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| author | Jim Wilson <jimw@sifive.com> | 2020-02-08 13:57:36 -0800 |
|---|---|---|
| committer | Jim Wilson <jimw@sifive.com> | 2020-02-08 13:57:36 -0800 |
| commit | b780f68e025b2cf5631183e199ebf672ea463af6 (patch) | |
| tree | b9ec58ed666f0e5c8b6f3684cedb66b57a108aa6 /gcc/recog.c | |
| parent | aaa26bf496a646778ac861aed124d960b5bf549f (diff) | |
| download | gcc-b780f68e025b2cf5631183e199ebf672ea463af6.zip gcc-b780f68e025b2cf5631183e199ebf672ea463af6.tar.gz gcc-b780f68e025b2cf5631183e199ebf672ea463af6.tar.bz2 | |
RISC-V: Improve caller-save code generation.
Avoid paradoxical subregs when caller save. This reduces stack frame size
due to smaller loads and stores, and more frequent rematerialization.
PR target/93532
* config/riscv/riscv.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
Diffstat (limited to 'gcc/recog.c')
0 files changed, 0 insertions, 0 deletions