40 lines
1.6 KiB
LLVM
40 lines
1.6 KiB
LLVM
; RUN: llc < %s -mtriple=thumbv6-apple-darwin
|
|
|
|
%struct.vorbis_comment = type { ptr, ptr, i32, ptr }
|
|
@.str16 = external constant [2 x i8], align 1 ; <ptr> [#uses=1]
|
|
|
|
declare ptr @__strcpy_chk(ptr, ptr, i32) nounwind
|
|
|
|
declare ptr @__strcat_chk(ptr, ptr, i32) nounwind
|
|
|
|
define ptr @vorbis_comment_query(ptr nocapture %vc, ptr %tag, i32 %count) nounwind {
|
|
entry:
|
|
%0 = alloca i8, i32 undef, align 4 ; <ptr> [#uses=2]
|
|
%1 = call ptr @__strcpy_chk(ptr %0, ptr %tag, i32 -1) nounwind; <ptr> [#uses=0]
|
|
%2 = call ptr @__strcat_chk(ptr %0, ptr @.str16, i32 -1) nounwind; <ptr> [#uses=0]
|
|
%3 = getelementptr %struct.vorbis_comment, ptr %vc, i32 0, i32 0; <ptr> [#uses=1]
|
|
br label %bb11
|
|
|
|
bb6: ; preds = %bb11
|
|
%4 = load ptr, ptr %3, align 4 ; <ptr> [#uses=1]
|
|
%scevgep = getelementptr ptr, ptr %4, i32 %8 ; <ptr> [#uses=1]
|
|
%5 = load ptr, ptr %scevgep, align 4 ; <ptr> [#uses=1]
|
|
br label %bb3.i
|
|
|
|
bb3.i: ; preds = %bb3.i, %bb6
|
|
%scevgep7.i = getelementptr i8, ptr %5, i32 0 ; <ptr> [#uses=1]
|
|
%6 = load i8, ptr %scevgep7.i, align 1 ; <i8> [#uses=0]
|
|
br i1 undef, label %bb3.i, label %bb10
|
|
|
|
bb10: ; preds = %bb3.i
|
|
%7 = add i32 %8, 1 ; <i32> [#uses=1]
|
|
br label %bb11
|
|
|
|
bb11: ; preds = %bb10, %entry
|
|
%8 = phi i32 [ %7, %bb10 ], [ 0, %entry ] ; <i32> [#uses=3]
|
|
%9 = icmp sgt i32 undef, %8 ; <i1> [#uses=1]
|
|
br i1 %9, label %bb6, label %bb13
|
|
|
|
bb13: ; preds = %bb11
|
|
ret ptr null
|
|
}
|