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reorganize tests and handle endian

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This commit is contained in:
Laytan Laats
2025-02-06 21:44:34 +01:00
parent 9241d7c698
commit 5defddffd0
2 changed files with 122 additions and 13 deletions
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13
src/llvm_backend_proc.cpp
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@@ -2175,24 +2175,21 @@ gb_internal lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValu
}
GB_PANIC("Unknown complex type");
} else if (is_type_float(t)) {
Type *t_float = nullptr;
bool little = is_type_endian_little(t) || (is_type_endian_platform(t) && build_context.endian_kind == TargetEndian_Little);
Type *t_unsigned = nullptr;
lbValue mask = {0};
switch (type_size_of(t)) {
case 2:
t_float = t_f16;
t_unsigned = t_u16;
mask = lb_const_int(p->module, t_unsigned, 0x7FFF);
mask = lb_const_int(p->module, t_unsigned, little ? 0x7FFF : 0xFF7F);
break;
case 4:
t_float = t_f32;
t_unsigned = t_u32;
mask = lb_const_int(p->module, t_unsigned, 0x7FFFFFFF);
mask = lb_const_int(p->module, t_unsigned, little ? 0x7FFFFFFF : 0xFFFFFF7F);
break;
case 8:
t_float = t_f64;
t_unsigned = t_u64;
mask = lb_const_int(p->module, t_unsigned, 0x7FFFFFFFFFFFFFFF);
mask = lb_const_int(p->module, t_unsigned, little ? 0x7FFFFFFFFFFFFFFF : 0xFFFFFFFFFFFFFF7F);
break;
default:
GB_PANIC("abs: unhandled float size");
@@ -2200,7 +2197,7 @@ gb_internal lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValu
lbValue as_unsigned = lb_emit_transmute(p, x, t_unsigned);
lbValue abs = lb_emit_arith(p, Token_And, as_unsigned, mask, t_unsigned);
return lb_emit_transmute(p, abs, t_float);
return lb_emit_transmute(p, abs, t);
}
lbValue zero = lb_const_nil(p->module, t);