From efdf08b5b811252fa82068bd263a34fc1a6f88c7 Mon Sep 17 00:00:00 2001 From: Daniel Dunbar Date: Fri, 8 Oct 2010 02:07:26 +0000 Subject: Revert "reimplement the second half of the or/add optimization. We should now", which depends on r116007, which I am about to revert. llvm-svn: 116031 --- llvm/test/CodeGen/X86/3addr-or.ll | 38 ++------------------------------------ 1 file changed, 2 insertions(+), 36 deletions(-) (limited to 'llvm/test/CodeGen') diff --git a/llvm/test/CodeGen/X86/3addr-or.ll b/llvm/test/CodeGen/X86/3addr-or.ll index 912bdc21547..30a1f36850d 100644 --- a/llvm/test/CodeGen/X86/3addr-or.ll +++ b/llvm/test/CodeGen/X86/3addr-or.ll @@ -1,9 +1,9 @@ ; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s ; rdar://7527734 -define i32 @test1(i32 %x) nounwind readnone ssp { +define i32 @test(i32 %x) nounwind readnone ssp { entry: -; CHECK: test1: +; CHECK: test: ; CHECK: leal 3(%rdi), %eax %0 = shl i32 %x, 5 ; [#uses=1] %1 = or i32 %0, 3 ; [#uses=1] @@ -25,37 +25,3 @@ define i64 @test2(i8 %A, i8 %B) nounwind { %H = or i64 %G, %E ; [#uses=1] ret i64 %H } - -;; Test that OR is only emitted as LEA, not as ADD. - -define void @test3(i32 %x, i32* %P) nounwind readnone ssp { -entry: -; No reason to emit an add here, should be an or. -; CHECK: test3: -; CHECK: orl $3, %edi - %0 = shl i32 %x, 5 - %1 = or i32 %0, 3 - store i32 %1, i32* %P - ret void -} - -define i32 @test4(i32 %a, i32 %b) nounwind readnone ssp { -entry: - %and = and i32 %a, 6 - %and2 = and i32 %b, 16 - %or = or i32 %and2, %and - ret i32 %or -; CHECK: test4: -; CHECK: leal (%rsi,%rdi), %eax -} - -define void @test5(i32 %a, i32 %b, i32* nocapture %P) nounwind ssp { -entry: - %and = and i32 %a, 6 - %and2 = and i32 %b, 16 - %or = or i32 %and2, %and - store i32 %or, i32* %P, align 4 - ret void -; CHECK: test5: -; CHECK: orl -} -- cgit v1.2.3