This will make it easier to isolate changes in subsequent patches.
gcc/libgcc/ChangeLog:
2022-10-09 Daniel Engel <gnu@danielengel.com>
* config/arm/bpabi-v6m.S (__aeabi_lcmp, __aeabi_ulcmp): Moved to ...
* config/arm/eabi/lcmp.S: New file.
* config/arm/lib1funcs.S: #include eabi/lcmp.S.
---
libgcc/config/arm/bpabi-v6m.S | 46 ----------------------
libgcc/config/arm/eabi/lcmp.S | 73 +++++++++++++++++++++++++++++++++++
libgcc/config/arm/lib1funcs.S | 1 +
3 files changed, 74 insertions(+), 46 deletions(-)
create mode 100644 libgcc/config/arm/eabi/lcmp.S
@@ -33,52 +33,6 @@
.eabi_attribute 25, 1
#endif /* __ARM_EABI__ */
-#ifdef L_aeabi_lcmp
-
-FUNC_START aeabi_lcmp
- cmp xxh, yyh
- beq 1f
- bgt 2f
- movs r0, #1
- negs r0, r0
- RET
-2:
- movs r0, #1
- RET
-1:
- subs r0, xxl, yyl
- beq 1f
- bhi 2f
- movs r0, #1
- negs r0, r0
- RET
-2:
- movs r0, #1
-1:
- RET
- FUNC_END aeabi_lcmp
-
-#endif /* L_aeabi_lcmp */
-
-#ifdef L_aeabi_ulcmp
-
-FUNC_START aeabi_ulcmp
- cmp xxh, yyh
- bne 1f
- subs r0, xxl, yyl
- beq 2f
-1:
- bcs 1f
- movs r0, #1
- negs r0, r0
- RET
-1:
- movs r0, #1
-2:
- RET
- FUNC_END aeabi_ulcmp
-
-#endif /* L_aeabi_ulcmp */
.macro test_div_by_zero signed
cmp yyh, #0
new file mode 100644
@@ -0,0 +1,73 @@
+/* Miscellaneous BPABI functions. Thumb-1 implementation, suitable for ARMv4T,
+ ARMv6-M and ARMv8-M Baseline like ISA variants.
+
+ Copyright (C) 2006-2020 Free Software Foundation, Inc.
+ Contributed by CodeSourcery.
+
+ This file is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by the
+ Free Software Foundation; either version 3, or (at your option) any
+ later version.
+
+ This file is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ Under Section 7 of GPL version 3, you are granted additional
+ permissions described in the GCC Runtime Library Exception, version
+ 3.1, as published by the Free Software Foundation.
+
+ You should have received a copy of the GNU General Public License and
+ a copy of the GCC Runtime Library Exception along with this program;
+ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+
+#ifdef L_aeabi_lcmp
+
+FUNC_START aeabi_lcmp
+ cmp xxh, yyh
+ beq 1f
+ bgt 2f
+ movs r0, #1
+ negs r0, r0
+ RET
+2:
+ movs r0, #1
+ RET
+1:
+ subs r0, xxl, yyl
+ beq 1f
+ bhi 2f
+ movs r0, #1
+ negs r0, r0
+ RET
+2:
+ movs r0, #1
+1:
+ RET
+ FUNC_END aeabi_lcmp
+
+#endif /* L_aeabi_lcmp */
+
+#ifdef L_aeabi_ulcmp
+
+FUNC_START aeabi_ulcmp
+ cmp xxh, yyh
+ bne 1f
+ subs r0, xxl, yyl
+ beq 2f
+1:
+ bcs 1f
+ movs r0, #1
+ negs r0, r0
+ RET
+1:
+ movs r0, #1
+2:
+ RET
+ FUNC_END aeabi_ulcmp
+
+#endif /* L_aeabi_ulcmp */
+
@@ -1991,5 +1991,6 @@ LSYM(Lchange_\register):
#include "bpabi.S"
#else /* NOT_ISA_TARGET_32BIT */
#include "bpabi-v6m.S"
+#include "eabi/lcmp.S"
#endif /* NOT_ISA_TARGET_32BIT */
#endif /* !__symbian__ */