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baremetal: allow arbitrary exit status with the magic string

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test-baremetal: fix missing setting x0 return value

Examples were just returning on ret without setting x0, which led to
failures... those were not noticed because of how broken the testing system
was ;-)
This commit is contained in:
Ciro Santilli 六四事件 法轮功
2019-05-06 00:00:01 +00:00
parent ff8cbe9d7a
commit 26cab92bfc
20 changed files with 133 additions and 77 deletions
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20
baremetal/arch/aarch64/fadd.S
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@@ -3,43 +3,45 @@
.global main
main:
/* 1.5 + 2.5 == 4.0 */
fmov d0, #1.5
fmov d0, 1.5
/* test-gdb-d0 */
fmov d1, #2.5
fmov d1, 2.5
/* test-gdb-d1 */
fadd d2, d0, d1
/* test-gdb-d2 */
fmov d3, #4.0
fmov d3, 4.0
fcmp d2, d3
beq 1f
bl lkmc_assert_fail
1:
/* Now in 32-bit. */
fmov s0, #1.5
fmov s0, 1.5
/* test-gdb-s0 */
fmov s1, #2.5
fmov s1, 2.5
/* test-gdb-s1 */
fadd s2, s0, s1
/* test-gdb-s2 */
fadd s2, s0, s1
fmov s3, #4.0
fmov s3, 4.0
fcmp s2, s3
beq 1f
bl lkmc_assert_fail
1:
/* Higher registers. */
fmov d28, #1.5
fmov d28, 1.5
/* test-gdb-d28 */
fmov d29, #2.5
fmov d29, 2.5
/* test-gdb-d29 */
fadd d30, d28, d29
/* test-gdb-d30 */
fmov d31, #4.0
fmov d31, 4.0
/* test-gdb-d31 */
fcmp d30, d31
beq 1f
bl lkmc_assert_fail
1:
mov x0, 0
ret