llvm-6502/test/CodeGen/X86/2008-04-09-BranchFolding.ll
Dan Gohman ee1c870778 Eliminate the other half of the BRCOND optimization, and update
as many tests as possible.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106749 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-24 15:24:03 +00:00

49 lines
2.3 KiB
LLVM

; RUN: llc < %s -march=x86 | not grep jmp
%struct..0anon = type { i32 }
%struct.binding_level = type { %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.binding_level*, i8, i8, i8, i8, i8, i32, %struct.tree_node* }
%struct.lang_decl = type opaque
%struct.rtx_def = type { i16, i8, i8, [1 x %struct..0anon] }
%struct.tree_decl = type { [12 x i8], i8*, i32, %struct.tree_node*, i32, i8, i8, i8, i8, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, %struct..0anon, { %struct.rtx_def* }, %struct.tree_node*, %struct.lang_decl* }
%struct.tree_node = type { %struct.tree_decl }
define fastcc %struct.tree_node* @pushdecl(%struct.tree_node* %x) nounwind {
entry:
%tmp3.i40 = icmp eq %struct.binding_level* null, null ; <i1> [#uses=2]
br label %bb140
bb140: ; preds = %entry
br i1 %tmp3.i40, label %bb160, label %bb17.i
bb17.i: ; preds = %bb140
ret %struct.tree_node* null
bb143: ; preds = %entry
%tmp8.i43 = load %struct.tree_node** null, align 4 ; <%struct.tree_node*> [#uses=1]
br i1 %tmp3.i40, label %bb160, label %bb9.i48
bb9.i48: ; preds = %bb143
ret %struct.tree_node* null
bb160: ; preds = %bb143, %bb140
%t.0.reg2mem.0 = phi %struct.tree_node* [ null, %bb140 ], [ %tmp8.i43, %bb143 ] ; <%struct.tree_node*> [#uses=1]
%tmp162 = icmp eq %struct.tree_node* %t.0.reg2mem.0, null ; <i1> [#uses=2]
br i1 %tmp162, label %bb174, label %bb165
bb165: ; preds = %bb160
br label %bb174
bb174: ; preds = %bb165, %bb160
%line.0 = phi i32 [ 0, %bb165 ], [ undef, %bb160 ] ; <i32> [#uses=1]
%file.0 = phi i8* [ null, %bb165 ], [ undef, %bb160 ] ; <i8*> [#uses=1]
br i1 %tmp162, label %bb344, label %bb73.i
bb73.i: ; preds = %bb174
br i1 false, label %bb226.i, label %bb220.i
bb220.i: ; preds = %bb73.i
ret %struct.tree_node* null
bb226.i: ; preds = %bb73.i
br i1 false, label %bb260, label %bb273.i
bb273.i: ; preds = %bb226.i
ret %struct.tree_node* null
bb260: ; preds = %bb226.i
tail call void (i8*, i32, ...)* @pedwarn_with_file_and_line( i8* %file.0, i32 %line.0, i8* null ) nounwind
ret %struct.tree_node* null
bb344: ; preds = %bb174
ret %struct.tree_node* null
}
declare void @pedwarn_with_file_and_line(i8*, i32, ...) nounwind