forked from OSchip/llvm-project
67 lines
1.7 KiB
LLVM
67 lines
1.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64le-unknown-linux-gnu | FileCheck %s
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; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu | FileCheck %s
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define i64 @ori_test_1(i64 %a) {
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; CHECK-LABEL: ori_test_1:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: li 3, -1
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; CHECK-NEXT: blr
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entry:
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%or = or i64 %a, 18446744073709551615 ; 0xffffffffffffffff
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ret i64 %or
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}
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define i64 @ori_test_2(i64 %a) {
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; CHECK-LABEL: ori_test_2:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: li 4, -1
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; CHECK-NEXT: rldimi 3, 4, 29, 15
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; CHECK-NEXT: blr
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entry:
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%or = or i64 %a, 562949416550400 ; 0x1ffffe0000000
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ret i64 %or
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}
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define i64 @ori_test_3(i64 %a) {
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; CHECK-LABEL: ori_test_3:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: li 4, -1
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; CHECK-NEXT: rldimi 3, 4, 3, 28
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; CHECK-NEXT: blr
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entry:
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%or = or i64 %a, 68719476728 ; 0xffffffff8
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ret i64 %or
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}
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define i64 @ori_test_4(i64 %a) {
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; CHECK-LABEL: ori_test_4:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: li 4, 4112
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; CHECK-NEXT: sldi 4, 4, 32
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; CHECK-NEXT: oris 4, 4, 4112
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; CHECK-NEXT: ori 4, 4, 65535
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; CHECK-NEXT: or 3, 3, 4
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; CHECK-NEXT: blr
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entry:
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%or = or i64 %a, 17661175070719 ; 0x10101010ffff
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ret i64 %or
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}
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; Don't exploit rldimi if operand has multiple uses
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define i64 @test_test_5(i64 %a, i64 %b) {
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; CHECK-LABEL: test_test_5:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: li 5, 1
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; CHECK-NEXT: sldi 5, 5, 32
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; CHECK-NEXT: or 5, 3, 5
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; CHECK-NEXT: add 4, 5, 4
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; CHECK-NEXT: sub 3, 3, 4
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; CHECK-NEXT: blr
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entry:
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%or = or i64 %a, 4294967296
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%add = add i64 %or, %b
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%div = sub i64 %a, %add
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ret i64 %div
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}
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