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Imported Upstream version 5.18.0.161

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Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
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Xamarin Public Jenkins (auto-signing)
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions
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18
external/llvm/test/CodeGen/PowerPC/coalesce-ext.ll vendored Normal file
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; RUN: llc -verify-machineinstrs -mcpu=g5 -mtriple=powerpc64-apple-darwin < %s | FileCheck %s
; Check that the peephole optimizer knows about sext and zext instructions.
; CHECK: test1sext
define i32 @test1sext(i64 %A, i64 %B, i32* %P, i64 *%P2) nounwind {
%C = add i64 %A, %B
; CHECK: add [[SUM:r[0-9]+]], r3, r4
%D = trunc i64 %C to i32
%E = shl i64 %C, 32
%F = ashr i64 %E, 32
; CHECK: extsw [[EXT:r[0-9]+]], [[SUM]]
store volatile i64 %F, i64 *%P2
; CHECK: std [[EXT]]
store volatile i32 %D, i32* %P
; Reuse low bits of extended register, don't extend live range of SUM.
; CHECK: stw [[EXT]]
%R = add i32 %D, %D
ret i32 %R
}