xref: /llvm-project/llvm/test/CodeGen/AArch64/rand.ll (revision c649fd34e928ad01951cbff298c5c44853dd41dd)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=aarch64 -mattr=+v8.5a,+rand -aarch64-enable-sink-fold=true %s -o - | FileCheck %s
3
4define  i32 @rndr(ptr %__addr) {
5; CHECK-LABEL: rndr:
6; CHECK:       // %bb.0:
7; CHECK-NEXT:    mrs x9, RNDR
8; CHECK-NEXT:    mov x8, x0
9; CHECK-NEXT:    cset w10, eq
10; CHECK-NEXT:    str x9, [x8]
11; CHECK-NEXT:    and w0, w10, #0x1
12; CHECK-NEXT:    ret
13  %1 = tail call { i64, i1 } @llvm.aarch64.rndr()
14  %2 = extractvalue { i64, i1 } %1, 0
15  %3 = extractvalue { i64, i1 } %1, 1
16  store i64 %2, ptr %__addr, align 8
17  %4 = zext i1 %3 to i32
18  ret i32 %4
19}
20
21
22define  i32 @rndrrs(ptr  %__addr) {
23; CHECK-LABEL: rndrrs:
24; CHECK:       // %bb.0:
25; CHECK-NEXT:    mrs x9, RNDRRS
26; CHECK-NEXT:    mov x8, x0
27; CHECK-NEXT:    cset w10, eq
28; CHECK-NEXT:    str x9, [x8]
29; CHECK-NEXT:    and w0, w10, #0x1
30; CHECK-NEXT:    ret
31  %1 = tail call { i64, i1 } @llvm.aarch64.rndrrs()
32  %2 = extractvalue { i64, i1 } %1, 0
33  %3 = extractvalue { i64, i1 } %1, 1
34  store i64 %2, ptr %__addr, align 8
35  %4 = zext i1 %3 to i32
36  ret i32 %4
37}
38
39declare { i64, i1 } @llvm.aarch64.rndr()
40declare { i64, i1 } @llvm.aarch64.rndrrs()
41