[gcc r13-3267] LoongArch: Fixed a bug in the loongarch architecture of libitm package.

[gcc r13-3267] LoongArch: Fixed a bug in the loongarch architecture of libitm package.

[LuluCheng]

https://gcc.gnu.org/g:7c059880fca175589efc8e06ef458020a005658d

commit r13-3267-g7c059880fca175589efc8e06ef458020a005658d
Author: Lulu Cheng <chenglulu@loongson.cn>
Date:   Wed Oct 12 11:02:11 2022 +0800

    LoongArch: Fixed a bug in the loongarch architecture of libitm package.
    
    Add a soft floating point condition to the register recovery part of the code.
    
    libitm/ChangeLog:
    
            * config/loongarch/sjlj.S: Add a soft floating point condition to the
            register recovery part of the code.

Diff:
---
 libitm/config/loongarch/sjlj.S | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libitm/config/loongarch/sjlj.S b/libitm/config/loongarch/sjlj.S
index a5f9fadde34..f896e400e6a 100644
--- a/libitm/config/loongarch/sjlj.S
+++ b/libitm/config/loongarch/sjlj.S
@@ -104,6 +104,8 @@ GTM_longjmp:
         GPR_L  $s7, $r5, 10*SZ_GPR
         GPR_L  $s8, $r5, 11*SZ_GPR
 
+#if !defined(__loongarch_soft_float)
+        /* Callee-saved scratch FPRs (f24-f31) */
         FPR_L  $f24, $r5, 12*SZ_GPR + 0*SZ_FPR
         FPR_L  $f25, $r5, 12*SZ_GPR + 1*SZ_FPR
         FPR_L  $f26, $r5, 12*SZ_GPR + 2*SZ_FPR
@@ -112,6 +114,7 @@ GTM_longjmp:
         FPR_L  $f29, $r5, 12*SZ_GPR + 5*SZ_FPR
         FPR_L  $f30, $r5, 12*SZ_GPR + 6*SZ_FPR
         FPR_L  $f31, $r5, 12*SZ_GPR + 7*SZ_FPR
+#endif
 
         GPR_L  $r7, $r5, 2*SZ_GPR
         GPR_L  $fp, $r5, 0*SZ_GPR