| ; RUN: opt < %s -S -passes=inline -inline-threshold=2 | FileCheck %s |
| ; RUN: opt < %s -S -strip-debug -passes=inline -inline-threshold=2 | FileCheck %s |
| ; RUN: opt < %s -S -passes='cgscc(inline)' -inline-threshold=2 | FileCheck %s |
| ; RUN: opt < %s -S -strip-debug -passes='cgscc(inline)' -inline-threshold=2 | FileCheck %s |
| ; |
| ; The purpose of this test is to check that debug info doesn't influence |
| ; inlining decisions. |
| |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #1 |
| |
| define <4 x float> @inner_vectors(<4 x float> %a, <4 x float> %b) { |
| entry: |
| call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(scope: !6), metadata !DIExpression()), !dbg !DILocation(scope: !6) |
| %mul = fmul <4 x float> %a, <float 3.000000e+00, float 3.000000e+00, float 3.000000e+00, float 3.000000e+00> |
| call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(scope: !6), metadata !DIExpression()), !dbg !DILocation(scope: !6) |
| %mul1 = fmul <4 x float> %b, <float 5.000000e+00, float 5.000000e+00, float 5.000000e+00, float 5.000000e+00> |
| call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(scope: !6), metadata !DIExpression()), !dbg !DILocation(scope: !6) |
| %add = fadd <4 x float> %mul, %mul1 |
| ret <4 x float> %add |
| } |
| |
| define float @outer_vectors(<4 x float> %a, <4 x float> %b) { |
| ; CHECK-LABEL: @outer_vectors( |
| ; CHECK-NOT: call <4 x float> @inner_vectors( |
| ; CHECK: ret float |
| |
| entry: |
| call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(scope: !6), metadata !DIExpression()), !dbg !DILocation(scope: !6) |
| call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(scope: !6), metadata !DIExpression()), !dbg !DILocation(scope: !6) |
| %call = call <4 x float> @inner_vectors(<4 x float> %a, <4 x float> %b) |
| call void @llvm.dbg.value(metadata i32 undef, metadata !DILocalVariable(scope: !6), metadata !DIExpression()), !dbg !DILocation(scope: !6) |
| %vecext = extractelement <4 x float> %call, i32 0 |
| %vecext1 = extractelement <4 x float> %call, i32 1 |
| %add = fadd float %vecext, %vecext1 |
| %vecext2 = extractelement <4 x float> %call, i32 2 |
| %add3 = fadd float %add, %vecext2 |
| %vecext4 = extractelement <4 x float> %call, i32 3 |
| %add5 = fadd float %add3, %vecext4 |
| ret float %add5 |
| } |
| |
| attributes #0 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4} |
| !llvm.ident = !{!5} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "test.c", directory: "") |
| !2 = !{} |
| !3 = !{i32 2, !"Dwarf Version", i32 4} |
| !4 = !{i32 1, !"Debug Info Version", i32 3} |
| !5 = !{!""} |
| !6 = distinct !DISubprogram(unit: !0) |