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authorTom Tromey <tromey@adacore.com>2022-05-03 11:23:47 -0600
committerTom Tromey <tromey@adacore.com>2022-06-14 09:08:29 -0600
commit2808125fbb5f9c55f52e863283b7f1c5f0ef1a65 (patch)
tree4074fd934a330a0310876a3fe3ae9aaff81239d0 /gdb
parentedb6b77c755545afb969fcebfa900b07a4b93c94 (diff)
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Fix bugs in aarch64-ravenscar-thread.c
We found a few bugs in aarch64-ravenscar-thread.c. First, some of the register offsets were incorrect. The "bb-runtimes" file for this runtime had the wrong offsets in comments, which GDB took to be correct. However, those comments didn't account for alignment. This patch adjusts the offsets. Next, the "FPU Saved field" is not a register -- it is an implementation detail of the runtime. This is removed. Finally, I think the FP registers are actually named V0-V31, and the "Q" names are pseudo-registers. This patch fixes the comment.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/aarch64-ravenscar-thread.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/gdb/aarch64-ravenscar-thread.c b/gdb/aarch64-ravenscar-thread.c
index a60471d..dc35537 100644
--- a/gdb/aarch64-ravenscar-thread.c
+++ b/gdb/aarch64-ravenscar-thread.c
@@ -47,21 +47,18 @@ static const int aarch64_context_offsets[] =
80, 88, 96, 88,
NO_OFFSET,
- /* Q0 - Q31 */
- 112, 128, 144, 160,
- 176, 192, 208, 224,
- 240, 256, 272, 288,
- 304, 320, 336, 352,
- 368, 384, 400, 416,
- 432, 448, 464, 480,
- 496, 512, 528, 544,
- 560, 576, 592, 608,
+ /* V0 - V31 */
+ 128, 144, 160, 176,
+ 192, 208, 224, 240,
+ 256, 272, 288, 304,
+ 320, 336, 352, 368,
+ 384, 400, 416, 432,
+ 448, 464, 480, 496,
+ 512, 528, 544, 560,
+ 576, 592, 608, 624,
/* FPSR, FPCR */
- 104, 108,
-
- /* FPU Saved field */
- 624
+ 112, 116,
};
/* The register layout info. */