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2011-05-05 Yao Qi <yao@codesourcery.com>

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* gdb.arch/arm-disp-step.S(test_ldr_literal): New.
	(test_adr_32bit, test_pop_pc): New.
	* gdb.arch/arm-disp-step.exp (test_ldr_literal): New.
	(test_adr_32bit, test_pop_pc): New.
This commit is contained in:
Yao Qi 2011-05-05 02:51:28 +00:00
parent e41e646212
commit 0c51be18c4
3 changed files with 174 additions and 0 deletions
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7
gdb/testsuite/ChangeLog
View File

@ -1,3 +1,10 @@
2011-05-05 Yao Qi <yao@codesourcery.com>
* gdb.arch/arm-disp-step.S(test_ldr_literal): New.
(test_adr_32bit, test_pop_pc): New.
* gdb.arch/arm-disp-step.exp (test_ldr_literal): New.
(test_adr_32bit, test_pop_pc): New.
2011-05-04 Joseph Myers <joseph@codesourcery.com>
* gdb.base/a2-run.exp (strongarm-*-coff): Don't handle target.

79
gdb/testsuite/gdb.arch/arm-disp-step.S
View File

@ -48,6 +48,20 @@ test_ret_end:
bl test_ldm_stm_pc
#endif
/* Test ldrX literal in ARM */
#if !defined (__thumb__)
bl test_ldr_literal
#endif
/* Test 32-bit adr in ARM */
#if !defined(__thumb__)
bl test_adr_32bit
#endif
#if !defined(__thumb__)
bl test_pop_pc
#endif
/* Test str in ARM mode and Thumb-2 */
#if !defined(__thumb__)
bl test_str_pc
@ -123,6 +137,71 @@ test_ldm_stm_pc_ret:
.size test_ldm_stm_pc, .-test_ldm_stm_pc
#endif
#if !defined (__thumb__)
.global test_ldr_literal
.type test_ldr_literal, %function
test_ldr_literal:
ldrh r0, [pc]
.global test_ldrsb_literal
test_ldrsb_literal:
ldrsb r0, [pc]
.global test_ldrsh_literal
test_ldrsh_literal:
ldrsh r0, [pc]
.global test_ldr_literal_end
test_ldr_literal_end:
bx lr
.size test_ldr_literal, .-test_ldr_literal
#endif
#if !defined(__thumb__)
.global test_adr_32bit
#if defined(__thumb2__)
.code 16
.thumb_func
#endif
test_adr_32bit:
adr r0, .L6
nop
.L6:
nop
.global test_adr_32bit_after
test_adr_32bit_after:
adr r0, .L6
.global test_adr_32bit_end
test_adr_32bit_end:
bx lr
.size test_adr_32bit, .-test_adr_32bit
#endif
.global test_pop_pc
.type test_pop_pc, %function
#if defined(__thumb__)
.code 16
.thumb_func
#endif
test_pop_pc:
ldr r1, .L5
#if defined(__thumb__)
movs r0, #1
orrs r1, r0
#endif
push {r1}
push {r1}
.global test_pop_pc_1
test_pop_pc_1:
pop {r1, pc}
.global test_pop_pc_ret
test_pop_pc_ret:
bx lr
.align 2
.L5:
.word test_pop_pc_ret
.size test_pop_pc, .-test_pop_pc
#if !defined(__thumb__)
#if defined (__thumb2__)
.code 16

88
gdb/testsuite/gdb.arch/arm-disp-step.exp
View File

@ -68,6 +68,42 @@ proc test_ldm_stm_pc {} {
gdb_continue_to_breakpoint "continue to test_ldm_stm_pc_ret" \
".*bx lr.*"
}
#########################################
# Test ldrX literal
proc test_ldr_literal {} {
global srcfile
global gdb_prompt
gdb_test_multiple "break *test_ldr_literal" "break test_ldr_literal" {
-re "Breakpoint.*at.* file .*$srcfile, line.*\r\n$gdb_prompt $" {
pass "break test_ldr_literal"
}
-re "No symbol.*\r\n$gdb_prompt $" {
return 0
}
}
gdb_test "break *test_ldrsb_literal" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"break test_ldrsb_literal"
gdb_test "break *test_ldrsh_literal" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"break test_ldrsh_literal"
gdb_test "break *test_ldr_literal_end" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"break test_test_ldr_literal_end"
gdb_continue_to_breakpoint "continue to test_ldr_literal" \
".*ldrh.*r0\,.*\[pc\].*"
gdb_continue_to_breakpoint "continue to test_ldrsb_literal" \
".*ldrsb.*r0\,.*\[pc\].*"
gdb_continue_to_breakpoint "continue to test_ldrsh_literal" \
".*ldrsh.*r0\,.*\[pc\].*"
gdb_continue_to_breakpoint "continue to test_ldr_literal_ret" \
".*bx lr.*"
}
##########################################
# Test call/ret.
proc test_call_ret {} {
@ -126,6 +162,52 @@ proc test_ldr_from_pc {} {
".*bx lr.*"
}
proc test_adr_32bit {} {
global srcfile
global gdb_prompt
gdb_test_multiple "break *test_adr_32bit" "break test_adr_32bit" {
-re "Breakpoint.*at.* file .*$srcfile, line.*\r\n$gdb_prompt $" {
pass "break test_adr"
}
-re "No symbol.*\r\n$gdb_prompt $" {
return 0
}
}
gdb_test "break *test_adr_32bit_after" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"break test_adr_32bit_after"
gdb_test "break *test_adr_32bit_end" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"break test_adr_32bit_end"
gdb_continue_to_breakpoint "test_adr_32bit" \
".*adr.*r0\,.*\.L6.*"
gdb_continue_to_breakpoint "test_adr_32bit_after" \
".*adr.*r0\,.*\.L6.*"
gdb_continue_to_breakpoint "test_adr_32bit_end" \
".*bx lr.*"
}
#########################################
# Test pop to PC
proc test_pop_pc {} {
global srcfile
gdb_test "break *test_pop_pc_1" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"break test_pop_pc"
gdb_test "break *test_pop_pc_ret" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"break test_pop_pc_ret"
gdb_continue_to_breakpoint "continue to test_pop_pc" \
".*b.*\{r1\, pc\}.*"
gdb_continue_to_breakpoint "continue to test_pop_pc_ret" \
".*bx lr.*"
}
###########################################
proc test_str_pc {} {
@ -201,6 +283,12 @@ test_ldr_from_pc
test_ldm_stm_pc
test_ldr_literal
test_adr_32bit
test_pop_pc
test_str_pc
##########################################