| ; RUN: llc < %s -mtriple=armv7 | FileCheck %s |
| |
| declare i16 @ret16(i16 returned) |
| declare i32 @ret32(i32 returned) |
| |
| define i32 @test1(i32 %val) { |
| ; CHECK-LABEL: test1: |
| ; CHECK: bl {{_?}}ret16 |
| %in = trunc i32 %val to i16 |
| tail call i16 @ret16(i16 returned %in) |
| ret i32 %val |
| } |
| |
| define i16 @test2(i32 %val) { |
| ; CHECK-LABEL: test2: |
| ; CHECK: b {{_?}}ret16 |
| %in = trunc i32 %val to i16 |
| tail call i16 @ret16(i16 returned %in) |
| ret i16 %in |
| } |
| |
| declare {i32, i8} @take_i32_i8({i32, i8} returned) |
| define { i8, i8 } @test_nocommon_value({i32, i32} %in) { |
| ; CHECK-LABEL: test_nocommon_value: |
| ; CHECK: b {{_?}}take_i32_i8 |
| |
| %first = extractvalue {i32, i32} %in, 0 |
| %first.trunc = trunc i32 %first to i8 |
| |
| %second = extractvalue {i32, i32} %in, 1 |
| %second.trunc = trunc i32 %second to i8 |
| |
| %tmp = insertvalue {i32, i8} undef, i32 %first, 0 |
| %callval = insertvalue {i32, i8} %tmp, i8 %second.trunc, 1 |
| tail call {i32, i8} @take_i32_i8({i32, i8} returned %callval) |
| |
| %restmp = insertvalue {i8, i8} undef, i8 %first.trunc, 0 |
| %res = insertvalue {i8, i8} %restmp, i8 %second.trunc, 1 |
| ret {i8, i8} %res |
| } |
| |
| declare {i32, {i32, i32}} @give_i32_i32_i32() |
| define {{i32, i32}, i32} @test_structs_different_shape() { |
| ; CHECK-LABEL: test_structs_different_shape: |
| ; CHECK: b {{_?}}give_i32_i32_i32 |
| %val = tail call {i32, {i32, i32}} @give_i32_i32_i32() |
| |
| %first = extractvalue {i32, {i32, i32}} %val, 0 |
| %second = extractvalue {i32, {i32, i32}} %val, 1, 0 |
| %third = extractvalue {i32, {i32, i32}} %val, 1, 1 |
| |
| %restmp = insertvalue {{i32, i32}, i32} undef, i32 %first, 0, 0 |
| %reseventmper = insertvalue {{i32, i32}, i32} %restmp, i32 %second, 0, 1 |
| %res = insertvalue {{i32, i32}, i32} %reseventmper, i32 %third, 1 |
| |
| ret {{i32, i32}, i32} %res |
| } |
| |
| define i32 @test_undef_asymmetry() { |
| ; CHECK: test_undef_asymmetry: |
| ; CHECK: bl {{_?}}ret32 |
| ; CHECK-NOT: jmp |
| tail call i32 @ret32(i32 returned undef) |
| ret i32 2 |
| } |
| |
| define {{}, {{}, i32, {}}, [1 x i32]} @evil_empty_aggregates() { |
| ; CHECK-LABEL: evil_empty_aggregates: |
| ; CHECK: b {{_?}}give_i32_i32_i32 |
| %agg = tail call {i32, {i32, i32}} @give_i32_i32_i32() |
| |
| %first = extractvalue {i32, {i32, i32}} %agg, 0 |
| %second = extractvalue {i32, {i32, i32}} %agg, 1, 0 |
| |
| %restmp = insertvalue {{}, {{}, i32, {}}, [1 x i32]} undef, i32 %first, 1, 1 |
| %res = insertvalue {{}, {{}, i32, {}}, [1 x i32]} %restmp, i32 %second, 2, 0 |
| ret {{}, {{}, i32, {}}, [1 x i32]} %res |
| } |
| |
| define i32 @structure_is_unimportant() { |
| ; CHECK-LABEL: structure_is_unimportant: |
| ; CHECK: b {{_?}}give_i32_i32_i32 |
| %val = tail call {i32, {i32, i32}} @give_i32_i32_i32() |
| |
| %res = extractvalue {i32, {i32, i32}} %val, 0 |
| ret i32 %res |
| } |
| |
| declare i64 @give_i64() |
| define i64 @direct_i64_ok() { |
| ; CHECK-LABEL: direct_i64_ok: |
| ; CHECK: b {{_?}}give_i64 |
| %val = tail call i64 @give_i64() |
| ret i64 %val |
| } |
| |
| declare {i64, i32} @give_i64_i32() |
| define {i32, i32} @trunc_i64_not_ok() { |
| ; CHECK-LABEL: trunc_i64_not_ok: |
| ; CHECK: bl {{_?}}give_i64_i32 |
| %agg = tail call {i64, i32} @give_i64_i32() |
| |
| %first = extractvalue {i64, i32} %agg, 0 |
| %second = extractvalue {i64, i32} %agg, 1 |
| %first.trunc = trunc i64 %first to i32 |
| |
| %tmp = insertvalue {i32, i32} undef, i32 %first.trunc, 0 |
| %ret = insertvalue {i32, i32} %tmp, i32 %second, 1 |
| |
| ret {i32, i32} %ret |
| } |