blob: 3f9226c5be22a209869c798e1cd4c9eeab7fe461 [file] [log] [blame]
; RUN: llc < %s -O0 -relocation-model=pic -mtriple=thumbv7-apple-ios | FileCheck %s
; <rdar://problem/12529625>
@foo = global i32 34879, align 4
@DWJumpTable2808 = global [2 x i32] [i32 sub (i32 ptrtoint (ptr blockaddress(@func, %14) to i32), i32 ptrtoint (ptr blockaddress(@func, %4) to i32)), i32 sub (i32 ptrtoint (ptr blockaddress(@func, %13) to i32), i32 ptrtoint (ptr blockaddress(@func, %4) to i32))]
@0 = internal constant [45 x i8] c"func XXXXXXXXXXX :: bb xxxxxxxxxxxxxxxxxxxx\0A\00"
; The indirect branch has the two destinations as successors. The lone PHI
; statement shouldn't be implicitly defined.
; CHECK-LABEL: func:
; CHECK: Ltmp1: @ Block address taken
; CHECK-NOT: @ implicit-def: R0
; CHECK: @ 4-byte Reload
define i32 @func() nounwind ssp {
%1 = alloca i32, align 4
%2 = load i32, ptr @foo, align 4
%3 = icmp eq i32 %2, 34879
br label %4
; <label>:4 ; preds = %0
%5 = zext i1 %3 to i32
%6 = mul i32 %5, 287
%7 = add i32 %6, 2
%8 = getelementptr [2 x i32], ptr @DWJumpTable2808, i32 0, i32 %5
%9 = load i32, ptr %8
%10 = add i32 %9, ptrtoint (ptr blockaddress(@func, %4) to i32)
%11 = inttoptr i32 %10 to ptr
%12 = call i32 (ptr, ...) @printf(ptr @0)
indirectbr ptr %11, [label %13, label %14]
; <label>:13 ; preds = %4
%tmp14 = phi i32 [ %7, %4 ]
store i32 23958, ptr @foo, align 4
%tmp15 = load i32, ptr %1, align 4
%tmp16 = icmp eq i32 %tmp15, 0
%tmp17 = zext i1 %tmp16 to i32
%tmp21 = add i32 %tmp17, %tmp14
ret i32 %tmp21
; <label>:14 ; preds = %4
ret i32 42
}
declare i32 @printf(ptr, ...)