1 ; RUN: llc < %s -O0 -relocation-model=pic -disable-fp-elim -no-integrated-as 2 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64-n32" 3 target triple = "armv6-apple-darwin10" 4 5 %struct0 = type { i32, i32 } 6 7 ; This function would crash RegAllocFast because it tried to spill %CPSR. 8 define arm_apcscc void @clobber_cc() nounwind noinline ssp { 9 entry: 10 %asmtmp = call %struct0 asm sideeffect "...", "=&r,=&r,r,Ir,r,~{cc},~{memory}"(i32* undef, i32 undef, i32 1) nounwind ; <%0> [#uses=0] 11 unreachable 12 } 13 14 @.str523 = private constant [256 x i8] c"<Unknown>\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00", align 4 ; <[256 x i8]*> [#uses=1] 15 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 16 17 ; This function uses the scavenger for an ADDri instruction. 18 ; ARMBaseRegisterInfo::estimateRSStackSizeLimit must return a 255 limit. 19 define arm_apcscc void @scavence_ADDri() nounwind { 20 entry: 21 %letter = alloca i8 ; <i8*> [#uses=0] 22 %prodvers = alloca [256 x i8] ; <[256 x i8]*> [#uses=1] 23 %buildver = alloca [256 x i8] ; <[256 x i8]*> [#uses=0] 24 call void @llvm.memcpy.p0i8.p0i8.i32(i8* undef, i8* getelementptr inbounds ([256 x i8], [256 x i8]* @.str523, i32 0, i32 0), i32 256, i32 1, i1 false) 25 %prodvers2 = bitcast [256 x i8]* %prodvers to i8* ; <i8*> [#uses=1] 26 call void @llvm.memcpy.p0i8.p0i8.i32(i8* %prodvers2, i8* getelementptr inbounds ([256 x i8], [256 x i8]* @.str523, i32 0, i32 0), i32 256, i32 1, i1 false) 27 unreachable 28 } 29
