; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx900 < %s | FileCheck -check-prefix=GFX9 %s
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx900 -fp-contract=fast < %s | FileCheck -check-prefix=GFX9-CONTRACT %s
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx900 --denormal-fp-math=preserve-sign < %s | FileCheck -check-prefix=GFX9-DENORM %s
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1010 < %s | FileCheck -check-prefix=GFX10 %s
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1010 -fp-contract=fast < %s | FileCheck -check-prefix=GFX10-CONTRACT %s
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1010 --denormal-fp-math=preserve-sign < %s | FileCheck -check-prefix=GFX10-DENORM %s

; fold (fsub (fneg (fmul, x, y)), z) -> (fma (fneg x), y, (fneg z))
define float @test_f32_sub_ext_neg_mul(float %x, float %y, float %z) {
; GFX9-LABEL: test_f32_sub_ext_neg_mul:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_mul_f32_e64 v0, v0, -v1
; GFX9-NEXT:    v_sub_f32_e32 v0, v0, v2
; GFX9-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-CONTRACT-LABEL: test_f32_sub_ext_neg_mul:
; GFX9-CONTRACT:       ; %bb.0: ; %entry
; GFX9-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-CONTRACT-NEXT:    v_fma_f32 v0, v0, -v1, -v2
; GFX9-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-DENORM-LABEL: test_f32_sub_ext_neg_mul:
; GFX9-DENORM:       ; %bb.0: ; %entry
; GFX9-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-DENORM-NEXT:    v_mad_f32 v0, v0, -v1, -v2
; GFX9-DENORM-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-LABEL: test_f32_sub_ext_neg_mul:
; GFX10:       ; %bb.0: ; %entry
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_mul_f32_e64 v0, v0, -v1
; GFX10-NEXT:    v_sub_f32_e32 v0, v0, v2
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-CONTRACT-LABEL: test_f32_sub_ext_neg_mul:
; GFX10-CONTRACT:       ; %bb.0: ; %entry
; GFX10-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-CONTRACT-NEXT:    v_fma_f32 v0, v0, -v1, -v2
; GFX10-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-DENORM-LABEL: test_f32_sub_ext_neg_mul:
; GFX10-DENORM:       ; %bb.0: ; %entry
; GFX10-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-DENORM-NEXT:    v_mad_f32 v0, v0, -v1, -v2
; GFX10-DENORM-NEXT:    s_setpc_b64 s[30:31]
entry:
  %a = fmul float %x, %y
  %b = fneg float %a
  %c = fsub float %b, %z
  ret float %c
}

define half @test_f16_sub_ext_neg_mul(half %x, half %y, half %z) {
; GFX9-LABEL: test_f16_sub_ext_neg_mul:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_mul_f16_e64 v0, v0, -v1
; GFX9-NEXT:    v_sub_f16_e32 v0, v0, v2
; GFX9-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-CONTRACT-LABEL: test_f16_sub_ext_neg_mul:
; GFX9-CONTRACT:       ; %bb.0: ; %entry
; GFX9-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-CONTRACT-NEXT:    v_fma_f16 v0, v0, -v1, -v2
; GFX9-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-DENORM-LABEL: test_f16_sub_ext_neg_mul:
; GFX9-DENORM:       ; %bb.0: ; %entry
; GFX9-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-DENORM-NEXT:    v_mad_legacy_f16 v0, v0, -v1, -v2
; GFX9-DENORM-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-LABEL: test_f16_sub_ext_neg_mul:
; GFX10:       ; %bb.0: ; %entry
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_mul_f16_e64 v0, v0, -v1
; GFX10-NEXT:    v_sub_f16_e32 v0, v0, v2
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-CONTRACT-LABEL: test_f16_sub_ext_neg_mul:
; GFX10-CONTRACT:       ; %bb.0: ; %entry
; GFX10-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-CONTRACT-NEXT:    v_fma_f16 v0, v0, -v1, -v2
; GFX10-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-DENORM-LABEL: test_f16_sub_ext_neg_mul:
; GFX10-DENORM:       ; %bb.0: ; %entry
; GFX10-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-DENORM-NEXT:    v_mul_f16_e64 v0, v0, -v1
; GFX10-DENORM-NEXT:    v_sub_f16_e32 v0, v0, v2
; GFX10-DENORM-NEXT:    s_setpc_b64 s[30:31]
entry:
  %a = fmul half %x, %y
  %b = fneg half %a
  %c = fsub half %b, %z
  ret half %c
}

define double @test_f64_sub_ext_neg_mul(double %x, double %y, double %z) {
; GFX9-LABEL: test_f64_sub_ext_neg_mul:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_mul_f64 v[0:1], v[0:1], v[2:3]
; GFX9-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[4:5]
; GFX9-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-CONTRACT-LABEL: test_f64_sub_ext_neg_mul:
; GFX9-CONTRACT:       ; %bb.0: ; %entry
; GFX9-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-CONTRACT-NEXT:    v_fma_f64 v[0:1], -v[0:1], v[2:3], -v[4:5]
; GFX9-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-DENORM-LABEL: test_f64_sub_ext_neg_mul:
; GFX9-DENORM:       ; %bb.0: ; %entry
; GFX9-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-DENORM-NEXT:    v_mul_f64 v[0:1], v[0:1], v[2:3]
; GFX9-DENORM-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[4:5]
; GFX9-DENORM-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-LABEL: test_f64_sub_ext_neg_mul:
; GFX10:       ; %bb.0: ; %entry
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_mul_f64 v[0:1], v[0:1], v[2:3]
; GFX10-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[4:5]
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-CONTRACT-LABEL: test_f64_sub_ext_neg_mul:
; GFX10-CONTRACT:       ; %bb.0: ; %entry
; GFX10-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-CONTRACT-NEXT:    v_fma_f64 v[0:1], -v[0:1], v[2:3], -v[4:5]
; GFX10-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-DENORM-LABEL: test_f64_sub_ext_neg_mul:
; GFX10-DENORM:       ; %bb.0: ; %entry
; GFX10-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-DENORM-NEXT:    v_mul_f64 v[0:1], v[0:1], v[2:3]
; GFX10-DENORM-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[4:5]
; GFX10-DENORM-NEXT:    s_setpc_b64 s[30:31]
entry:
  %a = fmul double %x, %y
  %b = fneg double %a
  %c = fsub double %b, %z
  ret double %c
}

; fold (fsub (fneg (fmul, x, y)), z) -> (fma (fneg x), y, (fneg z))
define <4 x float> @test_v4f32_sub_ext_neg_mul(<4 x float> %x, <4 x float> %y, <4 x float> %z) {
; GFX9-LABEL: test_v4f32_sub_ext_neg_mul:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_mul_f32_e64 v0, v0, -v4
; GFX9-NEXT:    v_mul_f32_e64 v1, v1, -v5
; GFX9-NEXT:    v_mul_f32_e64 v2, v2, -v6
; GFX9-NEXT:    v_mul_f32_e64 v3, v3, -v7
; GFX9-NEXT:    v_sub_f32_e32 v0, v0, v8
; GFX9-NEXT:    v_sub_f32_e32 v1, v1, v9
; GFX9-NEXT:    v_sub_f32_e32 v2, v2, v10
; GFX9-NEXT:    v_sub_f32_e32 v3, v3, v11
; GFX9-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-CONTRACT-LABEL: test_v4f32_sub_ext_neg_mul:
; GFX9-CONTRACT:       ; %bb.0: ; %entry
; GFX9-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-CONTRACT-NEXT:    v_fma_f32 v0, v0, -v4, -v8
; GFX9-CONTRACT-NEXT:    v_fma_f32 v1, v1, -v5, -v9
; GFX9-CONTRACT-NEXT:    v_fma_f32 v2, v2, -v6, -v10
; GFX9-CONTRACT-NEXT:    v_fma_f32 v3, v3, -v7, -v11
; GFX9-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-DENORM-LABEL: test_v4f32_sub_ext_neg_mul:
; GFX9-DENORM:       ; %bb.0: ; %entry
; GFX9-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-DENORM-NEXT:    v_mad_f32 v0, v0, -v4, -v8
; GFX9-DENORM-NEXT:    v_mad_f32 v1, v1, -v5, -v9
; GFX9-DENORM-NEXT:    v_mad_f32 v2, v2, -v6, -v10
; GFX9-DENORM-NEXT:    v_mad_f32 v3, v3, -v7, -v11
; GFX9-DENORM-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-LABEL: test_v4f32_sub_ext_neg_mul:
; GFX10:       ; %bb.0: ; %entry
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_mul_f32_e64 v0, v0, -v4
; GFX10-NEXT:    v_mul_f32_e64 v1, v1, -v5
; GFX10-NEXT:    v_mul_f32_e64 v2, v2, -v6
; GFX10-NEXT:    v_mul_f32_e64 v3, v3, -v7
; GFX10-NEXT:    v_sub_f32_e32 v0, v0, v8
; GFX10-NEXT:    v_sub_f32_e32 v1, v1, v9
; GFX10-NEXT:    v_sub_f32_e32 v2, v2, v10
; GFX10-NEXT:    v_sub_f32_e32 v3, v3, v11
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-CONTRACT-LABEL: test_v4f32_sub_ext_neg_mul:
; GFX10-CONTRACT:       ; %bb.0: ; %entry
; GFX10-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-CONTRACT-NEXT:    v_fma_f32 v0, v0, -v4, -v8
; GFX10-CONTRACT-NEXT:    v_fma_f32 v1, v1, -v5, -v9
; GFX10-CONTRACT-NEXT:    v_fma_f32 v2, v2, -v6, -v10
; GFX10-CONTRACT-NEXT:    v_fma_f32 v3, v3, -v7, -v11
; GFX10-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-DENORM-LABEL: test_v4f32_sub_ext_neg_mul:
; GFX10-DENORM:       ; %bb.0: ; %entry
; GFX10-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-DENORM-NEXT:    v_mad_f32 v0, v0, -v4, -v8
; GFX10-DENORM-NEXT:    v_mad_f32 v1, v1, -v5, -v9
; GFX10-DENORM-NEXT:    v_mad_f32 v2, v2, -v6, -v10
; GFX10-DENORM-NEXT:    v_mad_f32 v3, v3, -v7, -v11
; GFX10-DENORM-NEXT:    s_setpc_b64 s[30:31]
entry:
  %a = fmul <4 x float> %x, %y
  %b = fneg <4 x float> %a
  %c = fsub <4 x float> %b, %z
  ret <4 x float> %c
}

define <4 x half> @test_v4f16_sub_ext_neg_mul(<4 x half> %x, <4 x half> %y, <4 x half> %z) {
; GFX9-LABEL: test_v4f16_sub_ext_neg_mul:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_pk_mul_f16 v0, v0, v2 neg_lo:[0,1] neg_hi:[0,1]
; GFX9-NEXT:    v_pk_mul_f16 v1, v1, v3 neg_lo:[0,1] neg_hi:[0,1]
; GFX9-NEXT:    v_sub_f16_e32 v2, v0, v4
; GFX9-NEXT:    v_sub_f16_sdwa v0, v0, v4 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX9-NEXT:    v_sub_f16_e32 v3, v1, v5
; GFX9-NEXT:    v_sub_f16_sdwa v1, v1, v5 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX9-NEXT:    v_pack_b32_f16 v0, v2, v0
; GFX9-NEXT:    v_pack_b32_f16 v1, v3, v1
; GFX9-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-CONTRACT-LABEL: test_v4f16_sub_ext_neg_mul:
; GFX9-CONTRACT:       ; %bb.0: ; %entry
; GFX9-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-CONTRACT-NEXT:    v_pk_fma_f16 v0, v0, v2, v4 neg_lo:[0,1,1] neg_hi:[0,1,1]
; GFX9-CONTRACT-NEXT:    v_pk_fma_f16 v1, v1, v3, v5 neg_lo:[0,1,1] neg_hi:[0,1,1]
; GFX9-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-DENORM-LABEL: test_v4f16_sub_ext_neg_mul:
; GFX9-DENORM:       ; %bb.0: ; %entry
; GFX9-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-DENORM-NEXT:    v_pk_mul_f16 v0, v0, v2 neg_lo:[0,1] neg_hi:[0,1]
; GFX9-DENORM-NEXT:    v_pk_mul_f16 v1, v1, v3 neg_lo:[0,1] neg_hi:[0,1]
; GFX9-DENORM-NEXT:    v_sub_f16_e32 v2, v0, v4
; GFX9-DENORM-NEXT:    v_sub_f16_sdwa v0, v0, v4 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX9-DENORM-NEXT:    v_sub_f16_e32 v3, v1, v5
; GFX9-DENORM-NEXT:    v_sub_f16_sdwa v1, v1, v5 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX9-DENORM-NEXT:    v_pack_b32_f16 v0, v2, v0
; GFX9-DENORM-NEXT:    v_pack_b32_f16 v1, v3, v1
; GFX9-DENORM-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-LABEL: test_v4f16_sub_ext_neg_mul:
; GFX10:       ; %bb.0: ; %entry
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_pk_mul_f16 v0, v0, v2 neg_lo:[0,1] neg_hi:[0,1]
; GFX10-NEXT:    v_pk_mul_f16 v1, v1, v3 neg_lo:[0,1] neg_hi:[0,1]
; GFX10-NEXT:    v_sub_f16_e32 v2, v0, v4
; GFX10-NEXT:    v_sub_f16_sdwa v0, v0, v4 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX10-NEXT:    v_sub_f16_e32 v3, v1, v5
; GFX10-NEXT:    v_sub_f16_sdwa v1, v1, v5 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX10-NEXT:    v_pack_b32_f16 v0, v2, v0
; GFX10-NEXT:    v_pack_b32_f16 v1, v3, v1
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-CONTRACT-LABEL: test_v4f16_sub_ext_neg_mul:
; GFX10-CONTRACT:       ; %bb.0: ; %entry
; GFX10-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-CONTRACT-NEXT:    v_pk_fma_f16 v0, v0, v2, v4 neg_lo:[0,1,1] neg_hi:[0,1,1]
; GFX10-CONTRACT-NEXT:    v_pk_fma_f16 v1, v1, v3, v5 neg_lo:[0,1,1] neg_hi:[0,1,1]
; GFX10-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-DENORM-LABEL: test_v4f16_sub_ext_neg_mul:
; GFX10-DENORM:       ; %bb.0: ; %entry
; GFX10-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-DENORM-NEXT:    v_pk_mul_f16 v0, v0, v2 neg_lo:[0,1] neg_hi:[0,1]
; GFX10-DENORM-NEXT:    v_pk_mul_f16 v1, v1, v3 neg_lo:[0,1] neg_hi:[0,1]
; GFX10-DENORM-NEXT:    v_sub_f16_e32 v2, v0, v4
; GFX10-DENORM-NEXT:    v_sub_f16_sdwa v0, v0, v4 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX10-DENORM-NEXT:    v_sub_f16_e32 v3, v1, v5
; GFX10-DENORM-NEXT:    v_sub_f16_sdwa v1, v1, v5 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:WORD_1
; GFX10-DENORM-NEXT:    v_pack_b32_f16 v0, v2, v0
; GFX10-DENORM-NEXT:    v_pack_b32_f16 v1, v3, v1
; GFX10-DENORM-NEXT:    s_setpc_b64 s[30:31]
entry:
  %a = fmul <4 x half> %x, %y
  %b = fneg <4 x half> %a
  %c = fsub <4 x half> %b, %z
  ret <4 x half> %c
}

define <4 x double> @test_v4f64_sub_ext_neg_mul(<4 x double> %x, <4 x double> %y, <4 x double> %z) {
; GFX9-LABEL: test_v4f64_sub_ext_neg_mul:
; GFX9:       ; %bb.0: ; %entry
; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT:    v_mul_f64 v[0:1], v[0:1], v[8:9]
; GFX9-NEXT:    v_mul_f64 v[2:3], v[2:3], v[10:11]
; GFX9-NEXT:    v_mul_f64 v[4:5], v[4:5], v[12:13]
; GFX9-NEXT:    v_mul_f64 v[6:7], v[6:7], v[14:15]
; GFX9-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[16:17]
; GFX9-NEXT:    v_add_f64 v[2:3], -v[2:3], -v[18:19]
; GFX9-NEXT:    v_add_f64 v[4:5], -v[4:5], -v[20:21]
; GFX9-NEXT:    v_add_f64 v[6:7], -v[6:7], -v[22:23]
; GFX9-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-CONTRACT-LABEL: test_v4f64_sub_ext_neg_mul:
; GFX9-CONTRACT:       ; %bb.0: ; %entry
; GFX9-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-CONTRACT-NEXT:    v_fma_f64 v[0:1], -v[0:1], v[8:9], -v[16:17]
; GFX9-CONTRACT-NEXT:    v_fma_f64 v[2:3], -v[2:3], v[10:11], -v[18:19]
; GFX9-CONTRACT-NEXT:    v_fma_f64 v[4:5], -v[4:5], v[12:13], -v[20:21]
; GFX9-CONTRACT-NEXT:    v_fma_f64 v[6:7], -v[6:7], v[14:15], -v[22:23]
; GFX9-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX9-DENORM-LABEL: test_v4f64_sub_ext_neg_mul:
; GFX9-DENORM:       ; %bb.0: ; %entry
; GFX9-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-DENORM-NEXT:    v_mul_f64 v[0:1], v[0:1], v[8:9]
; GFX9-DENORM-NEXT:    v_mul_f64 v[2:3], v[2:3], v[10:11]
; GFX9-DENORM-NEXT:    v_mul_f64 v[4:5], v[4:5], v[12:13]
; GFX9-DENORM-NEXT:    v_mul_f64 v[6:7], v[6:7], v[14:15]
; GFX9-DENORM-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[16:17]
; GFX9-DENORM-NEXT:    v_add_f64 v[2:3], -v[2:3], -v[18:19]
; GFX9-DENORM-NEXT:    v_add_f64 v[4:5], -v[4:5], -v[20:21]
; GFX9-DENORM-NEXT:    v_add_f64 v[6:7], -v[6:7], -v[22:23]
; GFX9-DENORM-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-LABEL: test_v4f64_sub_ext_neg_mul:
; GFX10:       ; %bb.0: ; %entry
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_mul_f64 v[0:1], v[0:1], v[8:9]
; GFX10-NEXT:    v_mul_f64 v[2:3], v[2:3], v[10:11]
; GFX10-NEXT:    v_mul_f64 v[4:5], v[4:5], v[12:13]
; GFX10-NEXT:    v_mul_f64 v[6:7], v[6:7], v[14:15]
; GFX10-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[16:17]
; GFX10-NEXT:    v_add_f64 v[2:3], -v[2:3], -v[18:19]
; GFX10-NEXT:    v_add_f64 v[4:5], -v[4:5], -v[20:21]
; GFX10-NEXT:    v_add_f64 v[6:7], -v[6:7], -v[22:23]
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-CONTRACT-LABEL: test_v4f64_sub_ext_neg_mul:
; GFX10-CONTRACT:       ; %bb.0: ; %entry
; GFX10-CONTRACT-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-CONTRACT-NEXT:    v_fma_f64 v[0:1], -v[0:1], v[8:9], -v[16:17]
; GFX10-CONTRACT-NEXT:    v_fma_f64 v[2:3], -v[2:3], v[10:11], -v[18:19]
; GFX10-CONTRACT-NEXT:    v_fma_f64 v[4:5], -v[4:5], v[12:13], -v[20:21]
; GFX10-CONTRACT-NEXT:    v_fma_f64 v[6:7], -v[6:7], v[14:15], -v[22:23]
; GFX10-CONTRACT-NEXT:    s_setpc_b64 s[30:31]
;
; GFX10-DENORM-LABEL: test_v4f64_sub_ext_neg_mul:
; GFX10-DENORM:       ; %bb.0: ; %entry
; GFX10-DENORM-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-DENORM-NEXT:    v_mul_f64 v[0:1], v[0:1], v[8:9]
; GFX10-DENORM-NEXT:    v_mul_f64 v[2:3], v[2:3], v[10:11]
; GFX10-DENORM-NEXT:    v_mul_f64 v[4:5], v[4:5], v[12:13]
; GFX10-DENORM-NEXT:    v_mul_f64 v[6:7], v[6:7], v[14:15]
; GFX10-DENORM-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[16:17]
; GFX10-DENORM-NEXT:    v_add_f64 v[2:3], -v[2:3], -v[18:19]
; GFX10-DENORM-NEXT:    v_add_f64 v[4:5], -v[4:5], -v[20:21]
; GFX10-DENORM-NEXT:    v_add_f64 v[6:7], -v[6:7], -v[22:23]
; GFX10-DENORM-NEXT:    s_setpc_b64 s[30:31]
entry:
  %a = fmul <4 x double> %x, %y
  %b = fneg <4 x double> %a
  %c = fsub <4 x double> %b, %z
  ret <4 x double> %c
}
