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1# RUN: llc --mtriple=hexagon %s -run-pass=pipeliner -debug-only=pipeliner \2# RUN: -window-sched=force -filetype=null -verify-machineinstrs 2>&1 \3# RUN: | FileCheck %s4# REQUIRES: asserts5 6# Test that checks no window scheduler is performed if the II set by pragma was7# enabled8 9# CHECK: Window scheduling is disabled when llvm.loop.pipeline.initiationinterval is set.10 11--- |12 define void @test_pragma_ii_fail(ptr %a0, i32 %a1) {13 b0:14 %v0 = icmp sgt i32 %a1, 115 br i1 %v0, label %b1, label %b416 17 b1: ; preds = %b018 %v1 = load i32, ptr %a0, align 419 %v2 = add i32 %v1, 1020 %v4 = add i32 %a1, -121 %cgep = getelementptr i32, ptr %a0, i32 122 br label %b223 24 b2: ; preds = %b2, %b125 %v5 = phi i32 [ %v12, %b2 ], [ %v4, %b1 ]26 %v6 = phi ptr [ %cgep2, %b2 ], [ %cgep, %b1 ]27 %v7 = phi i32 [ %v10, %b2 ], [ %v2, %b1 ]28 store i32 %v7, ptr %v6, align 429 %v8 = add i32 %v7, 1030 %cgep1 = getelementptr i32, ptr %v6, i32 -131 store i32 %v8, ptr %cgep1, align 432 %v10 = add i32 %v7, 1033 %v12 = add i32 %v5, -134 %v13 = icmp eq i32 %v12, 035 %cgep2 = getelementptr i32, ptr %v6, i32 136 br i1 %v13, label %b4, label %b2, !llvm.loop !037 38 b4: ; preds = %b2, %b039 ret void40 }41 42 !0 = distinct !{!0, !1}43 !1 = !{!"llvm.loop.pipeline.initiationinterval", i32 2}44...45---46name: test_pragma_ii_fail47tracksRegLiveness: true48body: |49 bb.0.b0:50 successors: %bb.1(0x40000000), %bb.3(0x40000000)51 liveins: $r0, $r152 53 %0:intregs = COPY $r154 %1:intregs = COPY $r055 %2:predregs = C2_cmpgti %0, 156 J2_jumpf %2, %bb.3, implicit-def dead $pc57 J2_jump %bb.1, implicit-def dead $pc58 59 bb.1.b1:60 successors: %bb.2(0x80000000)61 62 %3:intregs, %4:intregs = L2_loadri_pi %1, 463 %5:intregs = A2_addi killed %3, 1064 %6:intregs = A2_addi %0, -165 %7:intregs = COPY %666 J2_loop0r %bb.2, %7, implicit-def $lc0, implicit-def $sa0, implicit-def $usr67 68 bb.2.b2 (machine-block-address-taken):69 successors: %bb.3(0x04000000), %bb.2(0x7c000000)70 71 %8:intregs = PHI %4, %bb.1, %9, %bb.272 %10:intregs = PHI %5, %bb.1, %11, %bb.273 S2_storeri_io %8, 0, %1074 %11:intregs = A2_addi %10, 1075 S2_storeri_io %8, -4, %1176 %9:intregs = A2_addi %8, 477 ENDLOOP0 %bb.2, implicit-def $pc, implicit-def $lc0, implicit $sa0, implicit $lc078 J2_jump %bb.3, implicit-def dead $pc79 80 bb.3.b4:81 PS_jmpret $r31, implicit-def dead $pc82 83...84