I have reverted those 2 commits:
https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=960c2620db254a1edc2cd61e608df73073b3de0d 
https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=b3ec98d458f2b285bb7b3fa4fcd93fd830fee069 





juzhe.zhong@rivai.ai
 
From: Palmer Dabbelt
Date: 2024-01-05 11:24
To: juzhe.zhong
CC: gcc-patches; Kito Cheng; Kito.cheng
Subject: Re: [committed] RISC-V: Add crypto vector builtin function.
On Thu, 04 Jan 2024 19:17:21 PST (-0800), juzhe.zhong@rivai.ai wrote:
> Hi, Wang Feng.
> 
> Your patch has some ICEs:
> FAIL: gcc.target/riscv/rvv/base/zvbc-intrinsic.c (internal compiler error: RTL check: expected code 'const_int', have 'reg' in vlmax_avl_type_p, at config/riscv/riscv-v.cc:4930)
> FAIL: gcc.target/riscv/rvv/base/zvbc-intrinsic.c (test for excess errors)
> FAIL: gcc.target/riscv/rvv/base/zvbc_vx_constraint-1.c (internal compiler error: RTL check: expected code 'const_int', have 'reg' in vlmax_avl_type_p, at config/riscv/riscv-v.cc:4930)
> FAIL: gcc.target/riscv/rvv/base/zvbc_vx_constraint-1.c (test for excess errors)
> FAIL: gcc.target/riscv/rvv/base/zvbc_vx_constraint-2.c (internal compiler error: RTL check: expected code 'const_int', have 'reg' in vlmax_avl_type_p, at config/riscv/riscv-v.cc:4930)
> FAIL: gcc.target/riscv/rvv/base/zvbc_vx_constraint-2.c (test for excess errors)
 
So let's just revert it, it doesn't even look like it was reviewed.  
We've set a really bad precedent here where we're just merging a bunch 
of unreviewed code and sorting out the regressions in trunk, that's not 
the right way to do things.
 
> 
> I suspect you didn't enable rtl check in the regression:
> 
> ../../configure --enable-gcc-checking=rtl.
> Plz enable rtl check in the regression tests.
> 
> 
> 
> juzhe.zhong@rivai.ai