search for: rgvhjk

Displaying 3 results from an estimated 3 matches for "rgvhjk".

Questions about jump threading optimization and what we can do
2020 Feb 03
2
Questions about jump threading optimization and what we can do
...lly about needing to be as good as gcc, it's more that I wonder why the same concept with just two if-else blocks gets optimized yet more doesn't. > An interesting point to make is that I don't think it's jump threading optimizing the original example fully: https://godbolt.org/z/rGvHJk > > -Karl > > On Mon, Feb 3, 2020 at 12:29 PM Michael Kruse <llvmdev at meinersbur.de> wrote: >> >> How does the code you would like to have look like? I don't see a >> relevant difference compared to gcc: >> https://godbolt.org/z/F-oah4 >> (clang...
Questions about jump threading optimization and what we can do
2020 Feb 03
2
Questions about jump threading optimization and what we can do
How does the code you would like to have look like? I don't see a relevant difference compared to gcc: https://godbolt.org/z/F-oah4 (clang unnecessarily introduces another temporary register, but that seems unrelated) Michael Am So., 2. Feb. 2020 um 18:24 Uhr schrieb Karl Rehm via llvm-dev <llvm-dev at lists.llvm.org>: > > Here's a better example. https://godbolt.org/z/fpTyFS
Questions about jump threading optimization and what we can do
2020 Feb 03
2
Questions about jump threading optimization and what we can do
...cc, it's more that I >> wonder why the same concept with just two if-else blocks gets optimized yet >> more doesn't. >> > An interesting point to make is that I don't think it's jump threading >> optimizing the original example fully: https://godbolt.org/z/rGvHJk >> > >> > -Karl >> > >> > On Mon, Feb 3, 2020 at 12:29 PM Michael Kruse <llvmdev at meinersbur.de> >> wrote: >> >> >> >> How does the code you would like to have look like? I don't see a >> >> relevant differenc...