Allow const access into arrays and structs.

This commit is contained in:
Christoffer Lerno
2022-08-17 17:00:08 +02:00
parent 08c9400e02
commit 377f3eeb2e
6 changed files with 403 additions and 15 deletions

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@@ -0,0 +1,129 @@
module test;
import std::io;
struct Abc
{
float m00, m01, m10, m11;
}
Abc a = flip(Abc { 1, 2, 3, 4 });
macro flip($init)
{
return Abc { $init.m01, $init.m10, $init.m11, $init.m00 };
}
macro check_type($Type)
{
var $b = $Type[4][4] {};
$Type z = $b[2][2];
return z;
}
enum Blurb { FOO }
define Bdd = distinct Abc;
fn void main()
{
var $i = int[4] { 1, 2, 3, 4 };
var $b = Abc[2] { Abc {}, Abc { 11, 22, 33, 44 }};
var $c = variant[4] {};
check_type(int);
check_type(Abc);
check_type(anyerr);
check_type(Blurb);
check_type(int*);
check_type(bool);
check_type(typeid);
check_type(int[<3>]);
check_type(Bdd);
check_type(int[2]);
check_type(int[]);
io::printfln("%d", $b[0].m11);
}
/* #expect: test.ll
%z = alloca i32, align 4
%z1 = alloca %Abc, align 4
%z2 = alloca i64, align 8
%z3 = alloca i32, align 4
%z4 = alloca i32*, align 8
%z5 = alloca i8, align 1
%z6 = alloca i64, align 8
%z7 = alloca <3 x i32>, align 16
%z8 = alloca %Abc, align 4
%z9 = alloca [2 x i32], align 4
%z10 = alloca %"int[]", align 8
%retparam = alloca i64, align 8
%taddr = alloca %"char[]", align 8
%vararg = alloca %"variant[]", align 8
%varargslots = alloca [1 x %variant], align 16
%literal = alloca %Abc, align 4
store i32 0, i32* %z, align 4
%0 = getelementptr inbounds %Abc, %Abc* %z1, i32 0, i32 0
store float 0.000000e+00, float* %0, align 4
%1 = getelementptr inbounds %Abc, %Abc* %z1, i32 0, i32 1
store float 0.000000e+00, float* %1, align 4
%2 = getelementptr inbounds %Abc, %Abc* %z1, i32 0, i32 2
store float 0.000000e+00, float* %2, align 4
%3 = getelementptr inbounds %Abc, %Abc* %z1, i32 0, i32 3
store float 0.000000e+00, float* %3, align 4
store i64 0, i64* %z2, align 8
store i32 0, i32* %z3, align 4
store i32* null, i32** %z4, align 8
store i8 0, i8* %z5, align 1
store i64 0, i64* %z6, align 8
store <3 x i32> zeroinitializer, <3 x i32>* %z7, align 16
%4 = getelementptr inbounds %Abc, %Abc* %z8, i32 0, i32 0
store float 0.000000e+00, float* %4, align 4
%5 = getelementptr inbounds %Abc, %Abc* %z8, i32 0, i32 1
store float 0.000000e+00, float* %5, align 4
%6 = getelementptr inbounds %Abc, %Abc* %z8, i32 0, i32 2
store float 0.000000e+00, float* %6, align 4
%7 = getelementptr inbounds %Abc, %Abc* %z8, i32 0, i32 3
store float 0.000000e+00, float* %7, align 4
%8 = getelementptr inbounds [2 x i32], [2 x i32]* %z9, i64 0, i64 0
store i32 0, i32* %8, align 4
%9 = getelementptr inbounds [2 x i32], [2 x i32]* %z9, i64 0, i64 1
store i32 0, i32* %9, align 4
%10 = bitcast %"int[]"* %z10 to i8*
call void @llvm.memset.p0i8.i64(i8* align 8 %10, i8 0, i64 16, i1 false)
store %"char[]" { i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i32 0, i32 0), i64 2 }, %"char[]"* %taddr, align 8
%11 = bitcast %"char[]"* %taddr to { i8*, i64 }*
%12 = getelementptr inbounds { i8*, i64 }, { i8*, i64 }* %11, i32 0, i32 0
%lo = load i8*, i8** %12, align 8
%13 = getelementptr inbounds { i8*, i64 }, { i8*, i64 }* %11, i32 0, i32 1
%hi = load i64, i64* %13, align 8
%14 = getelementptr inbounds %Abc, %Abc* %literal, i32 0, i32 0
store float 0.000000e+00, float* %14, align 4
%15 = getelementptr inbounds %Abc, %Abc* %literal, i32 0, i32 1
store float 0.000000e+00, float* %15, align 4
%16 = getelementptr inbounds %Abc, %Abc* %literal, i32 0, i32 2
store float 0.000000e+00, float* %16, align 4
%17 = getelementptr inbounds %Abc, %Abc* %literal, i32 0, i32 3
store float 0.000000e+00, float* %17, align 4
%18 = bitcast %Abc* %literal to i8*
%19 = insertvalue %variant undef, i8* %18, 0
%20 = insertvalue %variant %19, i64 ptrtoint (%.introspect* @"ct$test_Abc" to i64), 1
%21 = getelementptr inbounds [1 x %variant], [1 x %variant]* %varargslots, i64 0, i64 0
store %variant %20, %variant* %21, align 16
%22 = getelementptr inbounds %"variant[]", %"variant[]"* %vararg, i32 0, i32 1
store i64 1, i64* %22, align 8
%23 = getelementptr inbounds %"variant[]", %"variant[]"* %vararg, i32 0, i32 0
%24 = bitcast [1 x %variant]* %varargslots to %variant*
store %variant* %24, %variant** %23, align 8
%25 = bitcast %"variant[]"* %vararg to { i8*, i64 }*
%26 = getelementptr inbounds { i8*, i64 }, { i8*, i64 }* %25, i32 0, i32 0
%lo11 = load i8*, i8** %26, align 8
%27 = getelementptr inbounds { i8*, i64 }, { i8*, i64 }* %25, i32 0, i32 1
%hi12 = load i64, i64* %27, align 8
%28 = call i64 @std_io_printfln(i64* %retparam, i8* %lo, i64 %hi, i8* %lo11, i64 %hi12)
%not_err = icmp eq i64 %28, 0
br i1 %not_err, label %after_check, label %voiderr
after_check: ; preds = %entry
br label %voiderr
voiderr: ; preds = %after_check, %entry
ret void
}

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@@ -0,0 +1,124 @@
module test;
import std::io;
struct Abc
{
float m00, m01, m10, m11;
}
Abc a = flip(Abc { 1, 2, 3, 4 });
macro flip($init)
{
return Abc { $init.m01, $init.m10, $init.m11, $init.m00 };
}
macro check_type($Type)
{
var $b = $Type[4][4] {};
$Type z = $b[2][2];
return z;
}
enum Blurb { FOO }
define Bdd = distinct Abc;
fn void main()
{
var $i = int[4] { 1, 2, 3, 4 };
var $b = Abc[2] { Abc {}, Abc { 11, 22, 33, 44 }};
var $c = variant[4] {};
check_type(int);
check_type(Abc);
check_type(anyerr);
check_type(Blurb);
check_type(int*);
check_type(bool);
check_type(typeid);
check_type(int[<3>]);
check_type(Bdd);
check_type(int[2]);
check_type(int[]);
io::printfln("%d", $b[0].m11);
}
/* #expect: test.ll
%z = alloca i32, align 4
%z1 = alloca %Abc, align 4
%z2 = alloca i64, align 8
%z3 = alloca i32, align 4
%z4 = alloca ptr, align 8
%z5 = alloca i8, align 1
%z6 = alloca i64, align 8
%z7 = alloca <3 x i32>, align 16
%z8 = alloca %Abc, align 4
%z9 = alloca [2 x i32], align 4
%z10 = alloca %"int[]", align 8
%retparam = alloca i64, align 8
%taddr = alloca %"char[]", align 8
%vararg = alloca %"variant[]", align 8
%varargslots = alloca [1 x %variant], align 16
%literal = alloca %Abc, align 4
store i32 0, ptr %z, align 4
%0 = getelementptr inbounds %Abc, ptr %z1, i32 0, i32 0
store float 0.000000e+00, ptr %0, align 4
%1 = getelementptr inbounds %Abc, ptr %z1, i32 0, i32 1
store float 0.000000e+00, ptr %1, align 4
%2 = getelementptr inbounds %Abc, ptr %z1, i32 0, i32 2
store float 0.000000e+00, ptr %2, align 4
%3 = getelementptr inbounds %Abc, ptr %z1, i32 0, i32 3
store float 0.000000e+00, ptr %3, align 4
store i64 0, ptr %z2, align 8
store i32 0, ptr %z3, align 4
store ptr null, ptr %z4, align 8
store i8 0, ptr %z5, align 1
store i64 0, ptr %z6, align 8
store <3 x i32> zeroinitializer, ptr %z7, align 16
%4 = getelementptr inbounds %Abc, ptr %z8, i32 0, i32 0
store float 0.000000e+00, ptr %4, align 4
%5 = getelementptr inbounds %Abc, ptr %z8, i32 0, i32 1
store float 0.000000e+00, ptr %5, align 4
%6 = getelementptr inbounds %Abc, ptr %z8, i32 0, i32 2
store float 0.000000e+00, ptr %6, align 4
%7 = getelementptr inbounds %Abc, ptr %z8, i32 0, i32 3
store float 0.000000e+00, ptr %7, align 4
%8 = getelementptr inbounds [2 x i32], ptr %z9, i64 0, i64 0
store i32 0, ptr %8, align 4
%9 = getelementptr inbounds [2 x i32], ptr %z9, i64 0, i64 1
store i32 0, ptr %9, align 4
call void @llvm.memset.p0.i64(ptr align 8 %z10, i8 0, i64 16, i1 false)
store %"char[]" { ptr @.str, i64 2 }, ptr %taddr, align 8
%10 = getelementptr inbounds { ptr, i64 }, ptr %taddr, i32 0, i32 0
%lo = load ptr, ptr %10, align 8
%11 = getelementptr inbounds { ptr, i64 }, ptr %taddr, i32 0, i32 1
%hi = load i64, ptr %11, align 8
%12 = getelementptr inbounds %Abc, ptr %literal, i32 0, i32 0
store float 0.000000e+00, ptr %12, align 4
%13 = getelementptr inbounds %Abc, ptr %literal, i32 0, i32 1
store float 0.000000e+00, ptr %13, align 4
%14 = getelementptr inbounds %Abc, ptr %literal, i32 0, i32 2
store float 0.000000e+00, ptr %14, align 4
%15 = getelementptr inbounds %Abc, ptr %literal, i32 0, i32 3
store float 0.000000e+00, ptr %15, align 4
%16 = insertvalue %variant undef, ptr %literal, 0
%17 = insertvalue %variant %16, i64 ptrtoint (ptr @"ct$test_Abc" to i64), 1
%18 = getelementptr inbounds [1 x %variant], ptr %varargslots, i64 0, i64 0
store %variant %17, ptr %18, align 16
%19 = getelementptr inbounds %"variant[]", ptr %vararg, i32 0, i32 1
store i64 1, ptr %19, align 8
%20 = getelementptr inbounds %"variant[]", ptr %vararg, i32 0, i32 0
store ptr %varargslots, ptr %20, align 8
%21 = getelementptr inbounds { ptr, i64 }, ptr %vararg, i32 0, i32 0
%lo11 = load ptr, ptr %21, align 8
%22 = getelementptr inbounds { ptr, i64 }, ptr %vararg, i32 0, i32 1
%hi12 = load i64, ptr %22, align 8
%23 = call i64 @std_io_printfln(ptr %retparam, ptr %lo, i64 %hi, ptr %lo11, i64 %hi12)
%not_err = icmp eq i64 %23, 0
br i1 %not_err, label %after_check, label %voiderr
after_check: ; preds = %entry
br label %voiderr
voiderr: ; preds = %after_check, %entry
ret void
}