Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/AArch64/sdivpow2.ll

@@ -1,74 +0,0 @@
-; RUN: llc -mtriple=arm64-linux-gnu -fast-isel=0 -verify-machineinstrs < %s | FileCheck %s
-; RUN: llc -mtriple=arm64-linux-gnu -fast-isel=1 -verify-machineinstrs < %s | FileCheck %s
-
-define i32 @test1(i32 %x) {
-; CHECK-LABEL: test1
-; CHECK: add w8, w0, #7
-; CHECK: cmp w0, #0
-; CHECK: csel w8, w8, w0, lt
-; CHECK: asr w0, w8, #3
-  %div = sdiv i32 %x, 8
-  ret i32 %div
-}
-
-define i32 @test2(i32 %x) {
-; CHECK-LABEL: test2
-; CHECK: add w8, w0, #7
-; CHECK: cmp w0, #0
-; CHECK: csel w8, w8, w0, lt
-; CHECK: neg w0, w8, asr #3
-  %div = sdiv i32 %x, -8
-  ret i32 %div
-}
-
-define i32 @test3(i32 %x) {
-; CHECK-LABEL: test3
-; CHECK: add w8, w0, #31
-; CHECK: cmp w0, #0
-; CHECK: csel w8, w8, w0, lt
-; CHECK: asr w0, w8, #5
-  %div = sdiv i32 %x, 32
-  ret i32 %div
-}
-
-define i64 @test4(i64 %x) {
-; CHECK-LABEL: test4
-; CHECK: add x8, x0, #7
-; CHECK: cmp x0, #0
-; CHECK: csel x8, x8, x0, lt
-; CHECK: asr x0, x8, #3
-  %div = sdiv i64 %x, 8
-  ret i64 %div
-}
-
-define i64 @test5(i64 %x) {
-; CHECK-LABEL: test5
-; CHECK: add x8, x0, #7
-; CHECK: cmp x0, #0
-; CHECK: csel x8, x8, x0, lt
-; CHECK: neg x0, x8, asr #3
-  %div = sdiv i64 %x, -8
-  ret i64 %div
-}
-
-define i64 @test6(i64 %x) {
-; CHECK-LABEL: test6
-; CHECK: add x8, x0, #63
-; CHECK: cmp x0, #0
-; CHECK: csel x8, x8, x0, lt
-; CHECK: asr x0, x8, #6
-  %div = sdiv i64 %x, 64
-  ret i64 %div
-}
-
-define i64 @test7(i64 %x) {
-; CHECK-LABEL: test7
-; CHECK: orr [[REG:x[0-9]+]], xzr, #0xffffffffffff
-; CHECK: add x8, x0, [[REG]]
-; CHECK: cmp x0, #0
-; CHECK: csel x8, x8, x0, lt
-; CHECK: asr x0, x8, #48
-  %div = sdiv i64 %x, 281474976710656
-  ret i64 %div
-}
-