Author: arichardson
Date: Thu Nov 26 17:37:22 2020
New Revision: 368070
URL: https://svnweb.freebsd.org/changeset/base/368070
Log:
Add .cfi_{start,end}proc for RISC-V assembly functions
This allows GDB to print more useful backtraces when setting a breakpoint
on an assembly function.
Reviewed By: jhb
Differential Revision: https://reviews.freebsd.org/D27177
Modified:
head/sys/riscv/include/asm.h
Modified: head/sys/riscv/include/asm.h
==============================================================================
--- head/sys/riscv/include/asm.h Thu Nov 26 17:29:16 2020
(r368069)
+++ head/sys/riscv/include/asm.h Thu Nov 26 17:37:22 2020
(r368070)
@@ -47,8 +47,8 @@
#define _C_LABEL(x) x
#define ENTRY(sym) \
- .text; .globl sym; .type sym,@function; .align 4; sym:
-#define END(sym) .size sym, . - sym
+ .text; .globl sym; .type sym,@function; .align 4; sym: .cfi_startproc;
+#define END(sym) .cfi_endproc; .size sym, . - sym
#define EENTRY(sym) \
.globl sym; sym:
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