mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
4323665bd8
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176873 91177308-0d34-0410-b5e6-96231b3b80d8
56 lines
1.9 KiB
LLVM
56 lines
1.9 KiB
LLVM
; REQUIRES: asserts
|
|
; RUN: llc < %s -march=x86 -stats 2>&1 | grep "Number of blocks eliminated" | grep 6
|
|
; PR1296
|
|
|
|
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
|
|
target triple = "i686-apple-darwin8"
|
|
|
|
define i32 @foo(i32 %A, i32 %B, i32 %C) nounwind {
|
|
entry:
|
|
switch i32 %A, label %out [
|
|
i32 1, label %bb
|
|
i32 0, label %bb13
|
|
i32 2, label %bb35
|
|
]
|
|
|
|
bb: ; preds = %cond_next, %entry
|
|
%i.144.1 = phi i32 [ 0, %entry ], [ %tmp7, %cond_next ] ; <i32> [#uses=2]
|
|
%tmp4 = and i32 %i.144.1, %B ; <i32> [#uses=1]
|
|
icmp eq i32 %tmp4, 0 ; <i1>:0 [#uses=1]
|
|
br i1 %0, label %cond_next, label %out
|
|
|
|
cond_next: ; preds = %bb
|
|
%tmp7 = add i32 %i.144.1, 1 ; <i32> [#uses=2]
|
|
icmp slt i32 %tmp7, 1000 ; <i1>:1 [#uses=1]
|
|
br i1 %1, label %bb, label %out
|
|
|
|
bb13: ; preds = %cond_next18, %entry
|
|
%i.248.1 = phi i32 [ 0, %entry ], [ %tmp20, %cond_next18 ] ; <i32> [#uses=2]
|
|
%tmp16 = and i32 %i.248.1, %C ; <i32> [#uses=1]
|
|
icmp eq i32 %tmp16, 0 ; <i1>:2 [#uses=1]
|
|
br i1 %2, label %cond_next18, label %out
|
|
|
|
cond_next18: ; preds = %bb13
|
|
%tmp20 = add i32 %i.248.1, 1 ; <i32> [#uses=2]
|
|
icmp slt i32 %tmp20, 1000 ; <i1>:3 [#uses=1]
|
|
br i1 %3, label %bb13, label %out
|
|
|
|
bb27: ; preds = %bb35
|
|
%tmp30 = and i32 %i.3, %C ; <i32> [#uses=1]
|
|
icmp eq i32 %tmp30, 0 ; <i1>:4 [#uses=1]
|
|
br i1 %4, label %cond_next32, label %out
|
|
|
|
cond_next32: ; preds = %bb27
|
|
%indvar.next = add i32 %i.3, 1 ; <i32> [#uses=1]
|
|
br label %bb35
|
|
|
|
bb35: ; preds = %entry, %cond_next32
|
|
%i.3 = phi i32 [ %indvar.next, %cond_next32 ], [ 0, %entry ] ; <i32> [#uses=3]
|
|
icmp slt i32 %i.3, 1000 ; <i1>:5 [#uses=1]
|
|
br i1 %5, label %bb27, label %out
|
|
|
|
out: ; preds = %bb27, %bb35, %bb13, %cond_next18, %bb, %cond_next, %entry
|
|
%result.0 = phi i32 [ 0, %entry ], [ 1, %bb ], [ 0, %cond_next ], [ 1, %bb13 ], [ 0, %cond_next18 ], [ 1, %bb27 ], [ 0, %bb35 ] ; <i32> [#uses=1]
|
|
ret i32 %result.0
|
|
}
|