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Builtins work. Math library exposes some builtins. Volatile store / load.

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This commit is contained in:
Christoffer Lerno
2021-11-13 11:34:52 +01:00
committed by Christoffer Lerno
parent 7bd76c973c
commit fb56d380cc
18 changed files with 516 additions and 250 deletions
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57
test/test_suite/builtins/simple_builtins.c3t Normal file
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// #target: x64-darwin
module foo;
fn int foo(double b)
{
double d = $$ceil(b);
double e = $$max(1.0, d);
double f = $$fma(d, 2.0, 3.0);
int xeb = 13;
int[3] abcd;
int sy = $$volatile_load(&xeb);
$$volatile_store(&xeb, sy + 1);
$$volatile_store(&abcd[2], sy + 2);
sy = $$volatile_load(&abcd[2]);
return 1;
}
// #expect: foo.ll
define i32 @foo.foo(double %0) #0 {
entry:
%b = alloca double, align 8
%d = alloca double, align 8
%e = alloca double, align 8
%f = alloca double, align 8
%xeb = alloca i32, align 4
%abcd = alloca [3 x i32], align 4
%sy = alloca i32, align 4
store double %0, double* %b, align 8
%1 = load double, double* %b, align 8
%2 = call double @llvm.ceil.f64(double %1)
store double %2, double* %d, align 8
%3 = call double @llvm.maxnum.f64(double 1.000000e+00, double 1.000000e+00)
store double %3, double* %e, align 8
%4 = load double, double* %d, align 8
%5 = load double, double* %d, align 8
%6 = load double, double* %d, align 8
%7 = call double @llvm.fma.f64(double %4, double %5, double %6)
store double %7, double* %f, align 8
store i32 13, i32* %xeb, align 4
%8 = bitcast [3 x i32]* %abcd to i8*
call void @llvm.memset.p0i8.i64(i8* align 4 %8, i8 0, i64 12, i1 false)
%9 = load volatile i32, i32* %xeb, align 4
store i32 %9, i32* %sy, align 4
%10 = load i32, i32* %sy, align 4
%add = add i32 %10, 1
store volatile i32 %add, i32* %xeb, align 4
%11 = getelementptr inbounds [3 x i32], [3 x i32]* %abcd, i64 0, i64 2
%12 = load i32, i32* %sy, align 4
%add1 = add i32 %12, 2
store volatile i32 %add1, i32* %11, align 4
%13 = getelementptr inbounds [3 x i32], [3 x i32]* %abcd, i64 0, i64 2
%14 = load volatile i32, i32* %13, align 4
store i32 %14, i32* %sy, align 4
ret i32 1
}