| Brad Bishop | 286d45c | 2018-10-02 15:21:57 -0400 | [diff] [blame^] | 1 | From fb2af2fffb673dbb14d743c8da94c4a83b71c792 Mon Sep 17 00:00:00 2001 |
| 2 | From: David Holsgrove <david.holsgrove@xilinx.com> |
| 3 | Date: Mon, 26 Nov 2012 17:39:17 +1000 |
| 4 | Subject: [PATCH 07/16] [Patch, microblaze]: Add slr and shr regs and |
| 5 | little-endian breakpoint |
| 6 | |
| 7 | Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com> |
| 8 | Upstream-Status: Pending |
| 9 | --- |
| 10 | gdb/microblaze-tdep.c | 10 ++++++++-- |
| 11 | gdb/microblaze-tdep.h | 6 ++++-- |
| 12 | gdb/regformats/reg-microblaze.dat | 2 ++ |
| 13 | 3 files changed, 14 insertions(+), 4 deletions(-) |
| 14 | |
| 15 | diff --git a/gdb/microblaze-tdep.c b/gdb/microblaze-tdep.c |
| 16 | index 1c6dbfe..0ce4947 100644 |
| 17 | --- a/gdb/microblaze-tdep.c |
| 18 | +++ b/gdb/microblaze-tdep.c |
| 19 | @@ -73,7 +73,8 @@ static const char *microblaze_register_names[] = |
| 20 | "rpc", "rmsr", "rear", "resr", "rfsr", "rbtr", |
| 21 | "rpvr0", "rpvr1", "rpvr2", "rpvr3", "rpvr4", "rpvr5", "rpvr6", |
| 22 | "rpvr7", "rpvr8", "rpvr9", "rpvr10", "rpvr11", |
| 23 | - "redr", "rpid", "rzpr", "rtlbx", "rtlbsx", "rtlblo", "rtlbhi" |
| 24 | + "redr", "rpid", "rzpr", "rtlbx", "rtlbsx", "rtlblo", "rtlbhi", |
| 25 | + "rslr", "rshr" |
| 26 | }; |
| 27 | |
| 28 | #define MICROBLAZE_NUM_REGS ARRAY_SIZE (microblaze_register_names) |
| 29 | @@ -201,10 +202,15 @@ static const gdb_byte * |
| 30 | microblaze_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pc, |
| 31 | int *len) |
| 32 | { |
| 33 | + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); |
| 34 | static gdb_byte break_insn[] = MICROBLAZE_BREAKPOINT; |
| 35 | + static gdb_byte break_insn_le[] = MICROBLAZE_BREAKPOINT_LE; |
| 36 | |
| 37 | *len = sizeof (break_insn); |
| 38 | - return break_insn; |
| 39 | + if (byte_order == BFD_ENDIAN_BIG) |
| 40 | + return break_insn; |
| 41 | + else |
| 42 | + return break_insn_le; |
| 43 | } |
| 44 | |
| 45 | /* Allocate and initialize a frame cache. */ |
| 46 | diff --git a/gdb/microblaze-tdep.h b/gdb/microblaze-tdep.h |
| 47 | index 98aa0f5..cd32e9f 100644 |
| 48 | --- a/gdb/microblaze-tdep.h |
| 49 | +++ b/gdb/microblaze-tdep.h |
| 50 | @@ -56,7 +56,7 @@ struct microblaze_frame_cache |
| 51 | int fp_regnum; |
| 52 | |
| 53 | /* Offsets to saved registers. */ |
| 54 | - int register_offsets[57]; /* Must match MICROBLAZE_NUM_REGS. */ |
| 55 | + int register_offsets[59]; /* Must match MICROBLAZE_NUM_REGS. */ |
| 56 | |
| 57 | /* Table of saved registers. */ |
| 58 | struct trad_frame_saved_reg *saved_regs; |
| 59 | @@ -121,7 +121,9 @@ enum microblaze_regnum |
| 60 | MICROBLAZE_RTLBX_REGNUM, |
| 61 | MICROBLAZE_RTLBSX_REGNUM, |
| 62 | MICROBLAZE_RTLBLO_REGNUM, |
| 63 | - MICROBLAZE_RTLBHI_REGNUM |
| 64 | + MICROBLAZE_RTLBHI_REGNUM, |
| 65 | + MICROBLAZE_SLR_REGNUM, |
| 66 | + MICROBLAZE_SHR_REGNUM |
| 67 | }; |
| 68 | |
| 69 | /* All registers are 32 bits. */ |
| 70 | diff --git a/gdb/regformats/reg-microblaze.dat b/gdb/regformats/reg-microblaze.dat |
| 71 | index a5dd0a0..bd8a438 100644 |
| 72 | --- a/gdb/regformats/reg-microblaze.dat |
| 73 | +++ b/gdb/regformats/reg-microblaze.dat |
| 74 | @@ -37,3 +37,5 @@ expedite:r1,pc |
| 75 | 32:ear |
| 76 | 32:esr |
| 77 | 32:fsr |
| 78 | +32:slr |
| 79 | +32:shr |
| 80 | -- |
| 81 | 1.9.0 |
| 82 | |