6 files changed, 267 insertions, 0 deletions
diff --git a/semestr-4/ask/lista7/eval.s b/semestr-4/ask/lista7/eval.s
new file mode 100644
index 0000000..f7340a0
--- /dev/null
+++ b/semestr-4/ask/lista7/eval.s
@@ -0,0 +1,18 @@
+        .global eval
+
+        .text
+eval:
+        movq %rdi, %rax
+        movq 16(%rsp), %rcx
+        movq 24(%rsp), %rdx
+        movq (%rdx), %rsi
+        movq %rcx, %rdx
+        imulq %rsi, %rdx
+        movq %rdx, (%rdi)
+        movq 8(%rsp), %rdx
+        movq %rdx, %rdi
+        subq %rsi, %rdi
+        movq %rdi, 8(%rax)
+        subq %rcx, %rdx
+        movq %rdx, 16(%rax)
+        ret
+\ No newline at end of file
diff --git a/semestr-4/ask/lista7/wrap.s b/semestr-4/ask/lista7/wrap.s
new file mode 100644
index 0000000..6f01dfc
--- /dev/null
+++ b/semestr-4/ask/lista7/wrap.s
@@ -0,0 +1,18 @@
+        .global wrap
+
+        .text
+wrap:
+        subq $72, %rsp
+        movq %rdx, (%rsp)
+        movq %rsp, %rdx
+        leaq 8(%rsp), %rax
+        pushq %rdx
+        pushq %rsi
+        pushq %rdi
+        movq %rax, %rdi
+        call eval
+        movq 40(%rsp), %rax
+        addq 32(%rsp), %rax
+        imulq 48(%rsp), %rax
+        addq $96, %rsp
+        ret
+\ No newline at end of file
diff --git a/semestr-4/ask/lista7/zad5.c b/semestr-4/ask/lista7/zad5.c
new file mode 100644
index 0000000..d65cb4f
--- /dev/null
+++ b/semestr-4/ask/lista7/zad5.c
@@ -0,0 +1,38 @@
+#include <stdio.h>
+
+typedef struct A {
+  long u[2];
+  long *v;
+} SA;
+
+typedef struct B {
+  long p[2];
+  long q;
+} SB;
+
+SB eval(SA s);
+long wrap(long x, long y, long z);
+
+SB eval_decoded(SA a) {
+  SB ret;
+  ret.p[0] = a.u[1] * (*a.v);
+  ret.p[1] = a.u[0] - (*a.v);
+  ret.q = a.u[0] - a.u[1];
+  return ret;
+}
+
+long wrap_decoded(long x, long y, long z) {
+  SA a;
+  a.v = &z;
+  a.u[0] = x;
+  a.u[1] = y;
+  SB b = eval_decoded(a);
+  long result = (b.p[1] + b.p[0]) * b.q;
+  return result;
+}
+
+int main() {
+  printf("%ld\n", wrap(15, 16, 17));
+  printf("%ld\n", wrap_decoded(15, 16, 17));
+  return 0;
+}
+\ No newline at end of file
diff --git a/semestr-4/ask/lista7/zad5.s b/semestr-4/ask/lista7/zad5.s
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/semestr-4/ask/lista7/zad5.s
diff --git a/semestr-4/ask/lista7/zad7.cpp b/semestr-4/ask/lista7/zad7.cpp
new file mode 100644
index 0000000..073224f
--- /dev/null
+++ b/semestr-4/ask/lista7/zad7.cpp
@@ -0,0 +1,19 @@
+struct Base {
+  Base(int n) : data(n) {}
+  int data;
+  virtual int doit(int n) { return n - data; }
+};
+struct Derived : Base {
+  Derived(int n) : Base(n + 1) {}
+  int doit(int n) { return n * data; }
+};
+
+int doit(Base *bp) {
+  return bp->doit(1);
+}
+
+int main(int argc, char *argv[]) {
+  Base b = Base(10);
+  Derived d = Derived(20);
+  return doit(&b) + doit(&d);
+}
+\ No newline at end of file
diff --git a/semestr-4/ask/lista7/zad7.ll b/semestr-4/ask/lista7/zad7.ll
new file mode 100644
index 0000000..a99e8d8
--- /dev/null
+++ b/semestr-4/ask/lista7/zad7.ll
@@ -0,0 +1,174 @@
+; ModuleID = 'zad7.cpp'
+source_filename = "zad7.cpp"
+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-pc-linux-gnu"
+
+%struct.Base = type <{ i32 (...)**, i32, [4 x i8] }>
+%struct.Derived = type { %struct.Base.base, [4 x i8] }
+%struct.Base.base = type <{ i32 (...)**, i32 }>
+
+$_ZN4BaseC1Ei = comdat any
+
+$_ZN7DerivedC1Ei = comdat any
+
+$_ZN4BaseC2Ei = comdat any
+
+$_ZN4Base4doitEi = comdat any
+
+$_ZN7DerivedC2Ei = comdat any
+
+$_ZN7Derived4doitEi = comdat any
+
+$_ZTV4Base = comdat any
+
+$_ZTS4Base = comdat any
+
+$_ZTI4Base = comdat any
+
+$_ZTV7Derived = comdat any
+
+$_ZTS7Derived = comdat any
+
+$_ZTI7Derived = comdat any
+
+@_ZTV4Base = linkonce_odr unnamed_addr constant { [3 x i8*] } { [3 x i8*] [i8* null, i8* bitcast ({ i8*, i8* }* @_ZTI4Base to i8*), i8* bitcast (i32 (%struct.Base*, i32)* @_ZN4Base4doitEi to i8*)] }, comdat, align 8
+@_ZTVN10__cxxabiv117__class_type_infoE = external global i8*
+@_ZTS4Base = linkonce_odr constant [6 x i8] c"4Base\00", comdat, align 1
+@_ZTI4Base = linkonce_odr constant { i8*, i8* } { i8* bitcast (i8** getelementptr inbounds (i8*, i8** @_ZTVN10__cxxabiv117__class_type_infoE, i64 2) to i8*), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @_ZTS4Base, i32 0, i32 0) }, comdat, align 8
+@_ZTV7Derived = linkonce_odr unnamed_addr constant { [3 x i8*] } { [3 x i8*] [i8* null, i8* bitcast ({ i8*, i8*, i8* }* @_ZTI7Derived to i8*), i8* bitcast (i32 (%struct.Derived*, i32)* @_ZN7Derived4doitEi to i8*)] }, comdat, align 8
+@_ZTVN10__cxxabiv120__si_class_type_infoE = external global i8*
+@_ZTS7Derived = linkonce_odr constant [9 x i8] c"7Derived\00", comdat, align 1
+@_ZTI7Derived = linkonce_odr constant { i8*, i8*, i8* } { i8* bitcast (i8** getelementptr inbounds (i8*, i8** @_ZTVN10__cxxabiv120__si_class_type_infoE, i64 2) to i8*), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @_ZTS7Derived, i32 0, i32 0), i8* bitcast ({ i8*, i8* }* @_ZTI4Base to i8*) }, comdat, align 8
+
+; Function Attrs: noinline nounwind optnone
+define i32 @_Z4doitP4Base(%struct.Base* %bp) #0 {
+entry:
+  %bp.addr = alloca %struct.Base*, align 8
+  store %struct.Base* %bp, %struct.Base** %bp.addr, align 8
+  %0 = load %struct.Base*, %struct.Base** %bp.addr, align 8
+  %1 = bitcast %struct.Base* %0 to i32 (%struct.Base*, i32)***
+  %vtable = load i32 (%struct.Base*, i32)**, i32 (%struct.Base*, i32)*** %1, align 8
+  %vfn = getelementptr inbounds i32 (%struct.Base*, i32)*, i32 (%struct.Base*, i32)** %vtable, i64 0
+  %2 = load i32 (%struct.Base*, i32)*, i32 (%struct.Base*, i32)** %vfn, align 8
+  %call = call i32 %2(%struct.Base* %0, i32 1)
+  ret i32 %call
+}
+
+; Function Attrs: noinline norecurse nounwind optnone
+define i32 @main(i32 %argc, i8** %argv) #1 {
+entry:
+  %retval = alloca i32, align 4
+  %argc.addr = alloca i32, align 4
+  %argv.addr = alloca i8**, align 8
+  %b = alloca %struct.Base, align 8
+  %d = alloca %struct.Derived, align 8
+  store i32 0, i32* %retval, align 4
+  store i32 %argc, i32* %argc.addr, align 4
+  store i8** %argv, i8*** %argv.addr, align 8
+  call void @_ZN4BaseC1Ei(%struct.Base* %b, i32 10)
+  call void @_ZN7DerivedC1Ei(%struct.Derived* %d, i32 20)
+  %call = call i32 @_Z4doitP4Base(%struct.Base* %b)
+  %0 = bitcast %struct.Derived* %d to %struct.Base*
+  %call1 = call i32 @_Z4doitP4Base(%struct.Base* %0)
+  %add = add nsw i32 %call, %call1
+  ret i32 %add
+}
+
+; Function Attrs: noinline nounwind optnone
+define linkonce_odr void @_ZN4BaseC1Ei(%struct.Base* %this, i32 %n) unnamed_addr #0 comdat align 2 {
+entry:
+  %this.addr = alloca %struct.Base*, align 8
+  %n.addr = alloca i32, align 4
+  store %struct.Base* %this, %struct.Base** %this.addr, align 8
+  store i32 %n, i32* %n.addr, align 4
+  %this1 = load %struct.Base*, %struct.Base** %this.addr, align 8
+  %0 = load i32, i32* %n.addr, align 4
+  call void @_ZN4BaseC2Ei(%struct.Base* %this1, i32 %0)
+  ret void
+}
+
+; Function Attrs: noinline nounwind optnone
+define linkonce_odr void @_ZN7DerivedC1Ei(%struct.Derived* %this, i32 %n) unnamed_addr #0 comdat align 2 {
+entry:
+  %this.addr = alloca %struct.Derived*, align 8
+  %n.addr = alloca i32, align 4
+  store %struct.Derived* %this, %struct.Derived** %this.addr, align 8
+  store i32 %n, i32* %n.addr, align 4
+  %this1 = load %struct.Derived*, %struct.Derived** %this.addr, align 8
+  %0 = load i32, i32* %n.addr, align 4
+  call void @_ZN7DerivedC2Ei(%struct.Derived* %this1, i32 %0)
+  ret void
+}
+
+; Function Attrs: noinline nounwind optnone
+define linkonce_odr void @_ZN4BaseC2Ei(%struct.Base* %this, i32 %n) unnamed_addr #0 comdat align 2 {
+entry:
+  %this.addr = alloca %struct.Base*, align 8
+  %n.addr = alloca i32, align 4
+  store %struct.Base* %this, %struct.Base** %this.addr, align 8
+  store i32 %n, i32* %n.addr, align 4
+  %this1 = load %struct.Base*, %struct.Base** %this.addr, align 8
+  %0 = bitcast %struct.Base* %this1 to i32 (...)***
+  store i32 (...)** bitcast (i8** getelementptr inbounds ({ [3 x i8*] }, { [3 x i8*] }* @_ZTV4Base, i32 0, inrange i32 0, i32 2) to i32 (...)**), i32 (...)*** %0, align 8
+  %data = getelementptr inbounds %struct.Base, %struct.Base* %this1, i32 0, i32 1
+  %1 = load i32, i32* %n.addr, align 4
+  store i32 %1, i32* %data, align 8
+  ret void
+}
+
+; Function Attrs: noinline nounwind optnone
+define linkonce_odr i32 @_ZN4Base4doitEi(%struct.Base* %this, i32 %n) unnamed_addr #0 comdat align 2 {
+entry:
+  %this.addr = alloca %struct.Base*, align 8
+  %n.addr = alloca i32, align 4
+  store %struct.Base* %this, %struct.Base** %this.addr, align 8
+  store i32 %n, i32* %n.addr, align 4
+  %this1 = load %struct.Base*, %struct.Base** %this.addr, align 8
+  %0 = load i32, i32* %n.addr, align 4
+  %data = getelementptr inbounds %struct.Base, %struct.Base* %this1, i32 0, i32 1
+  %1 = load i32, i32* %data, align 8
+  %sub = sub nsw i32 %0, %1
+  ret i32 %sub
+}
+
+; Function Attrs: noinline nounwind optnone
+define linkonce_odr void @_ZN7DerivedC2Ei(%struct.Derived* %this, i32 %n) unnamed_addr #0 comdat align 2 {
+entry:
+  %this.addr = alloca %struct.Derived*, align 8
+  %n.addr = alloca i32, align 4
+  store %struct.Derived* %this, %struct.Derived** %this.addr, align 8
+  store i32 %n, i32* %n.addr, align 4
+  %this1 = load %struct.Derived*, %struct.Derived** %this.addr, align 8
+  %0 = bitcast %struct.Derived* %this1 to %struct.Base*
+  %1 = load i32, i32* %n.addr, align 4
+  %add = add nsw i32 %1, 1
+  call void @_ZN4BaseC2Ei(%struct.Base* %0, i32 %add)
+  %2 = bitcast %struct.Derived* %this1 to i32 (...)***
+  store i32 (...)** bitcast (i8** getelementptr inbounds ({ [3 x i8*] }, { [3 x i8*] }* @_ZTV7Derived, i32 0, inrange i32 0, i32 2) to i32 (...)**), i32 (...)*** %2, align 8
+  ret void
+}
+
+; Function Attrs: noinline nounwind optnone
+define linkonce_odr i32 @_ZN7Derived4doitEi(%struct.Derived* %this, i32 %n) unnamed_addr #0 comdat align 2 {
+entry:
+  %this.addr = alloca %struct.Derived*, align 8
+  %n.addr = alloca i32, align 4
+  store %struct.Derived* %this, %struct.Derived** %this.addr, align 8
+  store i32 %n, i32* %n.addr, align 4
+  %this1 = load %struct.Derived*, %struct.Derived** %this.addr, align 8
+  %0 = load i32, i32* %n.addr, align 4
+  %1 = bitcast %struct.Derived* %this1 to %struct.Base*
+  %data = getelementptr inbounds %struct.Base, %struct.Base* %1, i32 0, i32 1
+  %2 = load i32, i32* %data, align 8
+  %mul = mul nsw i32 %0, %2
+  ret i32 %mul
+}
+
+attributes #0 = { noinline nounwind optnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-features"="+cx8,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { noinline norecurse nounwind optnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-features"="+cx8,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+
+!llvm.module.flags = !{!0}
+!llvm.ident = !{!1}
+
+!0 = !{i32 1, !"wchar_size", i32 4}
+!1 = !{!"clang version 10.0.0-4ubuntu1 "}