llvm/test/CodeGen/PowerPC/fma-combine.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=powerpc64le-unknown-linux-gnu \
; RUN:       < %s | FileCheck -check-prefix=CHECK-FAST %s
; RUN: llc -mtriple=powerpc64le-unknown-linux-gnu \
; RUN:      -mattr=-vsx < %s | FileCheck -check-prefix=CHECK-FAST-NOVSX %s
; RUN: llc -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s

define dso_local double @fma_combine1(double %a, double %b, double %c) {
; CHECK-FAST-LABEL: fma_combine1:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xsnmaddadp 1, 3, 2
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine1:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    fnmadd 1, 3, 2, 1
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine1:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xsnmaddadp 1, 3, 2
; CHECK-NEXT:    blr
entry:
  %fneg1 = fneg double %c
  %mul = fmul contract double %fneg1, %b
  %add = fsub nsz contract double %mul, %a
  ret double %add
}

define double @fma_combine1_safe(double %a, double %b, double %c) {
; CHECK-FAST-LABEL: fma_combine1_safe:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xsnegdp 0, 3
; CHECK-FAST-NEXT:    xsmsubadp 1, 0, 2
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine1_safe:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    fneg 0, 3
; CHECK-FAST-NOVSX-NEXT:    fmsub 1, 0, 2, 1
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine1_safe:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xsnegdp 0, 3
; CHECK-NEXT:    xsmsubadp 1, 0, 2
; CHECK-NEXT:    blr
entry:
  %fneg1 = fneg double %c
  %mul = fmul contract double %fneg1, %b
  %add = fsub contract double %mul, %a
  ret double %add
}

define dso_local double @fma_combine2(double %a, double %b, double %c) {
; CHECK-FAST-LABEL: fma_combine2:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xsnmaddadp 1, 2, 3
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine2:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    fnmadd 1, 2, 3, 1
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine2:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xsnmaddadp 1, 2, 3
; CHECK-NEXT:    blr
entry:
  %fneg1 = fneg double %c
  %mul = fmul contract double %b, %fneg1
  %add = fsub nsz contract double %mul, %a
  ret double %add
}

define double @fma_combine2_safe(double %a, double %b, double %c) {
; CHECK-FAST-LABEL: fma_combine2_safe:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xsnegdp 0, 3
; CHECK-FAST-NEXT:    xsmsubadp 1, 2, 0
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine2_safe:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    fneg 0, 3
; CHECK-FAST-NOVSX-NEXT:    fmsub 1, 2, 0, 1
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine2_safe:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xsnegdp 0, 3
; CHECK-NEXT:    xsmsubadp 1, 2, 0
; CHECK-NEXT:    blr
entry:
  %fneg1 = fneg double %c
  %mul = fmul contract double %b, %fneg1
  %add = fsub contract double %mul, %a
  ret double %add
}

@v = common dso_local local_unnamed_addr global double 0.000000e+00, align 8
@z = common dso_local local_unnamed_addr global double 0.000000e+00, align 8
define dso_local double @fma_combine_two_uses(double %a, double %b, double %c) {
; CHECK-FAST-LABEL: fma_combine_two_uses:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xsnegdp 0, 1
; CHECK-FAST-NEXT:    addis 3, 2, v@toc@ha
; CHECK-FAST-NEXT:    xsnmaddadp 1, 3, 2
; CHECK-FAST-NEXT:    stfd 0, v@toc@l(3)
; CHECK-FAST-NEXT:    xsnegdp 0, 3
; CHECK-FAST-NEXT:    addis 3, 2, z@toc@ha
; CHECK-FAST-NEXT:    stfd 0, z@toc@l(3)
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine_two_uses:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    fneg 0, 1
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, v@toc@ha
; CHECK-FAST-NOVSX-NEXT:    fnmadd 1, 3, 2, 1
; CHECK-FAST-NOVSX-NEXT:    stfd 0, v@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    fneg 0, 3
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, z@toc@ha
; CHECK-FAST-NOVSX-NEXT:    stfd 0, z@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine_two_uses:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xsnegdp 0, 1
; CHECK-NEXT:    addis 3, 2, v@toc@ha
; CHECK-NEXT:    xsnmaddadp 1, 3, 2
; CHECK-NEXT:    stfd 0, v@toc@l(3)
; CHECK-NEXT:    xsnegdp 0, 3
; CHECK-NEXT:    addis 3, 2, z@toc@ha
; CHECK-NEXT:    stfd 0, z@toc@l(3)
; CHECK-NEXT:    blr
entry:
  %fneg = fneg double %a
  store double %fneg, ptr @v, align 8
  %fneg1 = fneg double %c
  store double %fneg1, ptr @z, align 8
  %mul = fmul contract double %fneg1, %b
  %add = fsub nsz contract double %mul, %a
  ret double %add
}

define dso_local double @fma_combine_one_use(double %a, double %b, double %c) {
; CHECK-FAST-LABEL: fma_combine_one_use:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xsnegdp 0, 1
; CHECK-FAST-NEXT:    xsnmaddadp 1, 3, 2
; CHECK-FAST-NEXT:    addis 3, 2, v@toc@ha
; CHECK-FAST-NEXT:    stfd 0, v@toc@l(3)
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine_one_use:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    fneg 0, 1
; CHECK-FAST-NOVSX-NEXT:    fnmadd 1, 3, 2, 1
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, v@toc@ha
; CHECK-FAST-NOVSX-NEXT:    stfd 0, v@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine_one_use:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xsnegdp 0, 1
; CHECK-NEXT:    xsnmaddadp 1, 3, 2
; CHECK-NEXT:    addis 3, 2, v@toc@ha
; CHECK-NEXT:    stfd 0, v@toc@l(3)
; CHECK-NEXT:    blr
entry:
  %fneg = fneg double %a
  store double %fneg, ptr @v, align 8
  %fneg1 = fneg double %c
  %mul = fmul contract double %fneg1, %b
  %add = fsub nsz contract double %mul, %a
  ret double %add
}

define double @fma_combine_one_use_safe(double %a, double %b, double %c) {
; CHECK-FAST-LABEL: fma_combine_one_use_safe:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xsnegdp 0, 1
; CHECK-FAST-NEXT:    addis 3, 2, v@toc@ha
; CHECK-FAST-NEXT:    stfd 0, v@toc@l(3)
; CHECK-FAST-NEXT:    xsnegdp 0, 3
; CHECK-FAST-NEXT:    xsmsubadp 1, 0, 2
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine_one_use_safe:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    fneg 0, 1
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, v@toc@ha
; CHECK-FAST-NOVSX-NEXT:    stfd 0, v@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    fneg 0, 3
; CHECK-FAST-NOVSX-NEXT:    fmsub 1, 0, 2, 1
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine_one_use_safe:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xsnegdp 0, 1
; CHECK-NEXT:    addis 3, 2, v@toc@ha
; CHECK-NEXT:    stfd 0, v@toc@l(3)
; CHECK-NEXT:    xsnegdp 0, 3
; CHECK-NEXT:    xsmsubadp 1, 0, 2
; CHECK-NEXT:    blr
entry:
  %fneg = fneg double %a
  store double %fneg, ptr @v, align 8
  %fneg1 = fneg double %c
  %mul = fmul contract double %fneg1, %b
  %add = fsub contract double %mul, %a
  ret double %add
}

define dso_local float @fma_combine_no_ice(ptr %ptmp, ptr %ptmp2, ptr %ptmp6, ptr %ptmp7) {
; CHECK-FAST-LABEL: fma_combine_no_ice:
; CHECK-FAST:       # %bb.0:
; CHECK-FAST-NEXT:    vspltisw 2, 1
; CHECK-FAST-NEXT:    lfs 0, 0(3)
; CHECK-FAST-NEXT:    addis 3, 2, .LCPI7_0@toc@ha
; CHECK-FAST-NEXT:    lfs 5, 0(6)
; CHECK-FAST-NEXT:    lfs 2, 0(4)
; CHECK-FAST-NEXT:    xvcvsxwdp 3, 34
; CHECK-FAST-NEXT:    lfs 1, .LCPI7_0@toc@l(3)
; CHECK-FAST-NEXT:    addis 3, 2, .LCPI7_1@toc@ha
; CHECK-FAST-NEXT:    fmr 4, 3
; CHECK-FAST-NEXT:    xsmaddasp 3, 5, 1
; CHECK-FAST-NEXT:    xsmaddasp 4, 0, 1
; CHECK-FAST-NEXT:    lfs 1, .LCPI7_1@toc@l(3)
; CHECK-FAST-NEXT:    lfs 0, 0(5)
; CHECK-FAST-NEXT:    xsmaddasp 1, 2, 4
; CHECK-FAST-NEXT:    xsnmsubasp 1, 3, 0
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine_no_ice:
; CHECK-FAST-NOVSX:       # %bb.0:
; CHECK-FAST-NOVSX-NEXT:    lfs 0, 0(3)
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI7_0@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 5, 0(6)
; CHECK-FAST-NOVSX-NEXT:    lfs 1, 0(4)
; CHECK-FAST-NOVSX-NEXT:    lfs 4, 0(5)
; CHECK-FAST-NOVSX-NEXT:    lfs 2, .LCPI7_0@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI7_1@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 3, .LCPI7_1@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI7_2@toc@ha
; CHECK-FAST-NOVSX-NEXT:    fmadds 0, 0, 3, 2
; CHECK-FAST-NOVSX-NEXT:    fmadds 2, 5, 3, 2
; CHECK-FAST-NOVSX-NEXT:    lfs 3, .LCPI7_2@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    fmadds 0, 1, 0, 3
; CHECK-FAST-NOVSX-NEXT:    fnmsubs 1, 2, 4, 0
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine_no_ice:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vspltisw 2, 1
; CHECK-NEXT:    lfs 0, 0(3)
; CHECK-NEXT:    addis 3, 2, .LCPI7_0@toc@ha
; CHECK-NEXT:    lfs 5, 0(6)
; CHECK-NEXT:    lfs 2, 0(4)
; CHECK-NEXT:    xvcvsxwdp 3, 34
; CHECK-NEXT:    lfs 1, .LCPI7_0@toc@l(3)
; CHECK-NEXT:    addis 3, 2, .LCPI7_1@toc@ha
; CHECK-NEXT:    fmr 4, 3
; CHECK-NEXT:    xsmaddasp 3, 5, 1
; CHECK-NEXT:    xsmaddasp 4, 0, 1
; CHECK-NEXT:    lfs 1, .LCPI7_1@toc@l(3)
; CHECK-NEXT:    lfs 0, 0(5)
; CHECK-NEXT:    xsmaddasp 1, 2, 4
; CHECK-NEXT:    xsnmsubasp 1, 3, 0
; CHECK-NEXT:    blr
  %tmp = load float, ptr %ptmp, align 4
  %tmp2 = load float, ptr %ptmp2, align 4
  %tmp3 = fmul contract reassoc float %tmp, 0x3FE372D780000000
  %tmp4 = fadd nsz contract reassoc float %tmp3, 1.000000e+00
  %tmp5 = fmul contract reassoc float %tmp2, %tmp4
  %tmp6 = load float, ptr %ptmp6, align 4
  %tmp7 = load float, ptr %ptmp7, align 4
  %tmp8 = fmul contract reassoc float %tmp7, 0x3FE372D780000000
  %tmp9 = fsub contract reassoc nsz float -1.000000e+00, %tmp8
  %tmp10 = fmul contract reassoc float %tmp9, %tmp6
  %tmp11 = fadd nsz contract reassoc float %tmp5, 5.000000e-01
  %tmp12 = fadd nsz contract reassoc float %tmp11, %tmp10
  ret float %tmp12
}

define float @fma_combine_no_ice_safe(ptr %ptmp, ptr %ptmp2, ptr %ptmp6, ptr %ptmp7) {
; CHECK-FAST-LABEL: fma_combine_no_ice_safe:
; CHECK-FAST:       # %bb.0:
; CHECK-FAST-NEXT:    vspltisw 2, 1
; CHECK-FAST-NEXT:    lfs 0, 0(3)
; CHECK-FAST-NEXT:    addis 3, 2, .LCPI8_0@toc@ha
; CHECK-FAST-NEXT:    lfs 5, 0(6)
; CHECK-FAST-NEXT:    lfs 2, 0(4)
; CHECK-FAST-NEXT:    xvcvsxwdp 3, 34
; CHECK-FAST-NEXT:    lfs 1, .LCPI8_0@toc@l(3)
; CHECK-FAST-NEXT:    addis 3, 2, .LCPI8_1@toc@ha
; CHECK-FAST-NEXT:    fmr 4, 3
; CHECK-FAST-NEXT:    xsnmaddasp 3, 5, 1
; CHECK-FAST-NEXT:    xsmaddasp 4, 0, 1
; CHECK-FAST-NEXT:    lfs 1, .LCPI8_1@toc@l(3)
; CHECK-FAST-NEXT:    lfs 0, 0(5)
; CHECK-FAST-NEXT:    xsmaddasp 1, 2, 4
; CHECK-FAST-NEXT:    xsmaddasp 1, 3, 0
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine_no_ice_safe:
; CHECK-FAST-NOVSX:       # %bb.0:
; CHECK-FAST-NOVSX-NEXT:    lfs 0, 0(3)
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI8_0@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 5, 0(6)
; CHECK-FAST-NOVSX-NEXT:    lfs 1, 0(4)
; CHECK-FAST-NOVSX-NEXT:    lfs 4, 0(5)
; CHECK-FAST-NOVSX-NEXT:    lfs 2, .LCPI8_0@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI8_1@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 3, .LCPI8_1@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI8_2@toc@ha
; CHECK-FAST-NOVSX-NEXT:    fmadds 0, 0, 3, 2
; CHECK-FAST-NOVSX-NEXT:    fnmadds 2, 5, 3, 2
; CHECK-FAST-NOVSX-NEXT:    lfs 3, .LCPI8_2@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    fmadds 0, 1, 0, 3
; CHECK-FAST-NOVSX-NEXT:    fmadds 1, 2, 4, 0
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine_no_ice_safe:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vspltisw 2, 1
; CHECK-NEXT:    lfs 0, 0(3)
; CHECK-NEXT:    addis 3, 2, .LCPI8_0@toc@ha
; CHECK-NEXT:    lfs 5, 0(6)
; CHECK-NEXT:    lfs 2, 0(4)
; CHECK-NEXT:    xvcvsxwdp 3, 34
; CHECK-NEXT:    lfs 1, .LCPI8_0@toc@l(3)
; CHECK-NEXT:    addis 3, 2, .LCPI8_1@toc@ha
; CHECK-NEXT:    fmr 4, 3
; CHECK-NEXT:    xsnmaddasp 3, 5, 1
; CHECK-NEXT:    xsmaddasp 4, 0, 1
; CHECK-NEXT:    lfs 1, .LCPI8_1@toc@l(3)
; CHECK-NEXT:    lfs 0, 0(5)
; CHECK-NEXT:    xsmaddasp 1, 2, 4
; CHECK-NEXT:    xsmaddasp 1, 3, 0
; CHECK-NEXT:    blr
  %tmp = load float, ptr %ptmp, align 4
  %tmp2 = load float, ptr %ptmp2, align 4
  %tmp3 = fmul contract reassoc float %tmp, 0x3FE372D780000000
  %tmp4 = fadd contract reassoc float %tmp3, 1.000000e+00
  %tmp5 = fmul contract reassoc float %tmp2, %tmp4
  %tmp6 = load float, ptr %ptmp6, align 4
  %tmp7 = load float, ptr %ptmp7, align 4
  %tmp8 = fmul contract reassoc float %tmp7, 0x3FE372D780000000
  %tmp9 = fsub contract reassoc nsz float -1.000000e+00, %tmp8
  %tmp10 = fmul contract reassoc float %tmp9, %tmp6
  %tmp11 = fadd contract reassoc float %tmp5, 5.000000e-01
  %tmp12 = fadd contract reassoc float %tmp11, %tmp10
  ret float %tmp12
}

; This would crash while trying getNegatedExpression().
define dso_local double @getNegatedExpression_crash(double %x, double %y) {
; CHECK-FAST-LABEL: getNegatedExpression_crash:
; CHECK-FAST:       # %bb.0:
; CHECK-FAST-NEXT:    vspltisw 2, -1
; CHECK-FAST-NEXT:    addis 3, 2, .LCPI9_0@toc@ha
; CHECK-FAST-NEXT:    xvcvsxwdp 4, 34
; CHECK-FAST-NEXT:    lfs 3, .LCPI9_0@toc@l(3)
; CHECK-FAST-NEXT:    xssubdp 0, 1, 4
; CHECK-FAST-NEXT:    xsmaddadp 4, 1, 3
; CHECK-FAST-NEXT:    xsmaddadp 0, 4, 2
; CHECK-FAST-NEXT:    fmr 1, 0
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: getNegatedExpression_crash:
; CHECK-FAST-NOVSX:       # %bb.0:
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI9_0@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 0, .LCPI9_0@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI9_1@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 3, .LCPI9_1@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    fmadd 3, 1, 3, 0
; CHECK-FAST-NOVSX-NEXT:    fsub 0, 1, 0
; CHECK-FAST-NOVSX-NEXT:    fmadd 1, 3, 2, 0
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: getNegatedExpression_crash:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vspltisw 2, -1
; CHECK-NEXT:    addis 3, 2, .LCPI9_0@toc@ha
; CHECK-NEXT:    xvcvsxwdp 4, 34
; CHECK-NEXT:    lfs 3, .LCPI9_0@toc@l(3)
; CHECK-NEXT:    xssubdp 0, 1, 4
; CHECK-NEXT:    xsmaddadp 4, 1, 3
; CHECK-NEXT:    xsmaddadp 0, 4, 2
; CHECK-NEXT:    fmr 1, 0
; CHECK-NEXT:    blr
  %neg = fneg reassoc double %x
  %fma = call reassoc nsz double @llvm.fma.f64(double %neg, double 42.0, double -1.0)
  %add = fadd reassoc nsz double %x, 1.0
  %fma1 = call reassoc nsz double @llvm.fma.f64(double %fma, double %y, double %add)
  ret double %fma1
}

define dso_local double @fma_flag_propagation(double %a) {
; CHECK-FAST-LABEL: fma_flag_propagation:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xxlxor 1, 1, 1
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_flag_propagation:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI10_0@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 1, .LCPI10_0@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_flag_propagation:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xxlxor 1, 1, 1
; CHECK-NEXT:    blr
entry:
  %0 = fneg double %a
  %1 = call reassoc nnan double @llvm.fma.f64(double %0, double 1.0, double %a)
  ret double %1
}

define dso_local double @neg_fma_flag_propagation(double %a) {
; CHECK-FAST-LABEL: neg_fma_flag_propagation:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xxlxor 1, 1, 1
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: neg_fma_flag_propagation:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI11_0@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 1, .LCPI11_0@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: neg_fma_flag_propagation:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xxlxor 1, 1, 1
; CHECK-NEXT:    blr
entry:
  %0 = call reassoc nnan double @llvm.fma.f64(double %a, double -1.0, double %a)
  ret double %0
}

define <2 x double> @vec_neg_fma_flag_propagation(<2 x double> %a) {
; CHECK-FAST-LABEL: vec_neg_fma_flag_propagation:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    xxleqv 0, 0, 0
; CHECK-FAST-NEXT:    xvcvsxwdp 0, 0
; CHECK-FAST-NEXT:    xvmaddadp 34, 34, 0
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: vec_neg_fma_flag_propagation:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI12_0@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfs 1, .LCPI12_0@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    fmr 2, 1
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: vec_neg_fma_flag_propagation:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    xxleqv 0, 0, 0
; CHECK-NEXT:    xvcvsxwdp 0, 0
; CHECK-NEXT:    xvmaddadp 34, 34, 0
; CHECK-NEXT:    blr
entry:
  %0 = call reassoc nnan <2 x double> @llvm.fma.v2f64(<2 x double> %a, <2 x double> <double -1.0, double -1.0>, <2 x double> %a)
  ret <2 x double> %0
}

define dso_local double @fma_combine_const(double %a, double %b) {
; CHECK-FAST-LABEL: fma_combine_const:
; CHECK-FAST:       # %bb.0: # %entry
; CHECK-FAST-NEXT:    addis 3, 2, .LCPI13_0@toc@ha
; CHECK-FAST-NEXT:    lfd 0, .LCPI13_0@toc@l(3)
; CHECK-FAST-NEXT:    xsmaddadp 2, 1, 0
; CHECK-FAST-NEXT:    fmr 1, 2
; CHECK-FAST-NEXT:    blr
;
; CHECK-FAST-NOVSX-LABEL: fma_combine_const:
; CHECK-FAST-NOVSX:       # %bb.0: # %entry
; CHECK-FAST-NOVSX-NEXT:    addis 3, 2, .LCPI13_0@toc@ha
; CHECK-FAST-NOVSX-NEXT:    lfd 0, .LCPI13_0@toc@l(3)
; CHECK-FAST-NOVSX-NEXT:    fmadd 1, 1, 0, 2
; CHECK-FAST-NOVSX-NEXT:    blr
;
; CHECK-LABEL: fma_combine_const:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    addis 3, 2, .LCPI13_0@toc@ha
; CHECK-NEXT:    lfd 0, .LCPI13_0@toc@l(3)
; CHECK-NEXT:    xsmaddadp 2, 1, 0
; CHECK-NEXT:    fmr 1, 2
; CHECK-NEXT:    blr
entry:
  %0 = fmul reassoc double %a, 1.1
  %1 = call contract reassoc double @llvm.fma.f64(double %0, double 2.1, double %b)
  ret double %1
}

declare double @llvm.fma.f64(double, double, double) nounwind readnone
declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>) nounwind readnone