* [PATCH] [AArch64] Fix FFR register size for core files.
@ 2021-06-24 17:25 Luis Machado
0 siblings, 0 replies; only message in thread
From: Luis Machado @ 2021-06-24 17:25 UTC (permalink / raw)
To: gdb-patches
The FFR register has a size of VL bits, not 32 bits.
This causes issues when writing core files with the gcore command and when
reading them. The FFR register sometimes shows up with garbage data.
gdb/ChangeLog:
2021-06-24 Luis Machado <luis.machado@linaro.org>
* aarch64-linux-tdep.c
(aarch64_linux_iterate_over_regset_sections): Fix FFR register size.
---
gdb/aarch64-linux-tdep.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gdb/aarch64-linux-tdep.c b/gdb/aarch64-linux-tdep.c
index d541c6a32d0..167035275a4 100644
--- a/gdb/aarch64-linux-tdep.c
+++ b/gdb/aarch64-linux-tdep.c
@@ -687,7 +687,7 @@ aarch64_linux_iterate_over_regset_sections (struct gdbarch *gdbarch,
{
{ 32, AARCH64_SVE_Z0_REGNUM, (int) (tdep->vq * 16) },
{ 16, AARCH64_SVE_P0_REGNUM, (int) (tdep->vq * 16 / 8) },
- { 1, AARCH64_SVE_FFR_REGNUM, 4 },
+ { 1, AARCH64_SVE_FFR_REGNUM, (int) (tdep->vq * 16 / 8) },
{ 1, AARCH64_FPSR_REGNUM, 4 },
{ 1, AARCH64_FPCR_REGNUM, 4 },
{ 0 }
--
2.25.1
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