From 2c3e0051c31c3f5b2328b447eadf1cf9c4427442 Mon Sep 17 00:00:00 2001 From: Pirama Arumuga Nainar Date: Wed, 6 May 2015 11:46:36 -0700 Subject: Update aosp/master LLVM for rebase to r235153 Change-Id: I9bf53792f9fc30570e81a8d80d296c681d005ea7 (cherry picked from commit 0c7f116bb6950ef819323d855415b2f2b0aad987) --- test/CodeGen/X86/licm-regpressure.ll | 39 ++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 test/CodeGen/X86/licm-regpressure.ll (limited to 'test/CodeGen/X86/licm-regpressure.ll') diff --git a/test/CodeGen/X86/licm-regpressure.ll b/test/CodeGen/X86/licm-regpressure.ll new file mode 100644 index 0000000..0ab6554 --- /dev/null +++ b/test/CodeGen/X86/licm-regpressure.ll @@ -0,0 +1,39 @@ +; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s +; This tests currently fails as MachineLICM does not compute register pressure +; correctly. More details: llvm.org/PR23143 +; XFAIL: * + +; MachineLICM should take register pressure into account. +; CHECK-NOT: Spill + +%struct.A = type { i32, i32, i32, i32, i32, i32, i32 } + +define void @test(i1 %b, %struct.A* %a) nounwind { +entry: + br label %loop-header + +loop-header: + br label %loop-body + +loop-body: + %0 = getelementptr inbounds %struct.A, %struct.A* %a, i64 0, i32 0 + %1 = getelementptr inbounds %struct.A, %struct.A* %a, i64 0, i32 1 + %2 = getelementptr inbounds %struct.A, %struct.A* %a, i64 0, i32 2 + %3 = getelementptr inbounds %struct.A, %struct.A* %a, i64 0, i32 3 + %4 = getelementptr inbounds %struct.A, %struct.A* %a, i64 0, i32 4 + %5 = getelementptr inbounds %struct.A, %struct.A* %a, i64 0, i32 5 + %6 = getelementptr inbounds %struct.A, %struct.A* %a, i64 0, i32 6 + call void @assign(i32* %0) + call void @assign(i32* %1) + call void @assign(i32* %2) + call void @assign(i32* %3) + call void @assign(i32* %4) + call void @assign(i32* %5) + call void @assign(i32* %6) + br i1 %b, label %loop-body, label %loop-exit + +loop-exit: + ret void +} + +declare void @assign(i32*) -- cgit v1.1