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/* Testsuite macros for OpenRISC.
Copyright (C) 2017-2020 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef OR1K_ASM_TEST_ENV_H
#define OR1K_ASM_TEST_ENV_H
#include "or1k-asm.h"
#include "or1k-asm-test.h"
.macro STANDARD_TEST_HEADER
/* Without the "a" (allocatable) flag, this section gets some
default flags and is discarded by objcopy when flattening to
the binary file. */
.section .exception_vectors, "ax"
.org 0x100
.global _start
_start:
/* Clear R0 on start-up. There is no guarantee that R0 is hardwired
to zero and indeed it is not when simulating. */
CLEAR_REG r0
OR1K_DELAYED_NOP(l.j test_startup)
.section .text
test_startup:
.endm
.macro STANDARD_TEST_BODY
LOAD_IMMEDIATE STACK_POINTER_R1, stack_begin
CLEAR_BSS r3, r4
CALL r3, start_tests
EXIT_SIMULATION_WITH_IMMEDIATE_EXIT_CODE SEC_SUCCESS
.section .stack
.space 4096 /* We need more than EXCEPTION_STACK_SKIP_SIZE bytes. */
stack_begin:
.endm
.macro STANDARD_TEST_ENVIRONMENT
/* One of the test cases needs to do some tests before setting up
the stack and so on. That's the reason this macro is split into
2 parts allowing the caller to inject code between the 2
initialisation phases. */
STANDARD_TEST_HEADER
STANDARD_TEST_BODY
.endm
#endif /* OR1K_ASM_TEST_ENV_H */
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