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llvm-for-llvmta/test/CodeGen/AMDGPU/GlobalISel/fdiv.f16.ll

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2022-04-25 10:02:23 +02:00
; 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 v0, v0
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, v2
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
; 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_div_fmas_f32 v4, v4, v5, v7
; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v2
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, 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, -v2, v6, v5
; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v6, v5
; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
; 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 v0, v0
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
; 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_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, 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: v_div_scale_f32 v2, s[4:5], v3, v3, v1
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, 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, -v2, v6, v5
; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
; 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 v2, v2
; GFX6-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT: v_rcp_f32_e32 v2, v2
; GFX6-NEXT: v_rcp_f32_e32 v3, v3
; GFX6-NEXT: v_mul_f32_e32 v0, v0, v2
; GFX6-NEXT: v_mul_f32_e32 v1, v1, v3
; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
; 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 v0, v0
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, v2
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
; 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_div_fmas_f32 v4, v4, v5, v7
; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v2
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, 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, -v2, v6, v5
; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v6, v5
; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
; 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 v0, v0
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
; 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_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, 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: v_div_scale_f32 v2, s[4:5], v3, v3, v1
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, 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, -v2, v6, v5
; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
; 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, 1.0
; 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 v3, s[4:5], v0, v0, v2
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
; 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_div_fmas_f32 v3, v3, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v3, v0, v2
; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v1, v1, v2
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v1, v2
; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
; 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_div_fmas_f32 v3, v3, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v3, v1, v2
; 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, s6
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT: v_div_scale_f32 v3, s[4:5], v0, v0, v2
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
; 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 v4, s6
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v3, v0, 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, v4
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v4, v1, v4
; 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, v5, v3
; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v3, v6
; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
; 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, 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, 1.0
; 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 v3, s[4:5], v0, v0, v2
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
; 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_div_fmas_f32 v3, v3, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v3, v0, v2
; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v1, v1, v2
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v1, v2
; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
; 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_div_fmas_f32 v3, v3, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v3, v1, v2
; 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, s6
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT: v_div_scale_f32 v3, s[4:5], v0, v0, v2
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
; 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 v4, s6
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v3, v0, 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, v4
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v4, v1, v4
; 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, v5, v3
; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v3, v6
; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
; 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, 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 v0, v0
; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT: v_cvt_f32_f16_e32 v2, 1.0
; GFX6-NEXT: v_rcp_f32_e32 v0, v0
; GFX6-NEXT: v_rcp_f32_e32 v1, v1
; GFX6-NEXT: v_mul_f32_e32 v0, v2, v0
; GFX6-NEXT: v_mul_f32_e32 v1, v2, v1
; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
; 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, 1.0
; 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 v3, s[4:5], v0, v0, v2
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
; 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_div_fmas_f32 v3, v3, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v3, v0, v2
; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v1, v1, v2
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v1, v2
; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
; 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_div_fmas_f32 v3, v3, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v3, v1, v2
; 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, s6
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX6-FLUSH-NEXT: v_div_scale_f32 v3, s[4:5], v0, v0, v2
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v3
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
; 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 v4, s6
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v3, v0, 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, v4
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v4, v1, v4
; 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, v5, v3
; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v3, v6
; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
; 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, 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 v2, v2
; GFX6-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT: v_rcp_f32_e32 v2, v2
; GFX6-NEXT: v_rcp_f32_e32 v3, v3
; GFX6-NEXT: v_mul_f32_e32 v0, v0, v2
; GFX6-NEXT: v_mul_f32_e32 v1, v1, v3
; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
; 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 v0, v0
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, v2
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
; 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_div_fmas_f32 v4, v4, v5, v7
; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v2
; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, 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, -v2, v6, v5
; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v6, v5
; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
; 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 v0, v0
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
; 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_cvt_f32_f16_e32 v1, v1
; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, 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: v_div_scale_f32 v2, s[4:5], v3, v3, v1
; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, 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, -v2, v6, v5
; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
; 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 v2, v2
; GFX6-NEXT: v_cvt_f32_f16_e32 v3, v3
; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
; GFX6-NEXT: v_rcp_f32_e32 v2, v2
; GFX6-NEXT: v_rcp_f32_e32 v3, v3
; GFX6-NEXT: v_mul_f32_e32 v0, v0, v2
; GFX6-NEXT: v_mul_f32_e32 v1, v1, v3
; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
; 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}