1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
; RUN: opt -simplify-libcalls-halfpowr %s -S | FileCheck %s
define float @__half_powrf4(float %f, float %g) nounwind readnone {
entry:
%0 = fcmp olt float %f, 2.000000e+00 ; <i1> [#uses=1]
br i1 %0, label %bb, label %bb1
bb: ; preds = %entry
%1 = fdiv float %f, 3.000000e+00 ; <float> [#uses=1]
br label %bb1
bb1: ; preds = %bb, %entry
%f_addr.0 = phi float [ %1, %bb ], [ %f, %entry ] ; <float> [#uses=1]
%2 = fmul float %f_addr.0, %g ; <float> [#uses=1]
; CHECK: fmul float %f_addr
; CHECK: fmul float %f_addr
; CHECK: fmul float %f_addr
; CHECK: fmul float %f_addr
ret float %2
}
define void @foo(float* %p) nounwind {
entry:
%0 = load float* %p, align 4 ; <float> [#uses=1]
%1 = getelementptr float* %p, i32 1 ; <float*> [#uses=1]
%2 = load float* %1, align 4 ; <float> [#uses=1]
%3 = getelementptr float* %p, i32 2 ; <float*> [#uses=1]
%4 = load float* %3, align 4 ; <float> [#uses=1]
%5 = getelementptr float* %p, i32 3 ; <float*> [#uses=1]
%6 = load float* %5, align 4 ; <float> [#uses=1]
%7 = getelementptr float* %p, i32 4 ; <float*> [#uses=1]
%8 = load float* %7, align 4 ; <float> [#uses=1]
%9 = getelementptr float* %p, i32 5 ; <float*> [#uses=1]
%10 = load float* %9, align 4 ; <float> [#uses=1]
%11 = tail call float @__half_powrf4(float %0, float %6) nounwind ; <float> [#uses=1]
%12 = tail call float @__half_powrf4(float %2, float %8) nounwind ; <float> [#uses=1]
%13 = tail call float @__half_powrf4(float %4, float %10) nounwind ; <float> [#uses=1]
%14 = getelementptr float* %p, i32 6 ; <float*> [#uses=1]
store float %11, float* %14, align 4
%15 = getelementptr float* %p, i32 7 ; <float*> [#uses=1]
store float %12, float* %15, align 4
%16 = getelementptr float* %p, i32 8 ; <float*> [#uses=1]
store float %13, float* %16, align 4
ret void
}
|
