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1; RUN: llc < %s -mtriple=x86_64-pc-win32 | FileCheck %s2 3declare i32 @ret32(i32 returned)4declare i64 @ret64(i64 returned)5 6define i64 @test1(i64 %val) {7; CHECK-LABEL: test1:8; CHECK-NOT: jmp9; CHECK: callq10 %in = trunc i64 %val to i3211 tail call i32 @ret32(i32 returned %in)12 ret i64 %val13}14 15define i32 @test2(i64 %val) {16; CHECK-LABEL: test2:17; CHECK: jmp18; CHECK-NOT: callq19 %in = trunc i64 %val to i3220 tail call i64 @ret64(i64 returned %val)21 ret i32 %in22}23 24define i32 @test3(i64 %in) {25; CHECK-LABEL: test3:26; CHECK: jmp27; CHECK-NOT: callq28 %small = trunc i64 %in to i3229 tail call i32 @ret32(i32 returned %small)30 ret i32 %small31}32 33declare {i32, i8} @take_i32_i8({i32, i8} returned)34define { i8, i8 } @test_nocommon_value({i32, i32} %in) {35; CHECK-LABEL: test_nocommon_value36; CHECK: jmp37 38 %first = extractvalue {i32, i32} %in, 039 %first.trunc = trunc i32 %first to i840 41 %second = extractvalue {i32, i32} %in, 142 %second.trunc = trunc i32 %second to i843 44 %tmp = insertvalue {i32, i8} undef, i32 %first, 045 %callval = insertvalue {i32, i8} %tmp, i8 %second.trunc, 146 tail call {i32, i8} @take_i32_i8({i32, i8} returned %callval)47 48 %restmp = insertvalue {i8, i8} undef, i8 %first.trunc, 049 %res = insertvalue {i8, i8} %restmp, i8 %second.trunc, 150 ret {i8, i8} %res51}52 53declare {i32, {i32, i32}} @give_i32_i32_i32()54define {{i32, i32}, i32} @test_structs_different_shape() {55; CHECK-LABEL: test_structs_different_shape56; CHECK: jmp57 %val = tail call {i32, {i32, i32}} @give_i32_i32_i32()58 59 %first = extractvalue {i32, {i32, i32}} %val, 060 %second = extractvalue {i32, {i32, i32}} %val, 1, 061 %third = extractvalue {i32, {i32, i32}} %val, 1, 162 63 %restmp = insertvalue {{i32, i32}, i32} undef, i32 %first, 0, 064 %reseventmper = insertvalue {{i32, i32}, i32} %restmp, i32 %second, 0, 165 %res = insertvalue {{i32, i32}, i32} %reseventmper, i32 %third, 166 67 ret {{i32, i32}, i32} %res68}69 70define i64 @test_undef_asymmetry() {71; CHECK: test_undef_asymmetry72; CHECK-NOT: jmp73 tail call i64 @ret64(i64 returned undef)74 ret i64 275}76 77define {{}, {{}, i32, {}}, [1 x i32]} @evil_empty_aggregates() {78; CHECK-LABEL: evil_empty_aggregates79; CHECK: jmp80 %agg = tail call {i32, {i32, i32}} @give_i32_i32_i32()81 82 %first = extractvalue {i32, {i32, i32}} %agg, 083 %second = extractvalue {i32, {i32, i32}} %agg, 1, 084 85 %restmp = insertvalue {{}, {{}, i32, {}}, [1 x i32]} undef, i32 %first, 1, 186 %res = insertvalue {{}, {{}, i32, {}}, [1 x i32]} %restmp, i32 %second, 2, 087 ret {{}, {{}, i32, {}}, [1 x i32]} %res88}89 90define i32 @structure_is_unimportant() {91; CHECK-LABEL: structure_is_unimportant92; CHECK: jmp93 %val = tail call {i32, {i32, i32}} @give_i32_i32_i32()94 95 %res = extractvalue {i32, {i32, i32}} %val, 096 ret i32 %res97}98