motiejus/zig
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better bigint/bigfloat implementation

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This commit is contained in:
Andrew Kelley
2017-06-26 14:41:47 -04:00
parent 3e8af78895
commit d1e68c3ca8
25 changed files with 2098 additions and 1146 deletions
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31
src/ast_render.cpp
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@@ -182,8 +182,10 @@ static const char *node_type_str(NodeType node_type) {
return "ErrorValueDecl";
case NodeTypeTestDecl:
return "TestDecl";
case NodeTypeNumberLiteral:
return "NumberLiteral";
case NodeTypeIntLiteral:
return "IntLiteral";
case NodeTypeFloatLiteral:
return "FloatLiteral";
case NodeTypeStringLiteral:
return "StringLiteral";
case NodeTypeCharLiteral:
@@ -536,17 +538,20 @@ static void render_node_extra(AstRender *ar, AstNode *node, bool grouped) {
render_node_ungrouped(ar, node->data.bin_op_expr.op2);
if (!grouped) fprintf(ar->f, ")");
break;
case NodeTypeNumberLiteral:
switch (node->data.number_literal.bignum->kind) {
case BigNumKindInt:
{
const char *negative_str = node->data.number_literal.bignum->is_negative ? "-" : "";
fprintf(ar->f, "%s%" ZIG_PRI_llu, negative_str, node->data.number_literal.bignum->data.x_uint);
}
break;
case BigNumKindFloat:
fprintf(ar->f, "%f", node->data.number_literal.bignum->data.x_float);
break;
case NodeTypeFloatLiteral:
{
Buf rendered_buf = BUF_INIT;
buf_resize(&rendered_buf, 0);
bigfloat_write_buf(&rendered_buf, node->data.float_literal.bigfloat);
fprintf(ar->f, "%s", buf_ptr(&rendered_buf));
}
break;
case NodeTypeIntLiteral:
{
Buf rendered_buf = BUF_INIT;
buf_resize(&rendered_buf, 0);
bigint_write_buf(&rendered_buf, node->data.int_literal.bigint, 10);
fprintf(ar->f, "%s", buf_ptr(&rendered_buf));
}
break;
case NodeTypeStringLiteral: