forked from lix-project/lix
f491ae97d4
EvalState::eval(). This gives a 12% speedup on ‘nix-instantiate /etc/nixos/nixos/ -A system --readonly-mode’ (from 1.01s to 0.89s).
62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
#ifndef __EVAL_INLINE_H
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#define __EVAL_INLINE_H
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#include "eval.hh"
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#define LocalNoInline(f) static f __attribute__((noinline)); f
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#define LocalNoInlineNoReturn(f) static f __attribute__((noinline, noreturn)); f
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namespace nix {
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LocalNoInlineNoReturn(void throwEvalError(const char * s))
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{
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throw EvalError(s);
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}
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LocalNoInlineNoReturn(void throwTypeError(const char * s, const string & s2))
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{
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throw TypeError(format(s) % s2);
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}
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void EvalState::forceValue(Value & v)
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{
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if (v.type == tThunk) {
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ValueType saved = v.type;
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try {
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v.type = tBlackhole;
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//checkInterrupt();
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v.thunk.expr->eval(*this, *v.thunk.env, v);
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} catch (Error & e) {
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v.type = saved;
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throw;
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}
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}
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else if (v.type == tApp)
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callFunction(*v.app.left, *v.app.right, v);
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else if (v.type == tBlackhole)
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throwEvalError("infinite recursion encountered");
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}
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inline void EvalState::forceAttrs(Value & v)
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{
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forceValue(v);
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if (v.type != tAttrs)
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throwTypeError("value is %1% while an attribute set was expected", showType(v));
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}
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inline void EvalState::forceList(Value & v)
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{
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forceValue(v);
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if (v.type != tList)
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throwTypeError("value is %1% while a list was expected", showType(v));
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}
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}
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#endif /* !__EVAL_INLINE_H */
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