mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-23 15:29:51 +00:00
9f23dee08c
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101638 91177308-0d34-0410-b5e6-96231b3b80d8
40 lines
1.1 KiB
LLVM
40 lines
1.1 KiB
LLVM
; RUN: llc < %s -mtriple=i386-apple-darwin | FileCheck %s
|
|
|
|
; CodeGen should align the top of the loop, which differs from the loop
|
|
; header in this case.
|
|
|
|
; CHECK: jmp LBB0_2
|
|
; CHECK: .align
|
|
; CHECK: LBB0_1:
|
|
|
|
@A = common global [100 x i32] zeroinitializer, align 32 ; <[100 x i32]*> [#uses=1]
|
|
|
|
define i8* @test(i8* %Q, i32* %L) nounwind {
|
|
entry:
|
|
%tmp = tail call i32 (...)* @foo() nounwind ; <i32> [#uses=2]
|
|
%tmp1 = inttoptr i32 %tmp to i8* ; <i8*> [#uses=1]
|
|
br label %bb1
|
|
|
|
bb: ; preds = %bb1, %bb1
|
|
%indvar.next = add i32 %P.0.rec, 1 ; <i32> [#uses=1]
|
|
br label %bb1
|
|
|
|
bb1: ; preds = %bb, %entry
|
|
%P.0.rec = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]
|
|
%P.0 = getelementptr i8* %tmp1, i32 %P.0.rec ; <i8*> [#uses=3]
|
|
%tmp2 = load i8* %P.0, align 1 ; <i8> [#uses=1]
|
|
switch i8 %tmp2, label %bb4 [
|
|
i8 12, label %bb
|
|
i8 42, label %bb
|
|
]
|
|
|
|
bb4: ; preds = %bb1
|
|
%tmp3 = ptrtoint i8* %P.0 to i32 ; <i32> [#uses=1]
|
|
%tmp4 = sub i32 %tmp3, %tmp ; <i32> [#uses=1]
|
|
%tmp5 = getelementptr [100 x i32]* @A, i32 0, i32 %tmp4 ; <i32*> [#uses=1]
|
|
store i32 4, i32* %tmp5, align 4
|
|
ret i8* %P.0
|
|
}
|
|
|
|
declare i32 @foo(...)
|