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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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74
external/llvm/test/CodeGen/AArch64/sdivpow2.ll vendored Normal file
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; 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
}