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; RUN: llc -mattr=mul < %s -march=avr | FileCheck %s
declare float @dsin(float)
declare float @dcos(float)
declare float @dasin(float)
; Test prologue and epilogue insertion
define float @f3(float %days) {
entry:
; CHECK-LABEL: f3:
; prologue code:
; CHECK: push r28
; CHECK: push r29
; CHECK: in r28, 61
; CHECK-NEXT: in r29, 62
; CHECK-NEXT: sbiw r28, [[SIZE:[0-9]+]]
; CHECK-NEXT: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: out 62, r29
; CHECK-NEXT: out 63, r0
; CHECK-NEXT: out 61, r28
; epilogue code:
; CHECK: adiw r28, [[SIZE]]
; CHECK-NEXT: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: out 62, r29
; CHECK-NEXT: out 63, r0
; CHECK-NEXT: out 61, r28
; CHECK: pop r29
; CHECK: pop r28
%mul = fmul float %days, 0x3FEF8A6C60000000
%add = fadd float %mul, 0x40718776A0000000
%mul1 = fmul float %days, 0x3FEF8A09A0000000
%add2 = fadd float %mul1, 0x4076587740000000
%mul3 = fmul float %days, 0x3E81B35CC0000000
%sub = fsub float 0x3FFEA235C0000000, %mul3
%call = call float @dsin(float %add2)
%mul4 = fmul float %sub, %call
%mul5 = fmul float %days, 0x3E27C04CA0000000
%sub6 = fsub float 0x3F94790B80000000, %mul5
%mul7 = fmul float %add2, 2.000000e+00
%call8 = call float @dsin(float %mul7)
%mul9 = fmul float %sub6, %call8
%add10 = fadd float %mul4, %mul9
%add11 = fadd float %add, %add10
%mul12 = fmul float %days, 0x3E13C5B640000000
%sub13 = fsub float 0x3F911C1180000000, %mul12
%mul14 = fmul float %add, 2.000000e+00
%call15 = call float @dsin(float %mul14)
%mul16 = fmul float %call15, 0x3FF1F736C0000000
%mul17 = fmul float %sub13, 2.000000e+00
%mul19 = fmul float %mul17, %call
%sub20 = fsub float %mul16, %mul19
%mul21 = fmul float %sub13, 4.000000e+00
%mul22 = fmul float %mul21, 0x3FF1F736C0000000
%mul24 = fmul float %mul22, %call
%call26 = call float @dcos(float %mul14)
%mul27 = fmul float %mul24, %call26
%add28 = fadd float %sub20, %mul27
%call29 = call float @dsin(float %add11)
%mul30 = fmul float %call29, 0x3FF0AB6960000000
%call31 = call float @dasin(float %mul30)
%add32 = fadd float %call31, %add28
ret float %add32
}
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