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1; RUN: llc < %s -mtriple=xcore | FileCheck %s2 3@size = global i32 0 ; <ptr> [#uses=1]4@g0 = external global i32 ; <ptr> [#uses=2]5@g1 = external global i32 ; <ptr> [#uses=2]6@g2 = external global i32 ; <ptr> [#uses=2]7@g3 = external global i32 ; <ptr> [#uses=2]8@g4 = external global i32 ; <ptr> [#uses=2]9@g5 = external global i32 ; <ptr> [#uses=2]10@g6 = external global i32 ; <ptr> [#uses=2]11@g7 = external global i32 ; <ptr> [#uses=2]12@g8 = external global i32 ; <ptr> [#uses=2]13@g9 = external global i32 ; <ptr> [#uses=2]14@g10 = external global i32 ; <ptr> [#uses=2]15@g11 = external global i32 ; <ptr> [#uses=2]16 17define void @f() nounwind {18entry:19 %x = alloca [100 x i32], align 4 ; <ptr> [#uses=2]20 %0 = load i32, ptr @size, align 4 ; <i32> [#uses=1]21 %1 = alloca i32, i32 %0, align 4 ; <ptr> [#uses=1]22 %2 = load volatile i32, ptr @g0, align 4 ; <i32> [#uses=1]23 %3 = load volatile i32, ptr @g1, align 4 ; <i32> [#uses=1]24 %4 = load volatile i32, ptr @g2, align 4 ; <i32> [#uses=1]25 %5 = load volatile i32, ptr @g3, align 4 ; <i32> [#uses=1]26 %6 = load volatile i32, ptr @g4, align 4 ; <i32> [#uses=1]27 %7 = load volatile i32, ptr @g5, align 4 ; <i32> [#uses=1]28 %8 = load volatile i32, ptr @g6, align 4 ; <i32> [#uses=1]29 %9 = load volatile i32, ptr @g7, align 4 ; <i32> [#uses=1]30 %10 = load volatile i32, ptr @g8, align 4 ; <i32> [#uses=1]31 %11 = load volatile i32, ptr @g9, align 4 ; <i32> [#uses=1]32 %12 = load volatile i32, ptr @g10, align 4 ; <i32> [#uses=1]33 %13 = load volatile i32, ptr @g11, align 4 ; <i32> [#uses=2]34 %14 = getelementptr [100 x i32], ptr %x, i32 0, i32 50 ; <ptr> [#uses=1]35 store i32 %13, ptr %14, align 436 store volatile i32 %13, ptr @g11, align 437 store volatile i32 %12, ptr @g10, align 438 store volatile i32 %11, ptr @g9, align 439 store volatile i32 %10, ptr @g8, align 440 store volatile i32 %9, ptr @g7, align 441 store volatile i32 %8, ptr @g6, align 442 store volatile i32 %7, ptr @g5, align 443 store volatile i32 %6, ptr @g4, align 444 store volatile i32 %5, ptr @g3, align 445 store volatile i32 %4, ptr @g2, align 446 store volatile i32 %3, ptr @g1, align 447 store volatile i32 %2, ptr @g0, align 448 %x1 = getelementptr [100 x i32], ptr %x, i32 0, i32 0 ; <ptr> [#uses=1]49 call void @g(ptr %x1, ptr %1) nounwind50 ret void51}52declare void @g(ptr, ptr)53 54 55; CHECK: .section .cp.rodata.cst4,"aMc",@progbits,456; CHECK: .p2align 257; CHECK: [[INDEX0:.LCPI[0-9_]+]]:58; CHECK: .long 8400259; CHECK: [[INDEX1:.LCPI[0-9_]+]]:60; CHECK: .long 8300261; CHECK: [[INDEX2:.LCPI[0-9_]+]]:62; CHECK: .long 8200263; CHECK: [[INDEX3:.LCPI[0-9_]+]]:64; CHECK: .long 8100265; CHECK: [[INDEX4:.LCPI[0-9_]+]]:66; CHECK: .long 8000267; CHECK: [[ARG5:.LCPI[0-9_]+]]:68; CHECK: .long 10000369; CHECK: .text70; !FP + large frame: spill SR+SR = entsp 2 + 10000071; CHECK-LABEL: ScavengeSlots:72; CHECK: entsp 6553573; CHECK: extsp 3446774; scavenge r1175; CHECK: ldaw r11, sp[0]76; scavenge r0 using SR spill slot77; CHECK: stw r0, sp[1]78; CHECK: ldw r0, cp[[[ARG5]]]79; r11 used to load 5th argument80; CHECK: ldw r11, r11[r0]81; CHECK: ldw r0, sp[1]82; scavenge r1 using SR spill slot83; CHECK: stw r1, sp[1]84; CHECK: ldaw r1, sp[0]85; scavenge r2 using SR spill slot86; CHECK: stw r2, sp[0]87; CHECK: ldw r2, cp[[[INDEX4]]]88; r4 & r5 used by InsertSPConstInst() to emit STW_l3r instruction.89; CHECK: stw r0, r1[r2]90; CHECK: ldw r1, sp[1]91; CHECK: ldw r2, sp[0]92; CHECK: ldaw r0, sp[0]93; scavenge r2 using SR spill slot94; CHECK: stw r2, sp[1]95; CHECK: ldw r2, cp[[[INDEX3]]]96; CHECK: stw r1, r0[r2]97; CHECK: ldw r2, sp[1]98; CHECK: ldw r1, cp[[[INDEX2]]]99; CHECK: stw r2, r0[r1]100; CHECK: ldw r1, cp[[[INDEX1]]]101; CHECK: stw r3, r0[r1]102; CHECK: ldw r1, cp[[[INDEX0]]]103; CHECK: stw r11, r0[r1]104; CHECK: ldaw sp, sp[65535]105; CHECK: retsp 34467106define void @ScavengeSlots(i32 %r0, i32 %r1, i32 %r2, i32 %r3, i32 %r4) nounwind {107entry:108 %Data = alloca [100000 x i32]109 %i0 = getelementptr inbounds [100000 x i32], ptr %Data, i32 0, i32 80000110 store volatile i32 %r0, ptr %i0111 %i1 = getelementptr inbounds [100000 x i32], ptr %Data, i32 0, i32 81000112 store volatile i32 %r1, ptr %i1113 %i2 = getelementptr inbounds [100000 x i32], ptr %Data, i32 0, i32 82000114 store volatile i32 %r2, ptr %i2115 %i3 = getelementptr inbounds [100000 x i32], ptr %Data, i32 0, i32 83000116 store volatile i32 %r3, ptr %i3117 %i4 = getelementptr inbounds [100000 x i32], ptr %Data, i32 0, i32 84000118 store volatile i32 %r4, ptr %i4119 ret void120}121