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[AArch64] Regenerate rotate.ll test

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Simplifies diff for D141363
This commit is contained in:
Simon Pilgrim
2023-01-10 10:44:26 +00:00
parent b1b4758e7f
commit 740d2f6b87
1 changed files with 8 additions and 3 deletions
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11
llvm/test/CodeGen/AArch64/rotate.ll
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@@ -1,11 +1,16 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=aarch64--linux-gnueabihf | FileCheck %s
;; This used to cause a backend crash about not being able to
;; select ROTL. Make sure if generates the basic ushr/shl.
define <2 x i64> @testcase(ptr %in) {
; CHECK-LABEL: testcase
; CHECK: ushr {{v[0-9]+}}.2d
; CHECK: shl {{v[0-9]+}}.2d
; CHECK-LABEL: testcase:
; CHECK: // %bb.0:
; CHECK-NEXT: ldr q0, [x0]
; CHECK-NEXT: ushr v1.2d, v0.2d, #8
; CHECK-NEXT: shl v0.2d, v0.2d, #56
; CHECK-NEXT: orr v0.16b, v0.16b, v1.16b
; CHECK-NEXT: ret
%1 = load <2 x i64>, ptr %in
%2 = lshr <2 x i64> %1, <i64 8, i64 8>
%3 = shl <2 x i64> %1, <i64 56, i64 56>