[PATCH] libc: arm: setjmp.S code cleanup

Victor L. Do Nascimento victor.donascimento@arm.com
Wed Dec 14 16:46:33 GMT 2022


The code for setjmp and longjmp contains unconditionally-disabled
legacy FPA code.

Given the code is not used by any targets, remove the code.
---
 newlib/libc/machine/arm/setjmp.S | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/newlib/libc/machine/arm/setjmp.S b/newlib/libc/machine/arm/setjmp.S
index 4cf0a8e3f..d814afea8 100644
--- a/newlib/libc/machine/arm/setjmp.S
+++ b/newlib/libc/machine/arm/setjmp.S
@@ -182,12 +182,6 @@ SYM (\name):
 	vstm		r0, { d8-d15 }
 #endif
 
-#if 0	/* Simulator does not cope with FP instructions yet.  */
-#ifndef __SOFTFP__
-	/* Save the floating point registers.  */
-	sfmea		f4, 4, [a1]
-#endif
-#endif
 	/* When setting up the jump buffer return 0.  */
 	mov		r0, #0
 
@@ -212,12 +206,6 @@ SYM (\name):
 	vldm		r0, { d8-d15 }
 #endif
 
-#if 0	/* Simulator does not cope with FP instructions yet.  */
-#ifndef __SOFTFP__
-	/* Restore floating point registers as well.  */
-	lfmfd		f4, 4, [a1]
-#endif
-#endif
 	/* Put the return value into the integer result register.
 	   But if it is zero then return 1 instead.  */
 	movs		r0, r1
-- 
2.36.1


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