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fix
author mir3636
date Wed, 06 Dec 2017 14:37:17 +0900
parents afa8332a0e37
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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95
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
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1 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 \
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2 ; RUN: | FileCheck -check-prefix=CHECK -check-prefix=CHECK-SCALAR %s
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3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 \
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4 ; RUN: | FileCheck -check-prefix=CHECK -check-prefix=CHECK-VECTOR %s
0
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5
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6 declare double @llvm.fma.f64(double %f1, double %f2, double %f3)
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7
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8 define double @f1(double %f1, double %f2, double %acc) {
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9 ; CHECK-LABEL: f1:
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10 ; CHECK-SCALAR: madbr %f4, %f0, %f2
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11 ; CHECK-SCALAR: ldr %f0, %f4
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12 ; CHECK-VECTOR: wfmadb %f0, %f0, %f2, %f4
0
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13 ; CHECK: br %r14
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14 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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15 ret double %res
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16 }
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17
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18 define double @f2(double %f1, double *%ptr, double %acc) {
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19 ; CHECK-LABEL: f2:
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20 ; CHECK: madb %f2, %f0, 0(%r2)
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21 ; CHECK: ldr %f0, %f2
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22 ; CHECK: br %r14
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23 %f2 = load double , double *%ptr
0
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24 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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25 ret double %res
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26 }
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27
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28 define double @f3(double %f1, double *%base, double %acc) {
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29 ; CHECK-LABEL: f3:
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30 ; CHECK: madb %f2, %f0, 4088(%r2)
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31 ; CHECK: ldr %f0, %f2
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32 ; CHECK: br %r14
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33 %ptr = getelementptr double, double *%base, i64 511
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34 %f2 = load double , double *%ptr
0
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35 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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36 ret double %res
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37 }
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38
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39 define double @f4(double %f1, double *%base, double %acc) {
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40 ; The important thing here is that we don't generate an out-of-range
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41 ; displacement. Other sequences besides this one would be OK.
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42 ;
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43 ; CHECK-LABEL: f4:
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44 ; CHECK: aghi %r2, 4096
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45 ; CHECK: madb %f2, %f0, 0(%r2)
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46 ; CHECK: ldr %f0, %f2
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47 ; CHECK: br %r14
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48 %ptr = getelementptr double, double *%base, i64 512
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49 %f2 = load double , double *%ptr
0
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50 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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51 ret double %res
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52 }
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53
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54 define double @f5(double %f1, double *%base, double %acc) {
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55 ; Here too the important thing is that we don't generate an out-of-range
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56 ; displacement. Other sequences besides this one would be OK.
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57 ;
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58 ; CHECK-LABEL: f5:
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59 ; CHECK: aghi %r2, -8
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60 ; CHECK: madb %f2, %f0, 0(%r2)
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61 ; CHECK: ldr %f0, %f2
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62 ; CHECK: br %r14
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63 %ptr = getelementptr double, double *%base, i64 -1
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64 %f2 = load double , double *%ptr
0
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65 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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66 ret double %res
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67 }
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68
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69 define double @f6(double %f1, double *%base, i64 %index, double %acc) {
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70 ; CHECK-LABEL: f6:
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71 ; CHECK: sllg %r1, %r3, 3
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72 ; CHECK: madb %f2, %f0, 0(%r1,%r2)
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73 ; CHECK: ldr %f0, %f2
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74 ; CHECK: br %r14
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75 %ptr = getelementptr double, double *%base, i64 %index
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76 %f2 = load double , double *%ptr
0
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77 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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78 ret double %res
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79 }
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80
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81 define double @f7(double %f1, double *%base, i64 %index, double %acc) {
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82 ; CHECK-LABEL: f7:
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83 ; CHECK: sllg %r1, %r3, 3
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84 ; CHECK: madb %f2, %f0, 4088({{%r1,%r2|%r2,%r1}})
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parents:
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85 ; CHECK: ldr %f0, %f2
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86 ; CHECK: br %r14
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87 %index2 = add i64 %index, 511
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88 %ptr = getelementptr double, double *%base, i64 %index2
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89 %f2 = load double , double *%ptr
0
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90 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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91 ret double %res
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92 }
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93
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94 define double @f8(double %f1, double *%base, i64 %index, double %acc) {
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95 ; CHECK-LABEL: f8:
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96 ; CHECK: sllg %r1, %r3, 3
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97 ; CHECK: lay %r1, 4096({{%r1,%r2|%r2,%r1}})
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98 ; CHECK: madb %f2, %f0, 0(%r1)
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parents:
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99 ; CHECK: ldr %f0, %f2
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100 ; CHECK: br %r14
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101 %index2 = add i64 %index, 512
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102 %ptr = getelementptr double, double *%base, i64 %index2
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103 %f2 = load double , double *%ptr
0
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104 %res = call double @llvm.fma.f64 (double %f1, double %f2, double %acc)
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105 ret double %res
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parents:
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106 }