hare

commit a129bf33fda5f38248a33c7181752fb018b6bb4a
parent b9b10bd637c502b328c8028ce79070bc3b04481f
Author: Drew DeVault <sir@cmpwn.com>
Date:   Tue,  2 Jan 2024 13:24:40 +0100

rt: remove backtrace functionality

Implemented better in debug::

Signed-off-by: Drew DeVault <sir@cmpwn.com>

Diffstat:
D
rt/+aarch64/backtrace.ha
 | 
18
------------------
D
rt/+aarch64/getfp.s
 | 
6
------
D
rt/+riscv64/backtrace.ha
 | 
17
-----------------
D
rt/+riscv64/getfp.s
 | 
6
------
D
rt/+x86_64/backtrace.ha
 | 
17
-----------------
D
rt/+x86_64/getfp.s
 | 
7
-------

6 files changed, 0 insertions(+), 71 deletions(-)
diff --git a/rt/+aarch64/backtrace.ha b/rt/+aarch64/backtrace.ha
@@ -1,18 +0,0 @@
-// SPDX-License-Identifier: MPL-2.0
-// (c) Hare authors <https://harelang.org>
-
-fn getfp() *frame;
-
-// Details for a stack frame. A null address indicates that you've reached the
-// top of the stack. Contents are architecture-specific.
-export type frame = struct {
-	fp: nullable *frame,
-	lr: nullable *opaque,
-};
-
-// Returns the caller's stack frame. Call [[nextframe]] to walk the stack.
-export fn backtrace() frame = *getfp();
-
-// Returns the frame above the current frame. The current frame must contain a
-// non-nullable address.
-export fn nextframe(sframe: frame) frame = *(sframe.fp as *frame);
diff --git a/rt/+aarch64/getfp.s b/rt/+aarch64/getfp.s
@@ -1,6 +0,0 @@
-.section ".text.rt.getfp","ax"
-.global rt.getfp
-.type rt.getfp,@function
-rt.getfp:
-	mov x0, x29
-	ret
diff --git a/rt/+riscv64/backtrace.ha b/rt/+riscv64/backtrace.ha
@@ -1,17 +0,0 @@
-// SPDX-License-Identifier: MPL-2.0
-// (c) Hare authors <https://harelang.org>
-
-fn getfp() *frame;
-
-// Details for a stack frame. A null address indicates that you've reached the
-// top of the stack. Contents are architecture-specific.
-export type frame = struct {
-	addr: nullable *frame,
-};
-
-// Returns the caller's stack frame. Call [[nextframe]] to walk the stack.
-export fn backtrace() frame = *getfp();
-
-// Returns the frame above the current frame. The current frame must contain a
-// non-nullable address.
-export fn nextframe(sframe: frame) frame = *(sframe.addr as *frame);
diff --git a/rt/+riscv64/getfp.s b/rt/+riscv64/getfp.s
@@ -1,6 +0,0 @@
-.section ".text.rt.getfp","ax"
-.global rt.getfp
-.type rt.getfp,@function
-rt.getfp:
-	mv a0, fp
-	ret
diff --git a/rt/+x86_64/backtrace.ha b/rt/+x86_64/backtrace.ha
@@ -1,17 +0,0 @@
-// SPDX-License-Identifier: MPL-2.0
-// (c) Hare authors <https://harelang.org>
-
-fn getfp() *frame;
-
-// Details for a stack frame. A null address indicates that you've reached the
-// top of the stack. Contents are architecture-specific.
-export type frame = struct {
-	addr: nullable *frame,
-};
-
-// Returns the caller's stack frame. Call [[nextframe]] to walk the stack.
-export fn backtrace() frame = *getfp();
-
-// Returns the frame above the current frame. The current frame must contain a
-// non-nullable address.
-export fn nextframe(sframe: frame) frame = *(sframe.addr as *frame);
diff --git a/rt/+x86_64/getfp.s b/rt/+x86_64/getfp.s
@@ -1,7 +0,0 @@
-.section ".text.rt.getfp","ax"
-.global rt.getfp
-.type rt.getfp,@function
-rt.getfp:
-	endbr64
-	mov (%rbp),%rax
-	ret