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https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-30 05:24:25 +01:00
gdb: move all tests to userland
This commit is contained in:
Ciro Santilli 六四事件 法轮功
@@ -1,13 +0,0 @@
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.global main
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main:
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/* 1 + 2 == 3 */
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mov x0, 1
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/* test-gdb-op1 */
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add x1, x0, 2
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/* test-gdb-result */
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cmp x1, 3
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beq 1f
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bl abort
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1:
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mov x0, 0
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ret
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@@ -1,7 +0,0 @@
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def test(self):
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self.sendline('tbreak main')
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self.sendline('continue')
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self.continue_to('op1')
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assert self.get_int('$x0') == 1
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self.continue_to('result')
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assert self.get_int('$x1') == 3
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@@ -1,5 +0,0 @@
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/* Call a C function. */
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.global main
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main:
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mov x0, 0
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bl exit
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11
baremetal/arch/aarch64/dump_regs.c
Normal file
11
baremetal/arch/aarch64/dump_regs.c
Normal file
@@ -0,0 +1,11 @@
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/* Dump as many registers as we feel like to see initial CPU state. */
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#include <stdio.h>
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#include <inttypes.h>
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int main(void) {
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uint32_t sctlr_el1;
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__asm__ ("mrs %0, sctlr_el1" : "=r" (sctlr_el1) : :);
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printf("sctlr_el1 0x%" PRIx32 "\n", sctlr_el1);
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return 0;
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}
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@@ -1,47 +0,0 @@
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/* https://github.com/cirosantilli/arm-assembly-cheat/blob/c19e187e98e99f2f4a042783ca238aa4eb2292ab/v8/floating_point.S */
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.global main
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main:
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/* 1.5 + 2.5 == 4.0 */
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fmov d0, 1.5
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/* test-gdb-d0 */
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fmov d1, 2.5
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/* test-gdb-d1 */
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fadd d2, d0, d1
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/* test-gdb-d2 */
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fmov d3, 4.0
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fcmp d2, d3
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beq 1f
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bl abort
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1:
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/* Now in 32-bit. */
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fmov s0, 1.5
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/* test-gdb-s0 */
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fmov s1, 2.5
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/* test-gdb-s1 */
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fadd s2, s0, s1
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/* test-gdb-s2 */
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fadd s2, s0, s1
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fmov s3, 4.0
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fcmp s2, s3
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beq 1f
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bl abort
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1:
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/* Higher registers. */
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fmov d28, 1.5
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/* test-gdb-d28 */
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fmov d29, 2.5
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/* test-gdb-d29 */
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fadd d30, d28, d29
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/* test-gdb-d30 */
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fmov d31, 4.0
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/* test-gdb-d31 */
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fcmp d30, d31
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beq 1f
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bl abort
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1:
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mov x0, 0
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ret
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@@ -1,30 +0,0 @@
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def test(self):
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self.sendline('tbreak main')
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self.sendline('continue')
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# Double.
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self.continue_to('d0')
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assert self.get_float('$d0') == 1.5
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self.continue_to('d1')
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assert self.get_float('$d1') == 2.5
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self.continue_to('d2')
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assert self.get_float('$d2') == 4.0
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# Single.
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self.continue_to('s0')
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assert self.get_float('$s0') == 1.5
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self.continue_to('s1')
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assert self.get_float('$s1') == 2.5
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self.continue_to('s2')
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assert self.get_float('$s2') == 4.0
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# High registers..
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self.continue_to('d28')
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assert self.get_float('$d28') == 1.5
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self.continue_to('d29')
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assert self.get_float('$d29') == 2.5
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self.continue_to('d30')
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assert self.get_float('$d30') == 4.0
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self.continue_to('d31')
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assert self.get_float('$d31') == 4.0
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@@ -1,29 +0,0 @@
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/* Test that we can move:
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* - set registers
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* - read x30
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*/
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.global main
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main:
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mov x0, 1
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/* test-gdb-x0 */
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mov x1, 2
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/* test-gdb-x1 */
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mov x29, 1
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/* test-gdb-x29 */
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mov x30, 2
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/* test-gdb-x30 */
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fmov d0, 1.5
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/* test-gdb-d0 */
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fmov d1, 2.5
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/* test-gdb-d1 */
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fmov d30, 1.5
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/* test-gdb-d30 */
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fmov d31, 2.5
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/* test-gdb-d31 */
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/* Exit required since we messed up with x30 which is the lr. */
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mov x0, 0
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bl exit
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@@ -1,27 +0,0 @@
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def test(self):
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self.sendline('tbreak main')
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self.sendline('continue')
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self.continue_to('x0')
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self.sendline('set $x0 = 3')
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self.continue_to('x1')
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assert self.get_int('$x0') == 3
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assert self.get_int('$x1') == 2
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self.sendline('set $x30 = 3')
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self.continue_to('x29')
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assert self.get_int('$x29') == 1
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assert self.get_int('$x30') == 3
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self.continue_to('x30')
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assert self.get_int('$x30') == 2
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self.continue_to('d0')
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self.sendline('set $d0 = 3.5')
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self.continue_to('d1')
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assert self.get_float('$d0') == 3.5
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assert self.get_float('$d1') == 2.5
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self.sendline('set $d31 = 3.5')
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self.continue_to('d30')
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assert self.get_float('$d30') == 1.5
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assert self.get_float('$d31') == 3.5
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self.continue_to('d31')
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assert self.get_float('$d31') == 2.5
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@@ -1,5 +0,0 @@
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/* Return to ensure that the post main works. */
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.global main
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main:
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mov x0, 0
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ret
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@@ -1,5 +0,0 @@
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/* https://github.com/cirosantilli/linux-kernel-module-cheat#magic-failure-string */
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.global main
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main:
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mov x0, 1
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ret
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