source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/ARM/2011-11-14-EarlyClobber.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

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1; RUN: llc < %s -mcpu=cortex-a8 -verify-regalloc
2target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
3target triple = "thumbv7-apple-ios"
4
5; This test calls shrinkToUses with an early-clobber redefined live range during
6; spilling.
7;
8;   Shrink: %vreg47,1.158257e-02 = [384r,400e:0)[400e,420r:1)  0@384r 1@400e
9;
10; The early-clobber instruction is an str:
11;
12;   %vreg12<earlyclobber,def> = t2STR_PRE %vreg6, %vreg12, 32, pred:14, pred:%noreg
13;
14; This tests that shrinkToUses handles the EC redef correctly.
15
16%struct.Transform_Struct.0.11.12.17.43.46.56.58.60 = type { [4 x [4 x double]] }
17
18define void @Compute_Axis_Rotation_Transform(%struct.Transform_Struct.0.11.12.17.43.46.56.58.60* nocapture %transform, double* nocapture %V1, double %angle) nounwind {
19entry:
20  store double 1.000000e+00, double* null, align 4
21  %arrayidx5.1.i = getelementptr inbounds %struct.Transform_Struct.0.11.12.17.43.46.56.58.60, %struct.Transform_Struct.0.11.12.17.43.46.56.58.60* %transform, i32 0, i32 0, i32 0, i32 1
22  store double 0.000000e+00, double* %arrayidx5.1.i, align 4
23  %arrayidx5.2.i = getelementptr inbounds %struct.Transform_Struct.0.11.12.17.43.46.56.58.60, %struct.Transform_Struct.0.11.12.17.43.46.56.58.60* %transform, i32 0, i32 0, i32 0, i32 2
24  store double 0.000000e+00, double* %arrayidx5.2.i, align 4
25  %arrayidx5.114.i = getelementptr inbounds %struct.Transform_Struct.0.11.12.17.43.46.56.58.60, %struct.Transform_Struct.0.11.12.17.43.46.56.58.60* %transform, i32 0, i32 0, i32 1, i32 0
26  store double 0.000000e+00, double* %arrayidx5.114.i, align 4
27  %arrayidx5.1.1.i = getelementptr inbounds %struct.Transform_Struct.0.11.12.17.43.46.56.58.60, %struct.Transform_Struct.0.11.12.17.43.46.56.58.60* %transform, i32 0, i32 0, i32 1, i32 1
28  store double 1.000000e+00, double* %arrayidx5.1.1.i, align 4
29  store double 0.000000e+00, double* null, align 4
30  store double 1.000000e+00, double* null, align 4
31  store double 0.000000e+00, double* null, align 4
32  %call = tail call double @cos(double %angle) nounwind readnone
33  %call1 = tail call double @sin(double %angle) nounwind readnone
34  %0 = load double, double* %V1, align 4
35  %arrayidx2 = getelementptr inbounds double, double* %V1, i32 1
36  %1 = load double, double* %arrayidx2, align 4
37  %mul = fmul double %0, %1
38  %sub = fsub double 1.000000e+00, %call
39  %mul3 = fmul double %mul, %sub
40  %2 = load double, double* undef, align 4
41  %mul5 = fmul double %2, %call1
42  %add = fadd double %mul3, %mul5
43  store double %add, double* %arrayidx5.1.i, align 4
44  %3 = load double, double* %V1, align 4
45  %mul11 = fmul double %3, undef
46  %mul13 = fmul double %mul11, %sub
47  %4 = load double, double* %arrayidx2, align 4
48  %mul15 = fmul double %4, %call1
49  %sub16 = fsub double %mul13, %mul15
50  store double %sub16, double* %arrayidx5.2.i, align 4
51  %5 = load double, double* %V1, align 4
52  %6 = load double, double* %arrayidx2, align 4
53  %mul22 = fmul double %5, %6
54  %mul24 = fmul double %mul22, %sub
55  %sub27 = fsub double %mul24, undef
56  store double %sub27, double* %arrayidx5.114.i, align 4
57  ret void
58}
59
60declare double @cos(double) nounwind readnone
61
62declare double @sin(double) nounwind readnone
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