[FFmpeg-cvslog] checkasm/riscv: add forward-edge CFI landing pads
Rémi Denis-Courmont
git at videolan.org
Thu Jul 25 23:11:33 EEST 2024
ffmpeg | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Mon Jul 22 22:17:40 2024 +0300| [7dde8be29fb7e27f2026e0d48d76eabc760de638] | committer: Rémi Denis-Courmont
checkasm/riscv: add forward-edge CFI landing pads
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7dde8be29fb7e27f2026e0d48d76eabc760de638
---
tests/checkasm/riscv/checkasm.S | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/tests/checkasm/riscv/checkasm.S b/tests/checkasm/riscv/checkasm.S
index 73ca85f344..835cc7d315 100644
--- a/tests/checkasm/riscv/checkasm.S
+++ b/tests/checkasm/riscv/checkasm.S
@@ -49,6 +49,7 @@ saved_regs:
.endr
func checkasm_set_function
+ lpad 0
la.tls.ie t0, checked_func
add t0, tp, t0
sd a0, (t0)
@@ -56,6 +57,7 @@ func checkasm_set_function
endfunc
func checkasm_get_wrapper, v
+ lpad 0
addi sp, sp, -16
sd fp, (sp)
sd ra, 8(sp)
@@ -74,6 +76,7 @@ func checkasm_get_wrapper, v
ret
2: /* <-- Entry point with the Vector extension --> */
+ lpad 0
/* Clobber the vectors */
vsetvli t0, zero, e32, m8, ta, ma
li t0, 0xdeadbeef
@@ -90,6 +93,7 @@ func checkasm_get_wrapper, v
csrwi vxsat, 1 /* Saturation: encountered */
3: /* <-- Entry point without the Vector extension --> */
+ lpad 0
/* Save RA, unallocatable and callee-saved registers */
la.tls.ie t0, saved_regs
add t0, tp, t0
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