1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumbv6m-eabi -verify-machineinstrs %s -o - | \ 2*9880d681SAndroid Build Coastguard Worker; RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECKV6 3*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumbv6m-eabi -O=0 -verify-machineinstrs %s -o - | \ 4*9880d681SAndroid Build Coastguard Worker; RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECKV6 5*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumbv7a-eabi -mattr=-neon -verify-machineinstrs %s -o - | \ 6*9880d681SAndroid Build Coastguard Worker; RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECKV7 7*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=armv7a-eabi -mattr=-neon -verify-machineinstrs %s -o - | \ 8*9880d681SAndroid Build Coastguard Worker; RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECKV7 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Worker@d = external global [64 x i32] 11*9880d681SAndroid Build Coastguard Worker@s = external global [64 x i32] 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind 14*9880d681SAndroid Build Coastguard Workerdefine void @t1() #0 { 15*9880d681SAndroid Build Coastguard Workerentry: 16*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t1: 17*9880d681SAndroid Build Coastguard Worker; CHECKV6: ldr [[LB:r[0-7]]], 18*9880d681SAndroid Build Coastguard Worker; CHECKV6-NEXT: ldr [[SB:r[0-7]]], 19*9880d681SAndroid Build Coastguard Worker; We use '[rl0-9]+' to allow 'r0'..'r12', 'lr' 20*9880d681SAndroid Build Coastguard Worker; CHECKV7: movt [[LB:[rl0-9]+]], :upper16:d 21*9880d681SAndroid Build Coastguard Worker; CHECKV7-NEXT: movt [[SB:[rl0-9]+]], :upper16:s 22*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ldm{{(\.w)?}} [[LB]]!, 23*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: stm{{(\.w)?}} [[SB]]!, 24*9880d681SAndroid Build Coastguard Worker; Think of the monstrosity '{{\[}}[[LB]]]' as '[ [[LB]] ]' without the spaces. 25*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ldrb{{(\.w)?}} {{.*}}, {{\[}}[[LB]]] 26*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: strb{{(\.w)?}} {{.*}}, {{\[}}[[SB]]] 27*9880d681SAndroid Build Coastguard Worker tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([64 x i32]* @s to i8*), i8* bitcast ([64 x i32]* @d to i8*), i32 17, i32 4, i1 false) 28*9880d681SAndroid Build Coastguard Worker ret void 29*9880d681SAndroid Build Coastguard Worker} 30*9880d681SAndroid Build Coastguard Worker 31*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind 32*9880d681SAndroid Build Coastguard Workerdefine void @t2() #0 { 33*9880d681SAndroid Build Coastguard Workerentry: 34*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t2: 35*9880d681SAndroid Build Coastguard Worker; CHECKV6: ldr [[LB:r[0-7]]], 36*9880d681SAndroid Build Coastguard Worker; CHECKV6-NEXT: ldr [[SB:r[0-7]]], 37*9880d681SAndroid Build Coastguard Worker; CHECKV7: movt [[LB:[rl0-9]+]], :upper16:d 38*9880d681SAndroid Build Coastguard Worker; CHECKV7-NEXT: movt [[SB:[rl0-9]+]], :upper16:s 39*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ldm{{(\.w)?}} [[LB]]!, 40*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: stm{{(\.w)?}} [[SB]]!, 41*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ldrh{{(\.w)?}} {{.*}}, {{\[}}[[LB]]] 42*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ldrb{{(\.w)?}} {{.*}}, {{\[}}[[LB]], #2] 43*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: strb{{(\.w)?}} {{.*}}, {{\[}}[[SB]], #2] 44*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: strh{{(\.w)?}} {{.*}}, {{\[}}[[SB]]] 45*9880d681SAndroid Build Coastguard Worker tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([64 x i32]* @s to i8*), i8* bitcast ([64 x i32]* @d to i8*), i32 15, i32 4, i1 false) 46*9880d681SAndroid Build Coastguard Worker ret void 47*9880d681SAndroid Build Coastguard Worker} 48*9880d681SAndroid Build Coastguard Worker 49*9880d681SAndroid Build Coastguard Worker; PR23768 50*9880d681SAndroid Build Coastguard Worker%struct.T = type { i8, i64, i8 } 51*9880d681SAndroid Build Coastguard Worker 52*9880d681SAndroid Build Coastguard Worker@copy = external global %struct.T, align 8 53*9880d681SAndroid Build Coastguard Worker@etest = external global %struct.T, align 8 54*9880d681SAndroid Build Coastguard Worker 55*9880d681SAndroid Build Coastguard Workerdefine void @t3() { 56*9880d681SAndroid Build Coastguard Worker call void @llvm.memcpy.p0i8.p0i8.i32( 57*9880d681SAndroid Build Coastguard Worker i8* getelementptr inbounds (%struct.T, %struct.T* @copy, i32 0, i32 0), 58*9880d681SAndroid Build Coastguard Worker i8* getelementptr inbounds (%struct.T, %struct.T* @etest, i32 0, i32 0), 59*9880d681SAndroid Build Coastguard Worker i32 24, i32 8, i1 false) 60*9880d681SAndroid Build Coastguard Worker call void @llvm.memcpy.p0i8.p0i8.i32( 61*9880d681SAndroid Build Coastguard Worker i8* getelementptr inbounds (%struct.T, %struct.T* @copy, i32 0, i32 0), 62*9880d681SAndroid Build Coastguard Worker i8* getelementptr inbounds (%struct.T, %struct.T* @etest, i32 0, i32 0), 63*9880d681SAndroid Build Coastguard Worker i32 24, i32 8, i1 false) 64*9880d681SAndroid Build Coastguard Worker ret void 65*9880d681SAndroid Build Coastguard Worker} 66*9880d681SAndroid Build Coastguard Worker 67*9880d681SAndroid Build Coastguard Worker%struct.S = type { [12 x i32] } 68*9880d681SAndroid Build Coastguard Worker 69*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: test3 70*9880d681SAndroid Build Coastguard Workerdefine void @test3(%struct.S* %d, %struct.S* %s) #0 { 71*9880d681SAndroid Build Coastguard Worker %1 = bitcast %struct.S* %d to i8* 72*9880d681SAndroid Build Coastguard Worker %2 = bitcast %struct.S* %s to i8* 73*9880d681SAndroid Build Coastguard Worker tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %1, i8* %2, i32 48, i32 4, i1 false) 74*9880d681SAndroid Build Coastguard Worker; 3 ldm/stm pairs in v6; 2 in v7 75*9880d681SAndroid Build Coastguard Worker; CHECK: ldm{{(\.w)?}} {{[rl0-9]+!?}}, [[REGLIST1:{.*}]] 76*9880d681SAndroid Build Coastguard Worker; CHECK: stm{{(\.w)?}} {{[rl0-9]+!?}}, [[REGLIST1]] 77*9880d681SAndroid Build Coastguard Worker; CHECK: ldm{{(\.w)?}} {{[rl0-9]+!?}}, [[REGLIST2:{.*}]] 78*9880d681SAndroid Build Coastguard Worker; CHECK: stm{{(\.w)?}} {{[rl0-9]+!?}}, [[REGLIST2]] 79*9880d681SAndroid Build Coastguard Worker; CHECKV6: ldm {{r[0-7]!?}}, [[REGLIST3:{.*}]] 80*9880d681SAndroid Build Coastguard Worker; CHECKV6: stm {{r[0-7]!?}}, [[REGLIST3]] 81*9880d681SAndroid Build Coastguard Worker; CHECKV7-NOT: ldm 82*9880d681SAndroid Build Coastguard Worker; CHECKV7-NOT: stm 83*9880d681SAndroid Build Coastguard Worker %arrayidx = getelementptr inbounds %struct.S, %struct.S* %s, i32 0, i32 0, i32 1 84*9880d681SAndroid Build Coastguard Worker tail call void @g(i32* %arrayidx) #3 85*9880d681SAndroid Build Coastguard Worker ret void 86*9880d681SAndroid Build Coastguard Worker} 87*9880d681SAndroid Build Coastguard Worker 88*9880d681SAndroid Build Coastguard Workerdeclare void @g(i32*) 89*9880d681SAndroid Build Coastguard Worker 90*9880d681SAndroid Build Coastguard Worker; Set "no-frame-pointer-elim" to increase register pressure 91*9880d681SAndroid Build Coastguard Workerattributes #0 = { "no-frame-pointer-elim"="true" } 92*9880d681SAndroid Build Coastguard Worker 93*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind 94*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i32, i1) #1 95