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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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24
external/llvm/test/CodeGen/ARM/readcyclecounter.ll vendored
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@@ -1,24 +0,0 @@
; RUN: llc -mtriple=armv7-none-linux-gnueabi < %s | FileCheck %s
; RUN: llc -mtriple=thumbv7-none-linux-gnueabi < %s | FileCheck %s
; RUN: llc -mtriple=armv7-none-linux-gnueabi -mattr=-perfmon < %s | FileCheck %s --check-prefix=CHECK-NO-PERFMON
; RUN: llc -mtriple=armv6-none-linux-gnueabi < %s | FileCheck %s --check-prefix=CHECK-NO-PERFMON
; The performance monitor we're looking for is an ARMv7 extension. It should be
; possible to disable it, but realistically present on at least every v7-A
; processor (but not on v6, at least by default).
declare i64 @llvm.readcyclecounter()
define i64 @get_count() {
%val = call i64 @llvm.readcyclecounter()
ret i64 %val
; As usual, exact registers only sort of matter but the cycle-count had better
; end up in r0 in the end.
; CHECK: mrc p15, #0, r0, c9, c13, #0
; CHECK: {{movs?}} r1, #0
; CHECK-NO-PERFMON: {{movs?}} r0, #0
; CHECK-NO-PERFMON: {{movs?}} r1, #0
}