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Imported Upstream version 6.10.0.49

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Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
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Xamarin Public Jenkins (auto-signing)
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
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39
external/llvm-project/llvm/test/CodeGen/ARM/2012-06-12-SchedMemLatency.ll vendored Normal file
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; RUN: llc < %s -o /dev/null "-mtriple=thumbv7-apple-ios" -debug-only=post-RA-sched 2> %t
; RUN: FileCheck %s < %t
; REQUIRES: asserts
; Make sure that mayalias store-load dependencies have one cycle
; latency regardless of whether they are barriers or not.
; CHECK: ** List Scheduling
; CHECK: SU(2){{.*}}STR{{.*}}Volatile
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: SU(3): Ord Latency=1
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: SU(3){{.*}}LDR{{.*}}Volatile
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: SU(2): Ord Latency=1
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: Successors:
; CHECK: ** List Scheduling
; CHECK: SU(2){{.*}}STR{{.*}}
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: SU(3): Ord Latency=1
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: SU(3){{.*}}LDR{{.*}}
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: SU(2): Ord Latency=1
; CHECK-NOT: SU({{.*}}): Ord
; CHECK: Successors:
define i32 @f1(i32* nocapture %p1, i32* nocapture %p2) nounwind {
entry:
store volatile i32 65540, i32* %p1, align 4
%0 = load volatile i32, i32* %p2, align 4
ret i32 %0
}
define i32 @f2(i32* nocapture %p1, i32* nocapture %p2) nounwind {
entry:
store i32 65540, i32* %p1, align 4
%0 = load i32, i32* %p2, align 4
ret i32 %0
}