Thanks Kito, sent v2 for addressing comments.
Pan
-Original Message-
From: Kito Cheng
Sent: Monday, April 29, 2024 2:37 PM
To: juzhe.zh...@rivai.ai
Cc: Li, Pan2 ; gcc-patches
Subject: Re: [PATCH v1] RISC-V: Fix ICE for legitimize move on subreg
const_poly_move
> diff --git a/
> diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc
> index 0519e0679ed..bad23ea487f 100644
> --- a/gcc/config/riscv/riscv.cc
> +++ b/gcc/config/riscv/riscv.cc
> @@ -2786,6 +2786,44 @@ riscv_v_adjust_scalable_frame (rtx target, poly_int64
> offset, bool epilogue)
>REG_NOTES
LGTM from my side. But give kito more time chime in.
juzhe.zh...@rivai.ai
From: pan2.li
Date: 2024-04-28 11:53
To: gcc-patches
CC: juzhe.zhong; kito.cheng; Pan Li
Subject: [PATCH v1] RISC-V: Fix ICE for legitimize move on subreg
const_poly_move
From: Pan Li
When we build with isl
From: Pan Li
When we build with isl, there will be a ICE for graphite in both
the c/c++ and fortran. The legitimize move cannot take care of
below rtl.
(set (subreg:DI (reg:TI 237) 8) (subreg:DI (const_poly_int:TI [4, 2]) 8))
Then we will have ice similar to below:
internal compiler error:
