diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/llvm.txt | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/doc/llvm.txt b/doc/llvm.txt index 811e45c..cb18b58 100644 --- a/doc/llvm.txt +++ b/doc/llvm.txt @@ -6,8 +6,7 @@ Both QBE and LLVM are compiler backends using an SSA representation. This document will explain why LLVM does not make QBE a redundant project. Obviously, -everything following is probably biased, because -written by me. +everything following is biased, because written by me. - Scope ------- @@ -20,8 +19,8 @@ than LLVM. It does not address all the problems faced when conceiving an industry-grade language. If you are toying with some language ideas, using LLVM will - be like hauling your backpack in a truck, but using - QBE will feel more like biking. + be like hauling your backpack with a truck, but + using QBE will feel more like riding a bicycle. * QBE is about the first 70%, not the last 30%. @@ -42,7 +41,7 @@ than LLVM. a uniform format after each pass. On my Core 2 Duo machine, QBE compiles in half a - second. + second (without optimizations). - Features ---------- @@ -93,7 +92,7 @@ are a few things provided in QBE to consider. Because QBE makes a much lighter use of types, the IL is more readable and shorter. It can of course be - argued back that correctness of QBE is jeoparadized, + argued back that the correctness of QBE is jeoparadized, but remember that, in practice, the large amount - of casts necessary in LLVM IL is compromizing the + of casts necessary in LLVM IL is undermining the overall effectiveness of the type system. |