llvm-6502/test/CodeGen/Thumb2/ifcvt-neon.ll
2009-11-24 08:06:15 +00:00

30 lines
1.1 KiB
LLVM

; RUN: llc < %s -march=thumb -mcpu=cortex-a8 | FileCheck %s
; rdar://7368193
@a = common global float 0.000000e+00 ; <float*> [#uses=2]
@b = common global float 0.000000e+00 ; <float*> [#uses=1]
define arm_apcscc float @t(i32 %c) nounwind {
entry:
%0 = icmp sgt i32 %c, 1 ; <i1> [#uses=1]
%1 = load float* @a, align 4 ; <float> [#uses=2]
%2 = load float* @b, align 4 ; <float> [#uses=2]
br i1 %0, label %bb, label %bb1
bb: ; preds = %entry
; CHECK: ite lt
; CHECK: vsublt.f32
; CHECK-NEXT: vaddge.f32
%3 = fadd float %1, %2 ; <float> [#uses=1]
br label %bb2
bb1: ; preds = %entry
%4 = fsub float %1, %2 ; <float> [#uses=1]
br label %bb2
bb2: ; preds = %bb1, %bb
%storemerge = phi float [ %4, %bb1 ], [ %3, %bb ] ; <float> [#uses=2]
store float %storemerge, float* @a
ret float %storemerge
}