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1 ; RUN: opt < %s -instcombine -S | FileCheck %s
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2
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3 define double @std_cabs([2 x double] %z) {
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4 ; CHECK-LABEL: define double @std_cabs(
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5 ; CHECK: tail call double @cabs(
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6 %call = tail call double @cabs([2 x double] %z)
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7 ret double %call
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8 }
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9
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10 define float @std_cabsf([2 x float] %z) {
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11 ; CHECK-LABEL: define float @std_cabsf(
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12 ; CHECK: tail call float @cabsf(
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13 %call = tail call float @cabsf([2 x float] %z)
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14 ret float %call
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15 }
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16
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17 define fp128 @std_cabsl([2 x fp128] %z) {
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18 ; CHECK-LABEL: define fp128 @std_cabsl(
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19 ; CHECK: tail call fp128 @cabsl(
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20 %call = tail call fp128 @cabsl([2 x fp128] %z)
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21 ret fp128 %call
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22 }
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23
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24 define double @fast_cabs([2 x double] %z) {
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25 ; CHECK-LABEL: define double @fast_cabs(
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26 ; CHECK: %real = extractvalue [2 x double] %z, 0
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27 ; CHECK: %imag = extractvalue [2 x double] %z, 1
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28 ; CHECK: %1 = fmul fast double %real, %real
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29 ; CHECK: %2 = fmul fast double %imag, %imag
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30 ; CHECK: %3 = fadd fast double %1, %2
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31 ; CHECK: %cabs = call fast double @llvm.sqrt.f64(double %3)
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32 ; CHECK: ret double %cabs
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33 %call = tail call fast double @cabs([2 x double] %z)
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34 ret double %call
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35 }
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36
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37 define float @fast_cabsf([2 x float] %z) {
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38 ; CHECK-LABEL: define float @fast_cabsf(
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39 ; CHECK: %real = extractvalue [2 x float] %z, 0
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40 ; CHECK: %imag = extractvalue [2 x float] %z, 1
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41 ; CHECK: %1 = fmul fast float %real, %real
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42 ; CHECK: %2 = fmul fast float %imag, %imag
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43 ; CHECK: %3 = fadd fast float %1, %2
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44 ; CHECK: %cabs = call fast float @llvm.sqrt.f32(float %3)
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45 ; CHECK: ret float %cabs
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46 %call = tail call fast float @cabsf([2 x float] %z)
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47 ret float %call
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48 }
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49
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50 define fp128 @fast_cabsl([2 x fp128] %z) {
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51 ; CHECK-LABEL: define fp128 @fast_cabsl(
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52 ; CHECK: %real = extractvalue [2 x fp128] %z, 0
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53 ; CHECK: %imag = extractvalue [2 x fp128] %z, 1
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54 ; CHECK: %1 = fmul fast fp128 %real, %real
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55 ; CHECK: %2 = fmul fast fp128 %imag, %imag
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56 ; CHECK: %3 = fadd fast fp128 %1, %2
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57 ; CHECK: %cabs = call fast fp128 @llvm.sqrt.f128(fp128 %3)
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58 ; CHECK: ret fp128 %cabs
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59 %call = tail call fast fp128 @cabsl([2 x fp128] %z)
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60 ret fp128 %call
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61 }
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62
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63 declare double @cabs([2 x double])
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64 declare float @cabsf([2 x float])
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65 declare fp128 @cabsl([2 x fp128])
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