blob: 7f7b933e8a93465622628779e7311833013f7481 [file] [log] [blame]
Evan Cheng23066282008-10-27 07:14:50 +00001; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 -pre-alloc-split
2
3@object_distance = external global double, align 8 ; <double*> [#uses=1]
4@axis_slope_angle = external global double, align 8 ; <double*> [#uses=1]
5@current_surfaces.b = external global i1 ; <i1*> [#uses=1]
6
7declare double @sin(double) nounwind readonly
8
9declare double @asin(double) nounwind readonly
10
11declare double @tan(double) nounwind readonly
12
13define fastcc void @trace_line(i32 %line) nounwind {
14entry:
15 %.b3 = load i1* @current_surfaces.b ; <i1> [#uses=1]
16 br i1 %.b3, label %bb, label %return
17
18bb: ; preds = %bb, %entry
19 %0 = tail call double @asin(double 0.000000e+00) nounwind readonly ; <double> [#uses=1]
20 %1 = add double 0.000000e+00, %0 ; <double> [#uses=2]
21 %2 = tail call double @asin(double 0.000000e+00) nounwind readonly ; <double> [#uses=1]
22 %3 = sub double %1, %2 ; <double> [#uses=2]
23 store double %3, double* @axis_slope_angle, align 8
24 %4 = fdiv double %1, 2.000000e+00 ; <double> [#uses=1]
25 %5 = tail call double @sin(double %4) nounwind readonly ; <double> [#uses=1]
26 %6 = mul double 0.000000e+00, %5 ; <double> [#uses=1]
27 %7 = tail call double @tan(double %3) nounwind readonly ; <double> [#uses=0]
28 %8 = add double 0.000000e+00, %6 ; <double> [#uses=1]
29 store double %8, double* @object_distance, align 8
30 br label %bb
31
32return: ; preds = %entry
33 ret void
34}