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authorYao Qi <yao.qi@linaro.org>2016-11-22 14:05:05 +0000
committerYao Qi <yao.qi@linaro.org>2016-11-22 14:05:05 +0000
commitcd76b525eda02c30c4412698a2ff309b975d417a (patch)
treeb728a315626ee8247604152f0ea03f5b112d709a /gdb
parent3889f4909e0db5f5ca8ca043ef9825f0ad971fd6 (diff)
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gdbarch software_single_step frame_info to regcache: sparc
gdb: 2016-11-22 Yao Qi <yao.qi@linaro.org> * sparc-tdep.c (sparc_analyze_control_transfer): Replace parameter frame with regcache. Call get_current_frame. (sparc_software_single_step): Call get_regcache_arch instead of get_frame_arch. Call regcache_raw_get_unsigned instead of get_frame_register_unsigned.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog8
-rw-r--r--gdb/sparc-tdep.c17
2 files changed, 18 insertions, 7 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 6663d4c..b3931c3 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,13 @@
2016-11-22 Yao Qi <yao.qi@linaro.org>
+ * sparc-tdep.c (sparc_analyze_control_transfer): Replace parameter
+ frame with regcache. Call get_current_frame.
+ (sparc_software_single_step): Call get_regcache_arch instead of
+ get_frame_arch. Call regcache_raw_get_unsigned instead of
+ get_frame_register_unsigned.
+
+2016-11-22 Yao Qi <yao.qi@linaro.org>
+
* nios2-tdep.c (nios2_get_next_pc): Replace parameter frame
with regcache. Call regcache_raw_get_signed instead of
get_frame_register_unsigned.
diff --git a/gdb/sparc-tdep.c b/gdb/sparc-tdep.c
index ea2435e..18b627d 100644
--- a/gdb/sparc-tdep.c
+++ b/gdb/sparc-tdep.c
@@ -1501,7 +1501,7 @@ sparc32_dwarf2_frame_init_reg (struct gdbarch *gdbarch, int regnum,
software single-step mechanism. */
static CORE_ADDR
-sparc_analyze_control_transfer (struct frame_info *frame,
+sparc_analyze_control_transfer (struct regcache *regcache,
CORE_ADDR pc, CORE_ADDR *npc)
{
unsigned long insn = sparc_fetch_instruction (pc);
@@ -1552,8 +1552,11 @@ sparc_analyze_control_transfer (struct frame_info *frame,
}
else if (X_OP (insn) == 2 && X_OP3 (insn) == 0x3a)
{
+ struct frame_info *frame = get_current_frame ();
+
/* Trap instruction (TRAP). */
- return gdbarch_tdep (get_frame_arch (frame))->step_trap (frame, insn);
+ return gdbarch_tdep (get_regcache_arch (regcache))->step_trap (frame,
+ insn);
}
/* FIXME: Handle DONE and RETRY instructions. */
@@ -1602,19 +1605,19 @@ sparc_step_trap (struct frame_info *frame, unsigned long insn)
static VEC (CORE_ADDR) *
sparc_software_single_step (struct frame_info *frame)
{
- struct gdbarch *arch = get_frame_arch (frame);
+ struct regcache *regcache = get_current_regcache ();
+ struct gdbarch *arch = get_regcache_arch (regcache);
struct gdbarch_tdep *tdep = gdbarch_tdep (arch);
- struct address_space *aspace = get_frame_address_space (frame);
CORE_ADDR npc, nnpc;
CORE_ADDR pc, orig_npc;
VEC (CORE_ADDR) *next_pcs = NULL;
- pc = get_frame_register_unsigned (frame, tdep->pc_regnum);
- orig_npc = npc = get_frame_register_unsigned (frame, tdep->npc_regnum);
+ pc = regcache_raw_get_unsigned (regcache, tdep->pc_regnum);
+ orig_npc = npc = regcache_raw_get_unsigned (regcache, tdep->npc_regnum);
/* Analyze the instruction at PC. */
- nnpc = sparc_analyze_control_transfer (frame, pc, &npc);
+ nnpc = sparc_analyze_control_transfer (regcache, pc, &npc);
if (npc != 0)
VEC_safe_push (CORE_ADDR, next_pcs, npc);