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printf var args proof of concept

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See #167

Need to troubleshoot when we send 2 slices to printf. It goes
into an infinite loop.

This commit introduces 4 builtin functions:

 * `@isInteger`
 * `@isFloat`
 * `@canImplictCast`
 * `@typeName`
This commit is contained in:
Andrew Kelley
2017-01-24 01:58:20 -05:00
parent 32d8686da8
commit 4b3f18de3c
9 changed files with 412 additions and 38 deletions
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7
src/codegen.cpp
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@@ -2279,6 +2279,9 @@ static LLVMValueRef ir_render_instruction(CodeGen *g, IrExecutable *executable,
case IrInstructionIdTestComptime:
case IrInstructionIdGeneratedCode:
case IrInstructionIdCheckSwitchProngs:
case IrInstructionIdTestType:
case IrInstructionIdTypeName:
case IrInstructionIdCanImplicitCast:
zig_unreachable();
case IrInstructionIdReturn:
return ir_render_return(g, executable, (IrInstructionReturn *)instruction);
@@ -3652,6 +3655,10 @@ static void define_builtin_fns(CodeGen *g) {
create_builtin_fn(g, BuiltinFnIdImport, "import", 1);
create_builtin_fn(g, BuiltinFnIdCImport, "cImport", 1);
create_builtin_fn(g, BuiltinFnIdErrName, "errorName", 1);
create_builtin_fn(g, BuiltinFnIdTypeName, "typeName", 1);
create_builtin_fn(g, BuiltinFnIdIsInteger, "isInteger", 1);
create_builtin_fn(g, BuiltinFnIdIsFloat, "isFloat", 1);
create_builtin_fn(g, BuiltinFnIdCanImplicitCast, "canImplicitCast", 2);
create_builtin_fn(g, BuiltinFnIdEmbedFile, "embedFile", 1);
create_builtin_fn(g, BuiltinFnIdCmpExchange, "cmpxchg", 5);
create_builtin_fn(g, BuiltinFnIdFence, "fence", 1);