89 lines · plain
1; RUN: llc < %s -mtriple=thumbv6m-eabi -verify-machineinstrs -o - | FileCheck %s2target datalayout = "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:64-v128:64:128-a:0:32-n32-S64"3target triple = "thumbv6m-none--eabi"4 5@a = external global ptr6@b = external global ptr7 8; Function Attrs: nounwind9define void @foo24() #0 {10entry:11; CHECK-LABEL: foo24:12; CHECK: ldr r[[LB:[0-9]]], .LCPI13; CHECK: adds r[[NLB:[0-9]]], r[[LB]], #414; CHECK: ldr r[[SB:[0-9]]], .LCPI15; CHECK: adds r[[NSB:[0-9]]], r[[SB]], #416; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]]}17; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]]}18; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]]}19; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]]}20 %0 = load ptr, ptr @a, align 421 %arrayidx = getelementptr inbounds i32, ptr %0, i32 122 %1 = load ptr, ptr @b, align 423 %arrayidx1 = getelementptr inbounds i32, ptr %1, i32 124 tail call void @llvm.memcpy.p0.p0.i32(ptr align 4 %arrayidx, ptr align 4 %arrayidx1, i32 24, i1 false)25 ret void26}27 28define void @foo28() #0 {29entry:30; CHECK-LABEL: foo28:31; CHECK: ldr r[[LB:[0-9]]], .LCPI32; CHECK: adds r[[NLB:[0-9]]], r[[LB]], #433; CHECK: ldr r[[SB:[0-9]]], .LCPI34; CHECK: adds r[[NSB:[0-9]]], r[[SB]], #435; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]]}36; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]]}37; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]], r[[R4:[0-9]]]}38; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]], r[[R4]]}39 %0 = load ptr, ptr @a, align 440 %arrayidx = getelementptr inbounds i32, ptr %0, i32 141 %1 = load ptr, ptr @b, align 442 %arrayidx1 = getelementptr inbounds i32, ptr %1, i32 143 tail call void @llvm.memcpy.p0.p0.i32(ptr align 4 %arrayidx, ptr align 4 %arrayidx1, i32 28, i1 false)44 ret void45}46 47define void @foo32() #0 {48entry:49; CHECK-LABEL: foo32:50; CHECK: ldr r[[LB:[0-9]]], .LCPI51; CHECK: adds r[[NLB:[0-9]]], r[[LB]], #452; CHECK: ldr r[[SB:[0-9]]], .LCPI53; CHECK: adds r[[NSB:[0-9]]], r[[SB]], #454; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]], r[[R4:[0-9]]]}55; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]], r[[R4]]}56; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]], r[[R4:[0-9]]]}57; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]], r[[R4]]}58 %0 = load ptr, ptr @a, align 459 %arrayidx = getelementptr inbounds i32, ptr %0, i32 160 %1 = load ptr, ptr @b, align 461 %arrayidx1 = getelementptr inbounds i32, ptr %1, i32 162 tail call void @llvm.memcpy.p0.p0.i32(ptr align 4 %arrayidx, ptr align 4 %arrayidx1, i32 32, i1 false)63 ret void64}65 66define void @foo36() #0 {67entry:68; CHECK-LABEL: foo36:69; CHECK: ldr r[[LB:[0-9]]], .LCPI70; CHECK: adds r[[NLB:[0-9]]], r[[LB]], #471; CHECK: ldr r[[SB:[0-9]]], .LCPI72; CHECK: adds r[[NSB:[0-9]]], r[[SB]], #473; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]]}74; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]]}75; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]]}76; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]]}77; CHECK-NEXT: ldm r[[NLB]]!, {r[[R1:[0-9]]], r[[R2:[0-9]]], r[[R3:[0-9]]]}78; CHECK-NEXT: stm r[[NSB]]!, {r[[R1]], r[[R2]], r[[R3]]}79 %0 = load ptr, ptr @a, align 480 %arrayidx = getelementptr inbounds i32, ptr %0, i32 181 %1 = load ptr, ptr @b, align 482 %arrayidx1 = getelementptr inbounds i32, ptr %1, i32 183 tail call void @llvm.memcpy.p0.p0.i32(ptr align 4 %arrayidx, ptr align 4 %arrayidx1, i32 36, i1 false)84 ret void85}86 87; Function Attrs: nounwind88declare void @llvm.memcpy.p0.p0.i32(ptr nocapture, ptr nocapture readonly, i32, i1) #189