-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX89-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX89-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv half %a, %b, !fpmath !0
  ret half %fdiv
}

define half @v_rcp_f16(half %x) {
; GFX6-IEEE-LABEL: v_rcp_f16:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v0, v0, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v1, v0, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v2, v0, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_rcp_f16:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v0, v0, v1
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v1, v0, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v2, v0, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_rcp_f16:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_cvt_f32_f16_e32 v1, v0
; GFX89-NEXT:    v_cvt_f32_f16_e32 v2, 1.0
; GFX89-NEXT:    v_rcp_f32_e32 v1, v1
; GFX89-NEXT:    v_mul_f32_e32 v1, v2, v1
; GFX89-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX89-NEXT:    v_div_fixup_f16 v0, v1, v0, 1.0
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv half 1.0, %x
  ret half %fdiv
}

define half @v_rcp_f16_arcp(half %x) {
; GFX6-IEEE-LABEL: v_rcp_f16_arcp:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v0, v0, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v1, v0, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v2, v0, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_rcp_f16_arcp:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v0, v0, v1
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v1, v0, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v2, v0, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_rcp_f16_arcp:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_cvt_f32_f16_e32 v1, v0
; GFX89-NEXT:    v_cvt_f32_f16_e32 v2, 1.0
; GFX89-NEXT:    v_rcp_f32_e32 v1, v1
; GFX89-NEXT:    v_mul_f32_e32 v1, v2, v1
; GFX89-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX89-NEXT:    v_div_fixup_f16 v0, v1, v0, 1.0
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv arcp half 1.0, %x
  ret half %fdiv
}

define half @v_rcp_f16_arcp_afn(half %x) {
; GFX6-LABEL: v_rcp_f16_arcp_afn:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-NEXT:    v_rcp_f32_e32 v0, v0
; GFX6-NEXT:    v_mul_f32_e32 v0, v1, v0
; GFX6-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_rcp_f16_arcp_afn:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_rcp_f16_e32 v0, v0
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv arcp afn half 1.0, %x
  ret half %fdiv
}

define half @v_rcp_f16_ulp25(half %x) {
; GFX6-IEEE-LABEL: v_rcp_f16_ulp25:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v0, v0, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v1, v0, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v2, v0, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_rcp_f16_ulp25:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v0, v0, v1
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v1, v0, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v2, v0, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_rcp_f16_ulp25:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_rcp_f16_e32 v0, v0
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv half 1.0, %x, !fpmath !0
  ret half %fdiv
}

define half @v_fdiv_f16_afn_ulp25(half %a, half %b) {
; GFX6-LABEL: v_fdiv_f16_afn_ulp25:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT:    v_rcp_f32_e32 v1, v1
; GFX6-NEXT:    v_mul_f32_e32 v0, v0, v1
; GFX6-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_fdiv_f16_afn_ulp25:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_rcp_f16_e32 v1, v1
; GFX89-NEXT:    v_mul_f16_e32 v0, v0, v1
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv afn half %a, %b, !fpmath !0
  ret half %fdiv
}

define half @v_fdiv_f16_arcp_ulp25(half %a, half %b) {
; GFX6-IEEE-LABEL: v_fdiv_f16_arcp_ulp25:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v0
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v0, v1, v0
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v2, v1, v0
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_fdiv_f16_arcp_ulp25:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v0
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v0, v1, v0
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v6, v3, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v2, v1, v0
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX89-LABEL: v_fdiv_f16_arcp_ulp25:
; GFX89:       ; %bb.0:
; GFX89-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX89-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX89-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX89-NEXT:    v_rcp_f32_e32 v2, v2
; GFX89-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX89-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX89-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX89-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv arcp half %a, %b, !fpmath !0
  ret half %fdiv
}

define <2 x half> @v_fdiv_v2f16(<2 x half> %a, <2 x half> %b) {
; GFX6-IEEE-LABEL: v_fdiv_v2f16:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, s[4:5], v3, v3, v2
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v5, v4
; GFX6-IEEE-NEXT:    v_div_scale_f32 v6, vcc, v2, v3, v2
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v4, v5, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v7, v5, v5
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v7, v6, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v8, -v4, v7, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v7, v8, v5, v7
; GFX6-IEEE-NEXT:    v_fma_f32 v4, -v4, v7, v6
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v6, v0
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v0, v4, v5, v7
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v0, v3, v2
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v6
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v6, v1, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v7, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v1, v2, v1, v6
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_fdiv_v2f16:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, s[4:5], v3, v3, v2
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v5, v4
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v6, vcc, v2, v3, v2
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v4, v5, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v7, v5, v5
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v7, v6, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v8, -v4, v7, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, v8, v5, v7
; GFX6-FLUSH-NEXT:    v_fma_f32 v4, -v4, v7, v6
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v4, v4, v5, v7
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v4, v3, v2
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v5
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v5, v1, v5
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v6, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v2, v6, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v3, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v6, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v1, v2, v1, v5
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_fdiv_v2f16:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_lshrrev_b32_e32 v4, 16, v1
; GFX8-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX8-NEXT:    v_cvt_f32_f16_e32 v5, v4
; GFX8-NEXT:    v_lshrrev_b32_e32 v6, 16, v0
; GFX8-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX8-NEXT:    v_rcp_f32_e32 v2, v2
; GFX8-NEXT:    v_cvt_f32_f16_e32 v7, v6
; GFX8-NEXT:    v_rcp_f32_e32 v5, v5
; GFX8-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX8-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX8-NEXT:    v_mul_f32_e32 v3, v7, v5
; GFX8-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX8-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX8-NEXT:    v_mov_b32_e32 v2, 16
; GFX8-NEXT:    v_div_fixup_f16 v1, v3, v4, v6
; GFX8-NEXT:    v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_fdiv_v2f16:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_lshrrev_b32_e32 v4, 16, v1
; GFX9-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX9-NEXT:    v_cvt_f32_f16_e32 v5, v4
; GFX9-NEXT:    v_lshrrev_b32_e32 v6, 16, v0
; GFX9-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX9-NEXT:    v_rcp_f32_e32 v2, v2
; GFX9-NEXT:    v_cvt_f32_f16_e32 v7, v6
; GFX9-NEXT:    v_rcp_f32_e32 v5, v5
; GFX9-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX9-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX9-NEXT:    v_mul_f32_e32 v3, v7, v5
; GFX9-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX9-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX9-NEXT:    v_mov_b32_e32 v2, 0xffff
; GFX9-NEXT:    v_div_fixup_f16 v1, v3, v4, v6
; GFX9-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
; GFX9-NEXT:    v_and_or_b32 v0, v0, v2, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv <2 x half> %a, %b
  ret <2 x half> %fdiv
}

define <2 x half> @v_fdiv_v2f16_afn(<2 x half> %a, <2 x half> %b) {
; GFX6-LABEL: v_fdiv_v2f16_afn:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT:    v_lshrrev_b32_e32 v2, 16, v0
; GFX6-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT:    v_rcp_f32_e32 v3, v3
; GFX6-NEXT:    v_cvt_f32_f16_e32 v2, v2
; GFX6-NEXT:    v_rcp_f32_e32 v1, v1
; GFX6-NEXT:    v_mul_f32_e32 v0, v0, v3
; GFX6-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-NEXT:    v_mul_f32_e32 v1, v2, v1
; GFX6-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_fdiv_v2f16_afn:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_rcp_f16_e32 v2, v1
; GFX8-NEXT:    v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX8-NEXT:    v_mul_f16_e32 v2, v0, v2
; GFX8-NEXT:    v_mul_f16_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
; GFX8-NEXT:    v_mov_b32_e32 v1, 16
; GFX8-NEXT:    v_lshlrev_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v2, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_fdiv_v2f16_afn:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_rcp_f16_e32 v2, v1
; GFX9-NEXT:    v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX9-NEXT:    v_mul_f16_e32 v2, v0, v2
; GFX9-NEXT:    v_mul_f16_sdwa v0, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
; GFX9-NEXT:    v_mov_b32_e32 v1, 0xffff
; GFX9-NEXT:    v_and_or_b32 v0, v2, v1, v0
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv afn <2 x half> %a, %b
  ret <2 x half> %fdiv
}

define <2 x half> @v_fdiv_v2f16_ulp25(<2 x half> %a, <2 x half> %b) {
; GFX6-IEEE-LABEL: v_fdiv_v2f16_ulp25:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, s[4:5], v3, v3, v2
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v5, v4
; GFX6-IEEE-NEXT:    v_div_scale_f32 v6, vcc, v2, v3, v2
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v4, v5, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v7, v5, v5
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v7, v6, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v8, -v4, v7, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v7, v8, v5, v7
; GFX6-IEEE-NEXT:    v_fma_f32 v4, -v4, v7, v6
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v6, v0
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v0, v4, v5, v7
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v0, v3, v2
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v6
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v6, v1, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v7, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v1, v2, v1, v6
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_fdiv_v2f16_ulp25:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, s[4:5], v3, v3, v2
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v5, v4
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v6, vcc, v2, v3, v2
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v4, v5, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v7, v5, v5
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v7, v6, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v8, -v4, v7, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, v8, v5, v7
; GFX6-FLUSH-NEXT:    v_fma_f32 v4, -v4, v7, v6
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v4, v4, v5, v7
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v4, v3, v2
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v5
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v5, v1, v5
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v6, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v2, v6, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v3, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v6, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v1, v2, v1, v5
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_fdiv_v2f16_ulp25:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_lshrrev_b32_e32 v4, 16, v1
; GFX8-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX8-NEXT:    v_cvt_f32_f16_e32 v5, v4
; GFX8-NEXT:    v_lshrrev_b32_e32 v6, 16, v0
; GFX8-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX8-NEXT:    v_rcp_f32_e32 v2, v2
; GFX8-NEXT:    v_cvt_f32_f16_e32 v7, v6
; GFX8-NEXT:    v_rcp_f32_e32 v5, v5
; GFX8-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX8-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX8-NEXT:    v_mul_f32_e32 v3, v7, v5
; GFX8-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX8-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX8-NEXT:    v_mov_b32_e32 v2, 16
; GFX8-NEXT:    v_div_fixup_f16 v1, v3, v4, v6
; GFX8-NEXT:    v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_fdiv_v2f16_ulp25:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_lshrrev_b32_e32 v4, 16, v1
; GFX9-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX9-NEXT:    v_cvt_f32_f16_e32 v5, v4
; GFX9-NEXT:    v_lshrrev_b32_e32 v6, 16, v0
; GFX9-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX9-NEXT:    v_rcp_f32_e32 v2, v2
; GFX9-NEXT:    v_cvt_f32_f16_e32 v7, v6
; GFX9-NEXT:    v_rcp_f32_e32 v5, v5
; GFX9-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX9-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX9-NEXT:    v_mul_f32_e32 v3, v7, v5
; GFX9-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX9-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX9-NEXT:    v_mov_b32_e32 v2, 0xffff
; GFX9-NEXT:    v_div_fixup_f16 v1, v3, v4, v6
; GFX9-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
; GFX9-NEXT:    v_and_or_b32 v0, v0, v2, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv <2 x half> %a, %b, !fpmath !0
  ret <2 x half> %fdiv
}

define <2 x half> @v_rcp_v2f16(<2 x half> %x) {
; GFX6-IEEE-LABEL: v_rcp_v2f16:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v3, s[4:5], v2, v2, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT:    v_div_scale_f32 v5, vcc, v1, v2, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v3, v4, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v4, v6, v4, v4
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v6, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v3, v6, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v6, v7, v4, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v3, -v3, v6, v5
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v0, v3, v4, v6
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v0, v2, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v5, v5, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v1, v5, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v6, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v6, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v2, v6, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v6, v7, v3, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v6, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v6
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v1, v2, v5, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_rcp_v2f16:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    s_movk_i32 s6, 0x3c00
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, s6
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v3, s[4:5], v2, v2, v1
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v4, v3
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v5, vcc, v1, v2, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v3, v4, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v4, v6, v4, v4
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v3, v6, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v4, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, -v3, v6, v5
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v3, v3, v4, v6
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v4, s6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v3, v2, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v1, s[4:5], v5, v5, v4
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v2, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v3, vcc, v4, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v1, v2, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, v6, v2, v2
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v3, v2
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v1, v6, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v2, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v1, -v1, v6, v3
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v1, v1, v2, v6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v1, v1, v5, v4
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_rcp_v2f16:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_lshrrev_b32_e32 v2, 16, v0
; GFX8-NEXT:    v_cvt_f32_f16_e32 v1, v0
; GFX8-NEXT:    v_cvt_f32_f16_e32 v3, v2
; GFX8-NEXT:    v_cvt_f32_f16_e32 v4, 1.0
; GFX8-NEXT:    v_rcp_f32_e32 v1, v1
; GFX8-NEXT:    v_rcp_f32_e32 v3, v3
; GFX8-NEXT:    v_mul_f32_e32 v1, v4, v1
; GFX8-NEXT:    v_mul_f32_e32 v3, v4, v3
; GFX8-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX8-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX8-NEXT:    v_div_fixup_f16 v0, v1, v0, 1.0
; GFX8-NEXT:    v_div_fixup_f16 v1, v3, v2, 1.0
; GFX8-NEXT:    v_mov_b32_e32 v2, 16
; GFX8-NEXT:    v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_rcp_v2f16:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_lshrrev_b32_e32 v2, 16, v0
; GFX9-NEXT:    v_cvt_f32_f16_e32 v1, v0
; GFX9-NEXT:    v_cvt_f32_f16_e32 v3, v2
; GFX9-NEXT:    v_cvt_f32_f16_e32 v4, 1.0
; GFX9-NEXT:    v_rcp_f32_e32 v1, v1
; GFX9-NEXT:    v_rcp_f32_e32 v3, v3
; GFX9-NEXT:    v_mul_f32_e32 v1, v4, v1
; GFX9-NEXT:    v_mul_f32_e32 v3, v4, v3
; GFX9-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX9-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX9-NEXT:    v_div_fixup_f16 v0, v1, v0, 1.0
; GFX9-NEXT:    v_div_fixup_f16 v1, v3, v2, 1.0
; GFX9-NEXT:    v_mov_b32_e32 v2, 0xffff
; GFX9-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
; GFX9-NEXT:    v_and_or_b32 v0, v0, v2, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv <2 x half> <half 1.0, half 1.0>, %x
  ret <2 x half> %fdiv
}

define <2 x half> @v_rcp_v2f16_arcp(<2 x half> %x) {
; GFX6-IEEE-LABEL: v_rcp_v2f16_arcp:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v3, s[4:5], v2, v2, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT:    v_div_scale_f32 v5, vcc, v1, v2, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v3, v4, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v4, v6, v4, v4
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v6, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v3, v6, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v6, v7, v4, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v3, -v3, v6, v5
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v0, v3, v4, v6
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v0, v2, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v5, v5, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v1, v5, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v6, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v6, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v2, v6, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v6, v7, v3, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v6, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v6
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v1, v2, v5, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_rcp_v2f16_arcp:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    s_movk_i32 s6, 0x3c00
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, s6
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v3, s[4:5], v2, v2, v1
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v4, v3
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v5, vcc, v1, v2, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v3, v4, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v4, v6, v4, v4
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v3, v6, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v4, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, -v3, v6, v5
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v3, v3, v4, v6
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v4, s6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v3, v2, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v1, s[4:5], v5, v5, v4
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v2, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v3, vcc, v4, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v1, v2, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, v6, v2, v2
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v3, v2
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v1, v6, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v2, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v1, -v1, v6, v3
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v1, v1, v2, v6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v1, v1, v5, v4
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_rcp_v2f16_arcp:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_lshrrev_b32_e32 v2, 16, v0
; GFX8-NEXT:    v_cvt_f32_f16_e32 v1, v0
; GFX8-NEXT:    v_cvt_f32_f16_e32 v3, v2
; GFX8-NEXT:    v_cvt_f32_f16_e32 v4, 1.0
; GFX8-NEXT:    v_rcp_f32_e32 v1, v1
; GFX8-NEXT:    v_rcp_f32_e32 v3, v3
; GFX8-NEXT:    v_mul_f32_e32 v1, v4, v1
; GFX8-NEXT:    v_mul_f32_e32 v3, v4, v3
; GFX8-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX8-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX8-NEXT:    v_div_fixup_f16 v0, v1, v0, 1.0
; GFX8-NEXT:    v_div_fixup_f16 v1, v3, v2, 1.0
; GFX8-NEXT:    v_mov_b32_e32 v2, 16
; GFX8-NEXT:    v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_rcp_v2f16_arcp:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_lshrrev_b32_e32 v2, 16, v0
; GFX9-NEXT:    v_cvt_f32_f16_e32 v1, v0
; GFX9-NEXT:    v_cvt_f32_f16_e32 v3, v2
; GFX9-NEXT:    v_cvt_f32_f16_e32 v4, 1.0
; GFX9-NEXT:    v_rcp_f32_e32 v1, v1
; GFX9-NEXT:    v_rcp_f32_e32 v3, v3
; GFX9-NEXT:    v_mul_f32_e32 v1, v4, v1
; GFX9-NEXT:    v_mul_f32_e32 v3, v4, v3
; GFX9-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX9-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX9-NEXT:    v_div_fixup_f16 v0, v1, v0, 1.0
; GFX9-NEXT:    v_div_fixup_f16 v1, v3, v2, 1.0
; GFX9-NEXT:    v_mov_b32_e32 v2, 0xffff
; GFX9-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
; GFX9-NEXT:    v_and_or_b32 v0, v0, v2, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv arcp <2 x half> <half 1.0, half 1.0>, %x
  ret <2 x half> %fdiv
}

define <2 x half> @v_rcp_v2f16_arcp_afn(<2 x half> %x) {
; GFX6-LABEL: v_rcp_v2f16_arcp_afn:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_cvt_f32_f16_e32 v1, v0
; GFX6-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT:    v_cvt_f32_f16_e32 v2, 1.0
; GFX6-NEXT:    v_rcp_f32_e32 v1, v1
; GFX6-NEXT:    v_rcp_f32_e32 v3, v0
; GFX6-NEXT:    v_mul_f32_e32 v0, v2, v1
; GFX6-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-NEXT:    v_mul_f32_e32 v1, v2, v3
; GFX6-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_rcp_v2f16_arcp_afn:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_rcp_f16_sdwa v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX8-NEXT:    v_rcp_f16_e32 v0, v0
; GFX8-NEXT:    v_mov_b32_e32 v2, 16
; GFX8-NEXT:    v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_rcp_v2f16_arcp_afn:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_rcp_f16_e32 v1, v0
; GFX9-NEXT:    v_rcp_f16_sdwa v0, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX9-NEXT:    v_mov_b32_e32 v2, 0xffff
; GFX9-NEXT:    v_and_or_b32 v0, v1, v2, v0
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv arcp afn <2 x half> <half 1.0, half 1.0>, %x
  ret <2 x half> %fdiv
}

define <2 x half> @v_rcp_v2f16_ulp25(<2 x half> %x) {
; GFX6-IEEE-LABEL: v_rcp_v2f16_ulp25:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, 1.0
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v3, s[4:5], v2, v2, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT:    v_div_scale_f32 v5, vcc, v1, v2, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v3, v4, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v4, v6, v4, v4
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v6, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v3, v6, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v6, v7, v4, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v3, -v3, v6, v5
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v0, v3, v4, v6
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v0, v2, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v5, v5, v1
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v1, v5, v1
; GFX6-IEEE-NEXT:    v_fma_f32 v6, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v6, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v6, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v2, v6, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v6, v7, v3, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v6, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v6
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v1, v2, v5, v1
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_rcp_v2f16_ulp25:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    s_movk_i32 s6, 0x3c00
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, s6
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v3, s[4:5], v2, v2, v1
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v4, v3
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v5, vcc, v1, v2, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v3, v4, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v4, v6, v4, v4
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v5, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v3, v6, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v4, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, -v3, v6, v5
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v3, v3, v4, v6
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v4, s6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v3, v2, v1
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v1, s[4:5], v5, v5, v4
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v2, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v3, vcc, v4, v5, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v1, v2, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, v6, v2, v2
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v3, v2
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v1, v6, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v2, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v1, -v1, v6, v3
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v1, v1, v2, v6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v1, v1, v5, v4
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_rcp_v2f16_ulp25:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_rcp_f16_sdwa v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX8-NEXT:    v_rcp_f16_e32 v0, v0
; GFX8-NEXT:    v_mov_b32_e32 v2, 16
; GFX8-NEXT:    v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_rcp_v2f16_ulp25:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_rcp_f16_e32 v1, v0
; GFX9-NEXT:    v_rcp_f16_sdwa v0, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX9-NEXT:    v_mov_b32_e32 v2, 0xffff
; GFX9-NEXT:    v_and_or_b32 v0, v1, v2, v0
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv <2 x half> <half 1.0, half 1.0>, %x, !fpmath !0
  ret <2 x half> %fdiv
}

define <2 x half> @v_fdiv_v2f16_afn_ulp25(<2 x half> %a, <2 x half> %b) {
; GFX6-LABEL: v_fdiv_v2f16_afn_ulp25:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT:    v_lshrrev_b32_e32 v2, 16, v0
; GFX6-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT:    v_rcp_f32_e32 v3, v3
; GFX6-NEXT:    v_cvt_f32_f16_e32 v2, v2
; GFX6-NEXT:    v_rcp_f32_e32 v1, v1
; GFX6-NEXT:    v_mul_f32_e32 v0, v0, v3
; GFX6-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-NEXT:    v_mul_f32_e32 v1, v2, v1
; GFX6-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_fdiv_v2f16_afn_ulp25:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_rcp_f16_e32 v2, v1
; GFX8-NEXT:    v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX8-NEXT:    v_mul_f16_e32 v2, v0, v2
; GFX8-NEXT:    v_mul_f16_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
; GFX8-NEXT:    v_mov_b32_e32 v1, 16
; GFX8-NEXT:    v_lshlrev_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v2, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_fdiv_v2f16_afn_ulp25:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_rcp_f16_e32 v2, v1
; GFX9-NEXT:    v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX9-NEXT:    v_mul_f16_e32 v2, v0, v2
; GFX9-NEXT:    v_mul_f16_sdwa v0, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
; GFX9-NEXT:    v_mov_b32_e32 v1, 0xffff
; GFX9-NEXT:    v_and_or_b32 v0, v2, v1, v0
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv afn <2 x half> %a, %b, !fpmath !0
  ret <2 x half> %fdiv
}

define <2 x half> @v_fdiv_v2f16_arcp_ulp25(<2 x half> %a, <2 x half> %b) {
; GFX6-IEEE-LABEL: v_fdiv_v2f16_arcp_ulp25:
; GFX6-IEEE:       ; %bb.0:
; GFX6-IEEE-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-IEEE-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, s[4:5], v3, v3, v2
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v5, v4
; GFX6-IEEE-NEXT:    v_div_scale_f32 v6, vcc, v2, v3, v2
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v4, v5, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v7, v5, v5
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v7, v6, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v8, -v4, v7, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v7, v8, v5, v7
; GFX6-IEEE-NEXT:    v_fma_f32 v4, -v4, v7, v6
; GFX6-IEEE-NEXT:    v_cvt_f32_f16_e32 v6, v0
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v0, v4, v5, v7
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v0, v0, v3, v2
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v6
; GFX6-IEEE-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-IEEE-NEXT:    v_div_scale_f32 v4, vcc, v6, v1, v6
; GFX6-IEEE-NEXT:    v_fma_f32 v5, -v2, v3, 1.0
; GFX6-IEEE-NEXT:    v_fma_f32 v3, v5, v3, v3
; GFX6-IEEE-NEXT:    v_mul_f32_e32 v5, v4, v3
; GFX6-IEEE-NEXT:    v_fma_f32 v7, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_fma_f32 v5, v7, v3, v5
; GFX6-IEEE-NEXT:    v_fma_f32 v2, -v2, v5, v4
; GFX6-IEEE-NEXT:    v_div_fmas_f32 v2, v2, v3, v5
; GFX6-IEEE-NEXT:    v_div_fixup_f32 v1, v2, v1, v6
; GFX6-IEEE-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-IEEE-NEXT:    s_setpc_b64 s[30:31]
;
; GFX6-FLUSH-LABEL: v_fdiv_v2f16_arcp_ulp25:
; GFX6-FLUSH:       ; %bb.0:
; GFX6-FLUSH-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v2, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v0, 16, v0
; GFX6-FLUSH-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, s[4:5], v3, v3, v2
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v5, v4
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v6, vcc, v2, v3, v2
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v4, v5, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v5, v7, v5, v5
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v7, v6, v5
; GFX6-FLUSH-NEXT:    v_fma_f32 v8, -v4, v7, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, v8, v5, v7
; GFX6-FLUSH-NEXT:    v_fma_f32 v4, -v4, v7, v6
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v4, v4, v5, v7
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v5, v0
; GFX6-FLUSH-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v0, v4, v3, v2
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v2, s[4:5], v1, v1, v5
; GFX6-FLUSH-NEXT:    v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT:    v_div_scale_f32 v4, vcc, v5, v1, v5
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, -v2, v3, 1.0
; GFX6-FLUSH-NEXT:    v_fma_f32 v3, v6, v3, v3
; GFX6-FLUSH-NEXT:    v_mul_f32_e32 v6, v4, v3
; GFX6-FLUSH-NEXT:    v_fma_f32 v7, -v2, v6, v4
; GFX6-FLUSH-NEXT:    v_fma_f32 v6, v7, v3, v6
; GFX6-FLUSH-NEXT:    v_fma_f32 v2, -v2, v6, v4
; GFX6-FLUSH-NEXT:    s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT:    v_div_fmas_f32 v2, v2, v3, v6
; GFX6-FLUSH-NEXT:    v_div_fixup_f32 v1, v2, v1, v5
; GFX6-FLUSH-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-FLUSH-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_fdiv_v2f16_arcp_ulp25:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_lshrrev_b32_e32 v4, 16, v1
; GFX8-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX8-NEXT:    v_cvt_f32_f16_e32 v5, v4
; GFX8-NEXT:    v_lshrrev_b32_e32 v6, 16, v0
; GFX8-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX8-NEXT:    v_rcp_f32_e32 v2, v2
; GFX8-NEXT:    v_cvt_f32_f16_e32 v7, v6
; GFX8-NEXT:    v_rcp_f32_e32 v5, v5
; GFX8-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX8-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX8-NEXT:    v_mul_f32_e32 v3, v7, v5
; GFX8-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX8-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX8-NEXT:    v_mov_b32_e32 v2, 16
; GFX8-NEXT:    v_div_fixup_f16 v1, v3, v4, v6
; GFX8-NEXT:    v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_fdiv_v2f16_arcp_ulp25:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_lshrrev_b32_e32 v4, 16, v1
; GFX9-NEXT:    v_cvt_f32_f16_e32 v2, v1
; GFX9-NEXT:    v_cvt_f32_f16_e32 v5, v4
; GFX9-NEXT:    v_lshrrev_b32_e32 v6, 16, v0
; GFX9-NEXT:    v_cvt_f32_f16_e32 v3, v0
; GFX9-NEXT:    v_rcp_f32_e32 v2, v2
; GFX9-NEXT:    v_cvt_f32_f16_e32 v7, v6
; GFX9-NEXT:    v_rcp_f32_e32 v5, v5
; GFX9-NEXT:    v_mul_f32_e32 v2, v3, v2
; GFX9-NEXT:    v_cvt_f16_f32_e32 v2, v2
; GFX9-NEXT:    v_mul_f32_e32 v3, v7, v5
; GFX9-NEXT:    v_cvt_f16_f32_e32 v3, v3
; GFX9-NEXT:    v_div_fixup_f16 v0, v2, v1, v0
; GFX9-NEXT:    v_mov_b32_e32 v2, 0xffff
; GFX9-NEXT:    v_div_fixup_f16 v1, v3, v4, v6
; GFX9-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
; GFX9-NEXT:    v_and_or_b32 v0, v0, v2, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv arcp <2 x half> %a, %b, !fpmath !0
  ret <2 x half> %fdiv
}

define <2 x half> @v_fdiv_v2f16_arcp_afn_ulp25(<2 x half> %a, <2 x half> %b) {
; GFX6-LABEL: v_fdiv_v2f16_arcp_afn_ulp25:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_cvt_f32_f16_e32 v3, v1
; GFX6-NEXT:    v_lshrrev_b32_e32 v1, 16, v1
; GFX6-NEXT:    v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT:    v_lshrrev_b32_e32 v2, 16, v0
; GFX6-NEXT:    v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT:    v_rcp_f32_e32 v3, v3
; GFX6-NEXT:    v_cvt_f32_f16_e32 v2, v2
; GFX6-NEXT:    v_rcp_f32_e32 v1, v1
; GFX6-NEXT:    v_mul_f32_e32 v0, v0, v3
; GFX6-NEXT:    v_cvt_f16_f32_e32 v0, v0
; GFX6-NEXT:    v_mul_f32_e32 v1, v2, v1
; GFX6-NEXT:    v_cvt_f16_f32_e32 v1, v1
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX8-LABEL: v_fdiv_v2f16_arcp_afn_ulp25:
; GFX8:       ; %bb.0:
; GFX8-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX8-NEXT:    v_rcp_f16_e32 v2, v1
; GFX8-NEXT:    v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX8-NEXT:    v_mul_f16_e32 v2, v0, v2
; GFX8-NEXT:    v_mul_f16_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
; GFX8-NEXT:    v_mov_b32_e32 v1, 16
; GFX8-NEXT:    v_lshlrev_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
; GFX8-NEXT:    v_or_b32_sdwa v0, v2, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GFX8-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-LABEL: v_fdiv_v2f16_arcp_afn_ulp25:
; GFX9:       ; %bb.0:
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_rcp_f16_e32 v2, v1
; GFX9-NEXT:    v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
; GFX9-NEXT:    v_mul_f16_e32 v2, v0, v2
; GFX9-NEXT:    v_mul_f16_sdwa v0, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
; GFX9-NEXT:    v_mov_b32_e32 v1, 0xffff
; GFX9-NEXT:    v_and_or_b32 v0, v2, v1, v0
; GFX9-NEXT:    s_setpc_b64 s[30:31]
  %fdiv = fdiv afn arcp <2 x half> %a, %b, !fpmath !0
  ret <2 x half> %fdiv
}

!0 = !{float 2.500000e+00}