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IR: add runime negation

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This commit is contained in:
Andrew Kelley 2016-12-18 00:36:11 -05:00
parent 05b3b6a45e
commit 3e4194bf9e
1 changed files with 9 additions and 4 deletions
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13
src/ir.cpp
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@ -6319,11 +6319,13 @@ static TypeTableEntry *ir_analyze_negation(IrAnalyze *ira, IrInstructionUnOp *un
if ((expr_type->id == TypeTableEntryIdInt && expr_type->data.integral.is_signed) ||
expr_type->id == TypeTableEntryIdNumLitInt ||
((expr_type->id == TypeTableEntryIdFloat || expr_type->id == TypeTableEntryIdNumLitFloat) &&
!is_wrap_op))
((expr_type->id == TypeTableEntryIdFloat || expr_type->id == TypeTableEntryIdNumLitFloat) && !is_wrap_op))
{
ConstExprValue *target_const_val = &value->static_value;
if (target_const_val->special != ConstValSpecialRuntime) {
if (instr_is_comptime(value)) {
ConstExprValue *target_const_val = ir_resolve_const(ira, value, UndefBad);
if (!target_const_val)
return ira->codegen->builtin_types.entry_invalid;
bool depends_on_compile_var = value->static_value.depends_on_compile_var;
ConstExprValue *out_val = ir_build_const_from(ira, &un_op_instruction->base, depends_on_compile_var);
bignum_negate(&out_val->data.x_bignum, &target_const_val->data.x_bignum);
@ -6344,6 +6346,9 @@ static TypeTableEntry *ir_analyze_negation(IrAnalyze *ira, IrInstructionUnOp *un
}
return expr_type;
}
ir_build_un_op_from(&ira->new_irb, &un_op_instruction->base, un_op_instruction->op_id, value);
return expr_type;
}
const char *fmt = is_wrap_op ? "invalid wrapping negation type: '%s'" : "invalid negation type: '%s'";