[PATCH v1] LoongArch: Fix bug for tmpdir-g++.dg-struct-layout-1/t033.

[PATCH v1] LoongArch: Fix bug for tmpdir-g++.dg-struct-layout-1/t033.

[Lulu Cheng]

From: chenglulu <chenglulu@loongson.cn>

gcc/ChangeLog:

	* config/loongarch/loongarch.cc: Fix bug for
	tmpdir-g++.dg-struct-layout-1/t033.
---
 gcc/config/loongarch/loongarch.cc | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/gcc/config/loongarch/loongarch.cc b/gcc/config/loongarch/loongarch.cc
index 6e24111a79d..f22150a60cc 100644
--- a/gcc/config/loongarch/loongarch.cc
+++ b/gcc/config/loongarch/loongarch.cc
@@ -473,13 +473,14 @@ loongarch_pass_aggregate_in_fpr_and_gpr_p (const_tree type,
 
 static rtx
 loongarch_pass_fpr_single (machine_mode type_mode, unsigned regno,
-			   machine_mode value_mode)
+			   machine_mode value_mode,
+			   HOST_WIDE_INT offset)
 {
   rtx x = gen_rtx_REG (value_mode, regno);
 
   if (type_mode != value_mode)
     {
-      x = gen_rtx_EXPR_LIST (VOIDmode, x, const0_rtx);
+      x = gen_rtx_EXPR_LIST (VOIDmode, x, GEN_INT (offset));
       x = gen_rtx_PARALLEL (type_mode, gen_rtvec (1, x));
     }
   return x;
@@ -539,7 +540,8 @@ loongarch_get_arg_info (struct loongarch_arg_info *info,
 	  {
 	  case 1:
 	    return loongarch_pass_fpr_single (mode, fregno,
-					      TYPE_MODE (fields[0].type));
+					      TYPE_MODE (fields[0].type),
+					      fields[0].offset);
 
 	  case 2:
 	    return loongarch_pass_fpr_pair (mode, fregno,
-- 
2.31.1

Re: [PATCH v1] LoongArch: Fix bug for tmpdir-g++.dg-struct-layout-1/t033.

[Lulu Cheng]

Hi,all: This patch has been merged into the master branch. Thanks! Lulu 
Cheng 在 2022/4/11 下午3:08, Lulu Cheng 写道:

> From: chenglulu <chenglulu@loongson.cn>
>
> gcc/ChangeLog:
>
> 	* config/loongarch/loongarch.cc: Fix bug for
> 	tmpdir-g++.dg-struct-layout-1/t033.
> ---
>   gcc/config/loongarch/loongarch.cc | 8 +++++---
>   1 file changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/gcc/config/loongarch/loongarch.cc b/gcc/config/loongarch/loongarch.cc
> index 6e24111a79d..f22150a60cc 100644
> --- a/gcc/config/loongarch/loongarch.cc
> +++ b/gcc/config/loongarch/loongarch.cc
> @@ -473,13 +473,14 @@ loongarch_pass_aggregate_in_fpr_and_gpr_p (const_tree type,
>   
>   static rtx
>   loongarch_pass_fpr_single (machine_mode type_mode, unsigned regno,
> -			   machine_mode value_mode)
> +			   machine_mode value_mode,
> +			   HOST_WIDE_INT offset)
>   {
>     rtx x = gen_rtx_REG (value_mode, regno);
>   
>     if (type_mode != value_mode)
>       {
> -      x = gen_rtx_EXPR_LIST (VOIDmode, x, const0_rtx);
> +      x = gen_rtx_EXPR_LIST (VOIDmode, x, GEN_INT (offset));
>         x = gen_rtx_PARALLEL (type_mode, gen_rtvec (1, x));
>       }
>     return x;
> @@ -539,7 +540,8 @@ loongarch_get_arg_info (struct loongarch_arg_info *info,
>   	  {
>   	  case 1:
>   	    return loongarch_pass_fpr_single (mode, fregno,
> -					      TYPE_MODE (fields[0].type));
> +					      TYPE_MODE (fields[0].type),
> +					      fields[0].offset);
>   
>   	  case 2:
>   	    return loongarch_pass_fpr_pair (mode, fregno,