diff mbox series

x86-64: Return 10_REG if there is no scratch register

Message ID 20240206185724.65299-1-hjl.tools@gmail.com
State New
Headers show
Series x86-64: Return 10_REG if there is no scratch register | expand

Commit Message

H.J. Lu Feb. 6, 2024, 6:57 p.m. UTC 
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.
---
 gcc/config/i386/i386.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Jakub Jelinek Feb. 6, 2024, 6:59 p.m. UTC | #1 
On Tue, Feb 06, 2024 at 10:57:24AM -0800, H.J. Lu wrote:
> 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.

Ok, thanks.

	Jakub
diff mbox series

Patch

diff --git a/gcc/config/i386/i386.cc b/gcc/config/i386/i386.cc
index f02c6c02ac6..10bd5347dcf 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