xref: /llvm-project/llvm/test/Transforms/SLPVectorizer/X86/phi3.ll (revision 38fffa630ee80163dc65e759392ad29798905679)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -passes=slp-vectorizer,dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7 | FileCheck %s
3
4target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
5target triple = "x86_64-apple-macosx10.8.0"
6
7%struct.GPar.0.16.26 = type { [0 x double], double }
8
9@d = external global double, align 8
10
11declare ptr @Rf_gpptr(...)
12
13define void @Rf_GReset() {
14; CHECK-LABEL: @Rf_GReset(
15; CHECK-NEXT:  entry:
16; CHECK-NEXT:    [[TMP0:%.*]] = load double, ptr @d, align 8
17; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x double> <double poison, double undef>, double [[TMP0]], i32 0
18; CHECK-NEXT:    [[TMP2:%.*]] = fsub <2 x double> splat (double -0.000000e+00), [[TMP1]]
19; CHECK-NEXT:    [[CMP2:%.*]] = icmp eq ptr inttoptr (i64 115 to ptr), @Rf_gpptr
20; CHECK-NEXT:    br i1 [[CMP2]], label [[IF_THEN:%.*]], label [[IF_END7:%.*]]
21; CHECK:       if.then:
22; CHECK-NEXT:    [[TMP3:%.*]] = fsub <2 x double> [[TMP2]], undef
23; CHECK-NEXT:    [[TMP4:%.*]] = fdiv <2 x double> [[TMP3]], undef
24; CHECK-NEXT:    [[TMP5:%.*]] = extractelement <2 x double> [[TMP4]], i32 0
25; CHECK-NEXT:    [[TMP6:%.*]] = extractelement <2 x double> [[TMP4]], i32 1
26; CHECK-NEXT:    [[CMP:%.*]] = fcmp ogt double [[TMP6]], [[TMP5]]
27; CHECK-NEXT:    br i1 [[CMP]], label [[IF_THEN6:%.*]], label [[IF_END7]]
28; CHECK:       if.then6:
29; CHECK-NEXT:    br label [[IF_END7]]
30; CHECK:       if.end7:
31; CHECK-NEXT:    ret void
32;
33entry:
34  %sub = fsub double -0.000000e+00, undef
35  %0 = load double, ptr @d, align 8
36  %sub1 = fsub double -0.000000e+00, %0
37  %cmp2 = icmp eq ptr inttoptr (i64 115 to ptr), @Rf_gpptr
38  br i1 %cmp2, label %if.then, label %if.end7
39
40if.then:                                          ; preds = %entry
41  %sub2 = fsub double %sub, undef
42  %div.i = fdiv double %sub2, undef
43  %sub4 = fsub double %sub1, undef
44  %div.i16 = fdiv double %sub4, undef
45  %cmp = fcmp ogt double %div.i, %div.i16
46  br i1 %cmp, label %if.then6, label %if.end7
47
48if.then6:                                         ; preds = %if.then
49  br label %if.end7
50
51if.end7:                                          ; preds = %if.then6, %if.then, %entry
52  %g.0 = phi double [ 0.000000e+00, %if.then6 ], [ %sub, %if.then ], [ %sub, %entry ]
53  ret void
54}
55
56define void @Rf_GReset_unary_fneg() {
57; CHECK-LABEL: @Rf_GReset_unary_fneg(
58; CHECK-NEXT:  entry:
59; CHECK-NEXT:    [[TMP0:%.*]] = load double, ptr @d, align 8
60; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x double> <double poison, double undef>, double [[TMP0]], i32 0
61; CHECK-NEXT:    [[TMP2:%.*]] = fneg <2 x double> [[TMP1]]
62; CHECK-NEXT:    [[CMP2:%.*]] = icmp eq ptr inttoptr (i64 115 to ptr), @Rf_gpptr
63; CHECK-NEXT:    br i1 [[CMP2]], label [[IF_THEN:%.*]], label [[IF_END7:%.*]]
64; CHECK:       if.then:
65; CHECK-NEXT:    [[TMP3:%.*]] = fsub <2 x double> [[TMP2]], undef
66; CHECK-NEXT:    [[TMP4:%.*]] = fdiv <2 x double> [[TMP3]], undef
67; CHECK-NEXT:    [[TMP5:%.*]] = extractelement <2 x double> [[TMP4]], i32 0
68; CHECK-NEXT:    [[TMP6:%.*]] = extractelement <2 x double> [[TMP4]], i32 1
69; CHECK-NEXT:    [[CMP:%.*]] = fcmp ogt double [[TMP6]], [[TMP5]]
70; CHECK-NEXT:    br i1 [[CMP]], label [[IF_THEN6:%.*]], label [[IF_END7]]
71; CHECK:       if.then6:
72; CHECK-NEXT:    br label [[IF_END7]]
73; CHECK:       if.end7:
74; CHECK-NEXT:    ret void
75;
76entry:
77  %sub = fneg double undef
78  %0 = load double, ptr @d, align 8
79  %sub1 = fneg double %0
80  %cmp2 = icmp eq ptr inttoptr (i64 115 to ptr), @Rf_gpptr
81  br i1 %cmp2, label %if.then, label %if.end7
82
83if.then:                                          ; preds = %entry
84  %sub2 = fsub double %sub, undef
85  %div.i = fdiv double %sub2, undef
86  %sub4 = fsub double %sub1, undef
87  %div.i16 = fdiv double %sub4, undef
88  %cmp = fcmp ogt double %div.i, %div.i16
89  br i1 %cmp, label %if.then6, label %if.end7
90
91if.then6:                                         ; preds = %if.then
92  br label %if.end7
93
94if.end7:                                          ; preds = %if.then6, %if.then, %entry
95  %g.0 = phi double [ 0.000000e+00, %if.then6 ], [ %sub, %if.then ], [ %sub, %entry ]
96  ret void
97}
98