forked from OSchip/llvm-project
42 lines
1.7 KiB
LLVM
42 lines
1.7 KiB
LLVM
; RUN: llvm-as < %s | opt -simplify-libcalls-halfpowr | llvm-dis | %prcontext {mul float} 1 | grep {mul float} | count 8
|
|
|
|
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 = mul float %f_addr.0, %g ; <float> [#uses=1]
|
|
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
|
|
}
|