1 ; RUN: llc < %s -relocation-model=pic -mtriple=armv6-apple-darwin | FileCheck %s -check-prefix=ARM
2 ; RUN: llc < %s -relocation-model=pic -mtriple=thumbv6-apple-darwin | FileCheck %s -check-prefix=THUMB
3 ; RUN: llc < %s -relocation-model=static -mtriple=thumbv7-apple-darwin | FileCheck %s -check-prefix=THUMB2
4 ; RUN: llc < %s -relocation-model=static -mtriple=thumbv8-apple-darwin | FileCheck %s -check-prefix=THUMB2
6 @nextaddr = global i8* null ; <i8**> [#uses=2]
7 @C.0.2070 = private constant [5 x i8*] [i8* blockaddress(@foo, %L1), i8* blockaddress(@foo, %L2), i8* blockaddress(@foo, %L3), i8* blockaddress(@foo, %L4), i8* blockaddress(@foo, %L5)] ; <[5 x i8*]*> [#uses=1]
9 define internal i32 @foo(i32 %i) nounwind {
14 ; _nextaddr gets CSEed for use later on.
15 ; THUMB: ldr r[[NEXTADDR_REG:[0-9]+]], [[NEXTADDR_CPI:LCPI0_[0-9]+]]
16 ; THUMB: [[NEXTADDR_PCBASE:LPC0_[0-9]]]:
17 ; THUMB: add r[[NEXTADDR_REG]], pc
19 %0 = load i8*, i8** @nextaddr, align 4 ; <i8*> [#uses=2]
20 %1 = icmp eq i8* %0, null ; <i1> [#uses=1]
21 ; indirect branch gets duplicated here
25 br i1 %1, label %bb3, label %bb2
27 bb2: ; preds = %entry, %bb3
28 %gotovar.4.0 = phi i8* [ %gotovar.4.0.pre, %bb3 ], [ %0, %entry ] ; <i8*> [#uses=1]
31 indirectbr i8* %gotovar.4.0, [label %L5, label %L4, label %L3, label %L2, label %L1]
34 %2 = getelementptr inbounds [5 x i8*], [5 x i8*]* @C.0.2070, i32 0, i32 %i ; <i8**> [#uses=1]
35 %gotovar.4.0.pre = load i8*, i8** %2, align 4 ; <i8*> [#uses=1]
41 L4: ; preds = %L5, %bb2
42 %res.0 = phi i32 [ 385, %L5 ], [ 35, %bb2 ] ; <i32> [#uses=1]
45 L3: ; preds = %L4, %bb2
46 %res.1 = phi i32 [ %res.0, %L4 ], [ 5, %bb2 ] ; <i32> [#uses=1]
49 L2: ; preds = %L3, %bb2
50 ; THUMB-LABEL: %.split4
52 %res.2 = phi i32 [ %res.1, %L3 ], [ 1, %bb2 ] ; <i32> [#uses=1]
53 %phitmp = mul i32 %res.2, 6 ; <i32> [#uses=1]
56 L1: ; preds = %L2, %bb2
57 %res.3 = phi i32 [ %phitmp, %L2 ], [ 2, %bb2 ] ; <i32> [#uses=1]
59 ; ARM: ldr [[R_NEXTADDR:r[0-9]+]], LCPI
60 ; ARM: ldr [[R1:r[0-9]+]], LCPI
61 ; ARM: add [[R_NEXTADDR_b:r[0-9]+]], pc, [[R_NEXTADDR]]
62 ; ARM: add [[R1b:r[0-9]+]], pc, [[R1]]
63 ; ARM: str [[R1b]], {{\[}}[[R_NEXTADDR_b]]]
66 ; THUMB: ldr [[R2:r[0-9]+]], LCPI
67 ; THUMB: add [[R2]], pc
68 ; THUMB: str [[R2]], [r[[NEXTADDR_REG]]]
70 ; THUMB2: ldr [[R2:r[0-9]+]], LCPI
71 ; THUMB2-NEXT: str{{(.w)?}} [[R2]]
72 store i8* blockaddress(@foo, %L5), i8** @nextaddr, align 4
75 ; ARM: .long Ltmp0-(LPC{{.*}}+8)
76 ; THUMB: .long Ltmp0-(LPC{{.*}}+4)
77 ; THUMB: .long _nextaddr-([[NEXTADDR_PCBASE]]+4)