llvm-project/llvm/test/CodeGen/AArch64/expand-select.ll

62 lines
2.0 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=aarch64-unknown-linux-gnu -O3 %s -o - | FileCheck %s
define void @foo(i32 %In1, <2 x i128> %In2, <2 x i128> %In3, <2 x i128> *%Out) {
; CHECK-LABEL: foo:
; CHECK: // %bb.0:
; CHECK-NEXT: and w8, w0, #0x1
; CHECK-NEXT: fmov s0, wzr
; CHECK-NEXT: fmov s1, w8
; CHECK-NEXT: ldp x8, x9, [sp, #8]
; CHECK-NEXT: ldr x10, [sp]
; CHECK-NEXT: cmeq v0.4s, v1.4s, v0.4s
; CHECK-NEXT: fmov w11, s0
; CHECK-NEXT: tst w11, #0x1
; CHECK-NEXT: csel x11, x2, x6, ne
; CHECK-NEXT: csel x12, x3, x7, ne
; CHECK-NEXT: csel x10, x4, x10, ne
; CHECK-NEXT: csel x8, x5, x8, ne
; CHECK-NEXT: stp x10, x8, [x9, #16]
; CHECK-NEXT: stp x11, x12, [x9]
; CHECK-NEXT: ret
%cond = and i32 %In1, 1
%cbool = icmp eq i32 %cond, 0
%res = select i1 %cbool, <2 x i128> %In2, <2 x i128> %In3
store <2 x i128> %res, <2 x i128> *%Out
ret void
}
; Check case when scalar size is not power of 2.
define void @bar(i32 %In1, <2 x i96> %In2, <2 x i96> %In3, <2 x i96> *%Out) {
; CHECK-LABEL: bar:
; CHECK: // %bb.0:
; CHECK-NEXT: and w9, w0, #0x1
; CHECK-NEXT: fmov s0, wzr
; CHECK-NEXT: fmov s1, w9
; CHECK-NEXT: cmeq v0.4s, v1.4s, v0.4s
; CHECK-NEXT: ldp x11, x8, [sp, #8]
; CHECK-NEXT: ldr x10, [sp]
; CHECK-NEXT: dup v1.4s, v0.s[0]
; CHECK-NEXT: mov x9, v1.d[1]
; CHECK-NEXT: lsr x9, x9, #32
; CHECK-NEXT: tst w9, #0x1
; CHECK-NEXT: fmov w9, s0
; CHECK-NEXT: csel x11, x5, x11, ne
; CHECK-NEXT: csel x10, x4, x10, ne
; CHECK-NEXT: tst w9, #0x1
; CHECK-NEXT: csel x9, x3, x7, ne
; CHECK-NEXT: csel x12, x2, x6, ne
; CHECK-NEXT: stur x10, [x8, #12]
; CHECK-NEXT: str x12, [x8]
; CHECK-NEXT: str w9, [x8, #8]
; CHECK-NEXT: str w11, [x8, #20]
; CHECK-NEXT: ret
%cond = and i32 %In1, 1
%cbool = icmp eq i32 %cond, 0
%res = select i1 %cbool, <2 x i96> %In2, <2 x i96> %In3
store <2 x i96> %res, <2 x i96> *%Out
ret void
}