mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 00:32:23 +00:00
f107befaf1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37711 91177308-0d34-0410-b5e6-96231b3b80d8
39 lines
1.1 KiB
LLVM
39 lines
1.1 KiB
LLVM
; RUN: llvm-as < %s | opt -gvnpre | llvm-dis | not grep {%z3 =}
|
|
; RUN: llvm-as < %s | opt -gvnpre | llvm-dis | not grep {%z9 =}
|
|
|
|
define i32 @main() {
|
|
block1:
|
|
%z1 = bitcast i32 0 to i32 ; <i32> [#uses=5]
|
|
br label %block2
|
|
|
|
block2: ; preds = %block6, %block1
|
|
%z2 = phi i32 [ %z1, %block1 ], [ %z3, %block6 ] ; <i32> [#uses=3]
|
|
%z3 = add i32 %z2, 1 ; <i32> [#uses=5]
|
|
br i1 false, label %block3, label %block7
|
|
|
|
block3: ; preds = %block2
|
|
br i1 true, label %block4, label %block5
|
|
|
|
block4: ; preds = %block3
|
|
%z4 = add i32 %z2, %z3 ; <i32> [#uses=1]
|
|
%z5 = bitcast i32 %z4 to i32 ; <i32> [#uses=1]
|
|
%z6 = add i32 %z1, %z5 ; <i32> [#uses=0]
|
|
br label %block6
|
|
|
|
block5: ; preds = %block3
|
|
%z7 = add i32 %z3, 1 ; <i32> [#uses=1]
|
|
br label %block6
|
|
|
|
block6: ; preds = %block5, %block4
|
|
%z8 = phi i32 [ %z1, %block4 ], [ %z7, %block5 ] ; <i32> [#uses=1]
|
|
%z9 = add i32 %z2, %z3 ; <i32> [#uses=2]
|
|
%z10 = add i32 %z9, %z8 ; <i32> [#uses=0]
|
|
%z11 = bitcast i32 12 to i32 ; <i32> [#uses=1]
|
|
%z12 = add i32 %z9, %z11 ; <i32> [#uses=1]
|
|
%z13 = add i32 %z12, %z3 ; <i32> [#uses=0]
|
|
br label %block2
|
|
|
|
block7: ; preds = %block2
|
|
ret i32 %z1
|
|
}
|