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.
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Yao Qi
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3 changed files with 174 additions and 0 deletions
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@ -1,3 +1,10 @@
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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.
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(test_adr_32bit, test_pop_pc): New.
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* gdb.arch/arm-disp-step.exp (test_ldr_literal): New.
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(test_adr_32bit, test_pop_pc): New.
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2011-05-04 Joseph Myers <joseph@codesourcery.com>
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* gdb.base/a2-run.exp (strongarm-*-coff): Don't handle target.
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@ -48,6 +48,20 @@ test_ret_end:
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bl test_ldm_stm_pc
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#endif
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/* Test ldrX literal in ARM */
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#if !defined (__thumb__)
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bl test_ldr_literal
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#endif
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/* Test 32-bit adr in ARM */
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#if !defined(__thumb__)
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bl test_adr_32bit
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#endif
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#if !defined(__thumb__)
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bl test_pop_pc
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#endif
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/* Test str in ARM mode and Thumb-2 */
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#if !defined(__thumb__)
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bl test_str_pc
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@ -123,6 +137,71 @@ test_ldm_stm_pc_ret:
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.size test_ldm_stm_pc, .-test_ldm_stm_pc
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#endif
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#if !defined (__thumb__)
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.global test_ldr_literal
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.type test_ldr_literal, %function
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test_ldr_literal:
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ldrh r0, [pc]
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.global test_ldrsb_literal
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test_ldrsb_literal:
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ldrsb r0, [pc]
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.global test_ldrsh_literal
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test_ldrsh_literal:
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ldrsh r0, [pc]
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.global test_ldr_literal_end
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test_ldr_literal_end:
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bx lr
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.size test_ldr_literal, .-test_ldr_literal
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#endif
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#if !defined(__thumb__)
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.global test_adr_32bit
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#if defined(__thumb2__)
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.code 16
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.thumb_func
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#endif
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test_adr_32bit:
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adr r0, .L6
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nop
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.L6:
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nop
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.global test_adr_32bit_after
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test_adr_32bit_after:
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adr r0, .L6
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.global test_adr_32bit_end
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test_adr_32bit_end:
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bx lr
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.size test_adr_32bit, .-test_adr_32bit
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#endif
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.global test_pop_pc
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.type test_pop_pc, %function
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#if defined(__thumb__)
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.code 16
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.thumb_func
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#endif
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test_pop_pc:
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ldr r1, .L5
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#if defined(__thumb__)
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movs r0, #1
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orrs r1, r0
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#endif
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push {r1}
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push {r1}
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.global test_pop_pc_1
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test_pop_pc_1:
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pop {r1, pc}
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.global test_pop_pc_ret
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test_pop_pc_ret:
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bx lr
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.align 2
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.L5:
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.word test_pop_pc_ret
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.size test_pop_pc, .-test_pop_pc
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#if !defined(__thumb__)
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#if defined (__thumb2__)
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.code 16
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@ -68,6 +68,42 @@ proc test_ldm_stm_pc {} {
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gdb_continue_to_breakpoint "continue to test_ldm_stm_pc_ret" \
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".*bx lr.*"
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}
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#########################################
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# Test ldrX literal
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proc test_ldr_literal {} {
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global srcfile
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global gdb_prompt
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gdb_test_multiple "break *test_ldr_literal" "break test_ldr_literal" {
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-re "Breakpoint.*at.* file .*$srcfile, line.*\r\n$gdb_prompt $" {
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pass "break test_ldr_literal"
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}
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-re "No symbol.*\r\n$gdb_prompt $" {
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return 0
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}
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}
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gdb_test "break *test_ldrsb_literal" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_ldrsb_literal"
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gdb_test "break *test_ldrsh_literal" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_ldrsh_literal"
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gdb_test "break *test_ldr_literal_end" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_test_ldr_literal_end"
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gdb_continue_to_breakpoint "continue to test_ldr_literal" \
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".*ldrh.*r0\,.*\[pc\].*"
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gdb_continue_to_breakpoint "continue to test_ldrsb_literal" \
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".*ldrsb.*r0\,.*\[pc\].*"
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gdb_continue_to_breakpoint "continue to test_ldrsh_literal" \
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".*ldrsh.*r0\,.*\[pc\].*"
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gdb_continue_to_breakpoint "continue to test_ldr_literal_ret" \
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".*bx lr.*"
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}
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##########################################
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# Test call/ret.
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proc test_call_ret {} {
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@ -126,6 +162,52 @@ proc test_ldr_from_pc {} {
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".*bx lr.*"
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}
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proc test_adr_32bit {} {
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global srcfile
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global gdb_prompt
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gdb_test_multiple "break *test_adr_32bit" "break test_adr_32bit" {
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-re "Breakpoint.*at.* file .*$srcfile, line.*\r\n$gdb_prompt $" {
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pass "break test_adr"
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}
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-re "No symbol.*\r\n$gdb_prompt $" {
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return 0
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}
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}
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gdb_test "break *test_adr_32bit_after" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_adr_32bit_after"
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gdb_test "break *test_adr_32bit_end" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_adr_32bit_end"
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gdb_continue_to_breakpoint "test_adr_32bit" \
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".*adr.*r0\,.*\.L6.*"
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gdb_continue_to_breakpoint "test_adr_32bit_after" \
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".*adr.*r0\,.*\.L6.*"
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gdb_continue_to_breakpoint "test_adr_32bit_end" \
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".*bx lr.*"
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}
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#########################################
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# Test pop to PC
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proc test_pop_pc {} {
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global srcfile
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gdb_test "break *test_pop_pc_1" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_pop_pc"
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gdb_test "break *test_pop_pc_ret" \
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"Breakpoint.*at.* file .*$srcfile, line.*" \
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"break test_pop_pc_ret"
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gdb_continue_to_breakpoint "continue to test_pop_pc" \
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".*b.*\{r1\, pc\}.*"
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gdb_continue_to_breakpoint "continue to test_pop_pc_ret" \
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".*bx lr.*"
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}
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###########################################
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proc test_str_pc {} {
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@ -201,6 +283,12 @@ test_ldr_from_pc
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test_ldm_stm_pc
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test_ldr_literal
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test_adr_32bit
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test_pop_pc
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test_str_pc
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##########################################
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