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* [gcc r14-8831] x86-64: Return 10_REG if there is no scratch register
@ 2024-02-06 19:03 H.J. Lu
  0 siblings, 0 replies; only message in thread
From: H.J. Lu @ 2024-02-06 19:03 UTC (permalink / raw)
  To: gcc-cvs

https://gcc.gnu.org/g:f2a060820c24724bb48ee006d257c449e4d94b72

commit r14-8831-gf2a060820c24724bb48ee006d257c449e4d94b72
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Tue Feb 6 10:57:24 2024 -0800

    x86-64: Return 10_REG if there is no scratch register
    
    If we can't find a scratch register for large model profiling, return
    R10_REG.
    
            PR target/113689
            * config/i386/i386.cc (x86_64_select_profile_regnum): Return
            R10_REG after sorry.

Diff:
---
 gcc/config/i386/i386.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/i386/i386.cc b/gcc/config/i386/i386.cc
index f02c6c02ac62..10bd5347dcff 100644
--- a/gcc/config/i386/i386.cc
+++ b/gcc/config/i386/i386.cc
@@ -22788,7 +22788,7 @@ x86_64_select_profile_regnum (bool r11_ok ATTRIBUTE_UNUSED)
   sorry ("no register available for profiling %<-mcmodel=large%s%>",
 	 ix86_cmodel == CM_LARGE_PIC ? " -fPIC" : "");
 
-  return INVALID_REGNUM;
+  return R10_REG;
 }
 
 /* Output assembler code to FILE to increment profiler label # LABELNO

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