xref: /llvm-project/llvm/test/CodeGen/ARM/pr47454.ll (revision 20b2d11896d9351ea8347e1342eb0487ecadc70f)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=armv8-unknown-linux-unknown -mattr=-fp16 -O0 < %s | FileCheck %s
3
4declare fastcc half @getConstant()
5
6declare fastcc i1 @isEqual(half %0, half %1)
7
8define internal fastcc void @main() {
9; CHECK-LABEL: main:
10; CHECK:       @ %bb.0: @ %Entry
11; CHECK-NEXT:    push {r11, lr}
12; CHECK-NEXT:    mov r11, sp
13; CHECK-NEXT:    sub sp, sp, #8
14; CHECK-NEXT:    mov r0, #31744
15; CHECK-NEXT:    strh r0, [r11, #-2]
16; CHECK-NEXT:    ldrh r0, [r11, #-2]
17; CHECK-NEXT:    vmov s0, r0
18; CHECK-NEXT:    vstr s0, [sp] @ 4-byte Spill
19; CHECK-NEXT:    bl getConstant
20; CHECK-NEXT:    vmov.f32 s1, s0
21; CHECK-NEXT:    vldr s0, [sp] @ 4-byte Reload
22; CHECK-NEXT:    bl isEqual
23; CHECK-NEXT:    mov sp, r11
24; CHECK-NEXT:    pop {r11, pc}
25Entry:
26    ; First arg directly from constant
27    %const = alloca half, align 2
28    store half 0xH7C00, ptr %const, align 2
29    %arg1 = load half, ptr %const, align 2
30    ; Second arg from fucntion return
31    %arg2 = call fastcc half @getConstant()
32    ; Arguments should have equivalent mangling
33    %result = call fastcc i1 @isEqual(half %arg1, half %arg2)
34    ret void
35}
36