forked from OSchip/llvm-project
123 lines
4.1 KiB
LLVM
123 lines
4.1 KiB
LLVM
; RUN: opt < %s -debugify -instcombine -S | FileCheck %s
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declare void @escape32(i32)
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define i64 @test_sext_zext(i16 %A) {
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; CHECK-LABEL: @test_sext_zext(
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; CHECK-NEXT: [[C2:%.*]] = zext i16 %A to i64
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 [[C2]], {{.*}}, metadata !DIExpression())
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 [[C2]], {{.*}}, metadata !DIExpression())
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%c1 = zext i16 %A to i32
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%c2 = sext i32 %c1 to i64
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ret i64 %c2
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}
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define i64 @test_used_sext_zext(i16 %A) {
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; CHECK-LABEL: @test_used_sext_zext(
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; CHECK-NEXT: [[C1:%.*]] = zext i16 %A to i32
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i32 [[C1]], {{.*}}, metadata !DIExpression())
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; CHECK-NEXT: [[C2:%.*]] = zext i16 %A to i64
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 [[C2]], {{.*}}, metadata !DIExpression())
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; CHECK-NEXT: call void @escape32(i32 %c1)
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; CHECK-NEXT: ret i64 %c2
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%c1 = zext i16 %A to i32
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%c2 = sext i32 %c1 to i64
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call void @escape32(i32 %c1)
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ret i64 %c2
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}
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define i32 @test_cast_select(i1 %cond) {
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; CHECK-LABEL: @test_cast_select(
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; CHECK-NEXT: [[sel:%.*]] = select i1 %cond, i32 3, i32 5
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i32 [[sel]], {{.*}}, metadata !DIExpression())
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i32 [[sel]], {{.*}}, metadata !DIExpression())
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; CHECK-NEXT: ret i32 [[sel]]
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%sel = select i1 %cond, i16 3, i16 5
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%cast = zext i16 %sel to i32
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ret i32 %cast
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}
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define void @test_or(i64 %A) {
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; CHECK-LABEL: @test_or(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 256, DW_OP_or, DW_OP_stack_value))
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%1 = or i64 %A, 256
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ret void
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}
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define void @test_xor(i32 %A) {
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; CHECK-LABEL: @test_xor(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i32 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 1, DW_OP_xor, DW_OP_stack_value))
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%1 = xor i32 %A, 1
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ret void
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}
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define void @test_sub_neg(i64 %A) {
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; CHECK-LABEL: @test_sub_neg(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_plus_uconst, 1, DW_OP_stack_value))
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%1 = sub i64 %A, -1
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ret void
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}
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define void @test_sub_pos(i64 %A) {
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; CHECK-LABEL: @test_sub_pos(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 1, DW_OP_minus, DW_OP_stack_value))
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%1 = sub i64 %A, 1
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ret void
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}
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define void @test_shl(i64 %A) {
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; CHECK-LABEL: @test_shl(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 7, DW_OP_shl, DW_OP_stack_value))
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%1 = shl i64 %A, 7
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ret void
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}
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define void @test_lshr(i64 %A) {
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; CHECK-LABEL: @test_lshr(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 7, DW_OP_shr, DW_OP_stack_value))
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%1 = lshr i64 %A, 7
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ret void
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}
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define void @test_ashr(i64 %A) {
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; CHECK-LABEL: @test_ashr(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 7, DW_OP_shra, DW_OP_stack_value))
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%1 = ashr i64 %A, 7
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ret void
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}
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define void @test_mul(i64 %A) {
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; CHECK-LABEL: @test_mul(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 7, DW_OP_mul, DW_OP_stack_value))
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%1 = mul i64 %A, 7
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ret void
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}
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define void @test_sdiv(i64 %A) {
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; CHECK-LABEL: @test_sdiv(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 7, DW_OP_div, DW_OP_stack_value))
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%1 = sdiv i64 %A, 7
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ret void
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}
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define void @test_srem(i64 %A) {
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; CHECK-LABEL: @test_srem(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 7, DW_OP_mod, DW_OP_stack_value))
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%1 = srem i64 %A, 7
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ret void
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}
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define void @test_ptrtoint(i64* %P) {
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; CHECK-LABEL: @test_ptrtoint
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64* %P, {{.*}}, metadata !DIExpression())
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%1 = ptrtoint i64* %P to i64
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ret void
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}
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define void @test_and(i64 %A) {
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; CHECK-LABEL: @test_and(
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; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 %A, {{.*}}, metadata !DIExpression(DW_OP_constu, 256, DW_OP_and, DW_OP_stack_value))
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%1 = and i64 %A, 256
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ret void
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}
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