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Merge pull request #1280 from utwente-fmt/integrate-llvm-spec-transla…
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Integrate Pallas FunctionContracts
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RobertMensing authored Nov 28, 2024
2 parents 929367d + ce2783c commit 861e3a8
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Showing 35 changed files with 1,546 additions and 156 deletions.
22 changes: 22 additions & 0 deletions examples/concepts/llvm/pallas/pallas_function_contract.c
Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
// Simple demo of a Pallas function-contract that is expected to verify.

/*@
requires a >= 0 && b >= 0;
ensures a >= -1 && b > -1;
@*/
int foo (int a, int b) {


return a * b + 1;
}


/*@
requires x < 0;
@*/
int bar (int x) {
int y = 1;
y += x;
y *= 42;
return y;
}
165 changes: 165 additions & 0 deletions examples/concepts/llvm/pallas/pallas_function_contract.ll
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@@ -0,0 +1,165 @@
; ModuleID = './tmp/tmp_ir_source0.ll'
source_filename = "examples/concepts/llvm/pallas/pallas_function_contract.c"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@llvm.used = appending global [3 x ptr] [ptr @PALLAS_SPEC_0, ptr @PALLAS_SPEC_1, ptr @PALLAS_SPEC_2], section "llvm.metadata"

; Function Attrs: noinline nounwind uwtable
define dso_local i32 @foo(i32 noundef %0, i32 noundef %1) #0 !dbg !12 !pallas.fcontract !17 {
%3 = alloca i32, align 4
%4 = alloca i32, align 4
store i32 %0, ptr %3, align 4
call void @llvm.dbg.declare(metadata ptr %3, metadata !21, metadata !DIExpression()), !dbg !25
store i32 %1, ptr %4, align 4
call void @llvm.dbg.declare(metadata ptr %4, metadata !22, metadata !DIExpression()), !dbg !26
%5 = load i32, ptr %3, align 4, !dbg !27
%6 = load i32, ptr %4, align 4, !dbg !28
%7 = mul nsw i32 %5, %6, !dbg !29
%8 = add nsw i32 %7, 1, !dbg !30
ret i32 %8, !dbg !31
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1

; Function Attrs: noinline nounwind uwtable
define dso_local i32 @bar(i32 noundef %0) #0 !dbg !32 !pallas.fcontract !35 {
%2 = alloca i32, align 4
%3 = alloca i32, align 4
store i32 %0, ptr %2, align 4
call void @llvm.dbg.declare(metadata ptr %2, metadata !39, metadata !DIExpression()), !dbg !40
call void @llvm.dbg.declare(metadata ptr %3, metadata !41, metadata !DIExpression()), !dbg !42
store i32 1, ptr %3, align 4, !dbg !42
%4 = load i32, ptr %2, align 4, !dbg !43
%5 = load i32, ptr %3, align 4, !dbg !44
%6 = add nsw i32 %5, %4, !dbg !44
store i32 %6, ptr %3, align 4, !dbg !44
%7 = load i32, ptr %3, align 4, !dbg !45
%8 = mul nsw i32 %7, 42, !dbg !45
store i32 %8, ptr %3, align 4, !dbg !45
%9 = load i32, ptr %3, align 4, !dbg !46
ret i32 %9, !dbg !47
}

; Function Attrs: noinline nounwind uwtable
define dso_local zeroext i1 @PALLAS_SPEC_0(i32 noundef %0, i32 noundef %1) #0 !dbg !48 !pallas.exprWrapper !52 {
call void @llvm.dbg.value(metadata i32 %0, metadata !53, metadata !DIExpression()), !dbg !54
call void @llvm.dbg.value(metadata i32 %1, metadata !55, metadata !DIExpression()), !dbg !54
%3 = icmp sge i32 %0, 0, !dbg !56
br i1 %3, label %4, label %6, !dbg !57

4: ; preds = %2
%5 = icmp sge i32 %1, 0, !dbg !58
br label %6

6: ; preds = %4, %2
%7 = phi i1 [ false, %2 ], [ %5, %4 ], !dbg !54
ret i1 %7, !dbg !54
}

; Function Attrs: noinline nounwind uwtable
define dso_local zeroext i1 @PALLAS_SPEC_1(i32 noundef %0, i32 noundef %1) #0 !dbg !59 !pallas.exprWrapper !52 {
call void @llvm.dbg.value(metadata i32 %0, metadata !60, metadata !DIExpression()), !dbg !61
call void @llvm.dbg.value(metadata i32 %1, metadata !62, metadata !DIExpression()), !dbg !61
%3 = icmp sge i32 %0, -1, !dbg !63
br i1 %3, label %4, label %6, !dbg !64

4: ; preds = %2
%5 = icmp sgt i32 %1, -1, !dbg !65
br label %6

6: ; preds = %4, %2
%7 = phi i1 [ false, %2 ], [ %5, %4 ], !dbg !61
ret i1 %7, !dbg !61
}

; Function Attrs: noinline nounwind uwtable
define dso_local zeroext i1 @PALLAS_SPEC_2(i32 noundef %0) #0 !dbg !66 !pallas.exprWrapper !52 {
call void @llvm.dbg.value(metadata i32 %0, metadata !69, metadata !DIExpression()), !dbg !70
%2 = icmp slt i32 %0, 0, !dbg !71
ret i1 %2, !dbg !70
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare void @llvm.dbg.value(metadata, metadata, metadata) #1

attributes #0 = { noinline nounwind uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!llvm.dbg.cu = !{!0, !2}
!llvm.module.flags = !{!4, !5, !6, !7, !8, !9, !10}
!llvm.ident = !{!11, !11}

!0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, producer: "clang version 17.0.0 (https://github.com/swiftlang/llvm-project.git 73500bf55acff5fa97b56dcdeb013f288efd084f)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
!1 = !DIFile(filename: "examples/concepts/llvm/pallas/pallas_function_contract.c", directory: ".", checksumkind: CSK_MD5, checksum: "eaa158c4f64ea69ddbfd098d72f0c838")
!2 = distinct !DICompileUnit(language: DW_LANG_C11, file: !3, producer: "clang version 17.0.0 (https://github.com/swiftlang/llvm-project.git 73500bf55acff5fa97b56dcdeb013f288efd084f)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "tmp/source_wrappers.c", directory: ".", checksumkind: CSK_MD5, checksum: "1d11760277123c84c4c47dae01fa0129")
!4 = !{i32 7, !"Dwarf Version", i32 5}
!5 = !{i32 2, !"Debug Info Version", i32 3}
!6 = !{i32 1, !"wchar_size", i32 4}
!7 = !{i32 8, !"PIC Level", i32 2}
!8 = !{i32 7, !"PIE Level", i32 2}
!9 = !{i32 7, !"uwtable", i32 2}
!10 = !{i32 7, !"frame-pointer", i32 2}
!11 = !{!"clang version 17.0.0 (https://github.com/swiftlang/llvm-project.git 73500bf55acff5fa97b56dcdeb013f288efd084f)"}
!12 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 7, type: !13, scopeLine: 7, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!13 = !DISubroutineType(types: !14)
!14 = !{!15, !15, !15}
!15 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!16 = !{}
!17 = !{!18, i1 false, !19, !23}
!18 = !{!"pallas.srcLoc", i64 3, i64 1, i64 6, i64 2}
!19 = !{!"pallas.requires", !20, ptr @PALLAS_SPEC_0, !21, !22}
!20 = !{!"pallas.srcLoc", i64 4, i64 2, i64 4, i64 27}
!21 = !DILocalVariable(name: "a", arg: 1, scope: !12, file: !1, line: 7, type: !15)
!22 = !DILocalVariable(name: "b", arg: 2, scope: !12, file: !1, line: 7, type: !15)
!23 = !{!"pallas.ensures", !24, ptr @PALLAS_SPEC_1, !21, !22}
!24 = !{!"pallas.srcLoc", i64 5, i64 2, i64 5, i64 27}
!25 = !DILocation(line: 7, column: 14, scope: !12)
!26 = !DILocation(line: 7, column: 21, scope: !12)
!27 = !DILocation(line: 10, column: 12, scope: !12)
!28 = !DILocation(line: 10, column: 16, scope: !12)
!29 = !DILocation(line: 10, column: 14, scope: !12)
!30 = !DILocation(line: 10, column: 18, scope: !12)
!31 = !DILocation(line: 10, column: 5, scope: !12)
!32 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 17, type: !33, scopeLine: 17, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!33 = !DISubroutineType(types: !34)
!34 = !{!15, !15}
!35 = !{!36, i1 false, !37}
!36 = !{!"pallas.srcLoc", i64 14, i64 1, i64 16, i64 1}
!37 = !{!"pallas.requires", !38, ptr @PALLAS_SPEC_2, !39}
!38 = !{!"pallas.srcLoc", i64 15, i64 2, i64 15, i64 16}
!39 = !DILocalVariable(name: "x", arg: 1, scope: !32, file: !1, line: 17, type: !15)
!40 = !DILocation(line: 17, column: 14, scope: !32)
!41 = !DILocalVariable(name: "y", scope: !32, file: !1, line: 18, type: !15)
!42 = !DILocation(line: 18, column: 9, scope: !32)
!43 = !DILocation(line: 19, column: 10, scope: !32)
!44 = !DILocation(line: 19, column: 7, scope: !32)
!45 = !DILocation(line: 20, column: 7, scope: !32)
!46 = !DILocation(line: 21, column: 12, scope: !32)
!47 = !DILocation(line: 21, column: 5, scope: !32)
!48 = distinct !DISubprogram(name: "PALLAS_SPEC_0", scope: !1, file: !1, line: 4, type: !49, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!49 = !DISubroutineType(types: !50)
!50 = !{!51, !15, !15}
!51 = !DIBasicType(name: "_Bool", size: 8, encoding: DW_ATE_boolean)
!52 = !{!""}
!53 = !DILocalVariable(name: "a", arg: 1, scope: !48, file: !1, line: 4, type: !15)
!54 = !DILocation(line: 0, scope: !48)
!55 = !DILocalVariable(name: "b", arg: 2, scope: !48, file: !1, line: 4, type: !15)
!56 = !DILocation(line: 4, column: 13, scope: !48)
!57 = !DILocation(line: 4, column: 18, scope: !48)
!58 = !DILocation(line: 4, column: 23, scope: !48)
!59 = distinct !DISubprogram(name: "PALLAS_SPEC_1", scope: !1, file: !1, line: 5, type: !49, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!60 = !DILocalVariable(name: "a", arg: 1, scope: !59, file: !1, line: 5, type: !15)
!61 = !DILocation(line: 0, scope: !59)
!62 = !DILocalVariable(name: "b", arg: 2, scope: !59, file: !1, line: 5, type: !15)
!63 = !DILocation(line: 5, column: 12, scope: !59)
!64 = !DILocation(line: 5, column: 18, scope: !59)
!65 = !DILocation(line: 5, column: 23, scope: !59)
!66 = distinct !DISubprogram(name: "PALLAS_SPEC_2", scope: !1, file: !1, line: 15, type: !67, scopeLine: 15, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!67 = !DISubroutineType(types: !68)
!68 = !{!51, !15}
!69 = !DILocalVariable(name: "x", arg: 1, scope: !66, file: !1, line: 15, type: !15)
!70 = !DILocation(line: 0, scope: !66)
!71 = !DILocation(line: 15, column: 13, scope: !66)
11 changes: 11 additions & 0 deletions examples/concepts/llvm/pallas/pallas_function_contract_fail.c
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
// Simple demo of a Pallas function-contract that is expected to fail.

/*@
requires a >= 0 && b >= 0;
ensures a > 0;
@*/
int foo (int a, int b) {
int x = a + b;
x ++;
return x * b + 1;
}
122 changes: 122 additions & 0 deletions examples/concepts/llvm/pallas/pallas_function_contract_fail.ll
Original file line number Diff line number Diff line change
@@ -0,0 +1,122 @@
; ModuleID = './tmp/tmp_ir_source0.ll'
source_filename = "examples/concepts/llvm/pallas/pallas_function_contract_fail.c"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@llvm.used = appending global [2 x ptr] [ptr @PALLAS_SPEC_0, ptr @PALLAS_SPEC_1], section "llvm.metadata"

; Function Attrs: noinline nounwind uwtable
define dso_local i32 @foo(i32 noundef %0, i32 noundef %1) #0 !dbg !12 !pallas.fcontract !17 {
%3 = alloca i32, align 4
%4 = alloca i32, align 4
%5 = alloca i32, align 4
store i32 %0, ptr %3, align 4
call void @llvm.dbg.declare(metadata ptr %3, metadata !21, metadata !DIExpression()), !dbg !25
store i32 %1, ptr %4, align 4
call void @llvm.dbg.declare(metadata ptr %4, metadata !22, metadata !DIExpression()), !dbg !26
call void @llvm.dbg.declare(metadata ptr %5, metadata !27, metadata !DIExpression()), !dbg !28
%6 = load i32, ptr %3, align 4, !dbg !29
%7 = load i32, ptr %4, align 4, !dbg !30
%8 = add nsw i32 %6, %7, !dbg !31
store i32 %8, ptr %5, align 4, !dbg !28
%9 = load i32, ptr %5, align 4, !dbg !32
%10 = add nsw i32 %9, 1, !dbg !32
store i32 %10, ptr %5, align 4, !dbg !32
%11 = load i32, ptr %5, align 4, !dbg !33
%12 = load i32, ptr %4, align 4, !dbg !34
%13 = mul nsw i32 %11, %12, !dbg !35
%14 = add nsw i32 %13, 1, !dbg !36
ret i32 %14, !dbg !37
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1

; Function Attrs: noinline nounwind uwtable
define dso_local zeroext i1 @PALLAS_SPEC_0(i32 noundef %0, i32 noundef %1) #0 !dbg !38 !pallas.exprWrapper !42 {
call void @llvm.dbg.value(metadata i32 %0, metadata !43, metadata !DIExpression()), !dbg !44
call void @llvm.dbg.value(metadata i32 %1, metadata !45, metadata !DIExpression()), !dbg !44
%3 = icmp sge i32 %0, 0, !dbg !46
br i1 %3, label %4, label %6, !dbg !47

4: ; preds = %2
%5 = icmp sge i32 %1, 0, !dbg !48
br label %6

6: ; preds = %4, %2
%7 = phi i1 [ false, %2 ], [ %5, %4 ], !dbg !44
ret i1 %7, !dbg !44
}

; Function Attrs: noinline nounwind uwtable
define dso_local zeroext i1 @PALLAS_SPEC_1(i32 noundef %0, i32 noundef %1) #0 !dbg !49 !pallas.exprWrapper !42 {
call void @llvm.dbg.value(metadata i32 %0, metadata !50, metadata !DIExpression()), !dbg !51
call void @llvm.dbg.value(metadata i32 %1, metadata !52, metadata !DIExpression()), !dbg !51
%3 = icmp sgt i32 %0, 0, !dbg !53
ret i1 %3, !dbg !51
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare void @llvm.dbg.value(metadata, metadata, metadata) #1

attributes #0 = { noinline nounwind uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!llvm.dbg.cu = !{!0, !2}
!llvm.module.flags = !{!4, !5, !6, !7, !8, !9, !10}
!llvm.ident = !{!11, !11}

!0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, producer: "clang version 17.0.0 (https://github.com/swiftlang/llvm-project.git 73500bf55acff5fa97b56dcdeb013f288efd084f)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
!1 = !DIFile(filename: "examples/concepts/llvm/pallas/pallas_function_contract_fail.c", directory: ".", checksumkind: CSK_MD5, checksum: "b2c55039ef8597bdf6b1007bdadab617")
!2 = distinct !DICompileUnit(language: DW_LANG_C11, file: !3, producer: "clang version 17.0.0 (https://github.com/swiftlang/llvm-project.git 73500bf55acff5fa97b56dcdeb013f288efd084f)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "tmp/source_wrappers.c", directory: ".", checksumkind: CSK_MD5, checksum: "db2f546b04510fe9d3ba505f9cc0522b")
!4 = !{i32 7, !"Dwarf Version", i32 5}
!5 = !{i32 2, !"Debug Info Version", i32 3}
!6 = !{i32 1, !"wchar_size", i32 4}
!7 = !{i32 8, !"PIC Level", i32 2}
!8 = !{i32 7, !"PIE Level", i32 2}
!9 = !{i32 7, !"uwtable", i32 2}
!10 = !{i32 7, !"frame-pointer", i32 2}
!11 = !{!"clang version 17.0.0 (https://github.com/swiftlang/llvm-project.git 73500bf55acff5fa97b56dcdeb013f288efd084f)"}
!12 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 7, type: !13, scopeLine: 7, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!13 = !DISubroutineType(types: !14)
!14 = !{!15, !15, !15}
!15 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!16 = !{}
!17 = !{!18, i1 false, !19, !23}
!18 = !{!"pallas.srcLoc", i64 3, i64 1, i64 6, i64 2}
!19 = !{!"pallas.requires", !20, ptr @PALLAS_SPEC_0, !21, !22}
!20 = !{!"pallas.srcLoc", i64 4, i64 2, i64 4, i64 27}
!21 = !DILocalVariable(name: "a", arg: 1, scope: !12, file: !1, line: 7, type: !15)
!22 = !DILocalVariable(name: "b", arg: 2, scope: !12, file: !1, line: 7, type: !15)
!23 = !{!"pallas.ensures", !24, ptr @PALLAS_SPEC_1, !21, !22}
!24 = !{!"pallas.srcLoc", i64 5, i64 2, i64 5, i64 15}
!25 = !DILocation(line: 7, column: 14, scope: !12)
!26 = !DILocation(line: 7, column: 21, scope: !12)
!27 = !DILocalVariable(name: "x", scope: !12, file: !1, line: 8, type: !15)
!28 = !DILocation(line: 8, column: 9, scope: !12)
!29 = !DILocation(line: 8, column: 13, scope: !12)
!30 = !DILocation(line: 8, column: 17, scope: !12)
!31 = !DILocation(line: 8, column: 15, scope: !12)
!32 = !DILocation(line: 9, column: 7, scope: !12)
!33 = !DILocation(line: 10, column: 12, scope: !12)
!34 = !DILocation(line: 10, column: 16, scope: !12)
!35 = !DILocation(line: 10, column: 14, scope: !12)
!36 = !DILocation(line: 10, column: 18, scope: !12)
!37 = !DILocation(line: 10, column: 5, scope: !12)
!38 = distinct !DISubprogram(name: "PALLAS_SPEC_0", scope: !1, file: !1, line: 4, type: !39, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!39 = !DISubroutineType(types: !40)
!40 = !{!41, !15, !15}
!41 = !DIBasicType(name: "_Bool", size: 8, encoding: DW_ATE_boolean)
!42 = !{!""}
!43 = !DILocalVariable(name: "a", arg: 1, scope: !38, file: !1, line: 4, type: !15)
!44 = !DILocation(line: 0, scope: !38)
!45 = !DILocalVariable(name: "b", arg: 2, scope: !38, file: !1, line: 4, type: !15)
!46 = !DILocation(line: 4, column: 13, scope: !38)
!47 = !DILocation(line: 4, column: 18, scope: !38)
!48 = !DILocation(line: 4, column: 23, scope: !38)
!49 = distinct !DISubprogram(name: "PALLAS_SPEC_1", scope: !1, file: !1, line: 5, type: !39, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !16)
!50 = !DILocalVariable(name: "a", arg: 1, scope: !49, file: !1, line: 5, type: !15)
!51 = !DILocation(line: 0, scope: !49)
!52 = !DILocalVariable(name: "b", arg: 2, scope: !49, file: !1, line: 5, type: !15)
!53 = !DILocation(line: 5, column: 12, scope: !49)
11 changes: 9 additions & 2 deletions src/col/vct/col/ast/Node.scala
Original file line number Diff line number Diff line change
Expand Up @@ -3492,15 +3492,22 @@ final case class BipTransitionSynchronization[G](
extends GlobalDeclaration[G] with BipTransitionSynchronizationImpl[G]

@family
final class LLVMFunctionContract[G](
sealed trait LLVMFunctionContract[G]
extends NodeFamily[G] with LLVMFunctionContractImpl[G]

final class VCLLVMFunctionContract[G](
val name: String,
val value: String,
val variableRefs: Seq[(String, Ref[G, Variable[G]])],
val invokableRefs: Seq[(String, Ref[G, LLVMCallable[G]])],
)(val blame: Blame[NontrivialUnsatisfiable])(implicit val o: Origin)
extends NodeFamily[G] with LLVMFunctionContractImpl[G] {
extends LLVMFunctionContract[G] with VCLLVMFunctionContractImpl[G] {
var data: Option[ApplicableContract[G]] = None
}
final class PallasFunctionContract[G](val content: ApplicableContract[G])(
val blame: Blame[NontrivialUnsatisfiable]
)(implicit val o: Origin)
extends LLVMFunctionContract[G] with PallasFunctionContractImpl[G] {}

final case class LLVMGlobalVariable[G](
variableType: Type[G],
Expand Down
9 changes: 0 additions & 9 deletions src/col/vct/col/ast/lang/llvm/LLVMFunctionContractImpl.scala

This file was deleted.

Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
package vct.col.ast.lang.llvm

import vct.col.ast.PallasFunctionContract
import vct.col.ast.ops.PallasFunctionContractOps

trait PallasFunctionContractImpl[G] extends PallasFunctionContractOps[G] {
this: PallasFunctionContract[G] =>
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
package vct.col.ast.lang.llvm

import vct.col.ast.VCLLVMFunctionContract
import vct.col.ast.ops.{VCLLVMFunctionContractOps}

trait VCLLVMFunctionContractImpl[G] extends VCLLVMFunctionContractOps[G] {
this: VCLLVMFunctionContract[G] =>
}
10 changes: 10 additions & 0 deletions src/col/vct/col/ast/unsorted/LLVMFunctionContractImpl.scala
Original file line number Diff line number Diff line change
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package vct.col.ast.unsorted

import vct.col.ast.LLVMFunctionContract
import vct.col.ast.ops.LLVMFunctionContractFamilyOps
import vct.col.print._

trait LLVMFunctionContractImpl[G] extends LLVMFunctionContractFamilyOps[G] {
this: LLVMFunctionContract[G] =>
// override def layout(implicit ctx: Ctx): Doc = ???
}
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